Company lists · Data refreshed September 2026
Top 25 Custom SaaS development agencies based in the United Kingdom
RevenueBase identified 546 company matches for custom SaaS development agencies associated with the United Kingdom as of September 2026 and tracks 3,416 professional contacts across them, including 673 with verified work emails. London is the largest hub.
This list covers company matches for custom SaaS development agencies associated with the United Kingdom, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 28, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest custom SaaS development agencies based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 221 contacts → | ||||
Exact match “At Dreams Technologies, we’re more than software engineers, we’re digital transformation partners.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 2 | 201 contacts → | ||||
Exact match “Leighton is a software development business that builds high performing teams and develops successful software applications for its customers.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 3 | 163 contacts → | ||||
Exact match “Scrums.com is the Software Engineering Orchestration Platform (SEOP).” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 4 | 154 contacts → | ||||
Exact match “Winner of the Best AI Company Award by The Netty Awards · Headquartered in London, powered by a worldwide team of engineers across Europe, Egypt, and the Americas.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 5 | 138 contacts → | ||||
Exact match “For over 22 years, Intagleo has been a trusted partner for businesses worldwide and US Primes, empowering them to achieve their digital transformation goals through innovative…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 6 | 69 contacts → | ||||
Exact match “PODTECH is a software development company with a comprehensive suite of services.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 7 | 63 contacts → | ||||
Exact match “Codex makes software simple, strategic, and reliable.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 8 | 54 contacts → | ||||
Exact match “A premium digital agency with an in-house team of tech experts, who build SaaS products, mobile and web applications for SMEs by using clean processes and the latest technologies…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 9 | 51 contacts → | ||||
Exact match “Tailored ERP, CRM & SaaS that automates your operations and fuels measurable growth.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 10 | 44 contacts → | ||||
Exact match “At NewOrbit, we don’t just develop software-we craft tailored, web-based business solutions that empower companies to innovate, grow, and stay ahead of the curve.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 11 | 39 contacts → | ||||
Exact match “We are a software development outsourcing company with 9+ years in business and 200+ successful projects.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 12 | 32 contacts → | ||||
Exact match “Ecologital is a specialist organisation in Information Technology (IT) with a unique product and service offering.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 13 | 30 contacts → | ||||
Exact match “Keeping business ahead of the game" We're a software development company working with high-growth businesses, funded start-ups, investors, and organisations undergoing rapid…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 14 | 20 contacts → | ||||
Exact match “Indiespring is a leading provider of innovative, mobile-first, custom software solutions that drive business transformation and accelerate our customers’ growth.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 15 | 20 contacts → | ||||
Exact match “DevsStream provides software development solutions and services all over the world.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 16 | 19 contacts → | ||||
Exact match “At StyleTech, we specialise in bespoke software that’s built around your business.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 17 | 18 contacts → | ||||
Exact match “Softexpoit's team of experts combines technical expertise and creativity to develop custom software, mobile app, and web app solutions that meet your specific business/official…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 18 | 17 contacts → | ||||
Exact match “Radweb are an enthusiastic and passionate team of business leaders, software engineers, UI experts and marketing professionals based in Portsmouth, UK.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 19 | 15 contacts → | ||||
Exact match “Aberdeen’s Intellicore is a specialist bespoke software development business that provides solutions to the practical issues faced by our clients in the daily running of their…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 20 | 15 contacts → | ||||
Exact match “Mobile app development experts that deliver high-quality Android, iOS, and web applications.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 21 | 14 contacts → | ||||
Exact match “At Ventureaxis, we specialise in working with our clients to build robust, reliable and innovative software solutions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 22 | 13 contacts → | ||||
Exact match “We design and build websites and apps that bring clarity, efficiency, and brand impact to ambitious global businesses.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 23 | 13 contacts → | ||||
Exact match “After 20 years we continue to design our software in response to the ever demanding environment that we work in.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 24 | 13 contacts → | ||||
Exact match “Welcome KloudStack!” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 25 | 12 contacts → | ||||
Exact match “Blueberry Systems is a UK-based bespoke software development company delivering intelligent, scalable, and business-focused technology solutions for organisations across diverse…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “custom SaaS development agencies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 546 custom SaaS development agencies based in the United Kingdom
See the full list, filter by size, metro and specialty, and access 673 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Custom SaaS development agencies based in the United Kingdom at a glance
As of Sep 28, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 546 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with the United Kingdom whose business descriptions match “custom SaaS development agencies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 673 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 28, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Custom SaaS development agencies by metro
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “custom SaaS development agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many custom SaaS development agencies are there based in the United Kingdom?
RevenueBase identified 546 company matches for custom SaaS development agencies associated with the United Kingdom as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Dreams Technologies, UK & India tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most custom SaaS development agencies?
London leads with 197 company records, followed by Manchester (24) and Leeds (10).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 673 professional contacts with verified work emails tracked across these 546 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 2026.
Ready to reach these companies? Verified emails and direct dials for all 546 custom SaaS development agencies based in the United Kingdom. Start with a free account, no credit card.
Download this list →Related lists
Custom SaaS development agencies by geography
- Custom SaaS development agencies based in Toronto, Canada
- Custom SaaS development agencies based in Paris, France
- Custom SaaS development agencies based in Berlin, Germany
- Custom SaaS development agencies based in Ahmedabad, India
- Custom SaaS development agencies based in Bangalore, India
- Custom SaaS development agencies based in Chennai, India
- Custom SaaS development agencies based in Coimbatore, India
- Custom SaaS development agencies based in Hyderabad, India
- Custom SaaS development agencies based in Indore, India
- Custom SaaS development agencies based in Jaipur, India
- Custom SaaS development agencies based in Kolkata, India
- Custom SaaS development agencies based in Mohali, India
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Custom SaaS development agencies based in Toronto, Canada
- Custom SaaS development agencies based in Paris, France
- Custom SaaS development agencies based in Berlin, Germany
- Custom SaaS development agencies based in Ahmedabad, India
- Custom SaaS development agencies based in Bangalore, India
- Custom SaaS development agencies based in Chennai, India
Company intelligence · public preview
Top 25 custom SaaS development agencies based in the United Kingdom
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 546 matching company records for custom SaaS development agencies based in the United Kingdom, with 3,416 tracked contacts and 673 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 28, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 custom SaaS development agencies based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Dreams Technologies, UK & Indiadreamstechnologies.comHQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 221 contacts → |
“At Dreams Technologies, we’re more than software engineers, we’re digital transformation partners.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Leightonleighton.comHQ: Newcastle Upon Tyne, United KingdomReported employees: 51-200 | Newcastle Upon Tyne, United Kingdom | 51-200 | Exact match | 201 contacts → |
“Leighton is a software development business that builds high performing teams and develops successful software applications for its customers.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  scrums.comscrums.comHQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 163 contacts → |
“Scrums.com is the Software Engineering Orchestration Platform (SEOP).” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Opinov8opinov8.comHQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 154 contacts → |
“Winner of the Best AI Company Award by The Netty Awards · Headquartered in London, powered by a worldwide team of engineers across Europe, Egypt, and the Americas.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Intagleo Systemsintagleo.comHQ: Slough, United KingdomReported employees: 51-200 | Slough, United Kingdom | 51-200 | Exact match | 138 contacts → |
“For over 22 years, Intagleo has been a trusted partner for businesses worldwide and US Primes, empowering them to achieve their digital transformation goals through innovative…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Podtechpodtech.comHQ: Milton Keynes, United KingdomReported employees: 51-200 | Milton Keynes, United Kingdom | 51-200 | Exact match | 69 contacts → |
“PODTECH is a software development company with a comprehensive suite of services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Codex Softwarecodex-soft.comHQ: Cirencester, United KingdomReported employees: 51-200 | Cirencester, United Kingdom | 51-200 | Exact match | 63 contacts → |
“Codex makes software simple, strategic, and reliable.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Impressitimpressit.ioHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 54 contacts → |
“A premium digital agency with an in-house team of tech experts, who build SaaS products, mobile and web applications for SMEs by using clean processes and the latest technologies…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Warrgyizmorschwarrgyizmorsch.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 51 contacts → |
“Tailored ERP, CRM & SaaS that automates your operations and fuels measurable growth.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Neworbit LTDneworbit.co.ukHQ: Chalgrove, United KingdomReported employees: 11-50 | Chalgrove, United Kingdom | 11-50 | Exact match | 44 contacts → |
“At NewOrbit, we don’t just develop software-we craft tailored, web-based business solutions that empower companies to innovate, grow, and stay ahead of the curve.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Mifortmifort.orgHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 39 contacts → |
“We are a software development outsourcing company with 9+ years in business and 200+ successful projects.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Ecologitalecologital.comHQ: Harrow, United KingdomReported employees: 11-50 | Harrow, United Kingdom | 11-50 | Exact match | 32 contacts → |
“Ecologital is a specialist organisation in Information Technology (IT) with a unique product and service offering.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  RED River Softwareriver.redHQ: Horsham, United KingdomReported employees: 11-50 | Horsham, United Kingdom | 11-50 | Exact match | 30 contacts → |
“Keeping business ahead of the game" We're a software development company working with high-growth businesses, funded start-ups, investors, and organisations undergoing rapid…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Indiespringindiespring.comHQ: Manchester, United KingdomReported employees: 11-50 | Manchester, United Kingdom | 11-50 | Exact match | 20 contacts → |
“Indiespring is a leading provider of innovative, mobile-first, custom software solutions that drive business transformation and accelerate our customers’ growth.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Devsstream Limiteddevsstream.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 20 contacts → |
“DevsStream provides software development solutions and services all over the world.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Styletech Solutions Limitedstyletech.co.uk HQ: Hessle, United KingdomReported employees: 11-50 | Hessle, United Kingdom | 11-50 | Exact match | 19 contacts → |
“At StyleTech, we specialise in bespoke software that’s built around your business.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Softexpoitsoftexpoitlimited.co.ukHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 18 contacts → |
“Softexpoit's team of experts combines technical expertise and creativity to develop custom software, mobile app, and web app solutions that meet your specific business/official…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Radwebradweb.co.ukHQ: Portsmouth, United KingdomReported employees: 11-50 | Portsmouth, United Kingdom | 11-50 | Exact match | 17 contacts → |
“Radweb are an enthusiastic and passionate team of business leaders, software engineers, UI experts and marketing professionals based in Portsmouth, UK.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Intellicore LTDintellicore.co.ukHQ: Aberdeen, United KingdomReported employees: 11-50 | Aberdeen, United Kingdom | 11-50 | Exact match | 15 contacts → |
“Aberdeen’s Intellicore is a specialist bespoke software development business that provides solutions to the practical issues faced by our clients in the daily running of their…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  The House Of Codethehouseofcode.comHQ: Belfast, United KingdomReported employees: 11-50 | Belfast, United Kingdom | 11-50 | Exact match | 15 contacts → |
“Mobile app development experts that deliver high-quality Android, iOS, and web applications.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Ventureaxis Limitedventureaxis.comHQ: Leeds, United KingdomReported employees: 51-200 | Leeds, United Kingdom | 51-200 | Exact match | 14 contacts → |
“At Ventureaxis, we specialise in working with our clients to build robust, reliable and innovative software solutions.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | SI Digitalsidigital.co HQ: Southsea, United KingdomReported employees: 11-50 | Southsea, United Kingdom | 11-50 | Exact match | 13 contacts → |
“We design and build websites and apps that bring clarity, efficiency, and brand impact to ambitious global businesses.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  MNP The Solutionmnpthesolution.comHQ: Salisbury, United KingdomReported employees: 11-50 | Salisbury, United Kingdom | 11-50 | Exact match | 13 contacts → |
“After 20 years we continue to design our software in response to the ever demanding environment that we work in.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Kloudstackkloudstack.co.ukHQ: Reading, United KingdomReported employees: 11-50 | Reading, United Kingdom | 11-50 | Exact match | 13 contacts → |
“Welcome KloudStack!” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Blueberry Systems Limitedblueberrysys.comHQ: Gloucester, United KingdomReported employees: 51-200 | Gloucester, United Kingdom | 51-200 | Exact match | 12 contacts → |
“Blueberry Systems is a UK-based bespoke software development company delivering intelligent, scalable, and business-focused technology solutions for organisations across diverse…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 546 company matches
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Custom SaaS development agencies: dataset insights
September 28, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
543 records in the displayed employee bands.
3 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 546 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 28, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Custom SaaS development agencies by metro
Questions about this company list
What does Exact match mean for custom SaaS development agencies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many custom SaaS development agencies did RevenueBase find based in the United Kingdom?
The saved snapshot records 546 matching company records, 3,416 tracked contacts and 673 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 28, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Custom SaaS development agencies by geography
- Custom SaaS development agencies based in Toronto, Canada
- Custom SaaS development agencies based in Paris, France
- Custom SaaS development agencies based in Berlin, Germany
- Custom SaaS development agencies based in Ahmedabad, India
- Custom SaaS development agencies based in Bangalore, India
- Custom SaaS development agencies based in Chennai, India
- Custom SaaS development agencies based in Coimbatore, India
- Custom SaaS development agencies based in Hyderabad, India
- Custom SaaS development agencies based in Indore, India
- Custom SaaS development agencies based in Jaipur, India
- Custom SaaS development agencies based in Kolkata, India
- Custom SaaS development agencies based in Mohali, India
Cite this list
RevenueBase Data Team. Top 25 custom SaaS development agencies based in the United Kingdom. Snapshot: September 28, 2026. https://revenuebase.ai/companies/custom-saas-development-agencies/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Custom SaaS development agencies based in Toronto, Canada
- Custom SaaS development agencies based in Paris, France
- Custom SaaS development agencies based in Berlin, Germany
- Custom SaaS development agencies based in Ahmedabad, India
- Custom SaaS development agencies based in Bangalore, India
- Custom SaaS development agencies based in Chennai, India
Company intelligence · public preview
Top 25 custom SaaS development agencies based in the United Kingdom
RevenueBase records 546 matching company records for custom SaaS development agencies based in the United Kingdom, with 3,416 tracked contacts and 673 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 28, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 custom SaaS development agencies based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Dreams Technologies, UK & Indiadreamstechnologies.com HQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 221 contacts → |
“At Dreams Technologies, we’re more than software engineers, we’re digital transformation partners.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Leightonleighton.com HQ: Newcastle Upon Tyne, United KingdomReported employees: 51-200 | Newcastle Upon Tyne, United Kingdom | 51-200 | Exact match | 201 contacts → |
“Leighton is a software development business that builds high performing teams and develops successful software applications for its customers.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | scrums.comscrums.com HQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 163 contacts → |
“Scrums.com is the Software Engineering Orchestration Platform (SEOP).” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Opinov8opinov8.com HQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 154 contacts → |
“Winner of the Best AI Company Award by The Netty Awards · Headquartered in London, powered by a worldwide team of engineers across Europe, Egypt, and the Americas.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Intagleo Systemsintagleo.com HQ: Slough, United KingdomReported employees: 51-200 | Slough, United Kingdom | 51-200 | Exact match | 138 contacts → |
“For over 22 years, Intagleo has been a trusted partner for businesses worldwide and US Primes, empowering them to achieve their digital transformation goals through innovative…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Podtechpodtech.com HQ: Milton Keynes, United KingdomReported employees: 51-200 | Milton Keynes, United Kingdom | 51-200 | Exact match | 69 contacts → |
“PODTECH is a software development company with a comprehensive suite of services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Codex Softwarecodex-soft.com HQ: Cirencester, United KingdomReported employees: 51-200 | Cirencester, United Kingdom | 51-200 | Exact match | 63 contacts → |
“Codex makes software simple, strategic, and reliable.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Impressitimpressit.io HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 54 contacts → |
“A premium digital agency with an in-house team of tech experts, who build SaaS products, mobile and web applications for SMEs by using clean processes and the latest technologies…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Warrgyizmorschwarrgyizmorsch.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 51 contacts → |
“Tailored ERP, CRM & SaaS that automates your operations and fuels measurable growth.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Neworbit LTDneworbit.co.uk HQ: Chalgrove, United KingdomReported employees: 11-50 | Chalgrove, United Kingdom | 11-50 | Exact match | 44 contacts → |
“At NewOrbit, we don’t just develop software-we craft tailored, web-based business solutions that empower companies to innovate, grow, and stay ahead of the curve.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Mifortmifort.org HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 39 contacts → |
“We are a software development outsourcing company with 9+ years in business and 200+ successful projects.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Ecologitalecologital.com HQ: Harrow, United KingdomReported employees: 11-50 | Harrow, United Kingdom | 11-50 | Exact match | 32 contacts → |
“Ecologital is a specialist organisation in Information Technology (IT) with a unique product and service offering.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | RED River Softwareriver.red HQ: Horsham, United KingdomReported employees: 11-50 | Horsham, United Kingdom | 11-50 | Exact match | 30 contacts → |
“Keeping business ahead of the game" We're a software development company working with high-growth businesses, funded start-ups, investors, and organisations undergoing rapid…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Indiespringindiespring.com HQ: Manchester, United KingdomReported employees: 11-50 | Manchester, United Kingdom | 11-50 | Exact match | 20 contacts → |
“Indiespring is a leading provider of innovative, mobile-first, custom software solutions that drive business transformation and accelerate our customers’ growth.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Devsstream Limiteddevsstream.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 20 contacts → |
“DevsStream provides software development solutions and services all over the world.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Styletech Solutions Limitedstyletech.co.uk HQ: Hessle, United KingdomReported employees: 11-50 | Hessle, United Kingdom | 11-50 | Exact match | 19 contacts → |
“At StyleTech, we specialise in bespoke software that’s built around your business.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Softexpoitsoftexpoitlimited.co.uk HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 18 contacts → |
“Softexpoit's team of experts combines technical expertise and creativity to develop custom software, mobile app, and web app solutions that meet your specific business/official…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Radwebradweb.co.uk HQ: Portsmouth, United KingdomReported employees: 11-50 | Portsmouth, United Kingdom | 11-50 | Exact match | 17 contacts → |
“Radweb are an enthusiastic and passionate team of business leaders, software engineers, UI experts and marketing professionals based in Portsmouth, UK.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Intellicore LTDintellicore.co.uk HQ: Aberdeen, United KingdomReported employees: 11-50 | Aberdeen, United Kingdom | 11-50 | Exact match | 15 contacts → |
“Aberdeen’s Intellicore is a specialist bespoke software development business that provides solutions to the practical issues faced by our clients in the daily running of their…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | The House Of Codethehouseofcode.com HQ: Belfast, United KingdomReported employees: 11-50 | Belfast, United Kingdom | 11-50 | Exact match | 15 contacts → |
“Mobile app development experts that deliver high-quality Android, iOS, and web applications.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Ventureaxis Limitedventureaxis.com HQ: Leeds, United KingdomReported employees: 51-200 | Leeds, United Kingdom | 51-200 | Exact match | 14 contacts → |
“At Ventureaxis, we specialise in working with our clients to build robust, reliable and innovative software solutions.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | SI Digitalsidigital.co HQ: Southsea, United KingdomReported employees: 11-50 | Southsea, United Kingdom | 11-50 | Exact match | 13 contacts → |
“We design and build websites and apps that bring clarity, efficiency, and brand impact to ambitious global businesses.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | MNP The Solutionmnpthesolution.com HQ: Salisbury, United KingdomReported employees: 11-50 | Salisbury, United Kingdom | 11-50 | Exact match | 13 contacts → |
“After 20 years we continue to design our software in response to the ever demanding environment that we work in.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Kloudstackkloudstack.co.uk HQ: Reading, United KingdomReported employees: 11-50 | Reading, United Kingdom | 11-50 | Exact match | 13 contacts → |
“Welcome KloudStack!” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Blueberry Systems Limitedblueberrysys.com HQ: Gloucester, United KingdomReported employees: 51-200 | Gloucester, United Kingdom | 51-200 | Exact match | 12 contacts → |
“Blueberry Systems is a UK-based bespoke software development company delivering intelligent, scalable, and business-focused technology solutions for organisations across diverse…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 546 company matches
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Custom SaaS development agencies: dataset insights
September 28, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
543 records in the displayed employee bands.
3 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 546 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 28, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Custom SaaS development agencies by metro
Questions about this company list
What does Exact match mean for custom SaaS development agencies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many custom SaaS development agencies did RevenueBase find based in the United Kingdom?
The saved snapshot records 546 matching company records, 3,416 tracked contacts and 673 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 28, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Custom SaaS development agencies by geography
- Custom SaaS development agencies based in Toronto, Canada
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- Custom SaaS development agencies based in Berlin, Germany
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- Custom SaaS development agencies based in Chennai, India
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Cite this list
RevenueBase Data Team. Top 25 custom SaaS development agencies based in the United Kingdom. Snapshot: September 28, 2026. https://revenuebase.ai/companies/custom-saas-development-agencies/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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- Custom SaaS development agencies based in Toronto, Canada
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- Custom SaaS development agencies based in Chennai, India