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

Rebels
5.0
2 reviews
TOP RATED
Expertise
Focus Areas
JavaScript Ember.js C Plus Plus (C++) C Sharp (C#) XML PHP C TypeScript Unity SQL
11-50
> €10,000
€75 - €99
Location: Amsterdam, Netherlands
If you can dream it, we can build it. Rebels was established in 2019 with one clear goal: to make advanced IT expertise accessible to people everywhere. We aim to tackle hard problems, improve business outcomes, and keep production running smoothly by leveraging the newest tools and technologies. From the first workshop to final deli... Read More
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Trend-Design GmbH
4.8
8 reviews
TOP RATED
Expertise
Focus Areas
JavaScript Java
11-50
Location: Neustadt, Germany
Company description: Not available Read More
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JetThoughts
5.0
1 review
TOP RATED
Expertise
Focus Areas
JavaScript Ruby
11-50
> €5,000
€75 - €99
Location: Berlin, Germany
Streamline software development, accelerate delivery, and realize your product vision the right way by accessing turnkey technical resources and world-class technical talent. Our processes have been developed based on more than 15 years of technical research and best practices to ensure smooth de... Read More
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aardig
5.0
6 reviews
TOP RATED
Expertise
Focus Areas
JavaScript PHP
2-10
> €10,000
€75 - €99
Location: Amsterdam, Netherlands
unique branding, digital experiences & content Friendly in Dutch—"aardig"—is a digital design studio focused on sparking positive change through distinctive online work. We bring together the strengths of design, technology, and content to turn bold ideas for mission-led organizations into reality. The result is exceptional: clear, crisp, and... Read More
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James Bang
5.0
6 reviews
TOP RATED
Expertise
Focus Areas
JavaScript C Sharp (C#) C Vuforia TypeScript Unity
2-10
> €25,000
€50 - €74
Location: Paris, France
Creator of awesome gamified contents ! We help brands expand their digital reach by creating custom content built around gamification: mobile store games, web apps, DOOH experiences, and more. What matters most is your message and the objectives behind it. Our role is to turn that into an experience that feels efficient, immersive, an... Read More
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synyx GmbH & Co. KG
4.8
43 reviews
TOP RATED
Expertise
Focus Areas
JavaScript Java
51-200
> €25,000
Location: Karlsruhe, Germany
Code With Attitude At synyx we live open source and develop holistic and individual software solutions. Transparency, agility and fairness are important to us. Read More
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Webdesign Bureau De Webmakers
4.9
30 reviews
TOP RATED
Expertise
Focus Areas
JavaScript PHP
2-10
> €1,000
€100 - €149
Location: Gorinchem, Netherlands
Allround we development agency The Webdesign agency De Webmakers focuses on website development, custom solutions, mobile apps, and e-commerce webshops. With a 4.9 rating, De Webmakers is a reliable professional web design partner in the Netherlands for businesses, government organizations, and institutions. Read More
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Dev-id LA
5.0
11 reviews
TOP RATED
Expertise
Focus Areas
JavaScript Go Redux
11-50
> €1,000
€100 - €149
Location: Marseille, France
Bring your idea to life Dev-id LA is a startup studio focused on crafting and building mobile apps. My partners launched the company in France two years ago, helping founders and early-stage teams turn ideas into products that can actually go to market, and we’re now growing in the United States. Our work centers on lea... Read More
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Tabs & Spaces
4.6
5 reviews
TOP RATED
Expertise
Focus Areas
JavaScript PHP
2-10
> €25,000
€50 - €74
Location: Rotterdam, Netherlands
We build websites & apps that stand out We’re a Rotterdam-based web agency focused on the technical side: building, maintaining, and continuously improving websites and web applications. In our projects, we team up with design and marketing/communications agencies—each bringing their own expertise. While they handle the visual and mess... Read More
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Appedemic
5.0
3 reviews
TOP RATED
Expertise
Focus Areas
JavaScript
11-50
> €25,000
€50 - €74
Location: Wormer, Netherlands
Mobile Software Solutions We craft rock-solid applications that fit smoothly into your business workflows, improving how your customers experience your brand. Read More
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spawntree GmbH
5.0
9 reviews
TOP RATED
Expertise
Focus Areas
JavaScript PHP Java
2-10
Location: Wentorf bei Hamburg, Germany
The spawntree GmbH is an owner-managed Das Digitalteam from Hamburg. spawntree creates websites for small, medium and large companies. spawntree is located in Wentorf near Hamburg and offers besides the creation of websites also newsletter creation and training. The managing directors are Florian... Read More
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Bugloos
5.0
5 reviews
TOP RATED
Expertise
Focus Areas
JavaScript PHP
51-200
> €10,000
€75 - €99
Location: Utrecht, Netherlands
Bugloos automates business processes digitally Bugloos builds tailored web applications for growing mid-market and large organizations. We work alongside companies to uncover their opportunities and then modernize day-to-day operations, with a specialist team that supports you at every stage. Bugloos is based in the Netherlands. Read More
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Kapsloc
5.0
3 reviews
TOP RATED
Expertise
Focus Areas
JavaScript Node.js Python React
2-10
> €10,000
€25 - €49
Location: Bordeaux, France
Custom software, IoT & immersive solutions Kapsloc brings together full-stack engineers and digital makers who craft bespoke IT solutions for demanding, high-stakes initiatives. Our core work spans: Bespoke software and web development (React, Node.js, .NET, WordPress, Odoo) Industrial and immersive experiences (AR/VR, 3D visualization,... Read More
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Pierre Portejoie, développeur freelance
5.0
2 reviews
TOP RATED
Expertise
Focus Areas
JavaScript Node.js PHP
1
> €10,000
€75 - €99
Location: Lyon, France
Custom-built websites I'm a graduate engineer, web developer, and trainer, and I put my expertise to work on your web and mobile projects. My background is full-stack, with a strong focus on the front end, especially when it comes to adding interactivity and improving resource efficiency. Read More
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TJC Group
4.5
2 reviews
TOP RATED
Expertise
Focus Areas
JavaScript
11-50
> €1,000
< €25
Location: Marseille, France
Because your Data Matters. TJC Group focuses on SAP archiving for ILM and on SAP data extraction for tax and audit readiness. We offer SAP-certified software that automates SAP archiving, streamlines SAP DART, and supports SAP audit preparation through data extraction. A worldwide partner network makes these solutions avai... Read More
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Nevron
5.0
15 reviews
TOP RATED
Expertise
Focus Areas
JavaScript Python
2-10
> €25,000
€100 - €149
Location: Amsterdam, Netherlands + 1
Web development and scalable server architecture We take pride in our work and bring a deep enthusiasm for innovation. Our goal is to deliver solutions that support the organizations and brands we stand behind. Read More
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Afocus
5.0
1 review
TOP RATED
Expertise
Focus Areas
JavaScript Go
11-50
< €25
Location: Saint-Herblain, France + 2
Your trusted SaaS/Web/Mobile development partner Thoughtful, dependable, and budget-friendly, with a smile :) Every project is a shared human journey, for you and for us alike. Beyond the business side, Afocus is built on genuine values. - Communication: the key that unlocks most obstacles and the foundation of strong teamwork. (committed cont... Read More
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Seventury
5.0
1 review
TOP RATED
Expertise
Focus Areas
JavaScript
2-10
Location: Amsterdam, Netherlands
Seizing your Ad-venture. As Europe’s only outsourced marketing partner, Seventury operates on a different model. Everything we do centers on you—your business, your ambitions, and the results you’re aiming for. We handle marketing end to end, taking you from planning through to development and design, with the full range... Read More
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Website
SELL&SIGN
4.5
152 reviews
TOP RATED
Expertise
Focus Areas
JavaScript PHP SQL
11-50
> €1,000
€25 - €49
Location: Marseille, France
Next Generation Digital Signature. SELL&SIGN turns routine business deals into smooth, engaging experiences that gather essential company information, assemble contracts, attach appendices, and capture legally binding digital signatures to verify the data and finalize the agreement. After that, the secure cloud service stores the... Read More
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Tokeo Software
4.6
38 reviews
TOP RATED
Expertise
Focus Areas
JavaScript Swift Java
2-10
> €10,000
< €25
Location: Paris, France
One Stop Shop Blockchain Development, Tokeo helps your team explore different scenarios by building POCs (Proof of Concept) tied either to a public blockchain or to a private blockchain tailored to your needs. We also support a smooth, secure rollout of blockchain services into your current system through Tokeo’s API. C... 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

Rebels

Trend-Design GmbH

JetThoughts

aardig

James Bang

synyx GmbH & Co. KG

Webdesign Bureau De Webmakers

Dev-id LA

Tabs & Spaces

Appedemic

spawntree GmbH

Bugloos

Kapsloc

Pierre Portejoie, développeur freelance

TJC Group

Nevron

Afocus

Seventury

SELL&SIGN

Tokeo Software

JavaScript Development Companies Alternatives in Western Europe

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