.NET Developer (REF5167U)

DeutscheTelekomITSolutions

Budapest, , Hungary Hybrid permanent

Posted: April 29, 2026

Required Skills

Job Description

Ranked 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 and was acknowledged as 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.

We are an international team from Germany, Košice, and Budapest working on the development of an internal contract management system. It is a highly customized and proprietary application based on an Oracle database, connected to web servers. Internal users (customer network managers) access the system via a web client (HTML5 client from the CLDB3.0 project). The project is currently undergoing a transformation phase.

To work in our team, experience with the following techstack is beneficial:

• Programming languages: C#, JavaScript/jQuery, PL/SQL
• Platforms: AWS, Windows Server 2016 application platform, Oracle
• Frameworks: .NET Core, WCF, HTML5, jQuery, Bootstrap, SQL 
• Tools: Visual Studio Enterprise for frontend development 
• CI/CD: Jenkins build server is used for CI/CD, with nUnit and Selenium for automated tests
• Types of deployment: Deployment is done in test environments either directly via WebDeploy or semi-automated via the KM delivery service. JIRA and GitLab are used for project management.

• Strong analytical skills and the ability to quickly grasp complex products are very helpful for completing tasks
• Due to the complexity confident English language is a must
• JIRA knowledge and an agile mindset are desired
• Creating/updating manuals is occasionally part of the tasks

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

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