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 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.

Job Description

We are looking for an senior Software Engineer to join our Team Fusion. Team Fusion is a new team that merges expertise from former two teams. The team Fusion develops and operates core‑network administration and provisioning platforms. You will work on Java‑centric backend services, cloud‑native microservices, and modern frontends delivered via GitLab pipelines based on Docker and operated in OpenShift.

We are offering you an international team which works as a Scrum Team. Members of CONAN are located in different countries and cities (Germany, Hungary, Slovakia). Team language is English.

Key Responsibilities

• Design, develop, test, and maintain complex Java‑based business processes and services.
• Refactor existing code to improve performance, readability, and maintainability.
• Write, execute, and document developer‑level tests (unit, integration, functional).
• Participate in technical design discussions and contribute to architecture decisions.
• Conduct code reviews and ensure high code quality.
• Manage CI/CD pipelines (GitLab) and support automated deployments.
• Collaborate in Scrum ceremonies (Sprint Planning, Daily Stand‑up, Review, Retrospective) and Refinements.
• Document functional specifications and support knowledge transfer within the multicultural team.
• Translate business requirements into technical solutions together with product owners and QA.

Qualifications

• Programming Language: Java (strong command).
• Frameworks: Spring Boot (microservice development), with experience in Spring Data and Spring WebFlux (optional).
• Cloud: OTC, AWS
• Containers & Orchestration: Docker, Kubernetes / OpenShift.
• CI/CD & Version Control: GitLab pipelines (MCICD) and Git.
• Databases (SQL & NoSQL): Oracle, PostgreSQL, MongoDB.
• Testing & Quality: Unit testing, Cucumber, Karate based system tests, specification, execution and documentation.
• Monitoring – Alarming Grafana
• Issue Tracking
• Camunda workflow engine, Elasticsearch, pipeline scripting, CRM domain knowledge, mobile‑network pricing expertise. (Nice‑to‑have)
• DevOps mindset: Continuous improvement, development and operations collaborate closely, automate workflows, use fast feedback to deliver customer value
• English (verbal and written) - from upper-intermediate (B2)

Desired Soft Skills

• Personal drive and strong engagement
• Quality orientation
• Agile mindset
• Team orientation
• Openness
• Grow mindset
• Excellent communication and collaboration abilities
• Ability to work effectively in an intercultural environment

Additional Information

\* Please be informed that our remote working possibility is only available within Hungary due to European taxation regulation.