
Lead Java Software Developer (f/m/d) Adaptation Suite
50Hertz Transmission GmbH – a Company of the European Elia Group • Berlin • Experienced professionals
Berlin
Start: As soon as possible
Job-ID: 9998
I will play a critical role to design and develop seamless integration of various industry protocols.
That makes this job interesting for me: As a lead developer I will also guide the development team on how to build scalable and reliable solutions as well as I`ll be actively contributing to the systems architecture. I will have the chance to integrate a product organization which is developing the Next Generation Control Center Ecosystem MCCS (Modular Control Center System) to meet the requirements of digitalization in the energy transition. MCCS aims to replace classic, monolithic SCADA applications and other operational tools with modules that run in Kubernetes clusters and exchange data via streaming services. The Adaptation Suite is an integral part of the Grid Asset and System Platform (GrASP), providing seamless integration and compatibility with various industry protocols, SCADA systems, and file operations. Leveraging the power of Apache Camel in the background, it acts as the middleware that transforms and routes messages effectively, ensuring smooth communication across the system.
My tasks
- Design & Implementation
- Design and implement scalable, reliable, and secure architectures that align with business objectives and comply with industry best practices and organizational standards.
- Design and implement protocol adapters to enable the adaptation suite to interact with different industrial communication protocols such as TASE.2, Modbus TCP, OPC UA/DA or IEC 104.
- Operations and Maintenance
- Define and implement observability standards (e.g. logging, metrics, alerts), troubleshoot and resolve issues in a timely manner incl. in a duty roll (24*7).
- Security and Compliance
- Identify and mitigate potential security risks early.
- Team Coordination and Collaboration
- Provide guidance and mentorship to team members and foster a collaborative and efficient team environment and foster the exchange between data chapter and the product team – bring the chapter knowledge to the product team, but also the learnings from the product team back to the chapter.
- Documentation
- Develop and maintain comprehensive documentation of solutions, configurations, and operational procedures.
My skills
- Minimum of 6 years of proven experience in Java development with SpringBoot and 3+ years of proven experience in frontend development with Angular,
- Proven hands-on experience with Apache Camel; Strong understanding and proven experience of microservice, event driven architectures and distributed architecture patterns
- Experience with event streaming platforms, ideally Apache Kafka,
- Proven experience with developing containerized applications (Docker, Kubernetes), solid knowledge of software design patterns, scalability and CI/CD processes (ideally on cloud services like Azure, GCP, AWS),
- Solid knowledge of relational DBs (e.g. Postgres), OT-protocols and experience in design and
implementation of WebServices (REST, SOAP) and messaging based communication, - Proven leadership and team coordination skills and excellent problem-solving and troubleshooting skills and effective communication and interpersonal skills,
- Languages: German (C1), English (C1).
Not a must, but advantageous
- Experience with test automation frameworks for unit and integration tests,
- Experience in .Net / C#,
- Experience with Protobuf or similar serialization formats,
- Language: Polish.
Flexi Compass - see how flexible this vacancy is
- Working hours per week: 37 hours (full time),
- Flexible working hours and a long-term working time account supporting your work-life-balance,
- The number of flex days is not limited,
- No core working hours,
- Mobile working, also from home, is possible.
My new place of work
Berlin-Mitte - Heidestraße 2, 10557 Berlin
What are the benefits of working for 50Hertz?
Chance to shape the Energy Transition myself
Various Working Time Models with a long-term Account
Support for personal development
30 days of holiday
Employee Events (e.g. Team Development Days and Company Party)
Fair remuneration and a wide range of social benefits
Professional Counselling Services on (mental) Health, Care, Law, Finances and more
Company pension
Flexitime with a long-term time account
A job with a future

As one of the four transmission grid operators in Germany, 50Hertz is responsible for high-voltage power transmission; control at this level is decisive for the stability of the grid and to ensure a secure electricity supply in Germany and Europe. We are part of a European grid association, working closely with colleagues throughout Europe. 50Hertz is part of a European company, working alongside Belgian grid operator Elia in the Elia Group. We work together closely in many key areas. Individual activities such as IT or purchasing are organised at the group level, which means that in these areas colleagues from Elia and 50Hertz work in a team from both Berlin and Brussels.
Testimonials
My application in five steps

Please do not hesitate to apply, even if you do not match the competence profile 1:1 in all points.
We welcome applications from people with disabilities. The 50Hertz Disabled Persons Representative (SBV) (sbv@50hertz.com) will be glad to advise you confidentially, including on the accessibility of our workplaces. If you would like to mention your (severe) disability already in the application form and/or your application, we will forward your application to the SBV so that they can actively support your application from the beginning.
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