Front-end Developer

Uni Systems

Brussels, Brussels, Belgium Remote permanent

Posted: April 27, 2026

Job Description

At Uni Systems, we are working towards turning digital visions into reality. We are continuously growing and we are looking for a professional Front-end Developer to join our UniQue Brussels team.

What will you be bringing to the team?

• Design and implement website architecture and scalable software solutions.
• Develop user interactions on web pages, with a focus on usability and responsive design.
• Design and develop APIs (REST and SOAP) and backend business logic.
• Build and maintain servers, databases, and components for enterprise applications.
• Conduct data analysis, data modeling, and ensure implementation of security and data protection standards.
• Participate in technical design and architecture decisions.
• Maintain code integrity, implement automation, and troubleshoot issues.
• Prepare technical documentation and communicate with both technical and non-technical stakeholders.

Requirements:
What do you need to succeed in this position?

• Master’s degree + 13 years of relevant experience
• Strong expertise in Java, Spring Boot, EJB/Spring, and JPA/Hibernate.
• Front-end development experience with AngularJS (v1), Angular 11/17, HTML, CSS, JavaScript.
• API design and documentation experience (REST and SOAP).
• Experience with relational databases (Oracle, MySQL, MS SQL) and datamodeling.
• Knowledge of CI/CD pipelines, Git/SVN, and automated testing.
• Excellent communication skills in English (C2 level)

Desirable:

• Experience with cloud platforms (AWS, Azure), Kubernetes, Docker,Terraform.
• DevOps-oriented mindset, microservices migrations, and AI-powered observability solutions.

At Uni Systems, we are providing equal employment opportunities and banning any form of discrimination on grounds of gender, religion, race, color, nationality, disability, social class, political beliefs, age, marital status, sexual orientation or any other characteristics. Take a look at our Diversity, Equality & Inclusion Policy for more information.

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