CoreMedia Senior Developer - REF4973Y

DeutscheTelekomITSolutions

Budapest, Pécs, , Hungary Hybrid permanent

Posted: January 8, 2026

Required Skills

Job 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.

• Development and implementation of CoreMedia-based content management systems (CMS) for web projects.
• Integration and optimization of Deutsche Telekom interfaces and services into CoreMedia-based systems.
• Technical planning, system architecture, and execution of complex software projects.
• Collaboration with project managers, designers, and developers to deliver customer-oriented solutions with high quality.
• Conducting code reviews and ensuring high code quality and performance.
• Error analysis and troubleshooting as well as continuous improvement of existing systems.
• Technical documentation and knowledge transfer within the team and to stakeholders.

• Completed degree in computer science, software development, or a comparable qualification.
• Several years of professional experience (at least 5 years) in development with CoreMedia.
• Solid knowledge of programming with Java and JavaScript.
• Experience with modern web technologies and frameworks (HTML, CSS, React, Angular).
• Deep understanding of CoreMedia CMS infrastructure and modules.
• Expertise in integrating and using Deutsche Telekom interfaces (e.g., API usage, web services).
• Knowledge of Tardis for managing telecommunications resources.
• Experience with AWS cloud services and their integration.

Soft Skills

• Strong problem-solving skills and analytical thinking.
• Excellent communication skills in German and English.
• Independent and structured work approach.
• Team player with willingness to share knowledge.
• Customer-oriented mindset and behavior.

Technical Skills

• Experience with RESTful APIs and SOAP.
• Knowledge of telecommunications protocols and systems.
• Familiarity with development tools such as Git, Jenkins, Docker.
• Experience with relational and NoSQL databases.
• Knowledge of agile methods and tools (Scrum, Kanban).
• Skills in developing custom templates for web applications.
• Experience with Node.js for server-side programming.

Additional Skills

• Experience with cloud-based solutions (AWS, GCP).
• Knowledge of DevOps practices and Continuous Integration/Continuous Deployment (CI/CD).
• Initial experience with AI and machine learning approaches in software development.

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

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