Senior Java Backend Developer

🕒 June 23

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workidentity GmbH

WebsiteLinkedInAll Job Openings

11 - 50 employees

💼 Consulting

📣 Marketing

👥 HR Tech

Consulting • Marketing • HR Tech

workidentity GmbH is a Hamburg-based consultancy specializing in HR services and recruitment, particularly within the Tech and IT sectors. They offer a range of services including personnel consulting, executive search, interim and freelance mandates, and recruiting-as-a-service. With a team of HR and recruiting experts, workidentity provides comprehensive support to both companies seeking qualified IT professionals and candidates looking for career development opportunities. Their personalized approach focuses on matching the best candidates with roles in various industries, with a strong emphasis on technology and digital environments. The company is known for its efficient recruitment processes and high level of candidate satisfaction.

📋 Description

• Contribute to migrating existing systems to a Kubernetes-based private cloud • Re-engineer existing systems toward modern architectures • Work closely with the software architect to implement functional and technical requirements cleanly • Develop high-performance backend solutions in the Java ecosystem • Integrate messaging systems and databases • Not just ad-hoc feature work, but structured refactoring and migration during live operation with a clear target vision

🎯 Requirements

• Several years of Java experience (ideally 5+ years) • Java versions 17–25 • Jakarta EE (JPA/Hibernate, JMS, REST/Web Services) • Experience with relational databases (Oracle preferred) • Messaging technologies (e.g., RabbitMQ) • Proficient with IntelliJ, Git, Jira & Confluence • Kubernetes, Helm, Quarkus & GraalVM, PostgreSQL, NoSQL • React & TypeScript, Jenkins + Groovy, security knowledge (certificates, encryption, etc.) • Agile working methods • German language skills at C1 level

🏖️ Benefits

• Remote-first (residence in Germany required) • Starting salary €65,000–€80,000 (with potential to grow) • Choose your own device (laptop & smartphone) • Permanent employment • Modern technologies & a growing environment with strong stability • Structured onboarding • Individual training & certification opportunities