CK Group are recruiting for a Principal Software Engineer on behalf of an industry leading manufacturer of Scientific Instruments, on a permanent basis. This is an office-based position, located in High Wycombe. The successful candidate will lead the technical direction for Software, Firmware, and ideally Electronics within the RandD group, and bridge the gap between complex physical principles and robust software architecture. Your responsibilities will include:To lead the architecture and design of software systems across the full stack, from embedded firmware (C/C++) controlling hardware to high-level application software (C#/.NET).To provide technical guidance, mentorship, and leadership to a team comprising Software, Firmware, and Electronics Engineers.Apply a strong understanding of physics to develop algorithms that turn raw sensor data into actionable scientific insight.To work closely with hardware engineers to bring up new boards, debug complex opto-electronic systems, and ensure seamless integration between hardware and software.About you: To be considered for the role, you will have the following skills and experience:Honors degree in Physics, Mathematics, or Engineering (with a strong Physics component).Industry experience in scientific instrumentation, industrial automation, or a similar high-technology environment where software interacts physically with hardware.Expert-level proficiency in C# / .NET and strong proficiency in C/C++ for embedded ..... full job details .....