About us Optimus Search is collaborating with a well-established technology company based in Giessen, recognised for its long-standing contribution to the semiconductor industry. The organisation specialises in the development of micromechanical and optoelectronic components and plays a key role in advancing plasma processes and laser-based analytical methods used for high-precision material characterisation. Their work bridges the gap between research and industrial application, supporting customers in improving the performance and reliability of semiconductor materials and manufacturing processes. They are now searching for a C# Software Developer to add to their growing team of specialists Tasks You will work within a team to design and develop advanced, high-level device software based on a SECS/GEM-compatible framework (C#). Your duties will occasionally involve assisting with software commissioning, which may include global travel for on-site customer support (approximately 10% of the time). Your contributions will be vital in designing innovative software solutions and executing them effectively. As part of your role, you will oversee version control and documentation, ensuring they are managed efficiently within a structured software development process. Strong proficiency in C# within a Microsoft development environment, such as Visual Studio. Solid knowledge of hardware and measurement techniques, ideally with experience in the semiconductor industry. Fluent English is essential, as our team operates internationally.