Top 100 Software Testing Companies in the United Kingdom

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Top 100 Software Testing Companies in the United Kingdom

May 2023

Looking 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. 

Jump to Most Reviewed Companies

List of the Best United Kingdom Software QA Companies

  • 1
    • $5,000+
    • 10 - 49 employees
    • Farnham, United Kingdom

    Small mobile application development company Appy Ventures, is located in Farnham, United Kingdom and Exeter, United Kingdom. Established in 2012, the team provides mobile app development, ux/ui design, custom software development, application testing, and more.

    Clients

    • Ownminder
    • Legal Target
    • Rightly
    • Johnson Matthey

    Notable Project

    Appy Ventures is tasked with building an MVP for a business consulting firm. The goal is to develop multiple channels with leading brands across the globe.

    "Appy Ventures works like an internal team."

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  • 2
    • $10,000+
    • 2 - 9 employees
    • Bristol, United Kingdom

    Blue Sparrow Apps is a development agency based in Bristol, England, and founded in 2015. With fewer than 10 employees, they specialize in mobile app and custom software development solutions for both small and medium-sized businesses.

    Clients

    • FanHub
    • Coeus Software

    Notable Project

    Blue Sparrow Apps developed a smartphone app for a religious organization. The final product uses an API to connect dozens of versions of the bible while integrating camera and video functionality.

    “Working creatively, they’ve developed a product that’s truly robust.”

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  • 3
    • Scheduling

      4.8
    • Quality

      4.9
    • Cost

      4.8
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 50 - 249 employees
    • Leeds, United Kingdom

    Audacia is a bespoke software development firm headquartered in Leeds, UK. Founded in 2007, and have about 30 employees, most of their clients are large-scale enterprises in the European market. They provide custom software development, web development, mobile apps, software integration, and staff augmentation.

    Clients

    • O2
    • Story Homes
    • AESSEAL
    • ADM Agriculture

    Industries

    Notable Project

    Audacia supports a gas and electricity supplier in building a new system to manage end-to-end billing processes. The goal is to simplify and add validation to processes and store data accessible to staff.

    "The quality of their developers is very impressive."

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  • 4
    • Scheduling

      4.4
    • Quality

      4.8
    • Cost

      4.6
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 10 - 49 employees
    • Manchester, United Kingdom

    Founded in 2011, Indiespring is a development firm. Their team of around 20 employees is based in Manchester, United Kingdom. They focus on mobile app development, app marketing, and application testing.

    Clients

    • More Than Car Insurance
    • Royal Sun Alliance
    • Nokia
    • Alstom

    Industries

    Notable Project

    To prevent service interruptions, Indiespring maintained code for outdated iOS and Android apps. Simultaneously, they used Xamarin to build a new app that grants users access to various tourist attractions.

    “I continued to work with them because they’re hands-on and very flexible.”

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  • 5
    • Undisclosed
    • 10 - 49 employees
    • London, United Kingdom

    Go Live Test is a small IT managed services and application testing company headquartered in London, United Kingdom. They focus on IT managed services and application testing and were founded in 2015.

    Industries

    Notable Project

    Go Live Test was hired by a mobile app development agency to audit their platform. The project aimed to define improvements and metrics to achieve the client's expected quality standard.

    "Working with Go Live Test allows you to have the confidence that you will developer a quality app."

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  • 6
    • Scheduling

      4.9
    • Quality

      5.0
    • Cost

      4.8
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 10 - 49 employees
    • London , United Kingdom

    Atom CTO is a software company based in London with more than 10 experts. Founded in 2017, they offer IT strategy consulting, application management and support, and business consulting solutions for both small and medium-sized companies.

    Clients

    • Accelerated Payments Limited

    Industries

    Notable Project

    Atom CTO provides business consulting services to a startup. They help identify funding opportunities, and they strategize how to increase sales. They also help determine the client's right target market.

    "Their work has helped me pivot many times to set myself up for success."

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  • 7
    • Scheduling

      4.0
    • Quality

      4.5
    • Cost

      4.3
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $250,000+
    • 10 - 49 employees
    • Brigton, United Kingdom

    Automation Squared Ltd is an app development company based in Horsham, England, with offices in Croydon, England; Brighton, England; and Pittsburgh. The 13-person team got started in 2007 and offers mobile app development, AI development, and enterprise app modernization.

    Clients

    • HCA
    • BP Passport
    • Breathe HR
    • Link My Ride

    Industries

    Notable Project

    Automation Squared augmented an internal hardware team to create AI applications. One allowed data to be gathered from videos and shared among users, while another used the same framework to create data visualizations.

    "They're very experienced and offered the right solutions."

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  • 8
    • Scheduling

      4.0
    • Quality

      4.5
    • Cost

      4.5
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • Undisclosed
    • 2 - 9 employees
    • Bollington, United Kingdom

    ACS is a software house based in Bollington, England, and founded in 2099. Their team of no more than 10 specializes in custom software development, mobile app development, and big data consulting solutions for clients in the fields of hospitality and healthcare.

    Clients

    • Common Goal
    • The Manchester United Supporters Trust
    • Fifa
    • Sony Music

    Industries

    Notable Project

    ACS developed a custom site with transaction capabilities for a nonprofit. Currently, they continue to provide support on the client's backend process, ensuring that the content management and CRM work well.

    "They’re really making an effort to get to the bottom of our challenges."

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  • 9
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.9
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 10 - 49 employees
    • London, United Kingdom

    Bladeware is an app development company that is headquartered in Zaporizhzhya, Ukraine. Founded in 2018, the team of work to provide mobile app development, custom software development, and application testing services to their small business clients. They primarily work with businesses within the education, information technology, and business services industries. 

    Clients

    • Tunnello
    • Playerline
    • Perzzle

    Industries

    Notable Project

    Bladeware developed a mobile app for a child and parent alert platform. The team built an Android app that scans QR code and allows messaging between parties.

    "The team is very quick and responsive."

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  • 10
    • $10,000+
    • 2 - 9 employees
    • London, United Kingdom
    Small custom software development firm inCode Systems, is headquartered in London, United Kingdom. The team specializes in custom software development, enterprise app modernization, ux/ui design, e-commerce development, and more.

    Industries

    Notable Project

    A food wellness company hired inCode Systems to develop a digital experience for their sales team. The vendor designed the site with WordPress.

    "They were very professional, went out of their way to help with ideas, and accommodated our demands."

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  • 11
    • $5,000+
    • 50 - 249 employees
    • Sudbrooke, United Kingdom

    Inncrewin Technologies is a software agency based in Bangalore, India, and founded in 2008. Their team of more than 50 offers custom software, web, and mobile app development solutions for small and mid-market firms in the fields of e-commerce, hospitality, and advertising.

    Clients

    • Signature Flow
    • MeetingSense
    • SafeSend Tax Solution

    Industries

    Notable Project

    Inncrewin Technologies provides outsourced development services for an accounting software company. Their work is on a Microsoft stack using .NET, Azure, and React.

    For a small company, they have really been able to hire some excellent technical people.”

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  • 12
    • $10,000+
    • 2 - 9 employees
    • London, United Kingdom

    O'Dwyer Software is a London-based software company founded in 2014 with a team of more than two experts. They specialize in web development, custom software development, and application testing for clients ranging from small businesses to large firms.

    Clients

    • GFK
    • Sky
    • Babylon Health
    • Mozilla

    Industries

    Notable Project

    O'Dwyer Software developed a reporting dashboard for a computer software company. The team made performance enhancements to the system and added new functionality.

    "They are open, opinionated, and crucially know their stuff."

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  • 13
    • $1,000+
    • 2 - 9 employees
    • Colchester, United Kingdom

    Agile Research is a user research agency established in 2016. Working out of Colchester, England, the team of under 10 provides market research and UX/UI design services to small and mid-market companies.

    Clients

    • NHS Mid Essex Clinical Commissioning Group
    • Healthwatch Essex
    • Provide
    • Orbital Witness

    Industries

    Notable Project

    Agile Research arranged and conducted usability tests for a new service site. They sought to improve the site's performance, particularly regarding signups.

    "They were quick to understand what we were looking for and organise research sessions."

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  • 14
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      0.0
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 10 - 49 employees
    • Oadby, United Kingdom

    Xibis is a web and mobile application development company based in Leicester, UK. It was founded in 1998 and employs a team of 27 that works on projects in web development, mobile app development, e-commerce development, and application testing.

    Clients

    • Halfords
    • Dunelm Mills
    • Interflora
    • Trent Barton

    Industries

    Notable Project

    TBD

    "Quote."

    Visit Site
  • 15
    • $5,000+
    • 2 - 9 employees
    • Dartford, United Kingdom

    Ruvca Consulting is a consultancy founded in 2011 with fewer than 10 members. Based in Dartford, England, they are experts in custom software development and application testing solutions for clients in the financial, business, and IT services industries, among others.

    Clients

    • BNP Paribas
    • Bluebay Asset Management
    • British Petroleum
    • Bluecrest Capital

    Industries

    Notable Project

    Ruvca Consulting developed several front-end applications for an investment bank. The team also developed server-side applications, working in C#.

    "They are very professional and easy to talk to."

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  • 16
    • Undisclosed
    • 250 - 999 employees
    • Bellshill , United Kingdom
    Edge Testing Solutions is a midsize IT strategy consulting and application testing company located in Bellshill , United Kingdom; Birmingham , United Kingdom; Manchester , United Kingdom and London , United Kingdom. They specialize in IT strategy consulting and application testing and were founded in 2007.
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  • 17
    • $5,000+
    • 2 - 9 employees
    • London, United Kingdom
    APPly Pressure Developers is a mobile app development company founded in 2020. The small London, United Kingdom-based team offers mobile app development, web development, application testing, and application management & support.

    Notable Project

    APPly Pressure Developers built three mobile applications for a delivery platform using Flutter; one for customers, one for kitchens, and one for drivers. They also developed a web app with an admin dashboard.

    “APPly Pressure Developers really got the vision down of what we were after.”

    Visit Site
  • 18
    • $10,000+
    • 10 - 49 employees
    • Hounslow, United Kingdom
    Kualitysoft is an application testing company. The small Gujranwala, Pakistan-based agency was launched in 2017. Their services include application testing and web development.

    Industries

    Notable Project

    KualitySoft. used Bootstrap, HTML 5, Vue.js, Laravel, Ajax, jQuery, and MySQL to help a safety deposit facility manage internal business operations.

    "We like their quick adaptation of requirements and their well-presented app."

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  • 19
    • $5,000+
    • 2 - 9 employees
    • London, United Kingdom
    Mtest Labs is a small application testing company established in 2011. Their team offers application testing. The agency is headquartered in London, United Kingdom.

    Industries

    Visit Site
  • 20
    • Undisclosed
    • 10 - 49 employees
    • Bristol, United Kingdom
    Moropo QA, a application testing company, is based in Bristol, United Kingdom. They offer application testing and were established in 2022.
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  • 21
    • $10,000+
    • 10 - 49 employees
    • London, United Kingdom

    Rightsoft LTD, a custom software development company, was launched in 2018. Headquartered in London, United Kingdom, their small team offers custom software development, web development, mobile app development, IT strategy consulting, and more.

    Notable Project

    Rightsoft LTD used EKS, Angular, ReactJS, and more to create a payment app for a fintech company. They aimed to provide cashless payment services into the client.

    "They have exceptional engineering skills, a can-do attitude, and competitive pricing."

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  • 22
    • $10,000+
    • 2 - 9 employees
    • Sutton, United Kingdom

    Founded in 2016, Intuitech Technology Ltd is a development company based in Sutton, U.K. Their small team primarily works with enterprise clients in the IT field. They provide custom software, web, and mobile app development, in addition to application testing. 

    Clients

    • Argos

    Industries

    Notable Project

    Intuitech provided development services for an e-commerce grocery store. They updated the technologies for the basket and checkout aspect of the website to improve functionality and increase capacity. 

    "They stand out in terms of technical capabilities."

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  • 23
    • Undisclosed
    • 10 - 49 employees
    • Leeds, United Kingdom
    RapidSpike, a mobile app development company, was established in 2015. Their small team is located in Leeds, United Kingdom. Their services include mobile app development, application testing, and web development.

    Industries

    Visit Site
  • 24
    • Scheduling

      3.3
    • Quality

      3.1
    • Cost

      2.8
    • NPS

      3.2
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 250 - 999 employees
    • London, United Kingdom

    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

    Clients

    • Pepsi
    • Siam Makro
    • Xander Group
    • Virgin Unite

    Industries

    Notable Project

    Builder.ai was tasked with developing a mobile application by a construction company.

    "In our experience, Builder.ai was just a pretty website that cannot deliver what they promised."

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  • 25
    • $1,000+
    • 2 - 9 employees
    • London , United Kingdom
    VenturaQA Solutions is an application testing company. Established in 2011, the team specializes in application testing, IT strategy consulting, and IT staff augmentation. Their small agency is based in London , United Kingdom and Hyderabad, India.

    Industries

    Visit Site
  • 26
    • Undisclosed
    • 50 - 249 employees
    • London, United Kingdom

    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.

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  • 27
    • $25,000+
    • 10 - 49 employees
    • London, United Kingdom
    SnatchDigital, an IT staff augmentation company, is located in London, United Kingdom and San francisco, California. They offer IT staff augmentation, application testing, web development, cybersecurity, and more and were established in 2015.

    Clients

    • Playvox
    • Desmond Garcia
    • Specready
    • NUS
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  • 28
    • $10,000+
    • 50 - 249 employees
    • Wokingham, United Kingdom
    Nextgen Technology is a application testing company headquartered in Wokingham, United Kingdom; Itasca, Illinois and Panchkula, India. The midsize team provides application testing and was launched in 2009.
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  • 29
    • $25,000+
    • 250 - 999 employees
    • Warwick, 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.

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  • 30
    • $5,000+
    • 2 - 9 employees
    • London, United Kingdom
    Application testing company Code Development Ltd. Was established in 1998. Based in London, United Kingdom and , Serbia, their small team provides application testing, custom software development, and enterprise app modernization.
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