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.
 

Your department

This position is filled in the Data Intelligence BU in the Digital Solutions portfolio unit of T-Systems International GmbH. The Data Economy chapter focuses on the development of the Telekom Data Intelligence Hub (DIH). We use the full range of data sources, from IoT to social media, to create sustainable innovation/value from the use of data and AI building blocks. Our solutions are both the memory and the brain of digitization. We use state-of-the-art open-source technologies and reference architectures from the IDS and GAIA-X environment. Always with the goal of bringing our customers' digitization strategies to success in the context of data spaces. As Germany's largest digital service provider, we shape the digital world together with our customers in a constantly growing market.

Main tasks

• Take part in creating software solutions in scaled agile environment (Less, SAFe) as a member of a cross functional team
• Build cloud hosted, micro-services Java/Kotlin applications considering holistic business requirements and implications along the entire development process
• Write scalable and maintainable code
• Ensure quality in every aspect of your work, from writing and maintaining documentation, doing code reviews or testing
• Collaborate with other teams in an international environment (Germany, Hungary, India)

Background and required skills

• Bachelor or master’s degree in the following areas: Computer science, Engineering or Information Technology or equivalent work experience in IT
• 5-10 years of overall IT experience of which majorly in technologies involving Java frameworks, SQL and NoSQL databases, Cloud services, Big Data technologies.
• At least 3 years’ experience in development of complex software systems
• should be very well conversant in some of the below:

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• Understanding how apps become cloud native (12 factor app)
• Java backend apps with REST APIs
• Micro-services architecture
• Java frameworks expertise on Spring (Boot, Cloud)
• Experience with Kubernetes especially in cloud (AKS, EKS, etc.)
• Experiences with Public Clouds like Azure, AWS or GCP and esp. PaaS level for managed Databases, Storage, Security services
• Experience with communication protocol like REST, AMQP, Kafka
• Experiences with SQL and NoSQL databases like Postgresql, MSSQL/MySQL or MongoDB
• Experience with diverse Identity and Access Management solutions, e.g. Keycloak and protocols like OIDC, OAuth. Preferably also experience with SSI, DID, VC

• Excellent Git and git branching strategies knowledge
• Continuous Integration and Delivery is a part of your daily work, especially with tools like Gitlab CI/CD
• Very good communication skills, the roles involve demonstration of product / solutions to internal and external stakeholders
• Candidates need good English written and oral skills. German skills a plus
• Experience with Jira and Confluence is a plus

Budapest, Debrecen, Pécs, Szeged