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Senior Java Fullstack Developer (m/w/d)

Kaarst, NORDRHEIN_WESTFALEN🌐 Remote💼 Full-time🗓 2026-06-18 → 2026-09-27

Core

Designing and implementing business process orchestration and backend components for the German tax administration's central IT projects.

Role type

Senior Java Fullstack Developer (Backend focus)

Builds

Central IT processes for the German tax administration

Domain

Public sector / Government IT

Deliverable

production ML models | product features

Required skills

Java 17/21, Spring Boot, BPMN/Camunda, REST/SOAP/Messaging, Oracle/PostgreSQL, Hibernate/JPA, Linux, Shell scripting

Preferred skills

Public sector experience, large distributed IT landscapes

Technologies

Java, Spring Boot, Camunda, REST, SOAP, Oracle, PostgreSQL, Hibernate, Jenkins, Git, Jira

Responsibilities

Conceptualize and implement business processes using BPMN, develop performant backend components, design and implement system interfaces, create technical solution designs for cross-system workflows, participate in data transformation within distributed systems, write and execute integration tests, maintain and optimize existing software components, create technical documentation

Seniority

Senior, hands-on IC

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