Top 100 JavaScript Development Companies in London

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Top 100 JavaScript Development Companies in London

February 2023

Looking for a top JavaScript developer in London?

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. 

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List of the Best London JavaScript Developers

  • 271
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • Freelancer employees
    • London, United Kingdom

    Established in 2020, LK agency is a small web design agency located in London, United Kingdom. Their services include web design, video production, web development, and mobile app development.

    Notable Project

    LK Agency has designed and developed a website for a mineral exploration company. They have held meetings, run SEO, produced a video, designed the interface, and continued to provide support.

    "We feel that LK Agency can be trusted to deliver the outcomes we set out."

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  • 272
    • $5,000+
    • 10 - 49 employees
    • London, United Kingdom
    ESoft Response is a software development firm. They specialize in custom software development, web development, mobile app development, application management & support, and more and were established in 2014. Their small team is London, United Kingdom-based.

    Industries

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  • 273
    • $10,000+
    • 50 - 249 employees
    • London, United Kingdom
    Crypto Developers is a London, United Kingdom-based blockchain company. The midsize company was established in 2022. Their services include blockchain, web design, custom software development, web development, and more.
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  • 274
    • Undisclosed
    • 2 - 9 employees
    • London, United Kingdom

    Digitransformer Ltd is a London, United Kingdom-based mobile app development firm. They provide mobile app development, pay per click, e-commerce development, social media marketing, and more and were founded in 2020.

    Industries

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  • 275
    • $1,000+
    • 10 - 49 employees
    • Stanmore, United Kingdom

    SEO services firm LogicallyE is located in Ahmedabad, India. Established in 2019, the small team provides search engine optimization, web design, IT strategy consulting, mobile app development, and more.

    Industries

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  • 276
    • $5,000+
    • 10 - 49 employees
    • London, United Kingdom
    Madhuma Corporation Limited, an IT staff augmentation company, was established in 2020. They are based in London, United Kingdom and have a small team. Their services include IT staff augmentation, custom software development, web development, e-commerce development, and more.

    Industries

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  • 277
    • $10,000+
    • 10 - 49 employees
    • Hounslow, United Kingdom
    Kualitysoft is an application testing company. The small Gujranwala, Pakistan-based agency was launched in 2017. Their services include application testing and web development.

    Industries

    Notable Project

    KualitySoft. used Bootstrap, HTML 5, Vue.js, Laravel, Ajax, jQuery, and MySQL to help a safety deposit facility manage internal business operations.

    "We like their quick adaptation of requirements and their well-presented app."

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  • 278
    • $1,000+
    • 2 - 9 employees
    • London, United Kingdom
    William Digital is a small website development company. Launched in 2014, the firm is based in London, United Kingdom. Their services include web development, web design, ux/ui design, e-commerce development, and more.

    Industries

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  • 279
    • $1,000+
    • 2 - 9 employees
    • Kingston upon Thames, United Kingdom
    SmartFox Web Agency is a small web design company. They specialize in web design, web development, search engine optimization, and logo and were founded in 2018.
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  • 280
    • $1,000+
    • 2 - 9 employees
    • London, United Kingdom
    Tuned IT is an IT managed services company launched in 2019. They are based in London, United Kingdom and have a small team. The agency provides IT managed services, IT strategy consulting, cloud consulting & SI, CRM consulting and SI, and more.
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  • 281
    • $1,000+
    • 50 - 249 employees
    • London, United Kingdom
    KADENCE TECH is a software development company. They are located in London, United Kingdom and have a midsize team. Their team specializes in custom software development, web development, mobile app development, cloud consulting & SI, and more.
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  • 282
    • Undisclosed
    • 10 - 49 employees
    • London, United Kingdom
    Resalt is a web design company. They are based in London, United Kingdom and have a small team. Their services include web design, ux/ui design, product design, graphic design, and more.

    Industries

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  • 283
    • $10,000+
    • 2 - 9 employees
    • London, United Kingdom
    Akoom Tech is a software development firm in London, United Kingdom. Founded in 2020, the small team focuses on custom software development, web development, e-commerce development, and mobile app development.

    Industries

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  • 284
    • $1,000+
    • 50 - 249 employees
    • London, United Kingdom
    The Vector Code is a website development company. They offer web development, branding, digital strategy, graphic design, and more and were established in 2019. Their midsize team is Dubai, United Arab Emirates-based.
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  • 285
    • $1,000+
    • 2 - 9 employees
    • London, United Kingdom
    Inventively Ltd is a small mobile app development firm. Launched in 2020, the company is headquartered in London, United Kingdom and Kraków, Poland. Their team offers mobile app development and web development.

    Industries

    Notable Project

    Picking up from a previous vendor, Inventively Ltd is developing and implementing new features for a learning platform's app. The technologies they use include React Native, MongoDB, and Firebase.

    "The quality of their work is high, and they are always willing to go above and beyond for us."

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  • 286
    • $5,000+
    • Freelancer employees
    • London, United Kingdom
    Third Pig Software, a small custom software development company, is headquartered in London, United Kingdom. Founded in 2021, the team offers custom software development, web development, mobile app development, application testing, and more.

    Notable Project

    Third Pig Software has developed a cross-platform mobile app with various integrations to find, schedule, and organize events for a marketing agency. Now, they’ll help develop the web version of the app.

    “They fit seamlessly into our project, and they’re very approachable and extremely knowledgeable.”

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  • 287
    • $1,000+
    • 2 - 9 employees
    • London, United Kingdom
    Established in 2021, Digitaal Agency is a web design agency. They are headquartered in London, United Kingdom and have a small team. The company provides web design, web development, mobile app development, social media marketing, and more.

    Industries

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  • 288
    • Undisclosed
    • 10 - 49 employees
    • London, United Kingdom
    Hawketing is a small e-commerce development company headquartered in London, United Kingdom. Their services include e-commerce development, branding, mobile app development, web development, and more.

    Industries

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  • 289
    • $5,000+
    • 10 - 49 employees
    • London, United Kingdom
    Launched in 2022, Techpax is a SEO services firm. They are located in London, United Kingdom and have a small team. Their services include search engine optimization, mobile app development, custom software development, and web development.
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  • 290
    • $10,000+
    • 2 - 9 employees
    • London, United Kingdom

    Launched in 2021, BOET is an artificial intelligence development company. The firm provides Artificial Intelligence, blockchain, custom software development, web development, and more and has a small team.

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  • 291
    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom
    Founded in 2014, Brains Hub Ltd is a small other digital marketing company. Their team offers other digital marketing, ecommerce marketing, social media marketing, web design, and more. The agency is based in London, United Kingdom.
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  • 292
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 50 - 249 employees
    • Hemel Hempstead, United Kingdom

    Nickelfox is a user experience company based in Noida, India. Founded in 2015, their team of 51 employees provides mobile app development, UX design, and e-commerce development services.

    Clients

    • General Electric Aviation The New York Times Generali General Insurance Lily AI: See your customers as they see themselves ScopeWorker: Procure-Manage-Pay of field services between buyer
    • supplier and worker. Inito App: Know your most fertile days to get pregnant MyGov App Kora Pay App: Simplified payments for smarter businesses

    Industries

    Notable Project

    Nickelfox developed a SaaS issue reporting and tracking tool for an IT consulting company. The platform also allowed technicians, managers, and other staff members to develop a mobile app.

    "Nickelfox is very cooperative and always ready to listen to our concerns."

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  • 293
    • $10,000+
    • 10 - 49 employees
    • London, United Kingdom
    Softexpoit Pvt. Limited, a mobile application development company, was founded in 2021. The small London, United Kingdom-based team specializes in mobile app development, custom software development, other application development, application management & support, and more.

    Industries

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  • 294
    • Undisclosed
    • 2 - 9 employees
    • South Croydon, United Kingdom
    Established in 2022, Oasis Private Limted is a custom software development firm. The company provides custom software development, BI & big data consulting & SI, cloud consulting & SI, web development, and more and has a small team. The company is located in South Croydon, United Kingdom.
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  • 295
    • $1,000+
    • 2 - 9 employees
    • Morden, United Kingdom
    Buglelab, a web design company, is based in. The small team provides web design, web development, and search engine optimization. The firm was founded in 2017.
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  • 296
    • $1,000+
    • 2 - 9 employees
    • London, United Kingdom
    Software development firm DooApp Ltd is based in London, United Kingdom. The agency specializes in custom software development, enterprise app modernization, corporate photography, application management & support, and more and is small.The agency was established in 2020.
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  • 297
    • $1,000+
    • 2 - 9 employees
    • London, United Kingdom
    EbizPro LTD is a small software development company. Launched in 2021, the team focuses on custom software development, conversion optimization, digital strategy, e-commerce development, and more. The company is in London, United Kingdom.

    Industries

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  • 298
    • $5,000+
    • 2 - 9 employees
    • London, United Kingdom
    Entrenovu is a custom software development company. They offer custom software development, cybersecurity, web development, mobile app development, and more and were founded in 2022. The company is headquartered in London, United Kingdom.
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  • 299
    • $1,000+
    • 2 - 9 employees
    • London, United Kingdom
    Software development company DIS Solutions Limited is headquartered in London, United Kingdom. The small team offers custom software development, enterprise app modernization, ECM consulting and SI, web development, and more and was founded in 2020.
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  • 300
    • $1,000+
    • 2 - 9 employees
    • London, United Kingdom
    Nexteam Ltd, a application management & support company, was launched in 2018. In London, United Kingdom, their small team focuses on application management & support, custom software development, web development, mobile app development, and more.

    Industries

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