Top 100 JavaScript Development Companies in London

The Best of September 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

Zenibyte Creative Ltd
(4 Reviews) 4.9
- Timeliness
  4.6
- Service Excellence
  4.9
- Value
  4.9
- Would Recommend
  4.8
- $1,000+
- 10 - 49 employees
- London, England
Zenibyte Creative Ltd is a small London, United Kingdom-based e-commerce development firm. The team specializes in e-commerce development, mobile app development, web development, web design, and more.

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212

SYSVIT
(1 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $5,000+
- 2 - 9 employees
- London, England
AI firm SYSVIT was established in 2023. They are located in London, United Kingdom and have a small team. SYSVIT focuses on Artificial Intelligence, custom software development, web development, and microservices architecture services.
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213

Wolftech Studio
(2 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $1,000+
- 2 - 9 employees
- London, England
Wolftech Studio is a London, United Kingdom-based web design agency. The small team focuses on web design, graphic design, and web development. The company was established in 2021.

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214

Moonshot Partners
(5 Reviews) 4.8
- Timeliness
  4.8
- Service Excellence
  4.8
- Value
  4.8
- Would Recommend
  4.8
- $10,000+
- 50 - 249 employees
- London, England
Launched in 2020, Moonshot Partners is a IT strategy consulting company. The midsize team offers IT strategy consulting, custom software development, web development, mobile app development, and more. The agency is headquartered in London, United Kingdom.
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215

Enormac Digital Marketing
(1 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $5,000+
- 10 - 49 employees
- London, England
Enormac Digital Marketing is a web design company. They specialize in web design, web development, e-commerce development, IT managed services, and more and were founded in 2010. Their small team is based in Makati, Philippines.
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216

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, England
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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217

Made by ON

(0 Reviews)

Not yet reviewed.
- $50,000+
- 10 - 49 employees
- London, England
Branding firm Made by ON is headquartered in London, United Kingdom. The small company was founded in 2011. Their team focuses on branding, web design, and graphic design.
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Clients
- Airbnb
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218

Dashdevs
(7 Reviews) 4.9
- Timeliness
  4.9
- Service Excellence
  4.9
- Value
  4.9
- Would Recommend
  4.9
- $1,000+
- 50 - 249 employees
- London, England
dashdevs is a custom web and mobile app development firm based in Wilmington, Del. Founded in 2010, their team of 200 serves clients in the IT, business services, and financial services sectors. Services include Swift, JavaScript, and Java development.

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Clients
- Fitgrid
Industries
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219

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, England
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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220

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, England
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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221

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, England
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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222

Founder and Lightning
(2 Reviews) 4.5
- Timeliness
  4.8
- Service Excellence
  4.5
- Value
  4.5
- Would Recommend
  4.5
- $25,000+
- 50 - 249 employees
- London, England
Ucreate is a midsize mobile application development company. The London, United Kingdom-based agency was founded in 2015. Their services include mobile app development, web development, custom software development, ux/ui design, and more.
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223

Allmatics
(5 Reviews) 5.0
- Timeliness
  4.8
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $10,000+
- 10 - 49 employees
- London, England
Allmatics is a software development company headquartered in Kyiv, Ukraine. They were founded in 2018 and have about 3 teammates. They focus on custom software, web, and mobile app development projects for small businesses and midmarket firms in the healthcare and medical, business services, and e-commerce industries.

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224

ESOLS
(2 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $1,000+
- 50 - 249 employees
- London,, England
ESOLS is an other digital marketing company. The midsize Mirpur, Pakistan-based company was established in 2010. Their services include other digital marketing, pay per click, social media marketing, content marketing, and more.
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225

Multivitamin Studio

(0 Reviews)

Not yet reviewed.
- $10,000+
- 10 - 49 employees
- Westminster , England
Small digital strategy company Vitamin London, is based in Westminster , United Kingdom. Established in 2011, the team offers digital strategy, custom software development, branding, e-commerce development, and more.

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Clients
- The Racing Manager
Industries
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226

Under2
(1 Reviews) 4.0
- Timeliness
  4.0
- Service Excellence
  4.0
- Value
  4.0
- Would Recommend
  5.0
- $10,000+
- 2 - 9 employees
- London, England
Under2 is a web agency based in London with more than two employees. They have provided web design, web development, and conversion optimization solutions since their founding in 2018. They work primarily with clients in the field of financial services.

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Clients
- Mambu
Industries
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227

INSCAPERS Pvt Ltd
(3 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $1,000+
- 50 - 249 employees
- London, England
SEO services firm INSCAPERS Pvt Ltd was founded in 2022. Headquartered in London, United Kingdom, their midsize team specializes in search engine optimization, web design, ux/ui design, graphic design, and more.
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228

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, England
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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229

Blue Horn Technologies

(0 Reviews)

Not yet reviewed.
- $10,000+
- 10 - 49 employees
- London, England
Blue Horn Technologies is a web development firm based in London, United Kingdom. The company specializes in web development, mobile app development, social media marketing, search engine optimization, and more and has a small team.The company was launched in 2005.
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230

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, England
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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231

heyWebTeam
(1 Reviews) 5.0
- Timeliness
  4.5
- Service Excellence
  5.0
- Value
  4.0
- Would Recommend
  5.0
- $1,000+
- 2 - 9 employees
- London, England
MackoLabs | WeCreateYourSite is a website development firm. The London, United Kingdom-based company was launched in 2021. The small team provides web development, web design, search engine optimization, e-commerce development, and more.
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232

Findigo
(6 Reviews) 5.0
- Timeliness
  4.9
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $5,000+
- 10 - 49 employees
- London, England
Findigo is a small IT staff augmentation company located in Warszawa, Poland. Launched in 2023, the team offers IT staff augmentation, web development, mobile app development, ux/ui design, and more.
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233

Quarks Systems

(0 Reviews)

Not yet reviewed.
- $5,000+
- 10 - 49 employees
- London, England
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
Industries
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234

Quorum IO Ltd
(2 Reviews) 5.0
- Timeliness
  4.8
- Service Excellence
  5.0
- Value
  4.8
- Would Recommend
  5.0
- $25,000+
- 10 - 49 employees
- London, England
AK Full Auto is a software company based in London with more than 10 employees. They have offered web development, mobile app development, and web design solutions since their founding in 2018. They mainly work with small and mid-market firms.

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Clients
- Appeaser
Industries
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235

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, England
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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236

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 , England
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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237

Web Buds
(2 Reviews) 5.0
- Timeliness
  4.8
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $5,000+
- 10 - 49 employees
- London, England
Web Buds is a web design agency based in London. The agency, founded in 2016, has a team of less than ten that provides SEO, web design & development, digital strategy, UX/UI design, e-commerce development, social media marketing, and graphic design services to small companies.

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Clients
- Byron Burgers
Industries
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238

árda.works
(1 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $25,000+
- 10 - 49 employees
- London, England
Founded in 2018, árda.works is a development company based in London, U.K. They work primarily with companies in the financial services and e-commerce industries.

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Clients
- Bombadu
Industries
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239

Renav Technologies

(0 Reviews)

Not yet reviewed.
- $5,000+
- 10 - 49 employees
- Harrow, England
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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240

Ministry

(0 Reviews)

Not yet reviewed.
- $10,000+
- 2 - 9 employees
- London, England
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
Industries
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