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.
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List of the Best United Kingdom JavaScript Developers
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541$1,000+2 - 9 employeesLondon, EnglandBitSmiths is a web development firm based in London, England. They offer Web Development and Mobile App Development and were founded in 2018.Read More
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542Undisclosed10 - 49 employeesReading, EnglandAppformation is a small mobile app development company. They offer Mobile App Development and Web Design and were established in 2014.Read More
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543$25,000+50 - 249 employeesLondon, EnglandPocket App, a midsize mobile application development firm, is in London, England. The team offers Mobile App Development and UX/UI Design.Read More
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544$10,000+50 - 249 employeesHong Kong, Hong KongHodfords is a software development company established in 2000. Located in Hong Kong, Hong Kong; Da nang, Vietnam and Brighton, United Kingdom, their midsize team offers custom software development, web development, mobile app development, Artificial Intelligence, and more.Read More
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545$5,000+2 - 9 employeesBradford, EnglandOut of Place Studio is a branding company established in 2020. Their team offers Branding and Web Design.Read More
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546$1,000+10 - 49 employeesLondon, EnglandRead More
EastSons' Technologies is a software development firm. They are located in Noida, India; London, United Kingdom and Burnaby, Canada and have a small team that focuses on custom software development, branding, e-commerce development, mobile app development, and more. The firm was launched in 2014.
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547$10,000+2 - 9 employeesEdinburgh, ScotlandLaunched in 2011, Katana is a web development company. The small team specializes in Web Development and Mobile App Development.Read More
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548$10,000+10 - 49 employeesLondon, EnglandDiffusion Digital is a Marketing Strategy company. Established in 2014, the agency offers Marketing Strategy and E-Commerce Development.Read More
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549$5,000+50 - 249 employeesBirmingham, EnglandSoftware development firm eSquall LLC was established in 2017. The firm specializes in Custom Software Development and Web Development.Read More
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550$1,000+2 - 9 employeesLondon, EnglandWeb design company DigiBulbo is based in London, United Kingdom. The small company was established in 2022. Their team provides web design, web development, mobile app development, and application management & support.Read More
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551$10,000+10 - 49 employeesWarszawa, Poland24hour.dev, a web development firm, is in San Francisco, California and Warszawa, Poland. Founded in 2015, the team provides Web Development and Mobile App Development.Read More
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552$1,000+2 - 9 employeesLondon, EnglandBxoft is a web development firm. The London, England-based firm was launched in 2019. Their team specializes in Web Development and Web Design.Read More
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STCIndustries
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553$10,000+10 - 49 employeesLondon, EnglandWebdigi is a web development firm. They are located in London, England and have small team of experts. Their services include Web Development and UX/UI Design.Read More
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554$1,000+2 - 9 employeesMere, EnglandEstablished in 1998, NCompass Ltd is a small web development firm located in Mere, England. Their team provides Web Development and Search Engine Optimization.Read More
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555$25,000+2 - 9 employeesLondon, EnglandDigital Strategy company Polar London was founded in 2013. In London, England and London, Vietnam, the team provides Digital Strategy and Other Digital Marketing.Read More
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Littlepay CFL Fearless Union QuidIndustries
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556$5,000+2 - 9 employeesLondon, EnglandPortox is an e-commerce development firm. Established in 2020, the team specializes in e-commerce development, digital strategy, web development, mobile app development, and more. Their small company is headquartered in Porto, Portugal; Madrid, Spain and Firenze, Italy.Read More
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Unicef United Nations Samsung Porto VentureIndustries
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557$25,000+2 - 9 employeesBroadstone, EnglandWeb development company Deadly Byte Limited was launched in 2011. The firm specializes in Web Development and Custom Software Development.Read More
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558$1,000+10 - 49 employeesLondon, EnglandEstablished in 2016, roar is a PPC company. Their services include Pay Per Click and Web Design.Read More
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559Undisclosed250 - 999 employeesLeeds, EnglandAire Logic Limited is an other IT consulting and SI company. Headquartered in Leeds, England, their team offers other IT consulting and SI and IT strategy consulting.Read More
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560$25,000+10 - 49 employeesLondon, UK, EnglandSolusent is a CRM consulting and SI company founded in 2020. Their team specializes in CRM consulting and SI and Mobile App Development.Read More
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561$10,000+2 - 9 employeesGlasgow, ScotlandWeb design company A Big Egg is based in Glasgow, Scotland. Their services include Web Design and Web Development.Read More
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562$1,000+10 - 49 employeesLondon, EnglandLaunched in 2006, Design Direct UK, a small web development firm, is headquartered in London, England. Their services include Web Development and Mobile App Development.Read More
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563$1,000+2 - 9 employeesBirmingham, EnglandVioGraphs Media is a website development company. Located in Birmingham, England, the team provides Web Development and Web Design.Read More
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Daniel LemmenIndustries
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564$10,000+2 - 9 employeesWARWICK, EnglandLaunched in 2008, Edge of the Web is a web design agency. The company offers Web Design and Web Development.Read More
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565$5,000+50 - 249 employeesLondon, EnglandDigital Auxilio Technologies is a website development company. Launched in 2019, the team specializes in Web Development and Mobile App Development.Read More
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AppStoryorgIndustries
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566$1,000+10 - 49 employeesLondon, EnglandWebber 360º is a branding company in Budapest, Hungary and Wien, Austria. Their services include Branding and Market Research.Read More
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567$25,000+10 - 49 employeesLondon, EnglandUser experience design agency 100 Shapes focuses on UX/UI Design and Custom Software Development. They were founded in 2011.Read More
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568$5,000+10 - 49 employeesLeeds, EnglandReprise Remixed is a Leeds, England-based website development company. Established in 2019, the team provides Web Development and UX/UI Design.Read More
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569$1,000+10 - 49 employeesLondon, EnglandEstablished in 2020, Core Devs Ltd is a small Dubai, United Arab Emirates-based software development company. Their team provides Custom Software Development and Blockchain.Read More
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570$10,000+250 - 999 employeesLondon, EnglandIn Johannesburg, South Africa and London, England, DVT is a data analytics company. Their services include BI & big data consulting & SI and IT staff augmentation.Read More
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Nedgroup InvestmentsIndustries
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Check out a JavaScript Developers in United Kingdom with the most new reviews in the past 12 months.
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