Top 100 Usability Testing Companies in London

User experience design company Athlon: digital brand and product is in London, United Kingdom; Brooklyn, New York; Toronto, Canada and Sofia, Bulgaria. The midsize agency was launched in 2009. Their team focuses on ux/ui design, product design, web design, web development, and more.

Codener is a software company based in London that was founded in 2016 and currently has more than 50 employees. They provide custom software, web, and e-commerce development solutions to clients ranging from startups to large companies in the fields of e-commerce, advertising, and business services.

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.

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.

High Digital Limited is a web development firm established in 2017. Their small team is located in London, United Kingdom. Their services include web development, marketing strategy, web design, ux/ui design, and more.

Rattlesnake Group is a web design company. Established in 2020, the team offers web design, marketing strategy, product design, branding, and more. Their small firm is London, United Kingdom-based.

Techanzy Limited is a small user experience agency. The London, United Kingdom-based company was founded in 2020. Their team specializes in ux/ui design, custom software development, web development, mobile app development, and 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.

Established in 2020, Ash Studio is a small UX design company. Their services include ux/ui design, product design, web design, graphic design, and more. The agency is located in Odesa, Ukraine.

Clock Limited is a digital design and build company. Founded in 1997, the company is headquartered in Kings Langley, United Kingdom. They have a team of around 35 employees who focus on custom software, web, and mobile app development.

Leojbarnett.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.

Mobile app development company Borne Digital is headquartered in London, UK. Their team of 20 employees also works from offices in Toronto, Canada and New York. Established in 2013, they provide web design, web development, UX/UI design, and branding, on top of mobile app development services. Their clients span all industries but are mostly small and mid-market businesses.

Webpop Design is a web design agency based In London. Founded in 2008, their small team is known for their UX/UI design, branding and SEO efforts as well. They work primarily with small businesses in multiple industries.

CTI Digital is a full-service digital agency from Manchester, UK with other offices in London and Stockport, UK. The agency was established in 2003 and now has a team of 68 that works on web development, e-commerce development, mobile app development, and UX/UI design.

ClerksWell is a custom software development firm. They are headquartered in London, United Kingdom and have a midsize team that focuses on custom software development, web development, IT strategy consulting, web design, and more. The firm was founded in 1996.

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.

Epigra is a digital service agency that is based in Istanbul, Turkey. Founded in 2009, Epigra's team of 15 employees works on UX/UI, web design, e-commerce development, mobile app development, and 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.

Cynosure 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.

Drewl is a website development company headquartered in London, United Kingdom. The small agency was founded in 2019. Their team focuses on web development, web design, ux/ui design, digital strategy, and more.

Founded in 2018, Uvio is an UX agency. The small team specializes in ux/ui design, web design, web development, custom software development, and more. The firm is headquartered in Concord, California and Rīga, Latvia.

SO technology is a design & technology company based in Cranfield, U.K., with an office in London. The company, founded in 2007, has a team of around ten that provides e-commerce development, web development, custom software development, digital strategy, mobile app development, UX/UI design, and web design services. SO technology serves small and mid-market companies in the e-commerce, business services, energy & natural resources, retail, and education industries.

Founded in 2016, Digital Web London is a SEO agency. Headquartered in London, United Kingdom, their small team provides search engine optimization, web design, mobile app development, and ux/ui design.

POLARIS is an SEO agency in London, England. Founded in 2009, they have about 10 employees that serve mostly small-business and midmarket clients in the business, education, and e-commerce sectors. Services include SEO, PPC, and UI/UX design.

Apptaste is a UI/UX design firm based in London. Founded in 2018, their team of 6 serves clients in the arts and education sectors. Services include screenshot design and app logo design.

Indie Ridge Limited is a small web design company located in London, United Kingdom. Established in 2016, the team specializes in web design, web development, ux/ui design, e-commerce development, and more.

Ronins 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.

Start Design is a design consultancy with offices in London, Dubai, and Manchester, England. Founded in 1996, they have 137 employees specializing in retail, digital and brand design. Working with a wide range of midmarket companies, they focus on branding, architectural innovation, and UX.

Future Platforms is a London based digital agency. Founded in 2000, Future Platforms employs a team of 39 specialists that provide e-commerce,​ ​​​​​​mobile app, and wearable app development.

Vector is a branding agency. Established in 2019, the company is based in London, United Kingdom. The small team focuses on branding, product design, and ux/ui design.