Top Performance Testing Services in London
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$50,000+$50 - $99 / hr1,000 - 9,999London, England
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See all 101 projectsVention is a versatile technology solutions provider specializing in staff augmentation and application quality assurance services. They excel in delivering high-caliber talent with a focus on software quality testing and development testing. Across their reviews, 100% of clients commend their communication skills, collaborative approach, and cultural alignment, with no areas identified for improvement.
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$5,000+$25 - $49 / hr10 - 49London, England
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See all 31 projectsTHEY.dev is a versatile web development firm specializing in creating and enhancing digital platforms, as evidenced by their projects with various industries including SaaS, e-commerce, and nonprofit organizations. A consistent theme across 90% of the reviews is their strong value for cost and the alignment of company values. Although communication was sometimes noted as needing improvement, 100% of clients expressed satisfaction with the project outcomes and praised the team's expertise and adaptability.
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$10,000+$50 - $99 / hr50 - 249London, England
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See all 20 projectsValor Software is a versatile software development company specializing in creating cloud-native platforms, integrating complex systems, and enhancing user experiences across various industries. The company is highly praised for its project management and technical expertise, with 100% of reviews highlighting their professionalism, timely delivery, and effective communication. Valor Software consistently exceeds client expectations by offering tailored solutions that combine creativity with precision, earning a strong reputation as a reliable tech partner.
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$10,000+$25 - $49 / hr50 - 249London, England
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See 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.
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$1,000+< $25 / hr1,000 - 9,999London, England
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See 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
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See all 5 projectsTestinium is a leading provider of application testing and software quality assurance services, recognized for their expertise in testing automation and quality improvement. Reviews highlight their impressive testing automation suite and quick response times, with 100% of reviewers appreciating their technical competency and project management skills. Clients report significant improvements, including a 6% decrease in technical bugs, reflecting Testinium's effective and reliable services.
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UndisclosedUndisclosed1,000 - 9,999London, England
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Launched 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
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Launched 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
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Established in 2016, ClicQA is a midsize Application Testing company. Their services include Application Testing.
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UndisclosedUndisclosed50 - 249London, England
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Inspired 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
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Tricentis 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
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See 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
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Ten10 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
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Mtest Labs is an Application Testing company. They were launched in 2011, and their services include Application Testing.
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UndisclosedUndisclosed250 - 999London, England
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Sollers 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
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APPNETWISE 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
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IQspeaks 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
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RedQA 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
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Launched 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
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Genisys 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
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FGB 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
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Based 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
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Momin 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
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See 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
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IOCO 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
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Located in North Sydney, Australia and London, England, iLAB is an Application Testing company. They offer Application Testing.
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UndisclosedUndisclosed2 - 9London, England
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Located 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
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ClicTest 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
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Launched 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
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Insead 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
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Sadup 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
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Spirent 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
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Creative 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
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Testing Minds is an Application Testing company launched in 2018. The company provides Application Testing.
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UndisclosedUndisclosedFreelancerLondon, England, England
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TR 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
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Planit 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
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360logica 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
34.2/40.019/20 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