Top 100 Software Testing Companies in England

Virtuoso is an artificial intelligence development company. They provide Artificial Intelligence, branding, and custom software development and were established in 2016. Their midsize team is in London, United Kingdom.

NCC Group, a large IT strategy consulting company, is headquartered in Spinningfields, United Kingdom. The team focuses on IT strategy consulting, IT managed services, cloud consulting & SI, and application testing.

Application testing company nFocus Testing is located in Telford, Shropshire, United Kingdom. The firm provides application testing, IT strategy consulting, IoT development, and devops managed services and is midsize.The firm was launched in 2000.

Headforwards is a midsize IT strategy consulting company. Founded in 2011, the team provides IT strategy consulting, BI & big data consulting & SI, cloud consulting & SI, CRM consulting and SI, and more. The firm is headquartered in Redruth, United Kingdom.

Testdel UK Ltd. Is a small application testing company. Launched in 2015, the team provides application testing, IT managed services, IT strategy consulting, and other IT consulting and SI. The firm is located in Harrow, United Kingdom and Chandigarh, India.

Browser to Buyer is a London, United Kingdom-based conversion optimization company. The small team offers conversion optimization and was launched in 2016.

Appformation is a mobile application development company. They offer mobile app development, web design, web development, application testing, and more and were founded in 2014. Their small team is headquartered in Wrocław, Poland and Reading, United Kingdom.

Imagemaker is a midsize custom software development company. The Warwick, United Kingdom-based firm was established in 1999. Their team focuses on custom software development, IT staff augmentation, application testing, cloud consulting & SI, and more.

Razor Risk is an application testing company. Established in 1998, the small agency is based in Sydney, Australia and London, United Kingdom. Their services include application testing.

Application testing company Spike 95 Limited was founded in 2015. They are headquartered in London, United Kingdom and have a small team. Their services include application testing, ux/ui design, BI & big data consulting & SI, ERP consulting and SI, and more.

Application testing company Cinq Amis was established in 2018. They are in London, United Kingdom and have a small team. Cinq Amis offers application testing, IT managed services, robotics process automation, and blockchain marketing.

WireApps is an app development company. Their small team is in Altrincham, United Kingdom and Pannipitiya, Sri Lanka. The agency provides mobile app development, web development, application management & support, and application testing.

ClicQA is a software testing firm headquartered in Hyderabad, India, with an additional office in London. It was founded in 2016 and has more than 60 employees. They offer application testing services specializing in function testing, automation testing, performance testing, and security testing. 

Application testing company Sparta Global is based in City of London, United Kingdom. Founded in 2014, the midsize team offers application testing, market research, cybersecurity, IT managed services, and more.

OLR is a midsize UX agency. They offer ux/ui design, IT managed services, custom software development, application testing, and more and were launched in 1998. The agency is based in City of London, United Kingdom and Minneapolis, Minnesota.

Founded in 1987, DTP Group is a midsize custom software development company. Their team offers custom software development, IT managed services, and application testing. The firm is headquartered in Leeds , United Kingdom.

Strike IT Recruitment Services is a recruitment process outsourcing company founded in 2001. Their midsize team is in Chicago, Illinois and London, United Kingdom. Their services include recruitment process outsourcing, application testing, devops managed services, and recruiting.

Developing World Systems Ltd is a midsize application testing company. They focus on application testing, enterprise app modernization, ERP consulting and SI, cloud consulting & SI, and more and were founded in 1998.

Brandsoft Solutions Ltd is a small e-commerce development firm. Founded in 2009, the company is located in Leeds , United Kingdom. Their team provides e-commerce development, application testing, and web design.

Headquartered in Manchester, England, Dolus Security is a computer engineering company. The small team offers computer engineering and digital engineering and was established in 2024.

Custom software development firm First Option Software Ltd was founded in 2007. They are headquartered in Alresford, United Kingdom and have a small team. First Option Software Ltd focuses on custom software development, mobile app development, application testing, ux/ui design, and more.

Yaya, a small enterprise app modernization company, is in London, United Kingdom. Established in 2019, the team provides enterprise app modernization, product design, ux/ui design, mobile app development, and more.

Aspion is a HR agency based in Liverpool, United Kingdom. They provide HR services and were founded in 2004.

TH-EY is a development agency in London, England. Founded in 2017, they have about 8 employees that serve clients in a variety of industries. Services include custom software development, web development, and mobile app development.

InStandart, a custom software development firm and e-commerce development firm, is located in Kherson, Ukraine. The small company was launched in 2014. Their services include custom software development and e-commerce development.

Frame Communications is an application testing company. The small Dublin, Ireland-based company was founded in 1993. Their services include application testing.

Established in 2015, FGB studio is an application testing company. In Milan, Italy and London, United Kingdom, their small team offers application testing.

Large mobile app development company Room 8 Group, is located in Limassol, Cyprus. Launched in 2011, the team focuses on mobile app development, web development, application testing, ux/ui design, and more.

Damco Solutions Limited, a back office outsourcing company, was established in 1996. In London, United Kingdom and Mechanicsburg, Pennsylvania, their midsize team provides back office outsourcing, branding, content marketing, ux/ui design, and more.

Founded in 2013, Valor Software is a software development agency that offers custom software development, web development, and web design services to the mid-market, small business, and enterprise clients. Their 50 employees are based out of Kharkiv, Ukraine.