Top 100 Software Testing Companies in the United Kingdom
The Best of December 2025Looking for a top software QA company in the United Kingdom?
Hiring a software testing company is a necessity to both test and improve the services your company offers, especially in an increasingly digital world.
To assist you in your search for a partner, we’ve compiled this list of the top software testing companies in United Kingdom. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best United Kingdom Software QA Companies
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$5,000+50 - 249 employeesSeattle, WARead More
QA Wolf, an application testing company, was launched in 2019. The company provides application testing and has a small team.
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91Undisclosed250 - 999 employeesLondon, EnglandLocated in North Sydney, Australia and London, England, iLAB is an Application Testing company. They offer Application Testing.Read More
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92Undisclosed50 - 249 employeesLondon, EnglandLaunched in 2009, BEE Incorporations is a midsize Application Testing company based in Milano, Italy and London, England. Their team offers Application Testing.Read More
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93Undisclosed10 - 49 employeesLondon, EnglandFGB studio, an Application Testing company, is based in Milan, Italy and London, England. Their services include Application Testing.Read More
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94Undisclosed50 - 249 employeesLondon, EnglandJuriba is a midsize Application Testing company launched in 2008. Their services include Application Testing.Read More
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95Undisclosed250 - 999 employeesLondon, EnglandApplication Testing company Silver Touch Technologies UK LTD is located in London, England. The team offers Application Testing.Read More
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96Undisclosed10 - 49 employeesLondon, EnglandEstablished in 2016, Pentiq is a small London, England-based Application Testing company. Their team focuses on Application Testing.Read More
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97Undisclosed2 - 9 employeesCity of London, EnglandClicTest is an Application Testing company. Their small team is headquartered in City of London, England and offers Application Testing. The firm was established in 2013.Read More
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98Undisclosed1,000 - 9,999 employeesReading, EnglandPlanit Testing is an Application Testing company. They were established in 1997, and their services include Application Testing and IT strategy consulting.Read More
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99Undisclosed50 - 249 employeesYork, EnglandRapita Systems, Inc. Is an Application Testing company founded in 2004. The team focuses on Application Testing.Read More
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100Undisclosed10 - 49 employeesLondon, EnglandRazor Risk is an Application Testing company. The team focuses on Application Testing, and the agency is based in Sydney, Australia and London, England.Read More
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101Undisclosed10 - 49 employeesNewmarket, EnglandFrame Communications is an Application Testing company. The team is headquartered in Dublin, Ireland and Newmarket, England, and their services include Application Testing.Read More
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102Undisclosed10 - 49 employeesStow cum Quy, EnglandIoT & Approval Solutions Australia Pty Ltd is an Application Testing company in Stow cum Quy, England and Parramatta, Australia. They offer Application Testing and were founded in 2003.Read More
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103$25,000+10 - 49 employeesLondon, UK, EnglandSolusent is a CRM consulting and SI company founded in 2020. Their team specializes in CRM consulting and SI and Mobile App Development.Read More
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104$10,000+250 - 999 employeesLondon, EnglandIn Johannesburg, South Africa and London, England, DVT is a data analytics company. Their services include BI & big data consulting & SI and IT staff augmentation.Read More
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105$10,000+10 - 49 employeesAlresford, EnglandFirst Option Software Ltd is a software development company. Their team is based in Alresford, England and provides Custom Software Development and Mobile App Development.Read More
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106Undisclosed10 - 49 employeesLondon, EnglandFounded in 2025, Prawda Digital is a small London, England-based Application Testing company. Their team focuses on Application Testing and IT managed services.Read More
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107$25,000+2 - 9 employeesLondon, EnglandLaunched in 2019, Yaya is an Enterprise App Modernization company. Their team specializes in Enterprise App Modernization and Product Design.Read More
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108$1,000+10 - 49 employeesLondon, EnglandCyberSRC Consultancy LLP is a Cybersecurity company. The team provides Cybersecurity and Application Testing and is headquartered in Noida, India and London, England.Read More
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109$25,000+10 - 49 employeesLondon, EnglandAPPNETWISE is a Hyderabad, India-based IT strategy consulting company. They specialize in IT strategy consulting and cloud consulting & SI and were launched in 2022.Read More
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110$10,000+250 - 999 employeesLondon, EnglandVeracode is a Cybersecurity company located in Burlington, Massachusetts and London, England. They focus on Cybersecurity and Application Testing and were established in 2006.Read More
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111Undisclosed250 - 999 employeesLondon, EnglandExactpro, an Application Testing company, was launched in 2009. The midsize team specializes in Application Testing and Custom Software Development.Read More
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112Undisclosed2 - 9 employeesLangdon Hills, EnglandBlaze Technology Solutions, a small Application Testing company, is headquartered in Puducherry, India and Langdon Hills, England. The team focuses on Application Testing and Web Design.Read More
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113$25,000+1,000 - 9,999 employeesCalabasas, CAProlifics is an ECM consulting and SI company. Launched in 1978, the team focuses on ECM consulting and SI and unified communications consulting & SI.Read More
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114Undisclosed10 - 49 employeesLondon, EnglandLaunched in 2016, Assured Thought, a small Application Testing company, is headquartered in London, England. Their team focuses on Application Testing and IT strategy consulting.Read More
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115$10,000+50 - 249 employeesHeathrow, EnglandEstablished in 2004, Root Info Solutions is an e-commerce development firm. The firm offers E-Commerce Development and Mobile App Development, and is midsize.Read More
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116$10,000+50 - 249 employeesHoughton le Spring, EnglandHeadquartered in Houghton le Spring, England, Leighton is a midsize custom software development company. The team provides Custom Software Development and IT strategy consulting.Read More
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117$25,000+1,000 - 9,999 employeesHarrow, EnglandIT strategy consulting company Changepond Technologies Private Limited was established in 2000. The agency specializes in IT strategy consulting and IT managed services.Read More
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118Undisclosed2 - 9 employeesGlasgow, ScotlandScapa Technologies is an Application Testing company. The team is based in Dun Laoghaire, Ireland and Glasgow, Scotland, and their services include Application Testing and IT strategy consulting.Read More
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119Undisclosed50 - 249 employeesRingwood, EnglandSmarter Technologies Group, a web development company, provide Web Development and IoT development. They were launched in 2009.Read More
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120$10,000+2 - 9 employeesManchester, EnglandDolus Security is a small Application Testing company established in 2024. Their services include Application Testing and Cybersecurity.Read More
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