Full-Stack developer
Posting Start Date: 23 Feb 2026
Location: Brussels, BE
Company: Serco Plc
Package Description
Joining Serco amazing team offers:
- Competitive Salary
- Great career opportunities
- Corporate Benefits Package
- International environment
- Possible hybrid work
Job Introduction
Serco is the preferred partner for European Institutions and International Organisations, offering ICT services and Contact Centre management across Europe. Our expertise extends from Information System support to consultancy under the government framework, supporting key entities such as the European Commission and Executive Agencies. As a leader in Service Integration and Management, we ensure seamless delivery of services across various platforms, embodying our commitment to excellence in every aspect of our work.
We are hiring a Full-Stack developer for the EU Commission in Brussels, Belgium, and various locations around Europe.
Main Responsibilities
- Development of back-end website applications.
- Integration of user-facing elements developed by a front-end developers with server side logic.
- Implement core business logic.
- Creation of servers and databases for functionality.
- Design and implementation of data storage solutions.
- Understanding and implementation of security and data protection.
- Optimization of the application for maximum speed and scalability.
- Design and develop APIs.
- Participating in the design and creation of scalable software.
- Taking lead on projects, as needed.
- Maintenance of code integrity and organisation.
- Writing clean, functional code on the back-end.
- Compile and analyse data, processes, and codes to troubleshoot problems and identify areas for improvement.
- Testing and fixing bugs or other coding issues
- Meet both technical and consumer needs.
- Write technical documentation.
Knowledge and Skills
- Excellent knowledge of HTTP; CSS and API design
- Excellent knowledge of JEE and REST or SOAP APIs.
- Excellent knowledge of Java and Angular
- Excellent knowledge of JavaScript and jQuery
- Development of front-end website architecture.
- Development of features to enhance the user experience.
- Building reusable code for future use.
- Understanding and implementation of security and data protection.
- Cross-platform optimisation.
- Design responsive applications.
- Design and develop APIs.
- Participating in the design and creation of scalable software.
- Maintenance of code integrity and organisation
- Writing clean, functional code on the front-end.
- Compile and analyse data, processes, and codes to troubleshoot problems and identify areas for improvement.
- Testing and fixing bugs or other coding issues.
- Meet both technical and consumer needs.
- Excellent problem-solving skills.
- Excellent interpersonal and communication skills.
- Good writing skills: documentation is part of the tasks.
- Capability of integration in an international/multi-cultural environment
- Experience in a large enterprise-level multi-team project
- Aptitude in reporting
Specific Expertise
- Experience with EU funds financial system development
- Experience with development of large projects
Qualifications
- Bachelor’s degree or higher
Optional Certification:
JEE, Business Process Management, workflow patterns, microservice architectures and
patterns, Domain Driven Design, Enterprise Integration Patterns, Complex event processing,
API design and security.