Salary: 65.000 - 105.000 € per year Requirements: Successfully completed an education or relevant studies in information technology Proven experience in modern C++ development with algorithmical background Basic knowledge in C#/.NET in the field of Client/Server technology Basic knowledge of databases is an added advantage Passion for software development Good English communication, both written and verbal High level of flexibility and autonomy Experience with Windows, Linux and/or Android is very beneficial Experience with cross-platform development, architecture and design of multi-tier systems is preferred Responsibilities: Develop high-quality, efficient, and maintainable C++ code Implement performance-optimized algorithms for tasks in the maritime environment (e.g. finding shortest route) Maintain .NET based Client/Server Infrastructure Collaborate with cross-functional teams to design and implement software solutions Optimise and troubleshoot existing software for performance and functionality Stay up to date with best practices, libraries, and technologies Analyse existing software and propose best architectural solutions Be involved in full production cycle from influencing the technical specifications to developing, testing, and deploying the applications in various infrastructures Technologies: Android C# Linux Windows ASP.NET C++ More: We are Teledyne ChartWorld and SevenCs, an Equal Opportunity/Affirmative Action Employer committed to diversity and inclusion. As a software developer at SevenCs GmbH, you will make a significant contribution to the success of our software by developing innovative and robust software solutions. You will work in an international team with many different cultures, consisting of 25 employees divided into small teams. Join us and be part of a dynamic environment. last updated 11 week of 2026