Top 100 JavaScript Development Companies in London

The Best of April 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

211

7dots
(2 Reviews) 4.5
- Timeliness
  5.0
- Service Excellence
  4.5
- Value
  4.0
- Would Recommend
  4.8
- Undisclosed
- 10 - 49 employees
- Kingston Upon Thames, United Kingdom
7dots, an user experience design company, was launched in 2009. The small Kingston Upon Thames, United Kingdom-based team focuses on ux/ui design, e-commerce development, search engine optimization, web design, and more.
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212

Lab3 Apps
(6 Reviews) 4.9
- Timeliness
  4.8
- Service Excellence
  4.9
- Value
  4.9
- Would Recommend
  5.0
- $1,000+
- 2 - 9 employees
- London, United Kingdom
Lab3 Apps is a development agency founded in 2015 with no more than 10 employees. They offer mobile app development, UX/UI design, and web development solutions from their office in Christchurch, New Zealand. They primarily work with small businesses.

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Clients
- Whitebait Media
- AimHi
- New Zealand Institute of Management and Leadership
- Student Volunteer Army
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213

Furious Fox Limited
(3 Reviews) 5.0
- Timeliness
  4.8
- Service Excellence
  5.0
- Value
  4.8
- Would Recommend
  5.0
- $10,000+
- 10 - 49 employees
- London, United Kingdom
Launched in 2016, Furious Fox Limited is an app development company. Their small team is located in London, United Kingdom. Their team provides mobile app development, e-commerce development, Artificial Intelligence, custom software development, and more.

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214

Digitals OYT Ltd.
(3 Reviews) 5.0
- Timeliness
  4.8
- Service Excellence
  5.0
- Value
  4.8
- Would Recommend
  5.0
- $1,000+
- 2 - 9 employees
- London, United Kingdom
Digitals OYT Ltd., a custom software development firm, was established in 2022. They are based in London, United Kingdom and have a small team. Digitals OYT Ltd. Specializes in custom software development, IT staff augmentation, web development, web design, and more.
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215

Renav Technologies

(0 Reviews)

Not yet reviewed.
- $5,000+
- 10 - 49 employees
- Harrow, United Kingdom
Software development company and website development firm Renav Technologies is in Harrow, United Kingdom. The small team provides custom software development and web development and was founded in 2018.
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216

We Are Outliers
(4 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $25,000+
- 2 - 9 employees
- London, United Kingdom
We Are Outliers is a custom software development company. They specialize in custom software development, mobile app development, ux/ui design, web design, and more and were founded in 2021. The firm is based in London, United Kingdom.

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217

KingIT Solutions

(0 Reviews)

Not yet reviewed.
- $10,000+
- 50 - 249 employees
- London, United Kingdom
KingIT Solutions is a Warszawa, Poland-based. The firm offers and is midsize.The firm was established in 2014.
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218

Ministry

(0 Reviews)

Not yet reviewed.
- $10,000+
- 2 - 9 employees
- London, United Kingdom
Ministry Design is a branding agency. Their small team is located in London, United Kingdom. Their team offers branding, voice services, digital strategy, search engine optimization, and more.
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Clients
- Oxfam
- UNICEF
- Skadden LLP
- Dechert LLP
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219

Quarks Systems

(0 Reviews)

Not yet reviewed.
- $5,000+
- 10 - 49 employees
- London, United Kingdom
Cloud consulting & SI company Quarks systems was founded in 2013. The small team focuses on cloud consulting & SI, cybersecurity, and custom software development. The company is headquartered in Ahmedabad, India and London, United Kingdom.
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Clients
- Digivo Media
- WeeWoo
- T-Series
- ISRO
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220

Activate Media
(5 Reviews) 4.3
- Timeliness
  4.3
- Service Excellence
  4.3
- Value
  4.1
- Would Recommend
  4.8
- Undisclosed
- 10 - 49 employees
- London, United Kingdom
Activate Media is a London-based digital design and development agency. Founded in 1992, the team of 15 specializes in web development and design, UX/UI design, digital strategy, and more. They work with midmarket businesses, small businesses, and enterprises.

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Clients
- Agri-Pro Focus
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221

DevsStream
(2 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  4.8
- $1,000+
- 10 - 49 employees
- London, United Kingdom
DevsStream is a custom software development firm founded in 2020. The company specializes in custom software development, mobile app development, web development, e-commerce development, and more and has a small team. The company is headquartered in Dhaka, Bangladesh.

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222

ORIQO
(3 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- Undisclosed
- 2 - 9 employees
- London, United Kingdom
ORIQO, a marketing strategy company, is in London, United Kingdom. The small team offers marketing strategy, search engine optimization, pay per click, web development, and more and was established in 2020.

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223

Vector Software Ltd
(3 Reviews) 4.7
- Timeliness
  4.5
- Service Excellence
  4.7
- Value
  4.7
- Would Recommend
  5.0
- $50,000+
- 50 - 249 employees
- London, United Kingdom
Founded in 2006, Vector Software Ltd is an IT outsourcing company based in L'viv, Ukraine. They have more than 50 employees that specialize in application testing and development. They mostly work with mid-market and small businesses.

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Clients
- Stingray - Optical delousing solutions for fishing industry;
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224

UK Technology Hub
(3 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
UK Technology Hub is a website development company launched in 2021. The midsize London, United Kingdom-based team offers web development, mobile app development, e-commerce development, web design, and more.
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225

Incisive Edge
(2 Reviews) 4.8
- Timeliness
  5.0
- Service Excellence
  4.8
- Value
  4.8
- Would Recommend
  4.5
- $1,000+
- 10 - 49 employees
- London , United Kingdom
Incisive Edge [solutions] Limited is a web design company. They are in London , United Kingdom and have a small team that focuses on web design, search engine optimization, content marketing, conversion optimization, and more. The agency was founded in 2009.

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226

Versich
(1 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $5,000+
- 50 - 249 employees
- London, United Kingdom
Versich, a cloud consulting & SI company, is located in London, United Kingdom. The company provides cloud consulting & SI, IT staff augmentation, call center services, commercial financing, funding, & investment, and more and has a midsize team.The company was established in 2023.
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227

Wazobia Technologies
(1 Reviews) 4.5
- Timeliness
  4.0
- Service Excellence
  4.5
- Value
  4.0
- Would Recommend
  4.0
- $10,000+
- 10 - 49 employees
- London, United Kingdom
Wazobia Technologies is a small custom software development company based in London, United Kingdom. The team provides custom software development, web development, enterprise app modernization, and mobile app development.

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228

Schnell Solutions Limited
(2 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
Schnell Solutions Limited, a custom software development company, was launched in 2006. Their midsize team is based in London, United Kingdom and Chandigarh, India. Their services include custom software development, mobile app development, web development, and IT strategy consulting.

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Clients
- 3m
- DHL
- GOV.UK
- National Childrens Bureau
Industries
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229

DKC Software
(2 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $5,000+
- 2 - 9 employees
- London, United Kingdom
DKC Software is a website development firm founded in 2015. Their small team is based in Poznań, Poland and London, United Kingdom. Their services include web development, IT staff augmentation, mobile app development, and custom software development.

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230

NEUROTIC Ltd.
(4 Reviews) 4.9
- Timeliness
  4.8
- Service Excellence
  4.9
- Value
  5.0
- Would Recommend
  5.0
- $1,000+
- 10 - 49 employees
- London, United Kingdom
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.

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Clients
- BuildSG
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231

Globe Tech Soft
(2 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $1,000+
- 10 - 49 employees
- Croydon, London, United Kingdom
mYPulse Ads and Media is a media agency based in London and founded in 2020 with over 10 members. They are experts in social media marketing, email marketing, and SEO solutions for clients ranging from small firms to large companies.

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Clients
- Karur Home Textikes
- Tchoudi Clean Ltd
Industries
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232

Skillwork
(7 Reviews) 4.9
- Timeliness
  4.8
- Service Excellence
  4.9
- Value
  5.0
- Would Recommend
  5.0
- $5,000+
- 10 - 49 employees
- London, United Kingdom
Skillwork is a small software development firm. They offer custom software development, mobile app development, web development, ux/ui design, and more and were founded in 2019. The company is in London, United Kingdom and Sofia, Bulgaria.

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233

Pixelpk Technologies
(7 Reviews) 4.9
- Timeliness
  4.8
- Service Excellence
  4.9
- Value
  5.0
- Would Recommend
  5.0
- $5,000+
- 10 - 49 employees
- London, United Kingdom
Pixelpk Technologies is a custom software development company launched in 2018. The firm specializes in custom software development, mobile app development, social media marketing, search engine optimization, and more and has a small team.

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234

Codepunch Ltd
(2 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  4.8
- $10,000+
- 10 - 49 employees
- London, United Kingdom
Codepunch Ltd is a London, United Kingdom-based mobile application development firm. The small team specializes in mobile app development, web development, custom software development, web design, and more. The company was launched in 2022.

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235

Waterwhip Labs

(0 Reviews)

Not yet reviewed.
- $5,000+
- 2 - 9 employees
- London, United Kingdom
Waterwhip Labs is a web development company located in London, United Kingdom. Established in 2021, the small team offers web development, custom software development, blockchain, and search engine optimization.
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236

Webzstore Solutions
(2 Reviews) 4.8
- Timeliness
  4.8
- Service Excellence
  4.8
- Value
  5.0
- Would Recommend
  5.0
- $1,000+
- 10 - 49 employees
- Harrow, United Kingdom
Webzstore Solutions is a development and digital marketing firm located in Kolkata, India. Their services include SEO, web design, web development, and e-commerce development. Founded in 2010, They work primarily with small businesses in dental and e-commerce industries.

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237

Orber & Co.
(2 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $5,000+
- 10 - 49 employees
- London, United Kingdom
Sunicola Consolidated Ltd. is a customer acquisition consultancy based in Manchester, U.K., with an office in Harrogate, U.K. The company, founded in 2014, has a team of less than ten that provides business consulting, branding, and marketing strategy services to small and midmarket companies in the business services, customer products & services, and e-commerce industries.

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Clients
- little yorkshire studio
- Lords and Kings
- TopChores
Industries
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238

Webezy
(1 Reviews) 4.0
- Timeliness
  5.0
- Service Excellence
  4.0
- Value
  5.0
- Would Recommend
  4.5
- $5,000+
- 10 - 49 employees
- Harrow, United Kingdom
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.

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239

Reprise Digital

(0 Reviews)

Not yet reviewed.
- $25,000+
- 250 - 999 employees
- London, United Kingdom
Reprise Digital, a pay per click agency, is headquartered in Montevideo, Uruguay. They specialize in pay per click, e-commerce development, search engine optimization, and social media marketing and were launched in 2012.

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240

Lonlogic
(1 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  4.5
- $5,000+
- 2 - 9 employees
- London, United Kingdom
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.

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