Top 100 Usability Testing Companies in the United Kingdom
The Best of July 2026Looking for a top usability testing agency in the United Kingdom?
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 United Kingdom. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best United Kingdom Usability Testing Services
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31$10,000+50 - 249 employeesLondon, EnglandThoughtbot, a web development firm, is located in New York, New York and London, England. They focus on Web Development, Mobile App Development, UX/UI Design, cloud consulting & SI, and more and were launched in 2003.Read More
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Health Match 360Industries
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32$10,000+10 - 49 employeesBromley, EnglandGoodface agency is a custom software development firm. The small Bromley, England-based firm was launched in 2016. Their services include Custom Software Development, UX/UI Design, Artificial Intelligence, Web Design, and more.Read More
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Magnetiq Bank 365 Games Corefy KARL STORTZIndustries
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33$5,000+10 - 49 employeesEdinburgh, ScotlandLumi Design is an user experience design company established in 2020. In Edinburgh, Scotland, their small team offers UX/UI Design, Mobile App Development, Custom Software Development, Web Design, and more.Read More
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Anthemis Stackwell Ovom Care MusiversalIndustries
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34$100,000+50 - 249 employeesNewcastle upon Tyne, EnglandHedgehog lab is a midsize mobile application development firm. They specialize in Mobile App Development, Artificial Intelligence, UX/UI Design, Custom Software Development, and more and were launched in 2007. The company is headquartered in Newcastle upon Tyne, England.Read More
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Aviva AJ Bell Tesco Bank Under ArmourIndustries
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35$1,000+50 - 249 employeesLondon, EnglandDuck.Design is a midsize Product Design company. Established in 2017, the agency is based in London, England and New York, New York. Their team offers Product Design, Graphic Design, Branding, Web Design, and more.Read More
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FarsightIndustries
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36$75,000+50 - 249 employeesLondon, EnglandRead More
Web development company 10up is headquartered in Sacramento, California; Boston, Massachusetts; New York, New York and London, United Kingdom. The agency provides web development, ux/ui design, web design, digital strategy, and more and is midsize.The agency was established in 2011.
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37$5,000+10 - 49 employeesLondon, EnglandRead More
Applica is a small Mobile & App Marketing company. Established in 2021, the agency is in London, England and L'viv, Ukraine. Their services include Mobile & App Marketing, Conversion Optimization, UX/UI Design, and Mobile App Development.
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DropsIndustries
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38$5,000+10 - 49 employeesLondon, EnglandRead More
Launched in 1991, Make it Clear is a UX agency. The small London, United Kingdom-based team provides ux/ui design, marketing strategy, digital strategy, graphic design, and more.
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Cambridge University Press & AssessmentIndustries
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39$10,000+10 - 49 employeesLondon, EnglandRead More
In London, England and Odesa, Ukraine, Solar Digital is a website development firm. The firm specializes in Web Development, Web Design, UX/UI Design, Custom Software Development, and more and is small.The firm was founded in 2016.
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Stark Shipping (analytical portal of marine industryIndustries
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40$10,000+10 - 49 employeesLondon, EnglandRead More
Top Notch Dezigns® is a small web design agency. Founded in 2004, the firm is headquartered in New York, New York; Melville, New York; Los Angeles, California and London, England. Their team specializes in Web Design, Search Engine Optimization, Pay Per Click, Web Development, and more.
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Home Depot Meadowbrook Financial Mortgage Bankers Long Island University Student Nursing Association (SNA) CassoneIndustries
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41$25,000+10 - 49 employeesLondon, EnglandRead More
Founded in 2017, LoveGunn is a London-based branding and design firm. Their team of fewer than 10 serves small to midmarket businesses across a range of industries. Services include branding as well as web, UX/UI, and graphic design.
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Chelsea Football ClubIndustries
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42$5,000+10 - 49 employeesWarrington, EnglandRead More
Atomic Digital Marketing / Atomic Digital Labs, a SEO company, is headquartered in Warrington, England; Southampton, England; Edinburgh, Scotland and Cardiff, Wales. Launched in 2018, the small team focuses on Search Engine Optimization, Pay Per Click, UX/UI Design, Web Development, and more.
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RocambolesqueIndustries
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43$10,000+50 - 249 employeesLondon, EnglandRhapsody is a midsize London, England-based Digital Strategy company. They provide Digital Strategy, Web Design, Branding, E-Commerce Development, and more and were launched in 1980.Read More
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SpotifyIndustries
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44$25,000+10 - 49 employeesLondon, EnglandSuperco is an e-commerce development company established in 2019. Their small team is located in London, England and New York, New York. The agency provides E-Commerce Development and UX/UI Design.Read More
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Represent ClothingIndustries
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45$50,000+10 - 49 employeesLondon, EnglandBoldheart, a mobile application development firm, was founded in 2020. The agency specializes in Mobile App Development, Custom Software Development, UX/UI Design, IT strategy consulting, and more and has a small team. The agency is in Berlin, Germany; München, Germany; Zürich, Switzerland and Wien, Austria.Read More
Clients
ValoraIndustries
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46$1,000+50 - 249 employeesLondon, EnglandTenet - UI UX Design Agency | Experience Design is an UX design company. The midsize دبي, United Arab Emirates-based team provides UX/UI Design, Web Design, Custom Software Development, Web Development, and more. The firm was launched in 2019.Read More
Clients
Mercedes Gartner G42 Group BalsanIndustries
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47$10,000+10 - 49 employeesLondon, EnglandFounded in 2018, Hiyield is a web design agency. Their small team is headquartered in London, England; Truro, England and Bristol, England. Their team offers Web Design, UX/UI Design, Custom Software Development, Web Development, and more.Read More
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48$10,000+2 - 9 employeesLondon, EnglandUniko Studio, a branding agency, was launched in 2022. The company provides branding, web design, ux/ui design, logo, and more and has a small team. The company is based in London, United Kingdom and دبي, United Arab Emirates.Read More
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49$10,000+50 - 249 employeesKingston upon Thames, EnglandRead More
Founded in 2019, Uinno is an artificial intelligence firm. The midsize team specializes in Artificial Intelligence, Custom Software Development, Low/No Code Development, UX/UI Design, and more. The company is based in L'viv, Ukraine; Tallinn, Estonia; Kingston upon Thames, England and Zaporizhzhia, Ukraine.
Clients
OnlyFansIndustries
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50$10,000+10 - 49 employeesLondon, EnglandRead More
TopDevs is a small website development company located in London, England and Burnaby, Canada. Launched in 2009, the team specializes in Web Development, Mobile App Development, and UX/UI Design.
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SolocatorIndustries
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51$10,000+10 - 49 employeesLondon, EnglandRead More
Plug & Play is a UX/UI agency based in London and Surrey. Founded in 2007, they are specialists in user experience and user interface design for software, websites and custom applications. They also have a front-end development service to support clients with the design implementation. Plug & Play work across a number of sectors with their clients ranging from funded startups to large corporations such as Legal & General.
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WWF Powerleague Give A Grad A Go RSL AwardsIndustries
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52$25,000+10 - 49 employeesLondon, EnglandWe Are Kitty is a web design agency. Launched in 2017, the company is in London, England and Cape Town, South Africa. The small team provides Web Design, UX/UI Design, Web Development, E-Commerce Development, and more.Read More
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53$50,000+50 - 249 employeesLondon, EnglandSoftware development firm Supercharge was established in 2010. They are headquartered in London, England; London, England; Amsterdam, Netherlands and Wien, Austria and have a midsize team. Their services include Custom Software Development, Mobile App Development, AI Agents, Digital Strategy, and more.Read More
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54$25,000+2 - 9 employeesLondon, EnglandRead More
Super User Studio is a design consultancy headquartered in London, with an office in Bath, United Kingdom. Since 2008, their small team of 9 has been specializing in UX/UI design for mainly enterprise-level clients. They primarily serve clients in the business services and financial services industries.
Clients
AMT Sybex (Capita)Industries
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55$10,000+10 - 49 employeesLondon, EnglandRead More
CodeLeap is a London, United Kingdom-based application development firm. The small team specializes in mobile app development, web development, Artificial Intelligence, AR/VR development, and more. The company was founded in 2019.
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56$5,000+50 - 249 employeesWinchester, EnglandLaunched in 2017, NERDZ LAB is an application development firm. In L'viv, Ukraine; Tallinn, Estonia and Winchester, England, their midsize team specializes in Mobile App Development, Web Development, Artificial Intelligence, and UX/UI Design.Read More
Clients
Reebok Fitness Patient Perfect Rosecut TriCanIndustries
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57$10,000+10 - 49 employeesLondon, EnglandEqual is a São Domingos de Rana, Portugal-based UX agency. The small team focuses on UX/UI Design, Product Design, Custom Software Development, Web Design, and more and was established in 2019.Read More
Clients
Management systems for Hospitality Management systems for Construction Management systems for Logistics Management systems for Energy & UtilityIndustries
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58$10,000+10 - 49 employeesBristol, EnglandFounded in 1998, Mentor Digital is a small web development firm. Their team specializes in Web Development, Web Design, Branding, Search Engine Optimization, and more. The company is based in Bristol, England and London, England.Read More
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Tree AidIndustries
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59$25,000+10 - 49 employeesLondon, EnglandTogether is a branding company launched in 2018. The small team specializes in Branding, UX/UI Design, Product Design, Web Development, and more. The agency is located in London, England; New York, New York and San Francisco, California.Read More
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UnitIndustries
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60$50,000+50 - 249 employeesNottingham, EnglandApp development company Atomic is in Nottingham, England; Shoreditch, England and Newport Pagnell, England. The midsize company was established in 1999. Their team specializes in Mobile App Development, Web Development, UX/UI Design, and Digital Strategy.Read More
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VodafoneIndustries
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