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

481

URALA International
(1 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $1,000+
- 50 - 249 employees
- London, United Kingdom
Located in Minato City, Japan, URALA Communications is a midsize public relations agency. Launched in 1980, the team specializes in public relations, marketing strategy, media planning & buying, digital strategy, and more.

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482

Full Clarity
(12 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  4.8
- Would Recommend
  5.0
- $10,000+
- 2 - 9 employees
- Farnham, United Kingdom
Full Clarity is an expert team of UX designers and developers based in Farnham, England. Founded in 2018, the company provides trusted UX/UI design, web development, and mobile app development solutions for clients across various industries, ranging from education and healthcare to financial services, and from SME to household name companies. They design digital solutions which are data driven, user informed and designed to impact business goals.

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Clients
- ITV
Industries
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483

haradigital.co.uk

(0 Reviews)

Not yet reviewed.
- $5,000+
- 2 - 9 employees
- Woodham, United Kingdom
Haradigital.co.uk is a small website development company launched in 2020. Their services include web development, e-commerce development, branding, web design, and more. The agency is in Woodham, United Kingdom.
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484

Worth Digital

(0 Reviews)

Not yet reviewed.
- $25,000+
- 50 - 249 employees
- Reading, United Kingdom
Worth Internet Systems is a custom software development firm. The midsize team is located in Reading, United Kingdom and Rijswijk, Netherlands. Their services include custom software development, ux/ui design, mobile app development, web design, and more.

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485

Nimbous

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 2 - 9 employees
- London, United Kingdom
Nimbous is an AI company established in 2018. They are based in London, United Kingdom and have a small team. Their services include Artificial Intelligence, BI & big data consulting & SI, cloud consulting & SI, custom software development, and more.
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486

VersionMaybe.

(0 Reviews)

Not yet reviewed.
- $5,000+
- 2 - 9 employees
- Warfield, United Kingdom
Mobile app development firm VersionMaybe. Was launched in 2019. The small Warfield, United Kingdom-based team offers mobile app development, web development, web design, and ux/ui design.
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487

LAB325
(5 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $5,000+
- 10 - 49 employees
- Reading, United Kingdom
Custom software development company and app development company LAB325 is headquartered in Odesa, Ukraine. The company provides custom software development and mobile app development and is small.The company was launched in 2016.

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488

Insites Digital

(0 Reviews)

Not yet reviewed.
- $10,000+
- 10 - 49 employees
- Hitchin, United Kingdom
Insites Digital is a small digital strategy company. Founded in 2014, the team specializes in digital strategy, email marketing, web design, and web development. The agency is headquartered in Hitchin, United Kingdom.
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489

AMAR Design

(0 Reviews)

Not yet reviewed.
- $5,000+
- 2 - 9 employees
- Guildford, United Kingdom
AMAR Design is an user experience company established in 2021. The small team specializes in ux/ui design, web development, branding, web design, and more. The firm is based in Guildford, United Kingdom.
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490

Lion Enterprises Ltd

(0 Reviews)

Not yet reviewed.
- $5,000+
- 2 - 9 employees
- Windsor, United Kingdom
Founded in 2010, Lion Enterprises Ltd is an e-commerce development firm. The small team provides e-commerce development, custom software development, ux/ui design, web development, and more. The firm is in Windsor, United Kingdom.

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491

Rouge Media
(5 Reviews) 5.0
- Timeliness
  4.9
- Service Excellence
  5.0
- Value
  4.9
- Would Recommend
  5.0
- $25,000+
- 10 - 49 employees
- Theale, United Kingdom
Web development company Rouge Media is located in Theale, United Kingdom. They specialize in web development, web design, and branding and were launched in 2003.

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Clients
- Premier Foods
Industries
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492

Iconify

(0 Reviews)

Not yet reviewed.
- $5,000+
- 2 - 9 employees
- London, United Kingdom
Iconify is a small London, United Kingdom-based custom software development company. Their services include custom software development, branding, IT strategy consulting, business consulting, and more.
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493

webdeveloperslab

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 2 - 9 employees
- Aylesford, United Kingdom
Website development company webdeveloperslab was established in 2021. Their small team is based in Aylesford, United Kingdom. Their services include web development, other digital marketing, and web design.
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494

Equals Collective

(0 Reviews)

Not yet reviewed.
- $5,000+
- 10 - 49 employees
- Guildford, United Kingdom
Equals Collective is an user experience design agency. Their small team is based in Guildford, United Kingdom. The firm specializes in ux/ui design, e-commerce development, IT strategy consulting, marketing strategy, and more.
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495

Profound
(6 Reviews) 4.6
- Timeliness
  4.6
- Service Excellence
  4.6
- Value
  4.1
- Would Recommend
  4.7
- $25,000+
- 10 - 49 employees
- Basingstoke, United Kingdom
Headquartered in Basingstoke, United Kingdom and Lincoln, United Kingdom, Profound is a digital strategy and user experience design agency. The small company was established in 2005. Their services include digital strategy and ux/ui design.
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496

GrowCreate
(1 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  4.0
- Would Recommend
  5.0
- $25,000+
- 10 - 49 employees
- Long Crendon, United Kingdom
GrowCreate is a Long Crendon, United Kingdom-based software development firm. The small company was established in 2012. Their team offers custom software development, web design, web development, ux/ui design, and more.

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497

Bumblebee IT Solutions Ltd

(0 Reviews)

Not yet reviewed.
- $5,000+
- 2 - 9 employees
- East Grinstead, United Kingdom
Bumblebee IT Solutions Ltd is a software development company established in 2019. They are in East Grinstead, United Kingdom and have a small team. The agency specializes in custom software development and web development.
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498

Crowers Digital
(1 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $10,000+
- 2 - 9 employees
- Guilden Morden, United Kingdom
Crowers Limited, a custom software development company, is based in Guilden Morden, United Kingdom. The company specializes in custom software development, mobile app development, web development, web design, and more and has a small team.The company was founded in 2017.

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Clients
- Xylem
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499

Off The Peg Design Ltd

(0 Reviews)

Not yet reviewed.
- $1,000+
- 2 - 9 employees
- Basildon, United Kingdom
Founded in 2000, Off The Peg Design Ltd is a web design company. Based in Basildon, United Kingdom, their small team specializes in web design, search engine optimization, and web development.
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500

FNF Group | MaccoSoft

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 10 - 49 employees
- Harlow, United Kingdom
FNF Group is a web design company. They are located in Faisalabad, Pakistan and have a small team. The agency provides web design, product design, graphic design, logo, and more.
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501

Bombinate Web Design

(0 Reviews)

Not yet reviewed.
- $1,000+
- 2 - 9 employees
- Milton Keynes, United Kingdom
Bombinate Web Design is a web design agency in Milton Keynes, United Kingdom and Ardeley, United Kingdom. They offer web design, web development, search engine optimization, and digital strategy and were launched in 2016.
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502

DabApps
(5 Reviews) 4.9
- Timeliness
  4.9
- Service Excellence
  4.9
- Value
  4.7
- Would Recommend
  5.0
- $10,000+
- 10 - 49 employees
- Brighton and Hove, United Kingdom
DabApps is a web and mobile application development agency based in Brighton, England. They were founded in 2010 and have a staff of 21 employees. They specialize in custom software, web, and mobile app development for primarily small business clients in the business services, consumer products, and education industries.

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Clients
- LOD
Industries
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503

ServeAid Software Ltd

(0 Reviews)

Not yet reviewed.
- Undisclosed
- Freelancer employees
- Frimley, United Kingdom
Headquartered in Frimley, United Kingdom, ServeAid Software Ltd is a web development firm. The small company was founded in 2023. Their services include web development, custom software development, and application testing.
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504

Propel Tech Ltd

(0 Reviews)

Not yet reviewed.
- $25,000+
- 50 - 249 employees
- Berkhamsted, United Kingdom
Pace IT Systems Ltd is a custom software development firm. Their small team is headquartered in Batley, United Kingdom and Harpenden, United Kingdom and provides custom software development, web development, e-commerce development, IT managed services, and more. The firm was launched in 2007.
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505

Brave Little Tank

(0 Reviews)

Not yet reviewed.
- $5,000+
- 2 - 9 employees
- Chatham, United Kingdom
Located in Chatham, United Kingdom, Brave Little Tank is a web design agency. The small company was established in 2013. Their team offers web design, web development, ux/ui design, digital strategy, and more.
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506

ASquared
(2 Reviews) 4.5
- Timeliness
  4.0
- Service Excellence
  4.5
- Value
  4.3
- Would Recommend
  5.0
- $25,000+
- 10 - 49 employees
- Brighton and Hove, United Kingdom
Automation Squared Ltd is an app development company based in Horsham, England, with offices in Croydon, England; Brighton, England; and Pittsburgh. The 13-person team got started in 2007 and offers mobile app development, AI development, and enterprise app modernization.

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Clients
- HCA
Industries
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507

I-Next Ltd.
(5 Reviews) 5.0
- Timeliness
  4.8
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $1,000+
- 2 - 9 employees
- Mortimer Common, United Kingdom
I-Next Ltd. is a digital firm based in Reading, England With a team of fewer than 10, they lend their expertise in web development, IT managed services, and e-commerce development to clients ranging from small and midmarket businesses, from industries such as advertising and marketing, business services, and media.

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Clients
- Edenred
Industries
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508

Bright Interactive
(3 Reviews) 4.8
- Timeliness
  4.5
- Service Excellence
  4.8
- Value
  4.3
- Would Recommend
  5.0
- $50,000+
- 10 - 49 employees
- East Sussex, United Kingdom
Bright Interactive is a software development company Based in East Sussex, United Kingdom, that was founded in 1999. Their team of 32 provides custom software development, web development, UX/UI design.

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Clients
- Flight Centre
Industries
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509

Code23

(0 Reviews)

Not yet reviewed.
- $10,000+
- 10 - 49 employees
- Reading, United Kingdom
Code23 Ltd is a small Grazeley, United Kingdom-based web design agency. They offer web design, custom software development, e-commerce development, ux/ui design, and more and were established in 2004.
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510

MAJOR Digital
(5 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  4.8
- Would Recommend
  5.0
- $5,000+
- 2 - 9 employees
- Brighton, United Kingdom
MAJOR is a small web development firm. Headquartered in Brighton, United Kingdom, the agency was founded in 2007. Their team focuses on web development, branding, web design, and custom software development.

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