We're working with a global leader in the life sciences sector, known for developing high-precision systems used in advanced research and medical diagnostics. This is a rare opportunity to contribute directly to scientific innovation through complex, high-impact software development. The Opportunity: Join a highly skilled R&D software team focused on building advanced desktop applications for scientific imaging systems. You’ll play a pivotal role in shaping the UI/UX of mission-critical applications that integrate hardware, software, and real-world scientific processes. Why This Role? Work on software that supports real-world breakthroughs in healthcare and research Influence design systems, UI architecture, and interface usability in line with the product’s visual identity Join a highly structured, quality-driven German R&D culture within a globally recognised science and technology group Career growth: structured personal development plans and the potential to move across a large international group Role Responsibilities: Design and develop modern, user-friendly desktop UIs using C# and WPF Translate usage requirements into interface concepts and working prototypes Contribute to style guides and maintain consistency across UI/UX patterns Collaborate with product management, QA, and other R&D teams Take part in reviewing and maintaining large-scale legacy systems (multi-million LOC) Ideal Profile: Strong background in .NET/C# software engineering Solid experience with WPF and Windows desktop application development Proven UI/UX design experience (mockups, design systems, interaction principles) Excellent communicator – able to work cross-functionally and explain complex concepts clearly (In German) – documentation & meetings are in German Experience in Medical, Scientific or hardware-integrated software is advantageous