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Sansaone

Lead Java Developer

Sansaone
Belgium · Full-time · Mid-Senior

Role: Java Back-end Developer

Location: Brussels, Belgium

Duration: Long-term

Languages: ENG

Work Mode: Nearsite


Job Description:


KNOWLEDGE AND (NON-TECHNICAL) SKILLS:

• Ability to apply high quality standards to all tasks.

• Ability to participate in multi-lingual meetings, good communication skills.

• Capability of working in an international/multicultural environment, rapid self-starting capability and experience in working in a team, understanding the needs, objectives, and constraints of those in other disciplines and functions.

• Ability to adapt to unplanned changes or decisions.

• Ability to understand, speak and write in English C2.

• High degree of discretion and integrity is required as the applications managed and maintained in DG contain personal and confidential data.


EDUCATION:

The minimum educational qualification for lot 1 is a level of education corresponding to level 6 of the European Qualification Framework, as follows:

• a bachelor’s level or 3 years of higher education


  • Experience working in IT 15years


SPECIFIC EXPERTISE:

At least 1 year of specific expertise in Back-end: Vert.x, Kotlin , Java (> 17) , Spring Boot (WebFlux), Hibernate.

At least 1 year of specific expertise in Architecture & Integration: Microservices Architecture, API-driven Development, AS4.

At least 1 year of specific expertise in Database: MongoDB , PostgreSQL, Virtuoso Triple Store, OpenSearch.

At least 1 year of specific expertise in Containerization & Orchestration: Docker, Kubernetes.

At least 1 year of experience in Security: OpenID Connect, OAuth2, TLS, Keycloak.

At least 1 year of specific expertise in Security Testing & Dependency Management: SAST, DAST, Fortify, SonarQube, Sonatype, Dependency-Track, Maven.

At least 1 year of specific expertise in Collaboration & Productivity Tools: JIRA, Confluence, Office 365, SharePoint

Key Skills

Ranked by relevance

java containerization microservices spring boot postgresql confluence kotlin docker jira
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Posted
Apr 20, 2026
Type
Full-time
Level
Mid-Senior
Location
Brussels
Company
Sansaone

Industries

IT System Testing Evaluation

Categories

Public Relations

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