Senior React Developer

Position: Oliver James Associates - Senior React Developer
About the opportunity

We are looking for an experienced Senior React Developer to join an established development team working on a large-scale enterprise application. This is a long-term freelance opportunity for professionals who enjoy building robust frontend solutions while collaborating closely with backend engineers in a mature, monolithic technology environment.

Your profile

We are looking for someone who:

Has at least 5 years of professional experience in frontend development

Has strong, hands-on experience with React and modern JavaScript/Type Script

Has experience working within monolithic application architectures and understands the challenges and advantages of enterprise environments

Enjoys collaborating closely with Java backend developers to deliver high-quality end-to-end solutions

Is capable of working independently, taking ownership of tasks from analysis through delivery

Communicates fluently in English (written and spoken). English is the only working language for this role

Working model

Location:

Brussels, Belgium

Onsite Requirement: 50% onsite presence is mandatory. Candidates must be comfortable working from the client's offices on a regular basis

Contract Type:
Freelance

What you'll do

Develop and maintain complex React-based frontend applications

Work closely with Java backend developers to design and implement new features

Contribute to technical discussions and solution design

Deliver high-quality, maintainable, and scalable code

Participate in code reviews and promote engineering best practices

If you are a senior React developer who thrives in enterprise environments, enjoys close collaboration with backend teams, and is looking for a long-term freelance opportunity in Brussels, we'd love to hear from you.