Top 100 JavaScript Development Companies in London

The Best of May 2024

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. Disadvantages to consider include security such as bugs on the client-side.

Jump to Most Reviewed Companies

List of the Best London JavaScript Developers

511

Bigger Picture
(6 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $10,000+
- 10 - 49 employees
- Basingstoke, United Kingdom
Founded in 2005, Bigger Picture is a web development agency that offers web development, web design, and UX/UI design services to their mid-market and small business clients. Their 50 employees are based out of offices in Katowice, Poland and Basingstoke, United Kingdom.

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Clients
- Swiftpak
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512

Bug Media

(0 Reviews)

Not yet reviewed.
- $1,000+
- 2 - 9 employees
- Southend-on-Sea, United Kingdom
Web development company Bug Media was established in 2019. The small team focuses on web development, e-commerce development, web design, and mobile app development. The firm is based in Southend-on-Sea, United Kingdom.
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513

Buffalo
(3 Reviews) 4.3
- Timeliness
  4.3
- Service Excellence
  4.3
- Value
  3.8
- Would Recommend
  4.3
- $50,000+
- 10 - 49 employees
- Brighton, United Kingdom
Buffalo is a web design and development company in Brighton, England. Founded in 2006, they have about 16 employees that serve mostly small-business and midmarket clients in the media, e-commerce, and advertising sectors. Services include web development, web design, and branding.

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Clients
- ESI
Industries
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514

Altamira.ai
(56 Reviews) 4.9
- Timeliness
  4.8
- Service Excellence
  4.9
- Value
  4.8
- Would Recommend
  5.0
- $75,000+
- 50 - 249 employees
- Steeple Claydon, United Kingdom
Altamira (formerly GBKSOFT) is a Ukraine-based web and mobile development company that specializes in UX/UI design, IT strategy consulting, web development, and mobile app development. Founded in 2011, the company delivers stable and efficient software solutions to clients looking to maximize ROI and capture consumer attention.

The Altamira team has experience in PHP, Yii2, MySQL, Postgre.sql, JSON, XML, AJAX, JavaScript, HTML, CSS, jQUERY, Angular.Js, Android SDK, iOS, Sockets.IO, and Apache. With under 250 employees, Altamira works closely with clients to produce complex web applications that accelerate sales, engage customers, and increase online traffic.

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515

VA Software Solutions ltd

(0 Reviews)

Not yet reviewed.
- $50,000+
- 10 - 49 employees
- Earley, United Kingdom
Established in 2019, VA Software Solutions ltd is a custom software development firm. The company provides custom software development, web development, enterprise app modernization, BI & big data consulting & SI, and more and has a small team.
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516

We Create Digital
(1 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $5,000+
- 2 - 9 employees
- Coggeshall, United Kingdom
We Create Digital is a web design agency. They focus on web design, web development, advertising, market research, and more and were launched in 2011. The firm is in Coggeshall, United Kingdom.

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517

Retain
(4 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $10,000+
- 2 - 9 employees
- Hove, United Kingdom
Retain is a company based in Hove, the United Kingdom with a team of less than 10. Founded in 2019, Retain lends their expertise in web development and design as well as e-commerce development for midmarket and enterprise-level businesses in the fields of e-commerce, consumer products, and business services.

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518

Hypernuvo Ltd

(0 Reviews)

Not yet reviewed.
- $10,000+
- 2 - 9 employees
- Old Warden, United Kingdom
Web design agency Fluid Studios Ltd is in Baldock , United Kingdom. The small firm was founded in 2002. Their services include web design, e-commerce development, and search engine optimization.

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519

Creative Stack Ltd
(4 Reviews) 4.9
- Timeliness
  4.6
- Service Excellence
  4.9
- Value
  5.0
- Would Recommend
  4.9
- Undisclosed
- 10 - 49 employees
- Brighton, United Kingdom
Creative Stack Ltd, a software development firm, is located in Brighton, United Kingdom. The small team offers custom software development, web development, mobile app development, e-commerce development, and more. The company was founded in 2010.

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520

Crockwell Solutions

(0 Reviews)

Not yet reviewed.
- $5,000+
- 2 - 9 employees
- Farnham, United Kingdom
Established in 2020, Crockwell Solutions is a software development company. Their small team is located in Farnham, United Kingdom. Their team focuses on custom software development, cloud consulting & SI, web development, mobile app development, and more.
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521

Mass
(3 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $1,000+
- 2 - 9 employees
- Battle, United Kingdom
Mass is a Battle, United Kingdom-based software development company. The small company was launched in 2023. Their services include custom software development and ux/ui design.
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Clients
- Lighthouse London
Industries
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522

Rubber Cheese
(2 Reviews) 4.5
- Timeliness
  4.8
- Service Excellence
  4.5
- Value
  4.5
- Would Recommend
  4.5
- $25,000+
- 2 - 9 employees
- Cambridge, United Kingdom
Founded in 2003, Rubber Cheese is a web design agency. The firm focuses on web design, web development, ux/ui design, and e-commerce development and has a small team. The firm is located in Sawbridgeworth, Essex, United Kingdom and Cambridge, United Kingdom.

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523

Freestyle Internet

(0 Reviews)

Not yet reviewed.
- $5,000+
- Freelancer employees
- Bedford, United Kingdom
Freestyle Internet is a small Bedford, United Kingdom-based web development firm. Launched in 2003, the team offers web development and search engine optimization.

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524

iDevNerds

(0 Reviews)

Not yet reviewed.
- $5,000+
- 10 - 49 employees
- Milton Keynes, United Kingdom
IT staff augmentation company iDevNerds is headquartered in Milton Keynes, United Kingdom and Lahore, Pakistan. The company provides IT staff augmentation, custom software development, ai consulting, web development, and more and is small.The company was launched in 2021.
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525

yannyWeb - Freelance Web Developer

(0 Reviews)

Not yet reviewed.
- $1,000+
- Freelancer employees
- Shenley Brook End, United Kingdom
Website development firm yannyWeb - Freelance Web Developer was launched in 2020. Their small team is based in Shenley Brook End, United Kingdom. YannyWeb - Freelance Web Developer specializes in web development and web design.
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526

PODTECH

(0 Reviews)

Not yet reviewed.
- $10,000+
- 10 - 49 employees
- Milton Keynes, United Kingdom
PodTECH is a user experience design company in Milton Keynes, United Kingdom and Gurugram, India. The small team focuses on ux/ui design, IT strategy consulting, custom software development, web development, and more and was founded in 2009.

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Clients
- Royal Bank of Scotland
Industries
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527

TECHMELON

(0 Reviews)

Not yet reviewed.
- $5,000+
- 2 - 9 employees
- Bletchley, United Kingdom
Cloud consulting & SI company TECHMELON is based in Northampton, United Kingdom. Launched in 2024, the small team offers cloud consulting & SI, web development, mobile app development, and Artificial Intelligence.
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528

Method & Class Ltd

(0 Reviews)

Not yet reviewed.
- $10,000+
- 2 - 9 employees
- Milton Keynes, United Kingdom
Method & Class Ltd, a software development company, is in Milton Keynes, United Kingdom. The small team provides custom software development, web design, web development, e-commerce development, and more and was established in 2007.
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Industries
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529

Spinbox

(0 Reviews)

Not yet reviewed.
- $10,000+
- 10 - 49 employees
- Milton Keynes, United Kingdom
Spinbox, an e-commerce development company, was launched in 2002. The small Milton Keynes, United Kingdom-based team specializes in e-commerce development, pay per click, search engine optimization, web design, and more.
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Industries
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530

Hodfords
(1 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  4.0
- Would Recommend
  5.0
- $10,000+
- 50 - 249 employees
- Brighton, United Kingdom
Hodfords 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.
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531

Visual Identity Creative Ltd

(0 Reviews)

Not yet reviewed.
- $10,000+
- 2 - 9 employees
- Wolverton, United Kingdom
Established in 1989, Visual Identity Creative Ltd is a small website development firm located in Wolverton, United Kingdom. Their services include web development, web design, branding, e-commerce development, and more.
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532

Elantratech

(0 Reviews)

Not yet reviewed.
- $1,000+
- 10 - 49 employees
- Cambridge, United Kingdom
Elantratech is a website development company. Launched in 2016, the team focuses on web development, e-commerce development, mobile app development, web design, and more. Their small company is headquartered in Lahore, Pakistan and Sharjah, United Arab Emirates.
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Industries
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533

Plus 8 Digital

(0 Reviews)

Not yet reviewed.
- $5,000+
- 2 - 9 employees
- Newhaven, United Kingdom
Plus 8 Digital is an e-commerce development firm launched in 2013. The small team focuses on e-commerce development, web design, and web development. The firm is in Newhaven, United Kingdom.

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534

Larasoft

(0 Reviews)

Not yet reviewed.
- $1,000+
- 2 - 9 employees
- Ashford, United Kingdom
Small website development firm Larasoft, is in Ashford, United Kingdom. They focus on web development and web design and were founded in 2016.
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Industries
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535

MOHARA
(4 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $10,000+
- 50 - 249 employees
- London, United Kingdom
In London, United Kingdom, MOHARA is a business consulting company. The agency provides business consulting and is midsize.The agency was established in 2016.
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536

JS Web Dev Ltd.

(0 Reviews)

Not yet reviewed.
- $1,000+
- Freelancer employees
- Earls Colne, United Kingdom
Established in 2012, JS Web Dev Ltd. Is a web development firm. They are located in Earls Colne, United Kingdom and , United Kingdom and have a small team. The agency provides web development, e-commerce development, search engine optimization, ux/ui design, and more.
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537

Orthogonality

(0 Reviews)

Not yet reviewed.
- $25,000+
- 2 - 9 employees
- Cambridge, United Kingdom
Orthogonality is a mobile app development company launched in 2017. They are located in Cambridge, United Kingdom and have a small team. Their services include mobile app development, web development, custom software development, enterprise app modernization, and more.
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538

Logicspice Consultancy Pvt Ltd.
(17 Reviews) 4.9
- Timeliness
  4.8
- Service Excellence
  4.9
- Value
  5.0
- Would Recommend
  5.0
- $5,000+
- 50 - 249 employees
- London, United Kingdom
Logicspice Consultancy is a 10+ web and mobile developer that also offers web design and app marketing. Headquartered in Jaipur, India, with offices in London and Columbus, IN, this firm has produced over 1,200 apps since 2006.

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Clients
- Gigminute
Industries
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539

Mr Digital

(0 Reviews)

Not yet reviewed.
- $1,000+
- 10 - 49 employees
- Brighton and Hove, United Kingdom
Mr Digital is a web development firm. They are in Hook, United Kingdom and have a small team. The company offers web development, content marketing, digital strategy, pay per click, and more.
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Industries
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540

Kott Software

(0 Reviews)

Not yet reviewed.
- $50,000+
- 50 - 249 employees
- Stanway,Colchester, United Kingdom
Kott Software is a software development firm. The midsize team is in Gaithersburg, Maryland; Stanway,Colchester, United Kingdom and Kakkanad, India. Their services include custom software development, web development, application management & support, mobile app development, and more.
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