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Softwareentwickler Java (m/w/d)

Hamburg, HAMBURG🌐 Remote💼 Full-time🗓 2026-09-16 → 2026-09-23

Core

Modernizing a large-scale Java application landscape and migrating legacy Swing-based user interfaces to a modern React-based frontend architecture for a major player in the health and insurance sector.

Role type

Senior Java Software Engineer (Legacy Modernization & Frontend Migration)

Builds

Enterprise Java applications and React-based user interfaces

Domain

Health & Insurance / Enterprise Software

Deliverable

production ML models | product features

Required skills

Java 21, Java EE, React, Legacy Code Analysis, Reverse Engineering, JDBC, Oracle Database, Git, GitHub Actions, Gradle, Maven, JUnit, Agile methodologies (Scrum/Kanban), AI-assisted development (GitHub Copilot)

Preferred skills

Swing, JSF

Technologies

Java 21, Java EE, React, Swing, JSF, GitHub Copilot, JUnit, Gradle, Maven, Git, GitHub Actions, Oracle Database

Responsibilities

Develop and modernize complex Java applications; Migrate existing Swing-based UIs to React; Analyze and refactor legacy systems; Implement automated tests; Ensure coding and quality standards; Collaborate in agile teams.

Seniority

Senior, hands-on IC

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