The largest ICT employer in Hungary, Deutsche Telekom IT Solutions (formerly IT-Services Hungary, ITSH) is a subsidiary of the Deutsche Telekom Group. Established in 2006, the company provides a wide portfolio of IT and telecommunications services with more than 5000 employees. ITSH was awarded with the Best in Educational Cooperation prize by HIPA in 2019, acknowledged as one of the most attractive workplaces by PwC Hungary’s independent survey in 2021 and rewarded with the title of 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

The Digital Hub Massenmarkt provides services for the Business Capability “Provide Invoice” in the Billing Domain. We operate the billing chains for fixed and mobile networks as well as for mobile service providers. We ensure high-quality invoicing for our customers and are responsible for the customer experience of these billing chains. We continuously develop them in coordination with other billing chains (e.g., Magenta Haus) and work to reduce invoice-related customer contacts.

We provide central Rating, Billing, and Bill Presentment Services throughout the company, ensuring correct and flexible-adaptable billing. We merge the billing functionalities for fixed and mobile networks into a consolidated billing chain according to the Future Billing Vision. Therefore, we are modernizing our system landscape and gradually shutting down legacy systems.

The Digital Hub Massenmarkt includes the design, development, integration, and operation (functional and technical) as well as the responsibility for consolidating the processes and systems of the billing chains for fixed, mobile, and mobile service providers.

Key Responsibilities:

Further development of the RBS billing application (C++ Core, SOAP Services, and Springboot REST Microservices)
Analyzing bugs and other requests from production
Software design for C++ and Java components/applications
Supporting test colleagues with analysis of test results
Supporting with requirements analysis and acting as a contact person for the business side

Qualifications

Profound knowledge and experience in C++ development and common tools and frameworks
Knowledge in Java development, especially regarding the Springboot framework
Advantageous knowledge and experience with:
Cloud environments (e.g., AppAgile)
Gitlab and CI/CD Pipelines
TARDIS StarGate and SkyGate
Jenkins
Docker
Relational databases
PL/SQL
MongoDB
UnitTests
Robot Framework
Performance testing
Mock services
Refactoring
OO design patterns
High quality awareness
Use of JIRA
Language skills: English, good knowledge of German
Initiative and enthusiasm
Team player with strong communication skills
Enjoy bringing new impulses to a well-established team