---

title: "Software Engineer (Java) - (m/f/d) at Unzer"

canonical: "https://jobhunter.my/vacancies/job-c902812882aed3e3-software-engineer-java-m-f-d-unzer"

date_posted: "2026-11-03T12:27:53.430Z"

verified: "2026-11-04T01:11:35.781Z"

---

# Software Engineer (Java) - (m/f/d)

**Company:** Unzer

**Location:** Heidelberg

**Remote signal:** Yes

**Published:** 2026-11-03T12:27:53.430Z

**Verified by JobHunter:** 2026-11-04T01:11:35.781Z

## Job description

What your work will look like: - Design, build, test, and operate cloud-based microservices (Java/Spring Boot, Kafka) - Write automated tests (unit, integration, and end-to-end) as an integral part of your daily work - Contribute to product design by writing technical specifications – clear enough to guide both engineers and AI agents - Use AI-assisted development (coding agents, AI code review, spec-driven workflows) in your daily work and help us evolve how we use it - Work with the Unzer Tech standards and processes and help us improve them - Be actively involved in team and organizational knowledge-sharing What you need to be successful in this role: - 5+ years of experience with Java 21+ and Spring Boot - Solid knowledge of data structures, algorithms, operating systems and distributed systems - Experience with SQL databases (schema design, migrations); NoSQL is a plus - Experience with microservices, event-driven messaging (Kafka, Avro) and Git-based workflows (feature branches, pull requests, code review) - You diligently test (ideally test-first/TDD) and document your deliveries - Experience in architecture design (e.g. Domain-Driven Design) and common design patterns - Experience with observability tools such as Coralogix or OpenTelemetry - Hands-on experience with AI coding assistants/agents (e.g. Claude Code, GitHub Copilot): you use them productively and critically review, test and own the code they produce - Hands-on mentality Nice to have: - Frontend experience with Angular - Know-how in delivering software to the AWS cloud platform - Experience with Docker, Kubernetes and GitOps (e.g. Argo CD) - Experience building agentic workflows (MCP integrations, custom agent skills, AI steps in CI such as automated PR review) - Experience in regulated environments (payments, PCI-DSS, GDPR) What’s next? Does it sound exciting? - Apply with your CV in English. Please don’t shy away if you don’t meet all the requirements! We’re looking forward to meeting you. We will get back to you within 7 days of receiving your application. The interview process includes a 30-minute intro call with a TA Partner, a 45-minute conversation with the Hiring Manager, and a technical interview with the team (60- 90 mins). Please note the process might alter depending on our team’s availability.

- [Open the employer's vacancy](https://jobs.eu.lever.co/unzer/82de43f0-14ab-47a0-83ca-2000c4aaf9e7/apply)

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