Senior Software Developer

Our client is an innovative technology leader in the global software protection and licensing market. They provide top‑level protection, licensing, and security for digital assets and intellectual property worldwide. Their solutions are used by software developers and manufacturers of intelligent devices across PCs, mobile devices, embedded systems, controllers, and microcontrollers. With a collaborative and skilled international team, the company values innovation, technical excellence, and hands‑on problem solving.

We are looking for a Software Developer Cross Platform to join the team in Karlsruhe. In this role, you will work on software that protects applications globally, focusing on performance, stability, and cross‑platform functionality for Windows, macOS, and Linux. Clean code, collaboration, and attention to detail are essential.

• Develop and enhance cross‑platform software features following Clean Code principles and Test‑Driven Development.
• Analyze performance, resolve bottlenecks, and ensure the robustness of applications.
• Participate in code reviews to share expertise and learn from team members.
• Develop unit and integration tests to maintain software quality.
• Actively contribute to the agile process, presenting your work during bi‑weekly review meetings.

• Degree in Computer Science or a comparable technical/scientific background.
• 3‑5 years of professional experience or equivalent expertise through private projects or open‑source contributions.
• Strong knowledge of Windows environments including Windows API, Active Directory, and Windows services.
• Ideally experience with Linux and macOS environments.
• Interest in cryptography, client‑server architectures, and software licensing is a plus.
• Structured, reliable, and collaborative team player.
• Experience with version control systems such as Git / Git Lab.
• Very good German (C1) and English (B2) language skills.

• Modern, air‑conditioned office in Karlsruhe, easily accessible by car, bike, or public transport.
• Free charging for e‑cars and e‑bikes in the company garage.
• Subsidized Germany ticket and Job Rad program.
• Competitive salary with annual performance bonus.
• Flexible annual vacation up to 40 days.
• Opportunities for internal and external training and professional development.
• Flexible working hours and remote work options.
• Open and collaborative company culture, celebrating successes together at events such as Christmas, summer, and release parties.

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