Java Software Engineer

Java Developer – Java Upgrade Project (Java 8 → 17 / 21)

Industry : Insurance / Financial Services

Location : Antwerp (hybrid possible)

Language : Dutch (mandatory)

Context

For an organisation in the insurance and financial services sector , we are looking for an experienced Java Developer to support a project-specific Java upgrade .

The assignment focuses on upgrading existing enterprise applications from Java 8 to Java 17 or Java 21 , ensuring stability, performance, and compliance with modern Java standards.

Responsibilities

• Analyse existing Java 8 applications and identify upgrade impacts
• Migrate and refactor codebases to Java 17 or Java 21
• Resolve compatibility issues (libraries, frameworks, deprecated APIs)
• Ensure application stability through testing and bug fixing
• Collaborate with architects, developers, and functional teams
• Document changes and provide technical input during the upgrade process

Required Skills & Experience

Language & Location