Top 100 Usability Testing Companies in London
The Best of October 2026Looking for a top usability testing agency in London?
Usability testing helps companies vet if a product is worth investing time and resources in building. It also helps improve existing products by accounting for user feedback and pain points in design and functionality updates.
For example, let's say you're looking at Analytics and notice visitors to your website often visit one page only. You may hypothesize that your navigation is not user friendly. You could design and develop an updated navigation, or you could hold user tests to vet your hypothesis and get suggestions for navigation features your users need.
User testing may seem time consuming up-front, but it ultimately saves time and money later. For expert assistance, consider hiring a usability testing company. Usability testing services define test scenarios, identify test subjects, conduct the tests, and compile feedback for you.
To assist you in your search for a partner, we’ve compiled this list of the top usability testing companies in London. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best London Usability Testing Services
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91$25,000+2 - 9 employeesLondon, EnglandBranding agency Airborne Studio was launched in 2016. Their small team is located in London, England. Their services include Branding, Graphic Design, Product Design, UX/UI Design, and more.Read More
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92$5,000+10 - 49 employeesLondon, EnglandHue & Machine is an UX agency founded in 2020. They are based in London, England and New York, New York and have a small team. Their services include UX/UI Design, Product Design, Branding, and Web Design.Read More
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Microsoft DoorDash Stanford University Confirma SoftwareIndustries
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93$10,000+10 - 49 employeesLondon, EnglandStudiomade is a small UX agency founded in 2010. Their team provides UX/UI Design, Digital Strategy, Web Development, Branding, and more. The firm is based in London, England and New York, New York.Read More
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Broadridge Edelman Department of Business and Trade, Life Sciences Global Pension CorporationIndustries
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94$5,000+2 - 9 employeesLondon, EnglandFounded in 2009, Merkur Design is an user experience design agency. Their small team is in London, England and Istanbul, Türkiye. Their team specializes in UX/UI Design, Low/No Code Development, Web Design, Web Development, and more.Read More
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95$25,000+2 - 9 employeesLondon, EnglandRead More
Impact Media is an enterprise-level WordPress web design and support agency based in Wickford, UK, with an office in Shoreditch, UK. The agency, founded in 2003, is a team of less than ten who provide WordPress web development and design, and UX/UI design services to small and midmarket companies.
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Michelmersh Brick Holdings PLC Bakels Group The PIE Don't Buy Her FlowersIndustries
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96$10,000+50 - 249 employeesLondon, EnglandLaunched in 2015, Angry Nerds is a custom software development firm. The firm specializes in Custom Software Development, UX/UI Design, Web Development, and Mobile App Development and has a midsize team. The firm is in Wrocław, Poland; London, England; Atlanta, Georgia and Toronto, Canada.Read More
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97$5,000+10 - 49 employeesLondon, EnglandIn London, United Kingdom, Main Menu is a software development firm. The small team offers custom software development, web development, web design, ux/ui design, and more. The agency was launched in 2009.Read More
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98$10,000+10 - 49 employeesLondon, EnglandRead More
Rudo B2B is a small web design company. The London, England-based agency was established in 2016. Their services include Web Design, Web Development, Digital Strategy, Search Engine Optimization, and more.
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Voyager World WideIndustries
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99$1,000+50 - 249 employeesLondon, EnglandSeahawk Media is a midsize web design company. Launched in 2015, the team specializes in Web Design, Web Development, Branding, Digital Strategy, and more. The firm is in Boston, Massachusetts; San Diego, California and London, England.Read More
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100$10,000+2 - 9 employeesLondon, EnglandBIGFORK is a small web design agency established in 2010. Their team provides Web Design, Web Development, Conversion Optimization, and UX/UI Design. The agency is located in Norwich, England and London, England.Read More
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NGK (Niterra UK)Industries
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101$10,000+10 - 49 employeesLondon, EnglandRead More
ICustomWeb is a website development firm founded in 2018. The company offers web development, web design, and ux/ui design and has a small team. The company is located in Bournemouth, United Kingdom.
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102Undisclosed50 - 249 employeesLondon, EnglandRead More
Eclipse is a midsize Hurley, United Kingdom-based user experience design company. They focus on ux/ui design, conversion optimization, digital strategy, e-commerce development, and more and were launched in 1995.
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103$1,000+10 - 49 employeesLondon, EnglandEcommerce Marketing company Codener is based in London, England. Established in 2020, the small team focuses on Ecommerce Marketing, Web Design, Web Development, and UX/UI Design.Read More
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Lezzat LTDIndustries
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104Undisclosed2 - 9 employeesLondon, EnglandRonins is a web design company. Founded in 2021, the small company is based in London, United Kingdom and Guildford, United Kingdom. Their team specializes in web design, ux/ui design, web development, mobile app development, and more.Read More
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105$5,000+10 - 49 employeesLondon, EnglandEpigra is a website development company. They are based in London, England and Istanbul, Türkiye and have a small team that offers Web Development, Web Design, UX/UI Design, Custom Software Development, and more. The agency was established in 2009.Read More
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Gulf InsuranceIndustries
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106$25,000+50 - 249 employeesLondon, EnglandAthlon: Global Design Company is an UX agency launched in 2009. The agency focuses on UX/UI Design, Web Design, Product Design, Web Development, and more and has a midsize team.Read More
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107$1,000+2 - 9 employeesLondon, EnglandVector, a branding company, was launched in 2019. Their small team is located in London, England. Their services include Branding, UX/UI Design, and Web Development.Read More
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108$25,000+50 - 249 employeesCobham, EnglandMobcoder is an AI company founded in 2014. Their midsize team is located in Seattle, Washington; Cobham, England; Ghaziabad, India and Burnaby, Canada. The agency specializes in Artificial Intelligence, IT staff augmentation, Custom Software Development, UX/UI Design, and more.Read More
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General millsIndustries
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109$5,000+10 - 49 employeesLondon, EnglandSaasfactor is a Dover, Delaware-based UX company. The agency provides UX/UI Design and is small.The agency was launched in 2023.Read More
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Paypal Titan Private Internet Access (PIA) VenmoIndustries
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110$5,000+2 - 9 employeesLondon, EnglandRead More
Animus Bytes is an UX design company. Founded in 2020, the team focuses on ux/ui design, custom software development, web development, and mobile app development. Their small firm is headquartered in London, United Kingdom.
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SkydrocellIndustries
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111$25,000+10 - 49 employeesLondon, EnglandRead More
Digital agency Mediablaze is based in London. Since it was founded in 2010, the agency has grown its team to 29 employees. Mediablaze specializes in content marketing, web development, mobile app development.
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SpeedoIndustries
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112$1,000+2 - 9 employeesLondon, EnglandLeojbarnett.co is an user experience design company founded in 2015. The firm specializes in ux/ui design, video production, custom software development, web development, and more and has a small team.Read More
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113$25,000+10 - 49 employeeslondon, EnglandRead More
Thought&Function is a digital agency founded in London in 2017 with no more than 10 members. They are experts in web development, mobile app development, and UX/UI design solutions for clients in the industries of financial services, education, and health care.
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DoctorLinkIndustries
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114$1,000+10 - 49 employeesLondon, EnglandCynosure Designs is a web development company in London, United Kingdom. The company specializes in web development, branding, digital strategy, social media marketing, and more and has a small team.The company was founded in 2005.Read More
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Continental Tires -
115$10,000+10 - 49 employeesLondon, EnglandRead More
CyBearSoft is a software development firm. Established in 2021, the small agency is in London, United Kingdom. Their team specializes in custom software development, web development, and mobile app development.
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116$75,000+50 - 249 employeesReigate, EnglandApplication development company Sonin App Development was launched in 2008. They are headquartered in Reigate, England; Edinburgh, Scotland and Paris, France and have a midsize team. Sonin App Development focuses on Mobile App Development, Custom Software Development, UX/UI Design, and Web Design.Read More
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Alpine Belle Hutt The British Museum CaterpillarIndustries
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117$50,000+10 - 49 employeesLondon, EnglandCustom software development firm Clock Limited was established in 1997. The agency offers Custom Software Development, Mobile App Development, UX/UI Design, and Web Development and has a small team. The agency is headquartered in Sarratt, England and London, England.Read More
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Riot Games Mythical Society Hearst International Tennis FederationIndustries
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118$5,000+2 - 9 employeesLondon, EnglandRead More
Founded in 2013, UX247 is an UX agency. The agency offers ux/ui design and has a small team. The agency is headquartered in London, United Kingdom.
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119$10,000+2 - 9 employeesLondon, EnglandWebpop Design is a web design company. Their small team is located in London, England. The firm focuses on Web Design, Web Development, and UX/UI Design.Read More
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DatameerIndustries
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120$25,000+50 - 249 employeesLondon, EnglandRead More
Located in London, England, Pocket App is a mobile app development company. Established in 2010, the midsize team offers Mobile App Development, UX/UI Design, and Web Development.
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