Senior React Developer
il y a 3 semaines
SII is looking for a Senior React Developer to support the ongoing Agile and digital transformation of a leading business bank in Belgium. You will contribute to the development of enterprise-level digital platforms used daily by professional clients through web and mobile applications. SII is a European digital and engineering services company of 16,000 experts. SII Belgium supports large businesses in adopting new technologies and innovation management. SII values empowerment and entrepreneurship, providing a fulfilling work environment for employees. Our mission is to contribute to the design and development of future products and services for customers. SII is committed to a sustainable digital world and is recognized as a great workplace. Key Responsibilities Develop and maintain modern frontend applications using React Contribute to backend services using Java and Spring Translate functional requirements into robust and scalable technical solutions Build reusable, high-performance, and reliable components Work closely with multidisciplinary team members to deliver new features Integrate external APIs and data sources Ensure optimal performance, quality, and responsiveness of applications Apply development best practices such as clean code, testing, and refactoring Identify technical bottlenecks and efficiently resolve bugs Contribute to both development and operational activities Requirements +8 years of experience in software development Strong experience working in Agile and Scrum environments Good command of English (French or Dutch is a plus) Solid knowledge of clean code principles and SOLID design patterns Hands-on experience with Test Driven Development (TDD) Comfortable with pair programming Deep understanding of core JavaScript Proven experience with React Strong knowledge of Git Experience with Jest and React Testing Library Backend experience with Java, Spring, Maven, and databases is a plus We offer: A challenging and varied role in a growing company Opportunity to work with the latest technologies Competitive salary and benefits Warm and open company culture, supported by an international group If you are an ambitious and experienced React Developer looking for an exciting opportunity with a growing company, we encourage you to apply for this position. Let's tech together
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Senior {React} Frontend Developer
il y a 3 semaines
Bruxelles, Belgique Experis Temps pleinSenior React Developer - Freelance (Senior) Start: ASAP Type: Freelance - Long-term mission We are currently looking for an experienced React Developer with a strong focus on front-end engineering. The ideal consultant has built complex web applications using modern React (hooks, context, state management, performance optimization) and is able to...
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REACT developer
il y a 3 semaines
Bruxelles, Belgique Experis Temps pleinSenior React Developer - Freelance (Senior) Start: ASAP Location: Hybrid (Belgium) Type: Freelance - Long-term mission About the role We are currently looking for an experienced React Developer with a strong focus on front-end engineering. The ideal consultant has built complex web applications using modern React (hooks, context, state management,...
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Senior React Developer
il y a 2 semaines
Bruxelles, Belgique Templeton & Partners - Innovative & Inclusive Hiring Solutions Temps pleinAre you ready to play a key role in an Agile transformation within one of Belgium's largest digital banking environments? Join a multi-disciplinary product team driving end-to-end development of cutting-edge digital channels (web & mobile) for enterprise customers. We're looking for a Senior React Developer who can elevate the team's engineering standards...
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Senior React Js Engineer
il y a 3 semaines
Bruxelles, Belgique SII Group Belgium Temps pleinSII is looking for a Senior React Developer to support the ongoing Agile and digital transformation of a leading business bank in Belgium. You will contribute to the development of enterprise-level digital platforms used daily by professional clients through web and mobile applications. Our mission is to contribute to the design and development of future...
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Full Stack Developer
il y a 4 semaines
Bruxelles, Belgique Atcon Global Temps pleinJob Title: Full Stack Developer (Python React) Location: France / Belgium / Remote in EU (French-speaking preferred) Start: January 2026 - 3 Months to Start With Contract: Part-time, with potential to grow Level: Medior to Senior Role Overview We are looking for a Full Stack Developer to support a SaaS application built with Python and React. The role...
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Senior Developer, C# SQL
il y a 3 semaines
Bruxelles, Belgique Sparagus Temps pleinSenior Azure .NET React Developer (Freelance – 2 days/week) Location: Brussels, Belgium (Hybrid) Industry: Railway Infrastructure (Public Sector) Start Date: 15 October 2025 Duration: Until October 2026 (extendable, max. 24 months) About the Role A leading organization in the railway infrastructure sector is seeking a Senior Azure .NET React...
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React Developer
il y a 3 semaines
Bruxelles, Belgique OPTIMUS IT SERVICES Temps pleinExperience Required 8+ years of relevant development experience Strong mindset as a Software Craftsman — writing clean, maintainable, and high-quality code Deep understanding of Core JavaScript and modern development standards Proven hands-on experience with React, including reusable components, hooks, and state management Strong understanding of clean...
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Experis - React Developer
il y a 3 semaines
Bruxelles, Belgique Experis Temps pleinWe are currently looking for an experienced React Developer with a strong focus on front-end engineering. The ideal consultant has built complex web applications using modern React (hooks, context, state management, performance optimization) and is able to deliver clean, scalable, maintainable code in an Agile environment. Experience with Java on the backend...
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Senior Developer
il y a 3 semaines
Bruxelles, Belgique tech Temps pleinSenior TypeScript Developer Contract, 6 months Join an innovative Data & Middleware team supporting the merger of major European rail companies. The department drives high-quality data delivery and develops middleware solutions connecting multiple systems, enabling data-driven business innovation. You'll contribute to transforming legacy applications into...
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Net/react Developer
il y a 6 jours
Bruxelles Ixelles, Belgique Consort Group Temps pleinConsort Group has been helping companies leverage their data and infrastructure for over 30 years. It draws on the expertise of two leaders, Consortis and Consortia, and places people and social responsibility at the heart of its values. **.Net/React Developer** **Job description**: - Deliver high-quality, maintainable, and efficient code. - Collaborate...
