Top 100 JavaScript Development Companies in the United Kingdom
The Best of December 2025Looking for a top JavaScript developer in the United Kingdom?
If you're hiring a JavaScript developer to help you build or update a website that's responsive and interactive, consider the pros and cons of JavaScript as a programming language. Advantages include its speed because it's executed on the client-side; reduction in server load; and diverse functionality. Disadvantages to consider include security such as bugs on the client-side.
To assist you in your search for a partner, we’ve compiled this list of the top JavaScript development agencies in United Kingdom. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best United Kingdom JavaScript Developers
-
451$1,000+10 - 49 employeesLondon, EnglandRead More
SOKOLDEV is a small web development firm and mobile app development firm. The Lahore, Pakistan-based company was founded in 2017. Their team provides web development and mobile app development.
Industries
-
452$5,000+10 - 49 employeesHarrow, EnglandFounded in 2018, Renav Technologies is an e-commerce development company. Their team offers E-Commerce Development and IT managed services.Read More
Industries
-
453$5,000+2 - 9 employeesLondon, EnglandRead More
Lonlogic is a web design and development company founded in 2013 and located in London. With a team of fewer than 10 employees, they offer web design, web development, SEO, digital strategy, and social media marketing services.
Industries
-
454$5,000+2 - 9 employeesNewchurch, EnglandBrightbulb is a small web development company in Newchurch, England. Their services include Web Development and Graphic Design.Read More
Industries
-
455$5,000+10 - 49 employeesLondon, EnglandPasimedia is a content marketing company. The small team is located in London, United Kingdom and Boulogne, Argentina. Their services include content marketing, search engine optimization, web design, ux/ui design, and more.Read More
Industries
-
456$5,000+10 - 49 employeesSurfleet, EnglandAtomise is a website development company founded in 2022. Their small team is in Surfleet, England and Gurugram, India. The company specializes in Web Development, API Development, cloud consulting & SI, IT staff augmentation, and more.Read More
Industries
-
457$10,000+2 - 9 employeesStevenage, EnglandWebsite development company Climbing Turn Ltd was founded in 2009. The small team focuses on Web Development and Web Design.Read More
-
458$5,000+2 - 9 employeesLondon, EnglandMOJO Consulting, a market research company, was launched in 2022. They are headquartered in London, United Kingdom and have a small team. Their services include market research, web design, web development, mobile app development, and more.Read More
Industries
-
459$1,000+10 - 49 employeesLondon, EnglandRead More
Hoxton Digital is a programming agency based in London run by a team of 4 professionals. They offer their expertise in custom software, web, and mobile app development services, as well as SEO solutions that focus on content development, link earning, and local search. They are familiar with Ruby, JavaScript, and Redux, among other programs.
Clients
BuildSG -
460$25,000+10 - 49 employeesLondon, EnglandRead More
Diadraw, a software development firm, is based in Plovdiv, Bulgaria. The company specializes in custom software development, web development, mobile app development, enterprise app modernization, and more and has a small team.The company was launched in 2012.
Industries
-
461$5,000+10 - 49 employeesHarrow, EnglandRead More
Webezy is an e-commerce development firm. Established in 2010, the team offers e-commerce development, web development, web design, ux/ui design, and more. Their small company is headquartered in Harrow, United Kingdom.
Industries
-
462$1,000+10 - 49 employeesLondon, EnglandSnooze Tech is a custom software development company. In London, England, their small team offers Custom Software Development, Web Development, IT strategy consulting, E-Commerce Development, and more. The agency was launched in 2024.Read More
-
463$1,000+2 - 9 employeesPlymouth, EnglandRead More
KGStudio is a Plymouth, United Kingdom-based web design agency. The small team focuses on web design, web development, social media marketing, and search engine optimization and was founded in 2022.
Industries
-
464$10,000+2 - 9 employeesCrawley, EnglandRead More
Founded in 2018, Cygnet Digital is an e-commerce development company. The agency focuses on e-commerce development, web development, custom software development, mobile app development, and more and has a small team.
Clients
SightsaversIndustries
-
465$10,000+2 - 9 employeesWestbury, EnglandLocated in Westbury, United Kingdom, Honeystone Consulting Ltd is a branding agency. Founded in 2003, the small team specializes in branding, search engine optimization, ux/ui design, and web development.Read More
Industries
-
466$25,000+50 - 249 employeesHorbury, EnglandApplication Management & Support company Propel Tech Ltd was launched in 2007. The agency offers Application Management & Support and Custom Software Development.Read More
Clients
Quickline Communications Limited J.C.B - J.C. Bamford Excavators Limited Allsop Property Auction Mi Hub LTDIndustries
-
467$5,000+2 - 9 employeesCheltenham, EnglandRead More
Rigorous Digital, a PPC agency, is headquartered in Cheltenham, United Kingdom. The small firm was established in 2014. Their team provides pay per click, search engine optimization, e-commerce development, conversion optimization, and more.
Industries
-
468$25,000+50 - 249 employeesOxford, EnglandOxford Computer Consultants Ltd, a custom software development company, was established in 1989. The firm offers Custom Software Development and Mobile App Development, and is midsize.Read More
Industries
-
469$1,000+2 - 9 employeesBatley, EnglandInnovapixels is a website development firm. They were launched in 2017, and their services include Web Development and E-Commerce Development.Read More
-
470$5,000+2 - 9 employeesBury St Edmunds, EnglandORBN Digital, a custom software development company, was founded in 2024. The small team specializes in Custom Software Development, Web Development, Enterprise App Modernization, and Artificial Intelligence. The company is in Bury St Edmunds, England.Read More
-
471$1,000+2 - 9 employeesBingham, EnglandCircle Software & Design is a custom software development company headquartered in Bingham, United Kingdom. The small team provides custom software development, ux/ui design, graphic design, web development, and more and was established in 2021.Read More
Industries
-
472Undisclosed10 - 49 employeesEnfield, EnglandFome is a social media marketing agency. They offer social media marketing, search engine optimization, pay per click, web design, and more and were founded in 2013. Their small team is Enfield, United Kingdom-based.Read More
-
473$10,000+2 - 9 employeesLeeds, EnglandMotion 12, a custom software development company, was launched in 2018. They are headquartered in Leeds, England and have a small team. Motion 12 focuses on Custom Software Development, UX/UI Design, and Web Development.Read More
Clients
Explora Journeys MSC Group 6Points Cycling Challenges Brass Bee -
474$10,000+10 - 49 employeesKington, EnglandSoftware development firm Starlio.tech is headquartered in Kington, England and Lviv, Ukraine. The small agency was founded in 2022. Their team specializes in Custom Software Development, Web Development, Mobile App Development, UX/UI Design, and more.Read More
Industries
-
475$5,000+10 - 49 employeesAbbott's Hill, EnglandLayers Studio Ltd, a website development firm, was established in 2016. They provides Web Development and Web Design.Read More
Clients
Allianz Bank Lv.co.uk One Utility Bill OneXpIndustries
-
476$5,000+10 - 49 employeesBristol, EnglandComputerMinds is a web development company. They are based in Bristol, England and Coventry, England and have small team. They specialize in Web Development and E-Commerce Development.Read More
Industries
-
477$5,000+2 - 9 employeesLondon, EnglandRead More
Strike UX is a design company founded in 2018 with fewer than 10 experts. They offer UX/UI design, web design, and web development solutions from their office in London. They mainly work with small and mid-market businesses.
Clients
AnthocyaneIndustries
-
478$5,000+2 - 9 employeesLondon, EnglandWaterwhip Labs is a web development firm. The team offers Web Development and Custom Software Development, and the company is in London, England.Read More
-
479$1,000+10 - 49 employeesLondon, EnglandCrisp Studio is a web development firm launched in 2008. The small team offers Web Development and Branding.Read More
Industries
-
480$5,000+2 - 9 employeesLondon, EnglandEstablished in 2021, Remote Skills is a small custom software development company. Their team provides Custom Software Development, Artificial Intelligence, Generative AI, API Development, and more. The agency is based in London, England.Read More
Industries
Get connected with a company for free
Tell us about your project, and we'll match you with vetted companies that meet your requirements.
Get connected with the right company for you
We'll do the work for you – finding and connecting you with service providers that meet your exact requirements.
Schedule ConsultationMost Reviewed JavaScript Developers in United Kingdom
Check out a JavaScript Developers in United Kingdom with the most new reviews in the past 12 months.
JavaScript Developers
United Kingdom
- 11 9 new reviews
- 12 9 new reviews
- 13 8 new reviews
- 14 8 new reviews
- 15 8 new reviews
