Company lists · Data refreshed September 2026
Top 25 Outsystems development companies based in London, United Kingdom
RevenueBase identified 616 company matches for outsystems development companies associated with London, United Kingdom as of September 2026 and tracks 7,595 professional contacts across them, including 955 with verified work emails. Across the United Kingdom, London is the largest hub for this category.
This list covers company matches for outsystems development companies associated with London, 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 20, 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 outsystems development companies based in London, United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,581 contacts → | ||||
Exact match “We leverage the latest web and mobile technologies to build, grow and support your business.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 2 | 515 contacts → | ||||
Exact match “In 2012, SENLA set out with a vision: to transform people's lives with exceptional software.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 3 | 221 contacts → | ||||
Exact match “Krify is a results-driven technology company specializing in crafting user-centric mobile apps, web applications, and software solutions.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 4 | 180 contacts → | ||||
Exact match “In a globalized world, code is currency, and great developers are the gold standard.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 5 | 163 contacts → | ||||
Exact match “Scrums.com is the Software Engineering Orchestration Platform (SEOP).” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 6 | 163 contacts → | ||||
Exact match “Digis is a leading software development company with a team of over.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 7 | 96 contacts → | ||||
Exact match “Xynotech is a provider of IT consulting and software development services that help companies overtake their competition.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 8 | 92 contacts → | ||||
Exact match “Mad Devs is a London-headquartered full-stack IT company developing enterprise-grade software solutions for businesses in finance, transport and logistics, security, education…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 9 | 76 contacts → | ||||
Exact match “Clurgo empowers global enterprises and early ventures to deliver software at higher velocity and better quality.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 10 | 76 contacts → | ||||
Exact match “About Us - Two Decades of Enterprise Integration.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 11 | 73 contacts → | ||||
Exact match “Timspark is a software development company/hub that creates custom software solutions to fit clients’ business needs.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 12 | 69 contacts → | ||||
Exact match “Agile Cyber Solutions is a company providing software services which prides itself as an understanding IT partner for various product development companies, large portals…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 13 | 68 contacts → | ||||
Exact match “We are a software development company based in the United Kingdom with some Europe, Asia, and eastern Europe offices.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 14 | 60 contacts → | ||||
Exact match “3i-Vision company was Founded in 2012, 3i-Vision is a provider of IT consulting services and custom software development with IT professionals.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 15 | 53 contacts → | ||||
Exact match “Established in 2015, SATVA Softech has carved a distinguished niche in the global technology landscape.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 16 | 52 contacts → | ||||
Exact match “Devbox Technologies is a UK based company that specializes in providing services related to the development, testing, maintenance, and enhancement of software applications for…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 17 | 51 contacts → | ||||
Exact match “Tailored ERP, CRM & SaaS that automates your operations and fuels measurable growth.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 18 | 50 contacts → | ||||
Exact match “We provide Software Development, Maintenance and Other Related IT Services, across spectrum, depending on individual client’s needs and dependability on us.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 19 | 42 contacts → | ||||
Exact match “Software Development Company that encourages thinking beyond limits, turning our customers' ideas into reality.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 20 | 39 contacts → | ||||
Exact match “DevGrid was Founded in 2015 by a group of seasoned tech entrepreneurs on a mission to make outsourced product development a positive and productive experience.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 21 | 39 contacts → | ||||
Exact match “Your premium software development partner for mobile, white label & enterprise applications.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 22 | 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 20, 2026 · View company records in RevenueBase | |||||
| 23 | 36 contacts → | ||||
Exact match “At SAQAYA, we grow businesses by engineering technology that customers love!” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 24 | 35 contacts → | ||||
Exact match “We are reinventing how startups grow their software development teams by bridging the gap between outsourcing and in-house hiring.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 25 | 35 contacts → | ||||
Exact match “Auxilium Digital helps businesses with limited resources, higher operational costs achieve utmost customer satisfaction through providing customized offshore development teams…” Recorded in the RevenueBase company graph · Sep 20, 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 “outsystems development companies”. 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 616 outsystems development companies based in London, United Kingdom
See the full list, filter by size, metro and specialty, and access 955 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Outsystems development companies based in London, United Kingdom at a glance
As of Sep 20, 2026Companies by employee count
Email recency for this list is measured across the whole United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 616 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 London, United Kingdom whose business descriptions match “outsystems development companies” 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 955 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 20, 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.
Outsystems development companies by metro in the United Kingdom
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 “outsystems development companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many outsystems development companies are there based in London, United Kingdom?
RevenueBase identified 616 company matches for outsystems development companies associated with London, 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?
Dotsquares tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in the United Kingdom has the most outsystems development companies?
London leads the United Kingdom with 616 company records, followed by Manchester (48) and Birmingham (36).
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 955 professional contacts with verified work emails tracked across these 616 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 20, 2026.
Ready to reach these companies? Verified emails and direct dials for all 616 outsystems development companies based in London, United Kingdom. Start with a free account, no credit card.
Download this list →Related lists
Outsystems development companies by geography
- Outsystems development companies based in Buenos Aires, Argentina
- Outsystems development companies based in Yerevan, Armenia
- Outsystems development companies based in Melbourne, Australia
- Outsystems development companies based in Sydney, Australia
- Outsystems development companies based in Dhaka, Bangladesh
- Outsystems development companies based in Sarajevo, Bosnia and Herzegovina
- Outsystems development companies based in Belo Horizonte, Brazil
- Outsystems development companies based in Campinas, Brazil
- Outsystems development companies based in Curitiba, Brazil
- Outsystems development companies based in Porto Alegre, Brazil
- Outsystems development companies based in Rio De Janeiro, Brazil
- Outsystems development companies based in Sao Paulo, Brazil
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
- Outsystems development companies based in Buenos Aires, Argentina
- Outsystems development companies based in Yerevan, Armenia
- Outsystems development companies based in Melbourne, Australia
- Outsystems development companies based in Sydney, Australia
- Outsystems development companies based in Dhaka, Bangladesh
- Outsystems development companies based in Sarajevo, Bosnia and Herzegovina
Company intelligence · public preview
Top 25 outsystems development companies based in London, 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 616 matching company records for outsystems development companies based in London, United Kingdom, with 7,595 tracked contacts and 955 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 20, 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 outsystems development companies based in London, 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 |  Dotsquaresdotsquares.comHQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 1,581 contacts → |
“We leverage the latest web and mobile technologies to build, grow and support your business.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  SENLAsenlainc.comHQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 515 contacts → |
“In 2012, SENLA set out with a vision: to transform people's lives with exceptional software.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  KRIFYkrify.coHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 221 contacts → |
“Krify is a results-driven technology company specializing in crafting user-centric mobile apps, web applications, and software solutions.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  NCUBEncube.comHQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 180 contacts → |
“In a globalized world, code is currency, and great developers are the gold standard.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  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 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Digis, A Fiverr Company Nyse Fvrrdigiscorp.comHQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 163 contacts → |
“Digis is a leading software development company with a team of over.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Xynotechxynotech.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 96 contacts → |
“Xynotech is a provider of IT consulting and software development services that help companies overtake their competition.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  MAD Devs LLCmaddevs.ioHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 92 contacts → |
“Mad Devs is a London-headquartered full-stack IT company developing enterprise-grade software solutions for businesses in finance, transport and logistics, security, education…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Clurgoclurgo.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 76 contacts → |
“Clurgo empowers global enterprises and early ventures to deliver software at higher velocity and better quality.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  EAI Systemseaisystems.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 76 contacts → |
“About Us - Two Decades of Enterprise Integration.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Timsparktimspark.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 73 contacts → |
“Timspark is a software development company/hub that creates custom software solutions to fit clients’ business needs.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Agile Cyber Solutionsagilecyber.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 69 contacts → |
“Agile Cyber Solutions is a company providing software services which prides itself as an understanding IT partner for various product development companies, large portals…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Raznameh Groupraznameh.orgHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 68 contacts → |
“We are a software development company based in the United Kingdom with some Europe, Asia, and eastern Europe offices.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  3i-Vision3ivision.aiHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 60 contacts → |
“3i-Vision company was Founded in 2012, 3i-Vision is a provider of IT consulting services and custom software development with IT professionals.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Satva Softechsatvasoftech.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 53 contacts → |
“Established in 2015, SATVA Softech has carved a distinguished niche in the global technology landscape.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Devboxdevboxtech.co.uk HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 52 contacts → |
“Devbox Technologies is a UK based company that specializes in providing services related to the development, testing, maintenance, and enhancement of software applications for…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  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 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Insight International UK LTDinsightinc.co.ukHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 50 contacts → |
“We provide Software Development, Maintenance and Other Related IT Services, across spectrum, depending on individual client’s needs and dependability on us.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Thinq24thinq24.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 42 contacts → |
“Software Development Company that encourages thinking beyond limits, turning our customers' ideas into reality.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Devgriddevgrid.co.uk HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 39 contacts → |
“DevGrid was Founded in 2015 by a group of seasoned tech entrepreneurs on a mission to make outsourced product development a positive and productive experience.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Taramsystaramsys.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 39 contacts → |
“Your premium software development partner for mobile, white label & enterprise applications.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  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 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Saqayasaqaya.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 36 contacts → |
“At SAQAYA, we grow businesses by engineering technology that customers love!” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  IVY Techivy-tech.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 35 contacts → |
“We are reinventing how startups grow their software development teams by bridging the gap between outsourcing and in-house hiring.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  auxilium.digitalauxilium.digitalHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 35 contacts → |
“Auxilium Digital helps businesses with limited resources, higher operational costs achieve utmost customer satisfaction through providing customized offshore development teams…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 616 company matches
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Outsystems development companies: dataset insights
September 20, 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
615 records in the displayed employee bands.
1 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 across the whole United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 616 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 20, 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 ↗
Outsystems development companies by metro in the United Kingdom
Questions about this company list
What does Exact match mean for outsystems development companies?
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 outsystems development companies did RevenueBase find based in London, United Kingdom?
The saved snapshot records 616 matching company records, 7,595 tracked contacts and 955 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 20, 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
Outsystems development companies by geography
- Outsystems development companies based in Buenos Aires, Argentina
- Outsystems development companies based in Yerevan, Armenia
- Outsystems development companies based in Melbourne, Australia
- Outsystems development companies based in Sydney, Australia
- Outsystems development companies based in Dhaka, Bangladesh
- Outsystems development companies based in Sarajevo, Bosnia and Herzegovina
- Outsystems development companies based in Belo Horizonte, Brazil
- Outsystems development companies based in Campinas, Brazil
- Outsystems development companies based in Curitiba, Brazil
- Outsystems development companies based in Porto Alegre, Brazil
- Outsystems development companies based in Rio De Janeiro, Brazil
- Outsystems development companies based in Sao Paulo, Brazil
Cite this list
RevenueBase Data Team. Top 25 outsystems development companies based in London, United Kingdom. Snapshot: September 20, 2026. https://revenuebase.ai/companies/outsystems-development-companies/united-kingdom/london.
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
- Outsystems development companies based in Buenos Aires, Argentina
- Outsystems development companies based in Yerevan, Armenia
- Outsystems development companies based in Melbourne, Australia
- Outsystems development companies based in Sydney, Australia
- Outsystems development companies based in Dhaka, Bangladesh
- Outsystems development companies based in Sarajevo, Bosnia and Herzegovina
Company intelligence · public preview
Top 25 outsystems development companies based in London, United Kingdom
RevenueBase records 616 matching company records for outsystems development companies based in London, United Kingdom, with 7,595 tracked contacts and 955 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 20, 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 outsystems development companies based in London, 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 | Dotsquaresdotsquares.com HQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 1,581 contacts → |
“We leverage the latest web and mobile technologies to build, grow and support your business.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | SENLAsenlainc.com HQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 515 contacts → |
“In 2012, SENLA set out with a vision: to transform people's lives with exceptional software.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | KRIFYkrify.co HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 221 contacts → |
“Krify is a results-driven technology company specializing in crafting user-centric mobile apps, web applications, and software solutions.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | NCUBEncube.com HQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 180 contacts → |
“In a globalized world, code is currency, and great developers are the gold standard.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | 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 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Digis, A Fiverr Company Nyse Fvrrdigiscorp.com HQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 163 contacts → |
“Digis is a leading software development company with a team of over.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Xynotechxynotech.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 96 contacts → |
“Xynotech is a provider of IT consulting and software development services that help companies overtake their competition.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | MAD Devs LLCmaddevs.io HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 92 contacts → |
“Mad Devs is a London-headquartered full-stack IT company developing enterprise-grade software solutions for businesses in finance, transport and logistics, security, education…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Clurgoclurgo.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 76 contacts → |
“Clurgo empowers global enterprises and early ventures to deliver software at higher velocity and better quality.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | EAI Systemseaisystems.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 76 contacts → |
“About Us - Two Decades of Enterprise Integration.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Timsparktimspark.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 73 contacts → |
“Timspark is a software development company/hub that creates custom software solutions to fit clients’ business needs.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Agile Cyber Solutionsagilecyber.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 69 contacts → |
“Agile Cyber Solutions is a company providing software services which prides itself as an understanding IT partner for various product development companies, large portals…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Raznameh Groupraznameh.org HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 68 contacts → |
“We are a software development company based in the United Kingdom with some Europe, Asia, and eastern Europe offices.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | 3i-Vision3ivision.ai HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 60 contacts → |
“3i-Vision company was Founded in 2012, 3i-Vision is a provider of IT consulting services and custom software development with IT professionals.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Satva Softechsatvasoftech.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 53 contacts → |
“Established in 2015, SATVA Softech has carved a distinguished niche in the global technology landscape.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Devboxdevboxtech.co.uk HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 52 contacts → |
“Devbox Technologies is a UK based company that specializes in providing services related to the development, testing, maintenance, and enhancement of software applications for…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | 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 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Insight International UK LTDinsightinc.co.uk HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 50 contacts → |
“We provide Software Development, Maintenance and Other Related IT Services, across spectrum, depending on individual client’s needs and dependability on us.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Thinq24thinq24.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 42 contacts → |
“Software Development Company that encourages thinking beyond limits, turning our customers' ideas into reality.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Devgriddevgrid.co.uk HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 39 contacts → |
“DevGrid was Founded in 2015 by a group of seasoned tech entrepreneurs on a mission to make outsourced product development a positive and productive experience.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Taramsystaramsys.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 39 contacts → |
“Your premium software development partner for mobile, white label & enterprise applications.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | 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 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Saqayasaqaya.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 36 contacts → |
“At SAQAYA, we grow businesses by engineering technology that customers love!” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | IVY Techivy-tech.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 35 contacts → |
“We are reinventing how startups grow their software development teams by bridging the gap between outsourcing and in-house hiring.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | auxilium.digitalauxilium.digital HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 35 contacts → |
“Auxilium Digital helps businesses with limited resources, higher operational costs achieve utmost customer satisfaction through providing customized offshore development teams…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 616 company matches
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Outsystems development companies: dataset insights
September 20, 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
615 records in the displayed employee bands.
1 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 across the whole United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 616 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 20, 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 ↗
Outsystems development companies by metro in the United Kingdom
Questions about this company list
What does Exact match mean for outsystems development companies?
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 outsystems development companies did RevenueBase find based in London, United Kingdom?
The saved snapshot records 616 matching company records, 7,595 tracked contacts and 955 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 20, 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
Outsystems development companies by geography
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Cite this list
RevenueBase Data Team. Top 25 outsystems development companies based in London, United Kingdom. Snapshot: September 20, 2026. https://revenuebase.ai/companies/outsystems-development-companies/united-kingdom/london.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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- Outsystems development companies based in Buenos Aires, Argentina
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