Senior Software Developer (m/w/d) ABOUT UTIMACO Utimaco is a worldwide supplier of professional cyber-security solutions and is based in Aachen, Germany. Since 1983, Utimaco develops hardware security modules and compliance solutions for telecommunication provider regulations. Utimaco is a world-market leader in both segments. Customers and parters of Utimaco in all parts of the world trust the company's long-term, proven reliability and investments protection, as well as its many certified IT security standards. Utimaco stands for recognizes product quality, user-friendly software, excellent support and trusted high security-made in Germany. To further strengthen our Corporate Unit we are looking for a: Senior Software Developer (m/w/d) Your tasks: Legacy Code Maintenance: Lead efforts in understanding, maintaining, and enhancing complex legacy codebases. Collaborate with the team to identify and address issues in existing code, focusing on stability, security, and performance. Hardware Architecture and Windows Internals: Applying knowledge Windows internals to address system-level challenges User mode applications: Develop and maintain client or administration solutions Version Control: Proficiency in using version control systems like Git for collaborative development and tracking changes over time. Troubleshooting: Beyond debugging, having a knack for systematic troubleshooting and problem-solving is valuable, especially when dealing with complex system issues. Your profile: Communication Skills: Effective communication is crucial, not only for collaboration with developers but also for conveying technical concepts to non-technical stakeholders, clients, or team members. Documentation: The ability to create clear documentation for code, design decisions, and troubleshooting processes is often essential for knowledge sharing and future reference. Adaptability: An ability to learn quickly and apply new knowledge is valuable. Programming skills: Strong proficiency in programming languages relevant to the technology stack (C/C++). Problem-Solving Attitude: Ability to analyse complex problems, propose innovative solutions, and troubleshoot issues effectively Language Skills: Good english language skill are essential, german language skills very welcome We offer you: An open and friendly corporate culture characterized by constructive and collaborative interaction. A flexible working hours model that can be adapted to individual needs. Personal protection through international travel health insurance, private accident insurance, and support in the form of company pension schemes. Professional and personal development through targeted training opportunities. Free beverages, fresh fruit, and sweets. Participation in sports programs such as running events. DO YOU FEEL ADDRESSED? Then we look forward to receiving your detailed application stating your earliest possible starting date and your salary expectations.