Top Javascript Development Companies in Western Europe 2026 Rankings & 5,232 Client Reviews for 489 Service Providers

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Featured Javascript Development Companies
List of the Best Companies for Javascript Development in Western Europe
Javascript Development Company Alternatives in Western Europe

We have a list of 489 JavaScript development companies in Western Europe. This list contains matching case studies and references, 5,232 customer reviews, hourly rates, team size and much more. Use the appropriate filter options to find the best Javascript Development Company for your business requirements.

Featured Javascript Development Companies

Vention
4.9
107 reviews
AWARD WINNER TOP RATED
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Your project, our commitment Vention is a global software development company headquartered in New York, with European hubs in Berlin and Vienna. For over 20 years, Vention has helped startups, established enterprises, and industry innovators develop custom, scalable software solutions. With a network of more than 3,000 highly qualified technology experts, the company delivers solutions customers around the world ca... Read More
1,001-5,000
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Chudovo OÜ
4.9
78 reviews
AWARD WINNER TOP RATED
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Implementation of complex systems Chudovo is a custom software development company, focused on complex systems implementation. Customers rely on our expertise, appreciate transparency in time, budget, visibility of work progress, and our assistance in achieving their business objectives with high-quality solutions. Our teams follow best development practices and methodologies and apply their experience in such industries as hea... Read More
51-200
> €10,000
€25 - €49
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freshcells systems engineering GmbH
5.0
11 reviews
AWARD WINNER TOP RATED
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Company description: Not available Read More
11-50
> €50,000
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List of the Best Companies for JavaScript Development in Western Europe

IBM iX
4.6
82 reviews
TOP RATED
Expertise
Focus Areas
JavaScript C Sharp (C#) AJAX PHP MS SQL Java TypeScript
1,001-5,000
> €50,000
€100 - €149
Location: Berlin, Germany + 2
We are IBM iX, the experience agency of IBM Consulting. A new kind of agency, accelerated by a century of human-centered technology expertise.At IBM iX, we believe that "good experience is good business." That's why we prioritize human experiences in everything we do. We help create a sustainable... Read More
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EPATOA
4.7
125 reviews
TOP RATED
Expertise
Focus Areas
JavaScript XML
11-50
> €10,000
€100 - €149
Location: Dijon, France
Think Web, Love Web, Work Web Based in Dijon, Akyos Communication has spent 15 years building web projects and driving digital growth. Our edge lies in clear guidance and a straightforward, transparent way of working. Twenty-three people make up the team, all located in Dijon, and their skills are spread across our core field... Read More
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Mooi Online
4.8
128 reviews
TOP RATED
Expertise
Focus Areas
JavaScript AJAX PHP
11-50
> €10,000
€100 - €149
Location: Hengelo, Netherlands
More leads and revenue through web and marketing Mooi Online creates conversion-driven websites and marketing programs designed to scale. By aligning strategy, design, and performance data, we help ambitious SMB brands generate more qualified leads, reduce customer-acquisition spend, and achieve steady, forecastable revenue growth. Read More
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Venius B.V.
4.3
33 reviews
Expertise
Focus Areas
JavaScript TypeScript
1
> €10,000
€150 - €199
Location: Bergen op Zoom, Netherlands
AI-Powered CRM & Business Automation Venius is a business automation agency that helps growing companies eliminate operational chaos by replacing disconnected tools with one centralized system. We specialize in designing and developing custom CRM systems, ERP solutions, and AI-driven workflow automation for small and medium-sized bu... Read More
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Website
4gency
5.0
37 reviews
TOP RATED
Expertise
Focus Areas
JavaScript PHP TypeScript
1
> €1,000
€50 - €74
Location: Beauvais, France
Creative web development agency in Beauvais 🚀 4gency is a creative digital studio based in Beauvais, backed by 15 years of hands-on experience in the online world. We design and build tailored digital products, including websites, online stores, mobile applications, and UI/UX interfaces. ✨ What we do: • End-to-end web and mobile developm... Read More
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Yield Studio
4.4
13 reviews
Expertise
Focus Areas
JavaScript Swift Go Node.js Kotlin TypeScript SQL REST API
51-200
> €10,000
€100 - €149
Location: France + 1
Web & mobile development agency Yield Studio is a digital product partner for web and mobile, helping startups and companies turn business concepts into polished products built to a high technical standard and designed to create real impact. Read More
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Theodo
4.7
21 reviews
TOP RATED
Expertise
Focus Areas
JavaScript TypeScript
11-50
> €50,000
€25 - €49
Location: London, UK + 1
Build successful software in weeks, not months. Based in Soho Square, London, with additional offices in Paris and New York, our 45-plus-strong team brings together agile specialists in web, mobile, and software development. We work side by side on the same board to solve the business challenges that matter most to you. Over the past decade,... Read More
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IZZY Agency
4.7
124 reviews
TOP RATED
Expertise
Focus Areas
JavaScript Swift PHP
11-50
> €100,000
€75 - €99
Location: Sérent, France
Make it IZZY At IZZY Agency, we’re proud of the expert team behind our work, each person focused on building memorable digital experiences. From Drupal and WordPress to Magento and modern front-end technologies, we combine fresh ideas with efficient delivery on every assignment. What Makes Us Different: Deep... Read More
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LBR media
5.0
16 reviews
TOP RATED
Expertise
Focus Areas
JavaScript PHP Java
2-10
Location: Eging am See, Germany
Advertising agency from Eging am See. Layouts and designs for print products and websites, social media and marketing. Read More
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Hirsch & Wölfl GmbH
4.5
30 reviews
TOP RATED
Expertise
Focus Areas
JavaScript PHP MS SQL Java
11-50
Location: Vellberg, Germany
Hirsch & Wölfl GmbH is THE owner-managed media agency in tranquil Vellberg in the Schwäbisch Hall district. We are the Medienwerk Vellberg. We offer consulting, conception, web design and are your partner for the realization of customized web presences. Read More
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Your Next Agency
5.0
6 reviews
TOP RATED
Expertise
Focus Areas
JavaScript
11-50
> €1,000
€50 - €74
Location: Amsterdam, Netherlands
Websites, mobile apps and business software. We turn real business hurdles into high-impact web and mobile experiences., Digital Design: Create standout brands and refine the way people interact with your digital interfaces., Branding: Build a distinctive identity that mirrors the core of your business., Web applications: Deliver solutio... Read More
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BRUMAIRE
4.3
187 reviews
Expertise
Focus Areas
JavaScript Python PHP Java
11-50
> €1,000
Location: Vincennes, France
Your dedicated technical team for your crypto/NFT Need support with smart contracts, Discord bot work, or website security? We handle it all for you. Reach out and let’s discuss your project. Read More
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Brightness Group
4.9
73 reviews
TOP RATED
Expertise
Focus Areas
JavaScript PHP
11-50
> €1,000
€25 - €49
Location: Hoofddorp, Netherlands + 1
BUILD YOUR WEBSITE APPLICATION WITH PROFESSIONALS Backed by over two decades of experience and a team of 50+ specialists across the Netherlands and India, we build digital products that fit your goals—ranging from websites and webshops to full-fledged applications. Whatever you want to achieve online, we’ll help make it happen. Read More
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Kernix
4.9
17 reviews
TOP RATED
Expertise
Focus Areas
JavaScript Redux AJAX Python PHP SQL
11-50
> €50,000
€25 - €49
Location: Paris, France
French team design web and data solutions for you Kernix is a self-governing firm focused on data integration plus web and mobile ©. Kernix delivers bespoke solutions and stays with clients from the first idea to the final rollout: strategy & design; interface & usability; development & hosting. Read More
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AquilApp
5.0
13 reviews
TOP RATED
Expertise
Focus Areas
JavaScript jQuery C Sharp (C#) SQL
2-10
> €10,000
€25 - €49
Location: Saint-Herblain, France
Software devlopment AquilApp is a France-based custom software and mobile app development company in Nantes. AquilApp helps businesses grow with automated solutions designed to make employees’ work easier. Read More
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Esilab
5.0
9 reviews
TOP RATED
Expertise
Focus Areas
JavaScript
2-10
> €25,000
€75 - €99
Location: Oberhausbergen, France
Creative & Digital Agency from Strasbourg, France An independent creative and digital studio based in Strasbourg, France, focused on UX/UI design, WordPress, and building custom websites that are fast, effective, and environmentally conscious. Since 2012, our Strasbourg web studio has been shaping user experiences and developing websites. With... Read More
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Qbus Internetagentur GmbH
4.8
15 reviews
TOP RATED
Expertise
Focus Areas
JavaScript PHP Java
2-10
Location: Rostock, Germany
QBUS is design agency & internet agency from Rostock. ✓ Logo, ✓ Corporate Design, ✓ Web Design, ✓ Web Development, ✓ TYPO3, ✓ Contao, ✓ Web App, ✓ Mobile App Read More
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Kodkodkod
5.0
33 reviews
TOP RATED
Expertise
Focus Areas
JavaScript Swift Go Node.js PHP React
11-50
> €1,000
€50 - €74
Location: Lyon, France + 1
Skilled developers for your next web project Kodkodkod is a digital product studio built by independent developers. We focus on websites, apps, online stores, and blockchain solutions. Every person on the team brings the same level of energy and attention to each assignment, because your growth matters to us. We keep it honest: we do not se... Read More
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Actency
4.9
19 reviews
TOP RATED
Expertise
Focus Areas
JavaScript Swift C Sharp (C#) XML Python PHP Java TypeScript
51-200
> €1,000
€25 - €49
Location: Paris, France + 1
Actency, Drupal Agency Leader in France Actency, a leading Drupal agency in France, certified partner ranked among the top three French agencies on Drupal.org Actency is a French web and digital agency focused on Drupal. It is known for building and running mission-critical web portals with high stakes: strategic platforms, highly com... Read More
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etcdigital
5.0
128 reviews
TOP RATED
Expertise
Focus Areas
JavaScript Redux PHP TypeScript
11-50
> €1,000
€25 - €49
Location: Paris, France
Expert agency in digital communication - Paris We’re a digital communications agency backed by a team that brings energy, expertise, and real commitment: developers, web marketing advisors, SEO specialists, and designers working together to help your project thrive and earn its place in the market. A distinctive digital journey ETC Digital... Read More
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Top Javascript Development Companies in Western Europe 2026 Rankings & 5,232 Client Reviews for 489 Service Providers

Featured Javascript Development Companies

List of the Best Companies for JavaScript Development in Western Europe

IBM iX

EPATOA

Mooi Online

Venius B.V.

4gency

Yield Studio

Theodo

IZZY Agency

LBR media

Hirsch & Wölfl GmbH

Your Next Agency

BRUMAIRE

Brightness Group

Kernix

AquilApp

Esilab

Qbus Internetagentur GmbH

Kodkodkod

Actency

etcdigital

JavaScript Development Companies Alternatives in Western Europe

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