Senior Java Backend Developer | Informatiker (m/w/d)

DB Zeitarbeit GmbH

Frankfurt am Main, Hessen, Deutschland

Published Feb 15, 2026

Full-time

No information

Job Summary

As a Senior Java Backend Developer at DB InfraGO AG, you will play a pivotal role in developing critical applications for timetable construction and track allocation. Working within an agile team, your daily responsibilities include the end-to-end development of secure, stable, and high-performance microservices using Java and Spring Boot. You will be involved in the entire software lifecycle, from initial requirement analysis to production-ready operation, including the implementation of comprehensive testing strategies and error analysis. This position offers a unique opportunity to work on large-scale infrastructure projects within the Deutsche Bahn Group, allowing you to gain valuable professional experience and potentially secure a long-term career path within the organization. You will collaborate closely with architects and business analysts to create technical concepts and take responsibility for Level 2 and 3 support, ensuring the reliability of data-intensive applications in a modern cloud environment.

Required Skills

Education

University degree in (Business) Computer Science or a comparable qualification.

Experience

At least 2 years of practical experience in developing services with Java and Spring Boot
Professional experience in creating, optimizing, and documenting enterprise applications
Experience in independent, incremental product development within agile teams
Experience with DevOps practices and application operation in cloud environments
Proven experience in error analysis and software quality assurance through testing

Languages

German (Fluent)

Additional

The role is based in Frankfurt and involves active communication in a remote-friendly environment. Applicants must be comfortable with Level 2 and 3 support responsibilities up to the acceptance environment.