Top 100 Software Testing Companies in the United Kingdom
The Best of October 2026Looking 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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91$5,000+250 - 999 employeesLondon, EnglandRead More
Founded 2014 and headquartered in Los Angeles, Engineer.ai is a development company that works with midmarket and enterprise companies in the IT, retail, and financial industries. With two other locations in the UK and India, a team of 250 provides custom software development, mobile app development, application management, and artificial intelligence services to clients
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92$25,000+10 - 49 employeesLondon, EnglandSnatchDigital is an IT staff augmentation company. The team focuses on IT staff augmentation and Application Testing and is in London, England and San francisco, California.Read More
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93$5,000+2 - 9 employeesLondon, EnglandRedQA is an Application Testing company. Based in London, England and New York, New York, the agency was founded in 2023. Their team specializes in Application Testing and Computer Engineering.Read More
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94Undisclosed10 - 49 employeesReading, EnglandAppformation is a small mobile app development company. They offer Mobile App Development and Web Design and were established in 2014.Read More
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95$10,000+50 - 249 employeesLondon, EnglandMindCrew Technologies is a small software development firm. The Indore, India-based firm was established in 2011. Their team offers custom software development, Artificial Intelligence, blockchain, application management & support, and more.Read More
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96Undisclosed10 - 49 employeesBristol, EnglandMoropo QA, an Application Testing company, was founded in 2022. The team provides Application Testing.Read More
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97Undisclosed50 - 249 employeesNether Poppleton, EnglandEstablished in 2002, Acutest (Part of Trustmarque) is a midsize Nether Poppleton, England-based Application Testing company. Their team specializes in Application Testing and UX/UI Design.Read More
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98Undisclosed50 - 249 employeesEdinburgh, Scotland2i Testing is a midsize Edinburgh, Scotland-based Application Testing company. Their services include Application Testing.Read More
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99Undisclosed250 - 999 employeesBirmingham, EnglandResillion, an Application Testing company, was launched in 2022. The midsize team focuses on Application Testing and Computer Engineering.Read More
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100Undisclosed1,000 - 9,999 employeesLondon, EnglandTricentis is an Application Testing company headquartered in Austin, Texas and Wien, Austria. They specialize in Application Testing and cloud consulting & SI and were founded in 2007.Read More
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101Undisclosed250 - 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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102Undisclosed50 - 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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103Undisclosed10 - 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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104Undisclosed50 - 249 employeesLondon, EnglandJuriba is a midsize Application Testing company launched in 2008. Their services include Application Testing.Read More
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105Undisclosed250 - 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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106Undisclosed10 - 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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107Undisclosed2 - 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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108Undisclosed50 - 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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109Undisclosed10 - 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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110Undisclosed10 - 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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111Undisclosed10 - 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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112$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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113$10,000+250 - 999 employeesLondon, EnglandDVT, a business intelligence company, was established in 1999. Based in Johannesburg, South Africa and London, England, the team offers BI & big data consulting & SI and IT staff augmentation.Read More
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114$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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115Undisclosed10 - 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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116$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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117$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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118$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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119$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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120Undisclosed250 - 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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