Company lists · Data refreshed September 2026

Top 23 SaaS integration developers based in the United Kingdom

RevenueBase identified 54 company matches for SaaS integration developers associated with the United Kingdom as of September 2026 and tracks 337 professional contacts across them, including 154 with verified work emails. London is the largest hub.

This list covers company matches for SaaS integration developers 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 29, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 29, 2026 How this list was built
54Companies
337Contacts tracked
154Verified emails
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The 23 largest SaaS integration developers based in the United Kingdom

Ranked by team size
Top 23 of 54 company matches for SaaS integration developers based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchWestminster, United KingdomHQ recorded Sep 29, 202611-5072 contacts →

Exact match

“Arlanis Reply is the Reply Group company specializing in Salesforce implementations.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchCroydon, United KingdomHQ recorded Sep 29, 202611-5034 contacts →

Exact match

“Cyclr is an embedded integration platform (embedded iPaaS) and MCP PaaS vendor for SaaS and AI applications.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchNewcastle Upon Tyne, United KingdomHQ recorded Sep 29, 202611-5025 contacts →

Exact match

“Zynk is one of leading Integration Platform as a Service providers specializing in accounting data integration.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchSydney, United KingdomHQ recorded Sep 29, 202611-5021 contacts →

Exact match

“Kinde is a fully-integrated developer platform, providing SaaS and AI app infrastructure to thousands of businesses globally.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchHarlow, United KingdomHQ recorded Sep 29, 202611-5016 contacts →

Exact match

“Mandant is the leading UK based SAP Integration consultancy with unparalleled experience in integrating SAP systems with SAP-SAP, LEGACY-SAP and SAP-cloud applications.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchCambridge, United KingdomHQ recorded Sep 29, 202611-5014 contacts →

Exact match

“Cambridge Kinetics is an award-winning software team based in Cambridge, UK and the brains behind Kinabase.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchDerry, United KingdomHQ recorded Sep 29, 202611-5013 contacts →

Exact match

“IntSys Solutions specialise in Workday Integrations and offer both technical and consulting services.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchSutton, United KingdomHQ recorded Sep 29, 202651-20011 contacts →

Exact match

“At Adaptris our mantra is Integration Anywhere.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchReading, United KingdomHQ recorded Sep 29, 20261-106 contacts →

Exact match

“We believe there is a whole lot more to successful integrations than just syncing data.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-105 contacts →

Exact match

“We are specialists in fitting popular SAAS tools to your business needs.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchGlasgow, United KingdomHQ recorded Sep 29, 202651-2005 contacts →

Exact match

“From award-winning business systems software developer Eureka Solutions, Besyncly, is a cloud-based integration solution that improves data communication within your business.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchAltrincham, United KingdomHQ recorded Sep 29, 202611-505 contacts →

Exact match

“Your business is running on multiple software platforms.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-104 contacts →

Exact match

“Omnibyte Technologies is a UK-based software development company specialising in SaaS solutions and custom software development.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchWarwick, United KingdomHQ recorded Sep 29, 202611-504 contacts →

Exact match

“We’re helping organisations think in a whole new way to save time and focus on the work that matters.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchCoventry, United KingdomHQ recorded Sep 29, 20261-103 contacts →

Exact match

“Code Circle is a computer software company based out of 16 BARBICAN RISE, COVENTRY, United Kingdom.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-103 contacts →

Exact match

“Attlaz is a cloud-based integration and automation platform (iPaaS) designed to help B2B and B2C businesses streamline complex data flows and unify their technology ecosystems.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-103 contacts →

Exact match

“Integration challenges are hurting businesses today: Businesses juggle 100+ SaaS applications Data silos create inefficiency and lost opportunities Current solutions force painful…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-503 contacts →

Exact match

“BritFin Technologies Ltd is leading industry practitioners in IT service management and automation with in-depth experience in the global financial services, retail, manufacturing…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchManchester, United KingdomHQ recorded Sep 29, 20261-103 contacts →

Exact match

“Versori builds technology for critical business infrastructure.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchCheltenham, United KingdomHQ recorded Sep 29, 20261-103 contacts →

Exact match

“Software Automation International Limited (SAIL) was formed by 4 individuals in August 2003 to develop a product that will deliver substantial savings in staff costs for…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchLeeds, United KingdomHQ recorded Sep 29, 20261-102 contacts →

Exact match

“Supply Lens is a no-code integration platform shaping the future of connected business.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchTontes, United KingdomHQ recorded Sep 29, 20261-102 contacts →

Exact match

“Fika Studio is a passionate development studio that makes tools for business.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchChesterfield, United KingdomHQ recorded Sep 29, 20261-101 contacts →

Exact match

“Most companies use software to help automate and improve the efficiency of their company.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 23 of 54 SaaS integration developers based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 154 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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SaaS integration developers based in the United Kingdom at a glance

As of Sep 29, 2026
45.7%Verified-email coverage
6.2Average contacts per company
1-10Median size (employees)
33.3%Largest-city concentration · London
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
36
11-50
15
51-200
3

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 54 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 “SaaS integration developers” 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 154 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 29, 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.

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 “SaaS integration developers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many SaaS integration developers are there based in the United Kingdom?

RevenueBase identified 54 company matches for SaaS integration developers 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?

Arlanis Reply UK tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most SaaS integration developers?

London leads with 18 company records, followed by Manchester (3) and Bristol (2).

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 154 professional contacts with verified work emails tracked across these 54 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 29, 2026.

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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.