• Develop and expand the APIs and data pipelines that power our “Collaborative Proof Platform” – capturing compliance evidence, coordinating verification workflows, and delivering our evidence library • Design database schemas and optimize queries for our growing repository of sustainability data • Take end-to-end ownership of features: from technical design through deployment to monitoring • Collaborate with product and sustainability specialists to translate compliance requirements into reliable backend systems • Participate in code reviews and help shape our backend architecture

• Delivering products and services for the Enterprise Security Group • Researching and developing advanced data protection mechanisms to intercept and inspect real-time endpoint traffic sent to external AI/LLM applications. • Maintaining and enhancing core infrastructure across multiple desktop operating systems. • Working as part of an elite, collaborative engineering team to meet key business milestones and product delivery deadlines.

Role Description We are looking for a dedicated candidate to build the next generation of Workforce Management for the entire Deutsche Telekom Technology domain, with the goal to digitize and optimize existing field service processes. - Work closely with POs, architects, and development/ops teams to support - Developing and maintaining Camunda Spring Boot workers - Apply bugfixes on backend - Write unit tests for new features - Participate in code reviews / merge requests - Mentor junior developers - Troubleshoot and analyze issues, bugs and incidents; help with root cause analysis - Contribute to choosing the proper automation technologies Qualifications - Strong experience in Java and Frameworks like Spring-Boot - General backend knowledge (REST APIs, microservices) - Solid experience with Git and GitLab (branching, merge requests, etc.) - Experience with relational databases - Fluent in English Requirements - Experience with BPMN (Camunda preferred) - DevOps experience - Docker, Kubernetes experience - Agile methodology knowledge (SAFe, LeSS) - German language Benefits - Please be informed that our remote working possibility is only available within Hungary due to European taxation regulation. Company Description As Hungary’s most attractive employer in 2025 (according to Randstad’s representative survey), Deutsche Telekom IT Solutions is a subsidiary of the Deutsche Telekom Group. The company provides a wide portfolio of IT and telecommunications services with more than 5300 employees. We have hundreds of large customers, corporations in Germany and in other European countries. DT-ITS received the Best in Educational Cooperation award from HIPA in 2019, acknowledged as the the Most Ethical Multinational Company in 2019. The company continuously develops its four sites in Budapest, Debrecen, Pécs and Szeged and is looking for skilled IT professionals to join its team.

• Collaborate with cross-functional teams to develop, and maintain web applications from concept to deployment. • Develop and deploy server-side code using programming languages such as Python, Node.js, Java, C#, and others. • Implement database schemas, queries, and interactions with databases like MySQL, PostgreSQL, or MongoDB. • Integrate third-party APIs and services as needed for functionality and data exchange. • Write clean, maintainable, and efficient code, adhering to industry best practices and standards. • Conduct code reviews, identify areas for improvement, and maintain high code quality standards. • Implement security and data protection measures to safeguard user information and business data. • Troubleshoot and debug issues, providing timely resolutions to ensure smooth operation of web applications. • Participate in Agile development practices, including daily stand-ups, and retrospectives. • Stay updated on emerging technologies and industry trends to continuously improve our development processes and capabilities.