React Developer

Senior React Developer (Software Architect Contract)

Build modern digital services that will be used across Europe.

If you're a senior React developer who enjoys solving complex technical challenges, shaping front-end architecture and delivering software that reaches thousands of users, this long-term contract offers the chance to make a genuine impact.

You'll join an established delivery team working on large-scale digital platforms for a European institution, helping to design, build and evolve modern web applications using React, TypeScript and Spring Boot.

What you'll be doing

• Develop and enhance complex React applications using modern front-end practices.
• Design scalable solutions including micro-frontend architectures where appropriate.
• Build clean, maintainable code with a strong focus on performance and user experience.
• Collaborate with analysts, developers and technical stakeholders throughout the delivery lifecycle.
• Contribute to technical design, documentation, testing and continuous improvement.
• Support CI/CD practices and modern software engineering standards.

Tech stack

React • TypeScript • JavaScript • HTML5 • CSS3 • Spring Boot • REST APIs • Git • CI/CD • Unit Testing

Why consider this contract?

• Long-term freelance opportunity running through to December 2027.
• Hybrid working with a stable European institution.
• Complex technical challenges using modern technologies.
• Opportunity to influence front-end architecture while remaining hands-on.
• Collaborative international environment with experienced technical teams.

What we're looking for

• Strong commercial experience building React applications with TypeScript.
• Experience designing scalable front-end solutions and modern application architecture.
• Solid understanding of software engineering best practices, testing and CI/CD.

Contract Details

• Role: Senior React Developer (Software Architect Contract).
• Contract: Freelance.
• Duration: Through to December 2027.
• Rate: Up to €540/day.
• Location: Hybrid, Luxembourg. 3 days per week onsite, 2 days remote

If this sounds like the type of contract you're looking for, I'd be happy to share the full technical brief. Whether you're actively available or simply curious, get in touch for a confidential conversation.