Senior DevOps Engineer - REF5621T

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 recieved 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.

The project focuses on implementing and improving business objects for mobile network infrastructure in backend systems up to the API layer. It provides a consistent and scalable data foundation for internal systems, while external partners remain relevant in the overall ecosystem. The work takes place in a modern, agile, and dynamic environment that fosters innovation and a clear system landscape.

The team develops and maintains business objects, including data models, backend logic, and APIs. Collaboration is primarily with internal stakeholders, while considering requirements related to external partners. Activities include implementing features, refining components, testing, and maintaining documentation within a modern, agile, and engaging working environment. The DevOps engineer is responsible for setting up and managing containerized environments, ensuring reliable deployment and operation of services on the “CaaS@DTIT” platform. They implement monitoring and logging solutions to maintain system stability, performance, and observability across the application landscape.

Requirements

Proven experience with CI/CD pipelines and automation tools; Hands-on knowledge of containerization technologies (Docker, Kubernetes); Experience with monitoring and logging solutions (e.g., Prometheus, Grafana, ELK Stack); Proficiency in Python or other scripting languages; Language: English (B2)

Nice to have

Experience with cloud platforms (AWS, Azure, or Google Cloud); Familiarity with API gateway or service mesh technologies; Knowledge of database administration and data management; Understanding of security best practices and compliance requirements; Experience working in agile and DevOps-driven environments; Exposure to container orchestration platforms and CaaS solutions; Background in backend systems development or microservices architecture