Top Performance Testing Services in London
37 Companies
List of the Top London Performance Testing Companies
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Vention
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$50,000+$50 - $99 / hr1,000 - 9,999London, EnglandServices provided
10% Application Testing10% AI Development10% Blockchain +710% Cloud Consulting & SI10% Custom Software Development10% DevOps Managed Services10% Enterprise App Modernization10% IT Staff Augmentation10% Mobile App Development10% Web DevelopmentFocus Areas
10% Performance Testing10% Automation Testing10% Beta Testing +710% Compatibility Testing10% Load Testing10% Localization Testing10% Manual Testing10% Recovery Testing10% Reliability Testing10% Stress TestingSee all 101 projectsVention is a software development company specializing in staff augmentation and quality assurance services, including App QA and Software Quality Assurance. Reviews highlight a 100% satisfaction rate, praising their skilled talent, effective communication, and seamless integration with client teams. Their focus on understanding client needs and delivering value is consistently noted across feedback.
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$5,000+$25 - $49 / hr10 - 49London, England
Services provided
10% Application Testing40% Custom Software Development30% UX/UI Design +210% IT Strategy Consulting10% Mobile App DevelopmentFocus Areas
10% Performance Testing50% Manual Testing30% Automation Testing +110% Load TestingSee all 31 projectsTHEY.dev is a versatile web development company offering services like landing page design, scalable platform development, and IT strategy consulting. Across multiple reviews, they have been praised for their high-quality work, budget-friendly pricing, and strong cultural alignment, with 90% of reviews highlighting their excellent communication and adaptability. While feedback is overwhelmingly positive, one client noted the importance of more accurate budget estimation.
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$10,000+$50 - $99 / hr50 - 249London, England
Services provided
10% Application Testing10% Application Management & Support10% Custom Software Development +710% Enterprise App Modernization10% IT Staff Augmentation10% IT Strategy Consulting10% Mobile App Development10% UX/UI Design10% Web Design10% Web DevelopmentFocus Areas
10% Performance Testing10% Automation Testing10% Beta Testing +710% Compatibility Testing10% Compliance Testing10% Load Testing10% Localization Testing10% Manual Testing10% Reliability Testing10% Stress TestingSee all 20 projectsValor Software is a versatile software development company specializing in creating innovative, scalable solutions for diverse client projects, from mobile applications to complex backend systems. The company consistently receives positive client feedback, with 100% of reviews praising their technical expertise, project management, and ability to deliver on time. Clients particularly commend Valor Software for their creative problem-solving and dedication to client success.
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$10,000+$25 - $49 / hr50 - 249London, England
Services provided
100% Application TestingFocus Areas
20% Performance Testing40% Automation Testing20% Manual Testing +210% Compatibility Testing10% Load TestingSee all 23 projectsTestFort QA Lab is a specialized company providing comprehensive Application Testing and Software Quality Assurance services. The reviews reflect a high level of satisfaction, with over 90% of clients appreciating their pragmatic approach and efficient project management. Clients noted reductions in system issues by 30-52% and significant improvements in operational stability. Their ability to adapt to complex workflows and deliver practical, tailored solutions is consistently highlighted.
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$1,000+< $25 / hr1,000 - 9,999London, England
Services provided
50% Application Testing50% IT Staff AugmentationFocus Areas
20% Performance Testing20% Compatibility Testing20% Load Testing +220% Localization Testing20% Manual TestingSee all 4 projectsQualimatrix Technologies Pvt Ltd is a company specializing in comprehensive software testing services, including App Testing, QA Testing, and Software Validation. With a strong emphasis on quality assurance, they have received overwhelmingly positive feedback, with reviewers highlighting their expertise, effective communication, and commitment to deadlines. Approximately 90% of reviewers appreciated their tailored testing approaches and proactive problem-solving skills.
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$75,000+$50 - $99 / hr250 - 999London, England
Services provided
40% Application Testing20% Application Management & Support20% IT Managed Services +210% IT Staff Augmentation10% IT Strategy ConsultingFocus Areas
20% Performance Testing20% Compatibility Testing20% Load Testing +220% Localization Testing20% Manual TestingSee all 5 projectsTestinium is a distinguished company specializing in Software Testing and Application Quality Assurance services. Their robust automation tools have been praised for enhancing testing efficiency, resulting in a significant reduction in technical bugs and customer complaints. Notably, 100% of reviews highlight their responsive customer service and technical competency, and 67% mention their valuable QA testing resources, making them a preferred partner in Turkey's technology sector.
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UndisclosedUndisclosed1,000 - 9,999London, England
Services provided
100% Application TestingFocus Areas
25% Performance Testing25% Load Testing20% Automation Testing +220% Compatibility Testing10% Manual TestingLaunched in 1997, Qualitest Group is a large Santa Clara, California-based Application Testing company. Their team offers Application Testing.
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$5,000+< $25 / hr10 - 49London, England
Services provided
60% Application Testing20% Application Management & Support20% DevOps Managed ServicesFocus Areas
10% Performance Testing20% Automation Testing20% Manual Testing +510% Compatibility Testing10% Load Testing10% Localization Testing10% Reliability Testing10% Stress TestingLaunched in 2013, TAREENITY FZE LLC is an Application Testing company. Their team provides Application Testing and Application Management & Support.
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$10,000+$25 - $49 / hr50 - 249London, England
Services provided
100% Application TestingFocus Areas
20% Performance Testing80% Automation TestingEstablished in 2016, ClicQA is a midsize Application Testing company. Their services include Application Testing.
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UndisclosedUndisclosed50 - 249London, England
Services provided
70% Application Testing30% IT Managed ServicesFocus Areas
50% Performance Testing50% Automation TestingInspired Testing is a London, England-based Application Testing company. They specialize in Application Testing and IT managed services and were established in 2018.
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UndisclosedUndisclosed1,000 - 9,999London, England
Services provided
50% Application Testing10% AI Consulting10% Business Consulting +310% Cloud Consulting & SI10% Computer Engineering10% ERP Consulting and SIFocus Areas
30% Performance Testing40% Automation Testing30% Load TestingTricentis 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.
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Undisclosed< $25 / hr10 - 49London, England
Services provided
10% Application Testing40% Custom Software Development25% IoT Development +215% Digital Engineering10% Microservices Architecture ServicesFocus Areas
10% Performance Testing40% Automation Testing30% Manual Testing +210% Compliance Testing10% Reliability TestingSee all 6 projectsBlue Ripples Technologies is an application testing and software testing company that excels in providing automation solutions and integration services. The company has received overwhelmingly positive feedback, with clients praising their industry expertise and project management skills. They are noted for their ability to act as a partner, aligning with client visions and demonstrating flexibility throughout project phases.
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UndisclosedUndisclosed250 - 999London, England
Services provided
30% Application Testing15% AI Development15% Computer Engineering +410% Business Continuity Management10% Cloud Consulting & SI10% DevOps Managed Services10% IT Strategy ConsultingFocus Areas
30% Performance Testing40% Automation Testing30% Compatibility TestingTen10 Group is a midsize Application Testing company. Founded in 2004, the team provides Application Testing and Artificial Intelligence.
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$5,000+Undisclosed2 - 9London, England
Services provided
100% Application TestingFocus Areas
15% Performance Testing20% Automation Testing20% Localization Testing +315% Compatibility Testing15% Compliance Testing15% Manual TestingMtest Labs is an Application Testing company. They were launched in 2011, and their services include Application Testing.
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UndisclosedUndisclosed250 - 999London, England
Services provided
20% Application Testing20% AI Consulting20% BI & Big Data Consulting & SI +220% Cloud Consulting & SI20% DevOps Managed ServicesFocus Areas
60% Performance Testing40% Automation TestingSollers Consulting, a big data analytics company, offer BI & big data consulting & SI and cloud consulting & SI. They were founded in 2000.
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$25,000+$25 - $49 / hr10 - 49London, England
Services provided
20% Application Testing20% Cloud Consulting & SI20% Custom Software Development +220% IT Staff Augmentation20% IT Strategy ConsultingFocus Areas
15% Performance Testing30% Automation Testing20% Reliability Testing +315% Compatibility Testing10% Manual Testing10% Recovery TestingAPPNETWISE is a Hyderabad, India-based IT strategy consulting company. They specialize in IT strategy consulting and cloud consulting & SI and were launched in 2022.
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$10,000+$50 - $99 / hr2 - 9London, England
Services provided
100% Application TestingFocus Areas
10% Performance Testing40% Automation Testing20% Compliance Testing +220% Manual Testing10% Compatibility TestingIQspeaks L is an Application Testing company. Launched in 2015, the company is based in London, England. Their team specializes in Application Testing.
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$5,000+$25 - $49 / hr2 - 9London, England
Services provided
70% Application Testing5% AI Development5% Application Management & Support +45% Business Consulting5% Computer Engineering5% Custom Software Development5% IT Strategy ConsultingFocus Areas
10% Performance Testing20% Automation Testing20% Manual Testing +415% Compatibility Testing15% Reliability Testing10% Compliance Testing10% Load TestingRedQA 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.
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UndisclosedUndisclosed10 - 49London, England
Services provided
70% Application Testing30% IT Strategy ConsultingFocus Areas
30% Performance Testing70% Automation TestingLaunched in 2016, Assured Thought, a small Application Testing company, is headquartered in London, England. Their team focuses on Application Testing and IT strategy consulting.
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UndisclosedUndisclosed1,000 - 9,999London, England
Services provided
10% Application Testing10% AI Development10% Application Management & Support +710% Call Center Services10% Cloud Consulting & SI10% Computer Engineering10% IT Managed Services10% IT Strategy Consulting10% Robotics Process Automation10% UX/UI DesignFocus Areas
20% Performance Testing40% Automation Testing20% Load Testing +120% Stress TestingGenisys 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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UndisclosedUndisclosed10 - 49London, England
Services provided
100% Application TestingFocus Areas
20% Performance Testing20% Compatibility Testing20% Load Testing +220% Localization Testing20% Manual TestingFGB studio, an Application Testing company, is based in Milan, Italy and London, England. Their services include Application Testing.
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UndisclosedUndisclosed10 - 49London, England
Services provided
40% Application Testing20% Blockchain Marketing20% IT Managed Services +120% Robotics Process AutomationFocus Areas
30% Performance Testing40% Automation Testing30% Manual TestingBased in London, England, Cinq Amis is an Application Testing company. Their services include Application Testing and IT managed services.
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$50,000+$25 - $49 / hr10 - 49London, England
Services provided
10% Application Testing10% BI & Big Data Consulting & SI10% Cloud Consulting & SI +710% Custom Software Development10% DevOps Managed Services10% Enterprise App Modernization10% IT Staff Augmentation10% Mobile App Development10% Other Application Development10% Web DevelopmentFocus Areas
10% Performance Testing10% Automation Testing10% Beta Testing +710% Compatibility Testing10% Compliance Testing10% Load Testing10% Localization Testing10% Manual Testing10% Reliability Testing10% Stress TestingMomin 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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$5,000+< $25 / hr10 - 49Woking, England
Services provided
50% Application Testing50% IT Staff AugmentationFocus Areas
10% Performance Testing50% Automation Testing40% Manual TestingSee all 1 projectsTesting Frameworks Limited specializes in Application Quality Assurance, providing exceptional Software Testing services. They consistently deliver detailed reports on time, aiding faster development cycles. Review feedback is overwhelmingly positive, with 100% of reviewers praising their understanding of project complexity and their impressive teamwork. Their services are commended for aligning well with client needs and budgets.
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UndisclosedUndisclosed10 - 49Hertfordshire, England, England
Services provided
20% Application Testing20% AI Development20% BI & Big Data Consulting & SI +320% Custom Software Development10% Cloud Consulting & SI10% Web DesignFocus Areas
20% Performance Testing20% Compatibility Testing20% Load Testing +220% Localization Testing20% Manual TestingIOCO UK | iOCO Solutions Limited is a big data company founded in 2008. Located in Hertfordshire, England, England, the team offers BI & big data consulting & SI and cloud consulting & SI.
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UndisclosedUndisclosed250 - 999London, England
Services provided
100% Application TestingFocus Areas
20% Performance Testing20% Compatibility Testing20% Load Testing +220% Localization Testing20% Manual TestingLocated in North Sydney, Australia and London, England, iLAB is an Application Testing company. They offer Application Testing.
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UndisclosedUndisclosed2 - 9London, England
Services provided
20% Application Testing20% AI Development20% Cybersecurity +220% DevOps Managed Services20% Robotics Process AutomationFocus Areas
20% Performance Testing20% Automation Testing20% Load Testing +220% Manual Testing20% Stress TestingLocated in London, England, TestPro Consulting Ltd is a small Cybersecurity company. Their services include Cybersecurity and Artificial Intelligence.
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UndisclosedUndisclosed2 - 9City of London, England
Services provided
100% Application TestingFocus Areas
50% Performance Testing50% Automation TestingClicTest 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.
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UndisclosedUndisclosed50 - 249London, England
Services provided
100% Application TestingFocus Areas
20% Performance Testing20% Compatibility Testing20% Load Testing +220% Localization Testing20% Manual TestingLaunched in 2009, BEE Incorporations is a midsize Application Testing company based in Milano, Italy and London, England. Their team offers Application Testing.
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UndisclosedUndisclosed250 - 999London, England
Services provided
10% Application Testing40% E-Commerce Development20% ERP Consulting and SI +220% Web Development10% Social Media MarketingFocus Areas
100% Performance TestingInsead Tech is a midsize e-commerce development company based in London, England. The team focuses on E-Commerce Development and ERP consulting and SI.
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UndisclosedUndisclosed50 - 249London, England
Services provided
10% Application Testing15% UX/UI Design15% Web Design +610% Mobile App Development10% Search Engine Optimization10% Social Media Marketing10% Staffing10% Video Marketing10% Web DevelopmentFocus Areas
15% Performance Testing15% Automation Testing15% Compliance Testing +515% Manual Testing10% Compatibility Testing10% Load Testing10% Reliability Testing10% Stress TestingSadup Softech, a web design company, was established in 2019. The team provides Web Design and UX/UI Design and is headquartered in Duluth, Georgia and Hyderabad, India.
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UndisclosedUndisclosed1,000 - 9,999Crawley, England
Services provided
25% Application Testing25% Business Consulting25% Cybersecurity +125% IT Managed ServicesFocus Areas
35% Performance Testing35% Automation Testing30% Reliability TestingSpirent Communications is a Cybersecurity company in San Jose, California and Beijing, China. They offer Cybersecurity and IT managed services and were launched in 1936.
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$1,000+$200 - $300 / hr10 - 49Burnham, England
Services provided
15% Application Testing25% ERP Consulting and SI20% Application Management & Support +410% AI Consulting10% Custom Software Development10% Other IT Consulting and SI10% Web DesignFocus Areas
20% Performance Testing65% Beta Testing15% Compatibility TestingCreative Computing Solutions is an ERP consulting and SI company. They were established in 1990, and their services include ERP consulting and SI and Application Management & Support.
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UndisclosedUndisclosed50 - 249Basildon, England
Services provided
100% Application TestingFocus Areas
20% Performance Testing20% Automation Testing20% Compatibility Testing +220% Manual Testing20% Recovery TestingTesting Minds is an Application Testing company launched in 2018. The company provides Application Testing.
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UndisclosedUndisclosedFreelancerLondon, England, England
Services provided
100% Application TestingFocus Areas
20% Performance Testing20% Automation Testing20% Beta Testing +220% Manual Testing20% Stress TestingTR Seeds Ltd is an Application Testing company. Established in 2019, their team focuses on Application Testing.
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UndisclosedUndisclosed1,000 - 9,999Reading, England
Services provided
50% Application Testing10% AI Development10% Cloud Consulting & SI +310% DevOps Managed Services10% ERP Consulting and SI10% IT Strategy ConsultingFocus Areas
50% Performance Testing50% Automation TestingPlanit Testing is an Application Testing company. They were established in 1997, and their services include Application Testing and IT strategy consulting.
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UndisclosedUndisclosed10 - 49London, England
Services provided
80% Application Testing10% Custom Software Development10% Web DevelopmentFocus Areas
20% Performance Testing20% Compatibility Testing20% Load Testing +220% Localization Testing20% Manual Testing360logica Software Testing Services is a Noida, India-based Application Testing company. The team provides Application Testing and Custom Software Development.
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List of the Top 6 London Performance Testing Companies
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$50,000+$50 - $99 / hr1,000 - 9,999London, England
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Application Testing10% Performance Testing90% Other -
$10,000+$25 - $49 / hr50 - 249London, England
Ability to deliver
34/40.018.8/20 Reviews8.7/10 Clients & Experience6.5/10 Market PresenceService focus
100% Application Testing20% Performance Testing -
$10,000+$50 - $99 / hr50 - 249London, England
Ability to deliver
38.4/40.018.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Application Testing10% Performance Testing90% Other -
$5,000+$25 - $49 / hr10 - 49London, England
Ability to deliver
34.8/40.018.2/20 Reviews10/10 Clients & Experience6.6/10 Market PresenceService focus
10% Application Testing10% Performance 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 Testing20% Performance Testing50% 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 Testing20% Performance Testing60% Other -
UndisclosedUndisclosed1,000 - 9,999London, England
Ability to deliver
9.7/40.00/20 Reviews1.2/10 Clients & Experience8.5/10 Market PresenceService focus
100% Application Testing25% Performance Testing -
$5,000+< $25 / hr10 - 49London, England
Ability to deliver
8.7/40.00/20 Reviews4.2/10 Clients & Experience4.6/10 Market PresenceService focus
60% Application Testing10% Performance Testing40% Other -
$10,000+$25 - $49 / hr50 - 249London, England
Ability to deliver
5.8/40.00/20 Reviews0.6/10 Clients & Experience5.2/10 Market PresenceService focus
100% Application Testing20% Performance Testing -
UndisclosedUndisclosed50 - 249London, England
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
70% Application Testing50% Performance Testing30% Other -
UndisclosedUndisclosed1,000 - 9,999London, England
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
50% Application Testing30% Performance Testing50% 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 Testing10% Performance Testing90% Other -
UndisclosedUndisclosed250 - 999London, England
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
30% Application Testing30% Performance Testing70% Other -
$5,000+Undisclosed2 - 9London, England
Ability to deliver
4.6/40.00/20 Reviews0/10 Clients & Experience4.6/10 Market PresenceService focus
100% Application Testing15% Performance Testing -
UndisclosedUndisclosed250 - 999London, England
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
20% Application Testing60% Performance Testing80% Other -
$25,000+$25 - $49 / hr10 - 49London, England
Ability to deliver
6.7/40.00/20 Reviews2.7/10 Clients & Experience4/10 Market PresenceService focus
20% Application Testing15% Performance Testing80% Other -
$10,000+$50 - $99 / hr2 - 9London, England
Ability to deliver
4/40.00/20 Reviews0/10 Clients & Experience4/10 Market PresenceService focus
100% Application Testing10% Performance Testing -
$5,000+$25 - $49 / hr2 - 9London, England
Ability to deliver
4/40.00/20 Reviews0/10 Clients & Experience4/10 Market PresenceService focus
70% Application Testing10% Performance Testing30% Other -
UndisclosedUndisclosed10 - 49London, England
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
70% Application Testing30% Performance Testing30% Other -
UndisclosedUndisclosed1,000 - 9,999London, England
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
10% Application Testing20% Performance Testing90% Other -
UndisclosedUndisclosed10 - 49London, England
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
100% Application Testing20% Performance Testing
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