About the job
We are excited to announce a vacancy for a Senior Java Architect proficient in English, who will provide expert services while being based in Brussels, Belgium. This role involves working on-site at customer locations or from our company’s premises. The successful candidate will join our Development team and will collaborate closely with a prominent client’s IT team on site.
Key Responsibilities
• Design and document architectural frameworks that align with existing technical constraints and reusable components;
• Ensure that the architectural solutions meet business requirements through comprehensive documentation, presentations, and stakeholder workshops;
• Evaluate technical analyses from external development partners, assist the Project Manager with decision-making, and provide constructive feedback on estimates;
• Guide the Project Manager on IT development decisions and architectural changes;
• Conduct risk assessments and propose mitigation strategies;
• Collaborate with other architects, business analysts, business owners, project managers, and external development teams.
Qualifications
- Master's degree in Information Technology or a related field, with a minimum of 17 years of relevant experience;
- At least 10 years of hands-on experience in Java development;
- A minimum of 5 years' experience in UML modeling (diagrams);
- A minimum of 5 years’ experience with EC corporate components of architecture (EU Login, EU Send, etc.);
- Extensive experience in IT development and architecture;
- Familiarity with microservices and cloud architecture;
- Strong understanding of Enterprise Architecture;
- Proficient in Relational DBMS;
- Experience in business process analysis;
- Knowledge of interoperability technologies (web services, message-oriented middleware, service-oriented bus, event architecture);
- Ability to draft, refine, and document architectural decisions, presenting various solutions with their respective pros, cons, and risks;
- Fluent in English.
Benefits
If you are looking for a dynamic and challenging career within a reputable company, where you can contribute as part of a team in a major European institution, operating in an international, multilingual, and multicultural environment, we encourage you to send your detailed CV in English, quoting reference (19529/02/2026).
We offer competitive remuneration, either on a contract basis or with a comprehensive benefits package, depending on qualifications and experience. All applications will be treated confidentially.

