Top Software Testing Companies in the United Kingdom
From London’s fintech leaders and the Thames Valley’s enterprise tech corridor to Scotland’s thriving games studios in Edinburgh and Dundee, UK software testing firms support products used worldwide.
On Clutch, you can compare verified providers by client reviews, case studies, certifications, and domain expertise to find a partner who fits your stack and standards. Our analysts validate testimonials and portfolios, so you can shortlist teams skilled in automation, performance, security, and compliance with confidence. Use filters for budget, hourly rate, location, industry, and certifications (ISTQB, ISO 27001) to narrow the field fast. Explore the broader market or go local here:
• Top Software Testing Companies
• Software Testing Companies in London
• Software Testing Companies in Birmingham
15 Leaders 15 Contenders
309 Companies
List of the Top United Kingdom QA Testers
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Featured
What are Featured Providers?
$25,000+$25 - $49 / hr1,000 - 9,999Serves United KingdomServices provided
20% AI Development10% CRM Consulting and SI10% Cloud Consulting & SI +6 services10% Custom Software Development10% E-Commerce Development10% ERP Consulting and SI10% Enterprise App Modernization10% IT Staff Augmentation10% Mobile App DevelopmentSee all 88 projectsSimform is a versatile technology company offering comprehensive services, including application testing, software development, and quality assurance. They are noted for their exceptional project management and responsiveness, consistently delivering high-quality results on time. Approximately 100% of the reviews highlight their strong communication and commitment to client success, with impressive flexibility and technical expertise frequently mentioned.
Reviews mention Efficient
Simform has received consistently positive feedback regarding its efficiency in project execution. Clients highlight the company's proactive communication, adaptability, and meticulous project management, ensuring timely delivery of deliverables. For instance, one client praised the team's structured approach and responsiveness, which fostered transparency and accountability. Another noted the project's organized nature and the team's commitment to meeting deadlines. Overall, the sentiment reflects a strong appreciation for Simform's effective methodologies and dedication to client satisfaction.-
App Dev for Pool Industry Communication Platform
5.0 Aug 26, 2020The whole process was a pleasure. Simform was really efficient and on the ball. Of course, Simform is really easy to talk to, but they’re very efficient and don’t like to waste unnecessary time.
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Mobile & Web Devs for Community Kitchen App
5.0 Sep 16, 2019It has allowed the Community Kitchen to become much more efficient and cost-effective. He’s also effective at getting us to provide information to the team to keep the project moving forward without delay. They accomplished each task in an orderly manner until delivering the end result.
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UI/UX Design Services & Testing for Mgmt Software Co
5.0 Mar 13, 2025Simform's project management was highly efficient, with all deliverables made on time. They were very responsive to our needs, with the team actively engaging through Microsoft Teams and daily online meetings for status updates. Team members also posted delay updates in the Teams channel, ensuring transparency.
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Create Digital Tools for Communication Platform for Parents
5.0 Jul 2, 2020They have done a great job in working with us to manage the project so far. They are very responsive, and not only take direction well but are helpful in refining it whenever they think of things that help the product beyond what I had envisioned. In general, they are also highly organized and efficient at all times.
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Industry Experience
Simform has received positive feedback across various industries, particularly in Education, Hospitality, Information Technology, and Business Services. Clients appreciate their technical expertise, project management skills, and ability to deliver timely results, with notable successes in mobile and web app development. In Education, they modernized registration platforms, while in Hospitality, they created a health and wellness app. Overall, Simform's strengths lie in their adaptability, effective communication, and a collaborative approach, making them a strong choice for clients in diverse sectors seeking innovative development solutions.
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Utilities eCommerce Logistics & Supply Chain Wellness & Fitness Agriculture Media Consulting Human Resources Other industries Construction Legal Gaming Food & Beverages Other Industry Consumer Products Software Arts, entertainment & music Education Real estate Nonprofit Financial services Fitness Information technology Hospitality & leisure Advertising & marketing IT Services Healthcare Business servicesWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Simform is recognized for providing good value for money, with clients frequently noting that their pricing aligns well with project budgets. Feedback highlights instances where Simform's cost-effectiveness allowed organizations to achieve significant project goals without overspending. Clients appreciated the transparency in pricing and the absence of hidden costs, contributing to a positive overall perception of value. However, there were occasional concerns about project delays and communication, which impacted perceptions of value in specific instances.Was this helpful?
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$5,000+$25 - $49 / hr50 - 249Serves United KingdomServices provided
100% Application TestingSee all 32 projectsQualityLogic is a reputable company specializing in Software Quality Assurance and Testing Services, including App Testing and QA Testing. According to client reviews, QualityLogic is praised for their excellent communication and detailed documentation, with approximately 90% of responses highlighting their professional project management and adherence to budget. Clients frequently commend their flexibility and the successful implementation of testing protocols, underscoring QualityLogic's ability to enhance software quality and mitigate risks effectively.
Reviews mention Helpful
QualityLogic consistently receives positive feedback for their responsiveness and thoroughness. Clients commend the team's proactive communication and collaborative approach, with one client noting, "Rachel was great... she walked us through the process and didn’t charge us for any of that time." Another client highlighted, "QualityLogic has met my expectations... they’ve done their job and worked well with the implementation vendor." Overall, the sentiment is highly favorable, emphasizing their helpfulness and reliability.-
Quality Assurance for Virtual Reality Startup
4.5 Apr 25, 2018QualityLogic improved our approach to QA testing, helping us rewrite hundreds of previously deficient tests as a result. The number of issues they've identified runs into the hundreds, which has helped us significantly improve the quality of every release in the process. Their ability to deploy resources to help us build the test suite has been invaluable—they're a great partner in that way.
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QA Testing for Global IT Development Company
5.0 Sep 28, 2017We didn’t intend to qualify the specifications, but QualityLogic found several issues in the specifications themselves. They were in contact with the authors so they could correct them. QualityLogic reviewed all the specification and asked questions and proposed improvements which was very helpful.
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ADA Compliance Audit & Portal Testing for University
5.0 Oct 27, 2023I don’t have the technical expertise to fill the gap in our project. Luckily, QualityLogic has been a great partner. Everything they’ve done — from their timeframes to their collaboration with other ADA people — has been truly helpful.
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1 of 1 reviews is 5 stars$50,000 – $199,999 avg. project costRead 1 Recent ReviewReviewed 1 time in the past 6 months
QualityLogic has received positive feedback for its effective support in achieving ADA accessibility compliance. Clients highlighted the company's strong alignment with their values and good value for cost. They appreciated QualityLogic's ability to clearly communicate both the 'how' and 'why' of compliance, leading to widespread integration of accessibility practices. The team consistently met deadlines and was responsive throughout the process, although some training sessions could have been improved with better scripting.Was this helpful?
Industry Experience
QualityLogic has demonstrated expertise in various industries including government, healthcare, IT, advertising, and education. Client feedback highlights their strengths in ensuring ADA compliance, enhancing software functionality through rigorous testing, and delivering quality assurance for complex applications. Overall sentiment is positive, particularly in government and healthcare sectors, where their responsive communication and thorough testing processes significantly improve compliance and user experience. Organizations seeking robust quality assurance and compliance solutions would benefit from QualityLogic’s proven track record.
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Advertising & marketing Software Other Industry Arts, entertainment & music Consulting Transportation Information technology Legal Healthcare Education Media Financial services IT Services Government Business servicesWas this helpful?
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$5,000+$25 - $49 / hr50 - 249Serves United KingdomServices provided
100% Application TestingSee all 25 projectsTestFort QA Lab is a specialized Software Quality Assurance company known for its comprehensive App and Software Testing services. Across reviews, 100% of clients commend its ability to enhance test coverage and reliability, highlighting a consistent improvement in platform stability and issue reduction, such as a 40% average decrease in post-release defects. Their adaptable QA processes and integration into client workflows have been particularly lauded.
Reviews mention Efficient
TestFort QA Lab has received positive feedback regarding their efficiency in quality assurance processes. Clients noted their ability to quickly identify critical bugs, which allowed for timely resolutions and enhanced product readiness. One client highlighted TestFort's attention to detail and precision, emphasizing their effective integration into existing workflows, such as Scrum. Overall, the sentiment reflects satisfaction with TestFort QA Lab's efficient operations and the successful outcomes achieved through collaboration.-
QA Testing for Advertising Company
5.0 Jan 27, 2023The QA team was able to efficiently fit their operations into the Scrum methodology we used on the project, and regularly reported on the progress. They work quickly and efficiently and will always go the extra mile to ensure the top-notch state of the product. The project was completed within the previously discussed deadline and the team diligently followed the scope of testing initially outlined.
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6 of 6 reviews are 5 stars6 new reviews for Application Testing services$10,000 – $49,000 avg. project costRead 6 Recent ReviewsReviewed 6 times in the past 6 months
TestFort QA Lab has received positive feedback over the past six months, with clients praising their structured QA processes and adaptability to project needs. A notable client highlighted a 38% reduction in AI-related user complaints and a 40% decrease in critical post-release issues due to TestFort's effective testing strategies. Additionally, another client reported a 30% drop in internal support requests after TestFort's intervention. Overall, clients appreciated their reliability, communication, and understanding of real-world user experiences.Was this helpful?
Industry Experience
TestFort QA Lab has demonstrated strong expertise across various industries including information technology, financial services, eCommerce, advertising and marketing, education, and energy. Clients praised their proactive approach to quality assurance, particularly in handling AI features and ensuring stability in complex systems. Overall sentiment reflects high satisfaction, with measurable improvements in user experience and reduced operational issues reported across projects, making TestFort QA Lab a valuable partner for organizations seeking reliable QA services.
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Other industries eCommerce IT Services Software Consulting Advertising & marketing Business services Financial services Energy & natural resources Education Information technologyWas this helpful?
More responsive than most other service providers
Get in TouchTestFort QA Lab is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.Was this helpful?
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$1,000+< $25 / hr2 - 9Glengormley, Northern Ireland
Services provided
10% Application Testing30% Web Development25% AI Agents +3 services20% Mobile App Development10% Low/No Code Development5% E-Commerce DevelopmentAOS TECH is a website development firm. Their team is in Glengormley, Northern Ireland. The company focuses on Web Development and AI Agents.
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$5,000+$100 - $149 / hr2 - 9Leeds, England
Services provided
20% Application Testing20% Custom Software Development20% Search Engine Optimization +2 services20% Web Design20% Web DevelopmentAgency Leeds Ltd is a SEO services firm. They are in Leeds, England. Their team provides Search Engine Optimization and Web Design.
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Featured
What are Featured Providers?
$5,000+$25 - $49 / hr50 - 249Serves United KingdomServices provided
80% Application Testing10% Application Management & Support10% Other IT Consulting and SISee all 71 projectsBetterQA is a specialized company in software quality assurance, offering comprehensive testing services like QA Testing, Software Testing, and Application Quality Assurance. Reviews highlight their attention to detail and commitment to project success, with 90% of clients praising their professional project management, responsiveness, and ability to identify and resolve critical issues efficiently. Clients also value their flexibility, with 70% noting their adaptability to changing requirements.
Reviews mention Customized support
BetterQA received positive feedback regarding its customized support, with clients highlighting the company's ability to tailor solutions to their specific operational contexts. One client noted BetterQA's strength in combining QA expertise with a genuine understanding of business needs, resulting in practical recommendations. Another client praised BetterQA for creating a customized testing framework that significantly improved application reliability. Overall, clients expressed satisfaction with BetterQA's responsiveness and flexibility, affirming that the support provided was aligned with their unique requirements.-
Application QA Services for Real Estate Company
5.0 Dec 22, 2025What stood out most was BetterQA’s ability to combine strong QA expertise with a genuine understanding of business context. Instead of applying generic frameworks, they took the time to understand how our processes actually work and tailored their approach accordingly. This made their recommendations practical, relevant, and easy to apply within a small organization.
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Comprehensive App Testing for Food Manufacturing Company
5.0 Sep 5, 2023What truly set BetterQA apart was their ability to tailor their solutions to our specific manufacturing processes. Their deep understanding of our industry allowed them to create a customized testing framework that improved our applications' reliability and performance.
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Industry Experience
BetterQA has received positive feedback across various sectors, particularly in Information Technology, Construction, Real Estate, and Financial Services. Clients praised their expertise in software testing, quality assurance, and project management, noting significant improvements in product reliability and user experience. In IT, their skills in automated testing and bug detection were highlighted, while in Construction, they contributed to enhanced operational efficiency. Overall, BetterQA is well-suited for projects in technology-driven industries requiring robust QA methodologies.
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Education Information technology Construction Real estate Banks Other industries eCommerce Financial services Media Fitness Advertising & marketing RetailWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
BetterQA is frequently recognized for providing excellent value for money, as many clients highlighted their competitive pricing and high-quality services. One client noted that BetterQA fit their budget while delivering good value for the cost. Another mentioned that their pricing was reasonable compared to the quality of work received. Overall, clients expressed satisfaction with the cost-effectiveness of BetterQA's services, often stating that the results exceeded their expectations.Was this helpful?
View PackagesBetterQA Independent Testing Solutions
Independent testing that tells you what's actually broken, not what you want to hear. We bridge the gap between developers who build it and business teams who sell it. Bottom line: we make sure your releases work so you can sleep at night.Was this helpful?
Undisclosed$25 - $49 / hr10 - 49Serves United KingdomServices provided
100% Application TestingSee all 21 projectsQAlified is a distinguished software testing company specializing in Application Quality Assurance, Software QA, and Testing Services. With 100% positive feedback across reviews, clients commend their reliability, precision, and effective project management. Notably, 85% of reviewers highlight their excellent communication and adaptability, while 70% appreciate the alignment with company values and culture.
Reviews mention Puts the customer first
Overall, QAlified demonstrates a strong commitment to customer satisfaction, as highlighted by a client who noted their 'excellent staff' and 'care of its customers.' The training courses provided have received positive feedback, with third parties expressing satisfaction. Additionally, the client emphasized the company's 'level of responsibility and commitment,' reflecting a consistent focus on putting the customer first.-
Software QA Training for Software Quality Improvement Co.
5.0 May 12, 2021The level of responsibility and commitment is impressive. We are very satisfied in all areas. They have done a great job.
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Industry Experience
QAlified has demonstrated expertise across various industries, notably in healthcare, media, technology, and manufacturing. Clients commend their rigorous QA processes, effective communication, and the ability to deliver quality results on time. In healthcare, they excelled in performance and usability testing, while in media and technology, they showcased strong capabilities in security audits and automated testing. Overall, feedback reflects positive sentiment and a strong alignment of values, making QAlified a suitable partner for organizations seeking reliable QA services.
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Information technology Advertising & marketing Media Software Manufacturing Education Government Retail IT ServicesWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients consistently highlight QAlified's competitive pricing and excellent value for money. Feedback from multiple reviews indicates that the pricing fits budgets while delivering high-quality services. For instance, one client noted, 'Good value for cost,' while another emphasized that QAlified's services allowed for a '25% to 35% reduction in bugs.' Overall, clients express satisfaction with the financial investment relative to the quality and effectiveness of the outcomes achieved.Was this helpful?
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$5,000+$100 - $149 / hr10 - 49London, England
Services provided
10% Application Testing15% Web Development10% Application Management & Support +8 services10% Cloud Consulting & SI10% Custom Software Development10% Enterprise App Modernization10% IT Managed Services10% IT Strategy Consulting5% AI Development5% Mobile App Development5% Other Application DevelopmentKeypoint Solutions Ltd is a web development firm. The London, England-based company was established in 2021. Their team specializes in Web Development and IT strategy consulting.
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$10,000+$25 - $49 / hr10 - 49London, England
Services provided
10% Application Testing30% Custom Software Development15% Mobile App Development +5 services15% Web Development10% Application Management & Support10% E-Commerce Development5% AR/VR Development5% BlockchainArchnix Pvt Ltd is a software development firm launched in 2020. Based in London, England and Colombo, Sri Lanka, the team provides Custom Software Development and Web Development.
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$50,000+$25 - $49 / hr10 - 49London, England
Services provided
10% Application Testing10% BI & Big Data Consulting & SI10% Cloud Consulting & SI +7 services10% Custom Software Development10% DevOps Managed Services10% Enterprise App Modernization10% IT Staff Augmentation10% Mobile App Development10% Other Application Development10% Web DevelopmentMomin Solutions is a business intelligence company founded in 2010. The agency focuses on BI & big data consulting & SI and cloud consulting & SI, and is small.
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Undisclosed$25 - $49 / hr2 - 9Telford, England
Services provided
10% Application Testing15% AI Development15% API Development +7 services15% Low/No Code Development15% Web Development10% IT Strategy Consulting5% AI Consulting5% Call Center Services5% Computer Engineering5% Digital EngineeringArtificial intelligence development company Yedaiah specializes in Artificial Intelligence and Web Development. They were founded in 2015.
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$1,000+$25 - $49 / hr2 - 9Darlington, England
Services provided
15% Application Testing25% Mobile App Development15% Application Management & Support +4 services15% E-Commerce Development15% Low/No Code Development10% API Development5% Web DevelopmentDealFusion Tech Labs Ltd is a mobile app development company. They were established in 2025, and their services include Mobile App Development and E-Commerce Development.
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UndisclosedUndisclosed250 - 999London, England
Services provided
20% Application Testing20% AI Consulting20% BI & Big Data Consulting & SI +2 services20% Cloud Consulting & SI20% DevOps Managed ServicesSollers Consulting, a big data analytics company, offer BI & big data consulting & SI and cloud consulting & SI. They were founded in 2000.
Read moreSee All Locations (10)London, England
14 Cullum Street, EC3M 7J
London, England EC3M 7JJ2 - 5
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UndisclosedUndisclosed250 - 999City of London, England
Services provided
20% Application Testing10% Corporate Training & Coaching10% Custom Software Development +6 services10% Cybersecurity10% DevOps Managed Services10% Digital Engineering10% IT Managed Services10% Market Research10% Robotics Process AutomationSparta Global, an Application Testing company, was established in 2014. The midsize team specializes in Application Testing and Market Research.
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UndisclosedUndisclosed250 - 999City of London, England
Services provided
20% Application Testing20% Conversion Optimization20% IoT Development +3 services20% UX/UI Design10% AI Development10% Market ResearchConversion Optimization company Testbirds provides Conversion Optimization and UX/UI Design. They are headquartered in München, Germany and City of London, England.
Read moreSee All Locations (2)City of London, England
WeWork – 2 Minster Court
City of London, England EC3R 7BB2 - 5
+44 20 3318 0963
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$10,000+$100 - $149 / hr10 - 49Manchester, England
Services provided
10% Application Testing20% Web Design20% Web Development +4 services15% Digital Strategy15% Mobile App Development15% UX/UI Design5% AI DevelopmentReason Digital is a web design agency. The team provides Web Design and Web Development and is located in Manchester, England and London, England.
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$25,000+Undisclosed10 - 49London, England
Services provided
10% Application Testing40% Call Center Services20% Web Design +2 services20% Web Development10% Custom Software DevelopmentAnswering service FX Digital was launched in 2011. The firm focuses on Call Center Services and Web Design, and is small.
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Undisclosed$50 - $99 / hr2 - 9London, England
Services provided
10% Application Testing10% Branding10% Custom Software Development +7 services10% Graphic Design10% Mobile App Development10% Pay Per Click10% Search Engine Optimization10% Social Media Marketing10% UX/UI Design10% Web DevelopmentEstablished in 2018, TAILCO is a small branding firm. Their services include Branding and Social Media Marketing.
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$5,000+$50 - $99 / hr2 - 9London, England
Services provided
10% Application Testing10% Blockchain10% Custom Software Development +7 services10% Digital Strategy10% E-Commerce Development10% Graphic Design10% IT Staff Augmentation10% Product Design10% UX/UI Design10% Web DesignMoiotso Limited is a Digital Strategy company launched in 2017. Headquartered in London, England, the team specializes in Digital Strategy and Web Design.
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$5,000+$150 - $199 / hr2 - 9Brighton and Hove, England
Services provided
10% Application Testing30% Custom Software Development15% AI Development +4 services15% Application Management & Support10% Cybersecurity10% DevOps Managed Services10% IT Managed ServicesFounded in 2020, Hove Capital is a small Brighton and Hove, England-based software development company. Their team focuses on Custom Software Development and Artificial Intelligence.
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UndisclosedUndisclosed50 - 249Edinburgh , Scotland
Services provided
30% Application Testing40% Custom Software Development30% Application Management & SupportPetroleum Experts Ltd., a software development firm, was established in 1990. The team specializes in Custom Software Development and Application Management & Support and is in Edinburgh , Scotland.
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UndisclosedUndisclosed50 - 249Leeds , England
Services provided
30% Application Testing40% Custom Software Development30% IT Managed ServicesDTP Group is a Leeds , England-based software development firm. Established in 1987, the team provides Custom Software Development and IT managed services.
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UndisclosedUndisclosed50 - 249Belfast, Northern Ireland
Services provided
30% Application Testing40% Custom Software Development30% Cloud Consulting & SIFounded in 2004, Anaeko is a custom software development firm. The company offers Custom Software Development and cloud consulting & SI.
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UndisclosedUndisclosed50 - 249London, England
Services provided
30% Application Testing40% Recruitment Process Outsourcing20% DevOps Managed Services +1 service10% RecruitingRecruitment Process Outsourcing company Strike IT Recruitment Services was launched in 2001. The team offers Recruitment Process Outsourcing and Application Testing.
Read moreSee All Locations (2)London, England
3rd Floor 86-90 Paul Street
London, England EC2A 4NE2 - 5
+44.0207.788.9299
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UndisclosedUndisclosed50 - 249Third Avenue Marlow, England
Services provided
30% Application Testing30% Enterprise App Modernization20% ERP Consulting and SI +2 services10% Cloud Consulting & SI10% DevOps Managed ServicesDeveloping World Systems Ltd, an Application Testing company, was founded in 1998. They specializes in Application Testing and Enterprise App Modernization.
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$1,000+$50 - $99 / hr50 - 249Ilford, England
Services provided
10% Application Testing30% Web Development25% Mobile App Development +2 services20% UX/UI Design15% Search Engine OptimizationTechsignx is a website development firm. Their midsize team is located in Ilford, England and specializes in Web Development and Mobile App Development. The firm was founded in 2022.
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$1,000+$100 - $149 / hrFreelancerTimperley, England
Services provided
10% Application Testing30% Web Development20% Search Engine Optimization +3 services20% UX/UI Design10% Low/No Code Development10% Web DesignMorgan Feeney is a web development company established in 2022. Their services include Web Development and Search Engine Optimization.
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$5,000+$200 - $300 / hr10 - 49Edinburgh, Scotland
Services provided
10% Application Testing10% AI Development10% BI & Big Data Consulting & SI +7 services10% CRM Consulting and SI10% Cloud Consulting & SI10% Conversion Optimization10% Digital Strategy10% IT Strategy Consulting10% Marketing Strategy10% Other Digital MarketingBased in Edinburgh, Scotland and London, England, Lynchpin Analytics is a small Marketing Strategy company. The team focuses on Marketing Strategy and Digital Strategy.
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UndisclosedUndisclosed50 - 249London, England
Services provided
10% Application Testing30% Mobile & App Marketing30% Web Development +2 services20% Web Design10% E-Commerce DevelopmentLuminous Infoways Pvt. Ltd. Is a Mobile & App Marketing company founded in 2001. In Bhubaneswar, India and New Delhi, India, the team offers Mobile & App Marketing and Web Development.
Read moreSee All Locations (3)London, England
71-75 Shelton Street, Covent Garden,
London, England WC2H 9JQ+447874000957/ +447534998651
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$50,000+$50 - $99 / hr10 - 49Earley, England
Services provided
10% Application Testing20% Custom Software Development20% Enterprise App Modernization +4 services20% Web Development10% Application Management & Support10% BI & Big Data Consulting & SI10% Robotics Process AutomationLaunched in 2019, VA Software Solutions ltd is a custom software development company. Based in Earley, England and Sofia, Bulgaria, the team focuses on Custom Software Development and Web
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$10,000+$100 - $149 / hr10 - 49London, England
Services provided
10% Application Testing10% BI & Big Data Consulting & SI10% Cloud Consulting & SI +8 services10% Custom Software Development10% Cybersecurity10% IT Managed Services10% Mobile App Development10% UX/UI Design10% Web Development5% IT Strategy Consulting5% Web DesignTetra Technology, an user experience design agency, was launched in 2018. The agency specializes in UX/UI Design and BI & big data consulting & SI.
Read moreSee All Locations (2)London, England
69 Old Broad Street
London, England EC2M 1QS6 - 9
00 44 7397 009817
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$10,000+$50 - $99 / hr10 - 49London, England
Services provided
10% Application Testing15% AI Agents10% AI Consulting +7 services10% AI Development10% BI & Big Data Consulting & SI10% Blockchain10% Cloud Consulting & SI10% Custom Software Development10% Generative AI5% UX/UI DesignEstablished in 2024, Kogniser is an AI Agents company. Their team specializes in AI Agents and BI & big data consulting & SI.
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$25,000+$25 - $49 / hr10 - 49London, England
Services provided
10% Application Testing25% Custom Software Development20% Mobile App Development +3 services20% Web Development15% AR/VR Development10% API DevelopmentCustom software development firm Lumora focuses on Custom Software Development and Mobile App Development. They were launched in 2018.
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$10,000+$150 - $199 / hr2 - 9London, England
Services provided
10% Application Testing20% Digital Strategy20% Market Research +4 services20% UX/UI Design10% Conversion Optimization10% Web Design10% Web DevelopmentUser experience company UXB London is based in London, England. The team offers UX/UI Design and Digital Strategy.
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$25,000+$25 - $49 / hr10 - 49Erith, England
Services provided
12% Application Testing52% Mobile App Development24% UX/UI Design +1 service12% Application Management & SupportItsRevolution is a mobile application development firm. They were launched in 2016, and their services include Mobile App Development and UX/UI Design.
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$50,000+$50 - $99 / hr2 - 9London, England
Services provided
10% Application Testing20% E-Commerce Development20% IT Strategy Consulting +3 services20% Mobile App Development20% Web Development10% Other Application DevelopmentStarling Web Engineering, an IT strategy consulting company, was founded in 2017. The small team focuses on IT strategy consulting and Web Development.
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$5,000+$25 - $49 / hr2 - 9Grangemouth, Scotland
Services provided
10% Application Testing15% Branding15% Product Design +5 services15% UX/UI Design15% Web Design10% Custom Software Development10% Mobile App Development10% Web DevelopmentBingo Agency is a branding agency established in 2023. In Grangemouth, Scotland and Ilford, England, the team specializes in Branding and Web Design.
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$1,000+$25 - $49 / hr2 - 9London, England
Services provided
10% Application Testing10% AI Development10% BI & Big Data Consulting & SI +7 services10% Custom Software Development10% IT Staff Augmentation10% Mobile App Development10% Search Engine Optimization10% UX/UI Design10% Web Design10% Web DevelopmentIn London, England, Qlikio is a SEO agency. Launched in 2023, the team focuses on Search Engine Optimization and Web Design.
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$5,000+$25 - $49 / hr2 - 9London, England
Services provided
10% Application Testing20% Custom Software Development20% Mobile App Development +4 services20% Web Development15% AI Development10% Application Management & Support5% UX/UI DesignEstablished in 2025, KINGDOMCORE TECHNOLOGIES LTD is a website development firm. The team offers Web Development and Mobile App Development.
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Undisclosed< $25 / hr2 - 9Orrell, England
Services provided
10% Application Testing20% Web Development15% AI Development +7 services15% Custom Software Development10% API Development10% Generative AI5% Application Management & Support5% DevOps Managed Services5% E-Commerce Development5% Robotics Process AutomationWebsite development company BitRyx Solutions focuses on Web Development and Artificial Intelligence. They are headquartered in Orrell, England.
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$1,000+$50 - $99 / hr2 - 9Leyland, England
Services provided
10% Application Testing10% AI Consulting10% AI Development +7 services10% Application Management & Support10% Architectural Design10% Custom Software Development10% Generative AI10% Mobile App Development10% Product Design10% UX/UI DesignAdvica AI Solutions UK is a small Leyland, England-based software development company. The team specializes in Custom Software Development and Mobile App Development.
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$5,000+$25 - $49 / hr2 - 9London, England
Services provided
10% Application Testing45% Custom Software Development25% Web Development +1 service20% Mobile App DevelopmentSrivea Ltd is a London, England-based software development company. They focus on Custom Software Development and Web Development.
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UndisclosedUndisclosed10 - 49Liverpool, England
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30% Application Testing40% Staffing30% RecruitingAspion is a Staffing company. They were launched in 2004, and their services include Staffing and Application Testing.
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UndisclosedUndisclosed250 - 999London, England
Services provided
15% Application Testing30% Back Office Outsourcing15% Branding +3 services15% Content Marketing15% UX/UI Design10% FulfillmentDamco Solutions Limited, a Back Office Outsourcing company, focuses on Back Office Outsourcing and Branding. The agency is in London, England and Mechanicsburg, Pennsylvania.
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UndisclosedUndisclosed2 - 9Birmingham , England
Services provided
30% Application Testing40% E-Commerce Development30% Application Management & SupportL & G Technologies is an e-commerce development firm. They focus on E-Commerce Development and Application Management & Support and were launched in 2007.
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UndisclosedUndisclosed2 - 9Leeds , England
Services provided
30% Application Testing40% Custom Software Development30% Mobile App DevelopmentRedev Ltd is a custom software development company. They are located in Leeds , England. Their team focuses on Custom Software Development and Mobile App Development.
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UndisclosedUndisclosed2 - 9Leeds , England
Services provided
30% Application Testing40% Custom Software Development30% Mobile App DevelopmentHeadquartered in Leeds , England, Seriously RAD Limited is a small software development firm. Their services include Custom Software Development and Mobile App Development.
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UndisclosedUndisclosed2 - 9Leeds, England
Services provided
30% Application Testing40% Web Development30% Mobile App DevelopmentRecruit Genie Ltd is a website development firm based in Leeds, England. Launched in 2015, the team offers Web Development and Mobile App Development.
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UndisclosedUndisclosed2 - 9Worcestershire, England
Services provided
30% Application Testing30% Business Consulting20% Intellectual Property Law +1 service20% Product DesignFuture-Safe Consulting Ltd is an Application Testing company. They provide Application Testing and Business Consulting and were launched in 2020. The agency is in Worcestershire, England.
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UndisclosedUndisclosed2 - 9London, England
Services provided
30% Application Testing70% Search Engine OptimizationSmall SEO company SearchPilot, is headquartered in London, England. The team focuses on Search Engine Optimization and Application Testing.
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UndisclosedUndisclosed50 - 249Bramham, England
Services provided
20% Application Testing40% Custom Software Development20% UX/UI Design +1 service20% Web DesignEstablished in 2013, Interactive Digital Systems is a midsize custom software development company. Their services include Custom Software Development and UX/UI Design.
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UndisclosedUndisclosed50 - 249London, England
Services provided
20% Application Testing20% Cloud Consulting & SI20% Custom Software Development +3 services20% IT Managed Services10% Low/No Code Development10% Web DesignFormidable is an IT managed services company. They are headquartered in Seattle, Washington and London, England. Their team specializes in IT managed services and Custom Software Development.
Read moreSee All Locations (2)London, England
77 East Road
London, England N1 6AH6 - 9
+44.203.488.4958
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UndisclosedUndisclosed50 - 249Chester, England
Services provided
20% Application Testing20% BI & Big Data Consulting & SI20% Custom Software Development +3 services20% UX/UI Design10% Recruiting10% Web DevelopmentSearchability is an user experience company. The Chester, England-based agency was launched in 2012. Their services include UX/UI Design and BI & big data consulting & SI.
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UndisclosedUndisclosed1,000 - 9,999London, England
Services provided
10% Application Testing10% AI Development10% Application Management & Support +7 services10% Call Center Services10% Cloud Consulting & SI10% Computer Engineering10% IT Managed Services10% IT Strategy Consulting10% Robotics Process Automation10% UX/UI DesignGenisys Group is an user experience company. Based in London, England and Bengaluru, India, the company offers UX/UI Design and IT strategy consulting.
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UndisclosedUndisclosed50 - 249London, England
Services provided
20% Application Testing20% Architectural Design20% Custom Software Development +4 services10% API Development10% Business Continuity Management10% IT Managed Services10% IT Strategy ConsultingLaunched in 2013, KWA Analytics is a midsize Architectural Design company. Their services include Architectural Design and Custom Software Development.
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List of the Top 15 United Kingdom QA Testers
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$5,000+$25 - $49 / hr250 - 999London, England
Ability to deliver
34.8/40.019.6/20 Reviews10/10 Clients & Experience5.2/10 Market PresenceService focus
100% Application Testing -
$10,000+$25 - $49 / hr1,000 - 9,999London, England
Ability to deliver
31/40.019.2/20 Reviews6.7/10 Clients & Experience5.2/10 Market PresenceService focus
80% Application Testing20% Other -
$5,000+$25 - $49 / hr50 - 249London, England
Ability to deliver
31/40.018.6/20 Reviews8.1/10 Clients & Experience4.3/10 Market PresenceService focus
100% Application Testing -
UndisclosedUndisclosed50 - 249London, England
Ability to deliver
32.4/40.016.2/20 Reviews6.5/10 Clients & Experience9.7/10 Market PresenceService focus
55% Application Testing45% Other -
$1,000+Undisclosed10 - 49London, England
Ability to deliver
31.7/40.018.4/20 Reviews6.2/10 Clients & Experience7/10 Market PresenceService focus
45% Application Testing55% Other -
$1,000+$50 - $99 / hr2 - 9Exeter, England
Ability to deliver
24.3/40.016.4/20 Reviews3/10 Clients & Experience4.9/10 Market PresenceService focus
100% Application Testing -
$5,000+$25 - $49 / hr2 - 9Keynsham, England
Ability to deliver
24.2/40.016.2/20 Reviews2.4/10 Clients & Experience5.6/10 Market PresenceService focus
100% Application Testing -
$1,000+$25 - $49 / hr10 - 49Hildenborough, England
Ability to deliver
32.6/40.016.2/20 Reviews8.4/10 Clients & Experience8/10 Market PresenceService focus
30% Application Testing70% Other -
$50,000+$25 - $49 / hr250 - 999London, England
Ability to deliver
32.2/40.015.6/20 Reviews10/10 Clients & Experience6.6/10 Market PresenceService focus
15% Application Testing85% Other -
$5,000+Undisclosed1,000 - 9,999London, England
Ability to deliver
28.6/40.017.4/20 Reviews7.2/10 Clients & Experience4/10 Market PresenceService focus
20% Application Testing80% Other -
$5,000+$25 - $49 / hr10 - 49London, England
Ability to deliver
34.6/40.018/20 Reviews10/10 Clients & Experience6.6/10 Market PresenceService focus
10% Application Testing90% Other -
$1,000+< $25 / hr1,000 - 9,999London, England
Ability to deliver
21.3/40.016.4/20 Reviews0/10 Clients & Experience4.9/10 Market PresenceService focus
50% Application Testing50% Other -
Undisclosed$50 - $99 / hr1,000 - 9,999London, England
Ability to deliver
26.9/40.014/20 Reviews8.5/10 Clients & Experience4.5/10 Market PresenceService focus
20% Application Testing80% Other -
$1,000+$25 - $49 / hr10 - 49Carlisle, England
Ability to deliver
20.8/40.016.2/20 Reviews0.6/10 Clients & Experience4/10 Market PresenceService focus
95% Application Testing5% Other -
$25,000+$50 - $99 / hr250 - 999London, England
Ability to deliver
31.5/40.016.2/20 Reviews10/10 Clients & Experience5.3/10 Market PresenceService focus
10% Application Testing90% Other -
Undisclosed$50 - $99 / hr10 - 49London, England
Ability to deliver
21.1/40.016.2/20 Reviews0/10 Clients & Experience4.9/10 Market PresenceService focus
80% Application Testing20% Other -
$10,000+$25 - $49 / hr50 - 249London, England
Ability to deliver
31.4/40.016.2/20 Reviews10/10 Clients & Experience5.2/10 Market PresenceService focus
15% Application Testing85% Other -
$1,000+$100 - $149 / hr50 - 249Rochdale, England
Ability to deliver
30.2/40.020/20 Reviews4.4/10 Clients & Experience5.8/10 Market PresenceService focus
20% Application Testing80% Other -
$50,000+$50 - $99 / hr250 - 999Farnborough, England
Ability to deliver
31/40.015.6/20 Reviews10/10 Clients & Experience5.4/10 Market PresenceService focus
10% Application Testing90% Other -
$10,000+$25 - $49 / hr50 - 249London, England
Ability to deliver
31.7/40.016.8/20 Reviews10/10 Clients & Experience4.9/10 Market PresenceService focus
10% Application Testing90% Other -
Undisclosed< $25 / hr10 - 49London, England
Ability to deliver
31/40.015.8/20 Reviews10/10 Clients & Experience5.2/10 Market PresenceService focus
10% Application Testing90% Other -
$75,000+$50 - $99 / hr250 - 999London, England
Ability to deliver
20.5/40.015.2/20 Reviews0/10 Clients & Experience5.3/10 Market PresenceService focus
40% Application Testing60% Other -
$5,000+< $25 / hr50 - 249Calcot, England
Ability to deliver
30.5/40.017/20 Reviews6.4/10 Clients & Experience7.2/10 Market PresenceService focus
10% Application Testing90% Other -
$5,000+< $25 / hr2 - 9Harrow, England
Ability to deliver
23.5/40.016.2/20 Reviews2.4/10 Clients & Experience4.9/10 Market PresenceService focus
60% Application Testing40% Other -
$50,000+$100 - $149 / hr10 - 49Manchester, England
Ability to deliver
30.4/40.015.6/20 Reviews9.1/10 Clients & Experience5.7/10 Market PresenceService focus
10% Application Testing90% Other -
$5,000+$50 - $99 / hr10 - 49Farnham, England
Ability to deliver
29.8/40.016.2/20 Reviews9.6/10 Clients & Experience4/10 Market PresenceService focus
10% Application Testing90% Other -
$5,000+< $25 / hr10 - 49Woking, England
Ability to deliver
23/40.016.2/20 Reviews2.8/10 Clients & Experience4/10 Market PresenceService focus
50% Application Testing50% Other -
$25,000+$50 - $99 / hr10 - 49London, England
Ability to deliver
28.3/40.015.8/20 Reviews8.5/10 Clients & Experience4/10 Market PresenceService focus
10% Application Testing90% Other -
UndisclosedUndisclosed2 - 9Bollington, England
Ability to deliver
27.3/40.014.6/20 Reviews6.7/10 Clients & Experience6/10 Market PresenceService focus
10% Application Testing90% Other -
$10,000+$25 - $49 / hr50 - 249London, England
Ability to deliver
25.7/40.016.4/20 Reviews4.4/10 Clients & Experience4.9/10 Market PresenceService focus
10% Application Testing90% Other
UK Software Testing FAQs
Hiring a UK-based QA partner gives you onshore alignment with European and North American teams, strong English-language communication, and deep familiarity with local regulations and standards. Many UK firms field ISTQB-certified engineers and have hands-on experience with UK GDPR, FCA requirements for fintech, NHS clinical safety and data controls, and WCAG 2.2 accessibility under the Equality Act.
In addition, you’ll find robust expertise across modern tooling and CI/CD pipelines common in UK product orgs. For enterprises with offices in London or the Thames Valley — or startups clustered around the Oxford–Cambridge “Golden Triangle” — in-person workshops and joint UAT are easier to arrange.
Pricing varies thanks to various factors, including engagement model, seniority, and scope. Based on Clutch’s recent data, most UK-based software testing firms offer services ranging:
- Hourly rates: £40 – £120+ for functional, automation, performance, and security testing specialists
- Day rates (common in the UK): £350 – £800 per consultant
- Monthly retainers for managed QA: £5,000 – £25,000+, depending on team size, velocity, and SLAs
- Project-based work: £10,000 – £150,000+
Lastly, expect higher rates for niche skills, complex projects, or expertise in highly advanced technologies. Ask for a pilot or fixed-scope discovery to validate estimates before you commit.
UK-based software QA providers support a broad mix of regulated and high-scale sectors, including:
- Financial services and fintech — open banking, payments, PCI DSS, trading platforms
- Healthcare and life sciences — NHS integrations, clinical safety, UK GDPR
- E-commerce and retail — omnichannel flows, peak load readiness
- Government and public sector — GDS standards, accessibility (WCAG 2.2 AA)
- Media and telecom — streaming QoE, device compatibility
- Gaming and interactive entertainment — console, PC, mobile, and live-ops testing
- Travel and transportation — booking engines, fare/ticketing operations
- Manufacturing and IoT — firmware, edge connectivity, interoperability
Prepare a search strategy by outlining your project’s objectives, parameters, and requirements. Then, browse through Clutch and assess possible partners by:
- Certifications and compliance — look for ISTQB, ISO 27001, and Cyber Essentials. Additionally, ask about UK GDPR, FCA/NHS experience, and WCAG audits.
- Tooling and approach — verify expertise in Appium, API testing, and integration with your CI/CD.
- Test assets — request sample test plans, strategies, data management practices, and reporting dashboards.
- References and reviews — compare Clutch case studies, star ratings, and reviewer roles; favor providers with work similar to your stack and scale.
- Pilot first — run a 2–4 week proof of concept to evaluate velocity, defect quality, and communication.
- Guaranteed “100% test coverage” or “bug-free” claims — not realistic for modern systems.
- No access to artifacts; they’re unwilling to share test plans, cases, data strategies, or reports.
- Tool lock-in — proprietary frameworks without export paths, or refusal to use your CI/CD.
- Weak security and privacy posture. There is no clear approach to PII handling, data masking, or UK GDPR compliance.
- One-size-fits-all proposals; little discovery, no environment assessment, or no alignment to your release model.
- Poor communication skills; infrequent updates, unclear ownership, or missing SLAs.
- Ignoring accessibility or non-functional testing when your product needs them.
The United Kingdom has many experienced and trusted firms, so don’t worry about running out of options. Make sure to spot, address, and avoid these red flags early.
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