Company lists · Data refreshed October 2026
Top 21 Software testing AI agent companies based in the United Kingdom
RevenueBase identified 103 company matches for software testing AI agent companies associated with the United Kingdom as of October 2026 and tracks 2,301 professional contacts across them, including 417 with verified work emails. London is the largest hub.
This list covers company matches for software testing AI agent companies 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 October 19, 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 21 largest software testing AI agent companies based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 285 contacts → | ||||
Exact match “We help CTOs, Programme Directors, and Engineering Leaders deliver complex technology change safely, on time, under control, and at sustainable cost.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 2 | 91 contacts → | ||||
Exact match “Virtuoso QA pushes the boundaries of traditional software test automation and quality assurance.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 3 | 42 contacts → | ||||
Exact match “AI-Ready Test Data Management for platform enterprise test/QA Synthesized provides continuous data availability for test automation & agentic AI workflows.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 4 | 37 contacts → | ||||
Exact match “CalibreCode provides on-demand and integrated Quality Assurance Solutions for Product Management & Engineering teams.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 5 | 32 contacts → | ||||
Exact match “Diffblue Cover is an AI agent for automating the generation, maintenance and management of java unit tests.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 6 | 29 contacts → | ||||
Exact match “Step into the future of testing today!” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 7 | 13 contacts → | ||||
Exact match “Do you want to improve the performance of your team securely, accurately and without compromising your data?” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 8 | 12 contacts → | ||||
Exact match “code4thought is a technology company with a unique purpose: to render technology transparent for large-scale software and AI-based systems.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 9 | 9 contacts → | ||||
Exact match “Low Code, Enterprise Grade, end-to-end Test Automation Software built for progressive businesses #WebTesting #APITesting #MobileTesting #FunctionalTesting” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 10 | 5 contacts → | ||||
Exact match “MaxTAF is a cutting-edge SaaS platform designed to simplify and amplify any test automation project.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 11 | 5 contacts → | ||||
Exact match “Evaluat is a real-browser performance testing platform that runs each virtual user in an isolated browser instance, capturing Core Web Vitals and Navigation Timing metrics under…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 12 | 4 contacts → | ||||
Exact match “AI Assurance for Autonomous Systems” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 13 | 3 contacts → | ||||
Exact match “see:detail is an award winning independent software testing company that provides sustainable employment for people with an autism spectrum condition or Asperger's syndrome.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 14 | 3 contacts → | ||||
Exact match “Test automation is an imperative part of modern application development.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 15 | 3 contacts → | ||||
Exact match “Atla is the eval and improvement platform for AI agents.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 16 | 2 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 17 | 2 contacts → | ||||
Exact match “Buitech is a digital testing company, we test your software, website and apps to give you confidence in your technology.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 18 | 2 contacts → | ||||
Exact match “CMGTec - Computing and Math Gateway to innovative Technologies.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 19 | 1 contacts → | ||||
Exact match “AI Screening Technology” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 20 | 1 contacts → | ||||
Exact match “Reflow is an automated web testing tool that helps users rapidly create and effortlessly maintain resilient end-to-end tests.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 21 | 1 contacts → | ||||
Exact match “Timztos Solutions is a leading provider of automation and quality assurance solutions, empowering businesses to deliver high-quality software products efficiently and effectively.” Recorded in the RevenueBase company graph · Oct 19, 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 “software testing AI agent 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 21 of 103 software testing AI agent companies based in the United Kingdom
See the full list, filter by size, metro and specialty, and access 417 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Software testing AI agent companies based in the United Kingdom at a glance
As of Oct 19, 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 103 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 “software testing AI agent 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 417 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 October 19, 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.
Software testing AI agent companies 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 “software testing AI agent companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many software testing AI agent companies are there based in the United Kingdom?
RevenueBase identified 103 company matches for software testing AI agent companies associated with the United Kingdom as of October 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?
2i tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most software testing AI agent companies?
London leads with 55 company records, followed by Manchester (5) and Basingstoke (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 417 professional contacts with verified work emails tracked across these 103 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 October 19, 2026.
Ready to reach these companies? Verified emails and direct dials for all 103 software testing AI agent companies based in the United Kingdom. Start with a free account, no credit card.
Download this list →Related lists
Software testing AI agent companies by geography
- Software testing AI agent companies based in Bangalore, India
- Software testing AI agent companies based in Noida, India
- Software testing AI agent companies based in Pune, India
- Software testing AI agent companies based in London, United Kingdom
- Software testing AI agent companies based in San Francisco, United States
- Software testing AI agent companies based in Brazil
- Software testing AI agent companies based in Canada
- Software testing AI agent companies based in France
- Software testing AI agent companies based in Germany
- Software testing AI agent companies based in India
- Software testing AI agent companies based in the United States
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
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- New lists
- Software testing AI agent companies based in Bangalore, India
- Software testing AI agent companies based in Noida, India
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- Software testing AI agent companies based in Brazil
Company intelligence · public preview
Top 21 software testing AI agent companies 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 103 matching company records for software testing AI agent companies based in the United Kingdom, with 2,301 tracked contacts and 417 verified work emails.
This public preview shows 21 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 19, 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 21 software testing AI agent companies 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 |  2i2itesting.comHQ: Edinburgh, United KingdomReported employees: 201-500 | Edinburgh, United Kingdom | 201-500 | Exact match | 285 contacts → |
“We help CTOs, Programme Directors, and Engineering Leaders deliver complex technology change safely, on time, under control, and at sustainable cost.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Virtuoso QAvirtuosoqa.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 91 contacts → |
“Virtuoso QA pushes the boundaries of traditional software test automation and quality assurance.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Synthesizedsynthesized.ioHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 42 contacts → |
“AI-Ready Test Data Management for platform enterprise test/QA Synthesized provides continuous data availability for test automation & agentic AI workflows.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Calibrecode Solutions LTDcalibrecode.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 37 contacts → |
“CalibreCode provides on-demand and integrated Quality Assurance Solutions for Product Management & Engineering teams.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Diffbluediffblue.comHQ: Oxford, United KingdomReported employees: 51-200 | Oxford, United Kingdom | 51-200 | Exact match | 32 contacts → |
“Diffblue Cover is an AI agent for automating the generation, maintenance and management of java unit tests.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Original Softwareoriginalsoftware.comHQ: Basingstoke, United KingdomReported employees: 51-200 | Basingstoke, United Kingdom | 51-200 | Exact match | 29 contacts → |
“Step into the future of testing today!” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Accelerate Performance With Scotaiscotai.techHQ: Linlithgow, United KingdomReported employees: 11-50 | Linlithgow, United Kingdom | 11-50 | Exact match | 13 contacts → |
“Do you want to improve the performance of your team securely, accurately and without compromising your data?” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Code4thoughtcode4thought.euHQ: Holloway, United KingdomReported employees: 11-50 | Holloway, United Kingdom | 11-50 | Exact match | 12 contacts → |
“code4thought is a technology company with a unique purpose: to render technology transparent for large-scale software and AI-based systems.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  QATTSqatts.comHQ: Ilford, United KingdomReported employees: 11-50 | Ilford, United Kingdom | 11-50 | Exact match | 9 contacts → |
“Low Code, Enterprise Grade, end-to-end Test Automation Software built for progressive businesses #WebTesting #APITesting #MobileTesting #FunctionalTesting” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Maxtafmaxtaf.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 5 contacts → |
“MaxTAF is a cutting-edge SaaS platform designed to simplify and amplify any test automation project.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Evaluatevaluat.comHQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 5 contacts → |
“Evaluat is a real-browser performance testing platform that runs each virtual user in an isolated browser instance, capturing Core Web Vitals and Navigation Timing metrics under…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Cybpasscybpass.comHQ: Sheffield, United KingdomReported employees: 1-10 | Sheffield, United Kingdom | 1-10 | Exact match | 4 contacts → |
“AI Assurance for Autonomous Systems” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Seedetailseedetail.co.ukHQ: Newcastle Upon Tyne, United KingdomReported employees: 1-10 | Newcastle Upon Tyne, United Kingdom | 1-10 | Exact match | 3 contacts → |
“see:detail is an award winning independent software testing company that provides sustainable employment for people with an autism spectrum condition or Asperger's syndrome.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Odin Technologyodintech.comHQ: Berkhamsted, United KingdomReported employees: 1-10 | Berkhamsted, United Kingdom | 1-10 | Exact match | 3 contacts → |
“Test automation is an imperative part of modern application development.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  ATLAatla-ai.comHQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 3 contacts → |
“Atla is the eval and improvement platform for AI agents.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Exactpro Systems Limitedexactprosystems.com HQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 |  Buitechbuitech.co.ukHQ: Witney, United KingdomReported employees: 1-10 | Witney, United Kingdom | 1-10 | Exact match | 2 contacts → |
“Buitech is a digital testing company, we test your software, website and apps to give you confidence in your technology.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Cmgtec LLCcmgtec.usHQ: Bristol, United KingdomReported employees: 1-10 | Bristol, United Kingdom | 1-10 | Exact match | 2 contacts → |
“CMGTec - Computing and Math Gateway to innovative Technologies.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Unlockycunlockyc.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 1 contacts → |
“AI Screening Technology” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | reflow.ioreflow.io HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 1 contacts → |
“Reflow is an automated web testing tool that helps users rapidly create and effortlessly maintain resilient end-to-end tests.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Timztos Solutionstimztos.co.ukHQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 1 contacts → |
“Timztos Solutions is a leading provider of automation and quality assurance solutions, empowering businesses to deliver high-quality software products efficiently and effectively.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 21 of 103 company matches
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Software testing AI agent companies: dataset insights
October 19, 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
102 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 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 103 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: October 19, 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 ↗
Software testing AI agent companies by metro
Questions about this company list
What does Exact match mean for software testing AI agent 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 software testing AI agent companies did RevenueBase find based in the United Kingdom?
The saved snapshot records 103 matching company records, 2,301 tracked contacts and 417 verified emails. The public preview displays 21 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: October 19, 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
Software testing AI agent companies by geography
- Software testing AI agent companies based in Bangalore, India
- Software testing AI agent companies based in Noida, India
- Software testing AI agent companies based in Pune, India
- Software testing AI agent companies based in London, United Kingdom
- Software testing AI agent companies based in San Francisco, United States
- Software testing AI agent companies based in Brazil
- Software testing AI agent companies based in Canada
- Software testing AI agent companies based in France
- Software testing AI agent companies based in Germany
- Software testing AI agent companies based in India
- Software testing AI agent companies based in the United States
Cite this list
RevenueBase Data Team. Top 21 software testing AI agent companies based in the United Kingdom. Snapshot: October 19, 2026. https://revenuebase.ai/companies/software-testing-ai-agent-companies/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
- Software testing AI agent companies based in Bangalore, India
- Software testing AI agent companies based in Noida, India
- Software testing AI agent companies based in Pune, India
- Software testing AI agent companies based in London, United Kingdom
- Software testing AI agent companies based in San Francisco, United States
- Software testing AI agent companies based in Brazil
Company intelligence · public preview
Top 21 software testing AI agent companies based in the United Kingdom
RevenueBase records 103 matching company records for software testing AI agent companies based in the United Kingdom, with 2,301 tracked contacts and 417 verified work emails.
This public preview shows 21 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 19, 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 21 software testing AI agent companies 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 | 2i2itesting.com HQ: Edinburgh, United KingdomReported employees: 201-500 | Edinburgh, United Kingdom | 201-500 | Exact match | 285 contacts → |
“We help CTOs, Programme Directors, and Engineering Leaders deliver complex technology change safely, on time, under control, and at sustainable cost.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Virtuoso QAvirtuosoqa.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 91 contacts → |
“Virtuoso QA pushes the boundaries of traditional software test automation and quality assurance.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Synthesizedsynthesized.io HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 42 contacts → |
“AI-Ready Test Data Management for platform enterprise test/QA Synthesized provides continuous data availability for test automation & agentic AI workflows.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Calibrecode Solutions LTDcalibrecode.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 37 contacts → |
“CalibreCode provides on-demand and integrated Quality Assurance Solutions for Product Management & Engineering teams.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Diffbluediffblue.com HQ: Oxford, United KingdomReported employees: 51-200 | Oxford, United Kingdom | 51-200 | Exact match | 32 contacts → |
“Diffblue Cover is an AI agent for automating the generation, maintenance and management of java unit tests.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Original Softwareoriginalsoftware.com HQ: Basingstoke, United KingdomReported employees: 51-200 | Basingstoke, United Kingdom | 51-200 | Exact match | 29 contacts → |
“Step into the future of testing today!” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Accelerate Performance With Scotaiscotai.tech HQ: Linlithgow, United KingdomReported employees: 11-50 | Linlithgow, United Kingdom | 11-50 | Exact match | 13 contacts → |
“Do you want to improve the performance of your team securely, accurately and without compromising your data?” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Code4thoughtcode4thought.eu HQ: Holloway, United KingdomReported employees: 11-50 | Holloway, United Kingdom | 11-50 | Exact match | 12 contacts → |
“code4thought is a technology company with a unique purpose: to render technology transparent for large-scale software and AI-based systems.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | QATTSqatts.com HQ: Ilford, United KingdomReported employees: 11-50 | Ilford, United Kingdom | 11-50 | Exact match | 9 contacts → |
“Low Code, Enterprise Grade, end-to-end Test Automation Software built for progressive businesses #WebTesting #APITesting #MobileTesting #FunctionalTesting” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Maxtafmaxtaf.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 5 contacts → |
“MaxTAF is a cutting-edge SaaS platform designed to simplify and amplify any test automation project.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Evaluatevaluat.com HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 5 contacts → |
“Evaluat is a real-browser performance testing platform that runs each virtual user in an isolated browser instance, capturing Core Web Vitals and Navigation Timing metrics under…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Cybpasscybpass.com HQ: Sheffield, United KingdomReported employees: 1-10 | Sheffield, United Kingdom | 1-10 | Exact match | 4 contacts → |
“AI Assurance for Autonomous Systems” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Seedetailseedetail.co.uk HQ: Newcastle Upon Tyne, United KingdomReported employees: 1-10 | Newcastle Upon Tyne, United Kingdom | 1-10 | Exact match | 3 contacts → |
“see:detail is an award winning independent software testing company that provides sustainable employment for people with an autism spectrum condition or Asperger's syndrome.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Odin Technologyodintech.com HQ: Berkhamsted, United KingdomReported employees: 1-10 | Berkhamsted, United Kingdom | 1-10 | Exact match | 3 contacts → |
“Test automation is an imperative part of modern application development.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | ATLAatla-ai.com HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 3 contacts → |
“Atla is the eval and improvement platform for AI agents.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Exactpro Systems Limitedexactprosystems.com HQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 | Buitechbuitech.co.uk HQ: Witney, United KingdomReported employees: 1-10 | Witney, United Kingdom | 1-10 | Exact match | 2 contacts → |
“Buitech is a digital testing company, we test your software, website and apps to give you confidence in your technology.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Cmgtec LLCcmgtec.us HQ: Bristol, United KingdomReported employees: 1-10 | Bristol, United Kingdom | 1-10 | Exact match | 2 contacts → |
“CMGTec - Computing and Math Gateway to innovative Technologies.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Unlockycunlockyc.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 1 contacts → |
“AI Screening Technology” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | reflow.ioreflow.io HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 1 contacts → |
“Reflow is an automated web testing tool that helps users rapidly create and effortlessly maintain resilient end-to-end tests.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Timztos Solutionstimztos.co.uk HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 1 contacts → |
“Timztos Solutions is a leading provider of automation and quality assurance solutions, empowering businesses to deliver high-quality software products efficiently and effectively.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 21 of 103 company matches
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Software testing AI agent companies: dataset insights
October 19, 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
102 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 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 103 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: October 19, 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 ↗
Software testing AI agent companies by metro
Questions about this company list
What does Exact match mean for software testing AI agent 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 software testing AI agent companies did RevenueBase find based in the United Kingdom?
The saved snapshot records 103 matching company records, 2,301 tracked contacts and 417 verified emails. The public preview displays 21 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: October 19, 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.
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Cite this list
RevenueBase Data Team. Top 21 software testing AI agent companies based in the United Kingdom. Snapshot: October 19, 2026. https://revenuebase.ai/companies/software-testing-ai-agent-companies/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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