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Senior Java Middleware Developer (EU Legislative Systems)

Senior Java Middleware Developer (EU Legislative Systems)

On site

Brussels, Belgium

Senior

Full Time

29-01-2026

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Skills

Communication Java Data Analysis Apache Kafka Problem-solving Architecture Software Architecture Application Architecture apache angular Kafka

Job Specifications

Job Description

Tasks for External Service Provider:

Install, configure, monitor, and troubleshoot application architecture.
Manage complex architecture and integrate heterogeneous systems.
Architecture and design of information systems.
Review the architecture of existing systems.
Design and develop architecture components and building blocks (back-end/front-end).
Analyze the integration of different information systems.
Perform data analysis and data modeling.
Coordinate the implementation of the technical architecture.
Act as a technical interface between project leaders and developers.
Produce software architecture documents.
Participate in technical working groups, progress meetings, and user meetings.
Provide assistance during testing, analysis, technical documentation, deployment, evaluation, and reporting.
Implement and develop key features.

Job Requirements

Knowledge and Skills:

Good knowledge of Middleware systems (e.g. Weblogic Application Server, Oracle Service Bus).
Good knowledge of messaging services and platforms (e.g. Java Message Service, Apache Kafka).
Good knowledge of JEE.
Good knowledge of Angular and eUI.
Good knowledge in Akoma Ntoso: simple technology-neutral electronic representations in XML format of parliamentary, legislative, and judiciary documents.
Very good communication skills with technical and non-technical audiences.
Good Analysis and problem-solving skills.
Ability to apply high-quality standards.
Proven ability to write clear and structured technical documents.
Ability to participate in technical meetings and good communication skills.

Specific Expertise:

At least 5 years of proven expertise in Java, Angular, and Weblogic or other JEE container management.

Certifications & Standards:

No certification is mandatory but the following certifications would be considered an advantage for the performance of tasks:
ITIL certification
Any certificate related to Oracle middleware (to be approved by the Commission)

About the Company

Sword is a leader in data insights, digital transformation and technology services with a substantial reputation in complex IT, business projects and mission critical operations with over 3,000 Technology, Digital specialists working in more than 50 countries to enable the growth of your organisation in the digital age. Know more