Principal Software Engineer
CV-LibraryHP13, High Wycombe, BuckinghamshirepermanentPosted: 30 March 2026
Apply NowWe’re hiring a Principal Software Engineer to join a global technology business based in Buckinghamshire. The company designs and builds high-precision laboratory instruments used in science, healthcare, and environmental testing.
Please note: NO SPONSORSHIP IS PROVIDED WITH THIS POSITION
What You’ll Do as a Principal Software Engineer:
*
Lead the design and architecture of software systems across the full stack, from embedded C/C++ firmware controlling hardware to high-level C#/.NET applications.
*
Mentor and guide a multidisciplinary team of software, firmware, and electronics engineers.
*
Apply physics-based thinking to develop algorithms that turn raw sensor data into meaningful scientific results.
*
Work closely with hardware teams to bring up new boards, debug complex opto-electronic systems, and integrate hardware with software seamlessly.
*
Drive innovation in next-generation products, particularly in areas like thermal analysis and materials characterisation.
*
Support manufacturing and production while collaborating cross-functionally on high-level software development.
Requirement for a Principal Software Engineer:
*
Degree in Physics, Mathematics, or Engineering with a strong physics component.
*
10+ years of commercial software experience with a proven track record of delivering complex systems.
*
Expert-level skills in C#/.NET and strong experience in C/C++ for embedded systems/firmware.
*
Experience leading or mentoring multidisciplinary technical teams.
*
Background in scientific instrumentation, industrial automation, or similar environments where software interacts with hardware.
*
Strong understanding of communication protocols (I2C, SPI, USB, Ethernet) and the ability to read schematics/datasheets for development and debugging.
*
Experience defining software standards, driving Agile processes, and implementing CI/CD pipelines
Please note: NO SPONSORSHIP IS PROVIDED WITH THIS POSITION
What You’ll Do as a Principal Software Engineer:
*
Lead the design and architecture of software systems across the full stack, from embedded C/C++ firmware controlling hardware to high-level C#/.NET applications.
*
Mentor and guide a multidisciplinary team of software, firmware, and electronics engineers.
*
Apply physics-based thinking to develop algorithms that turn raw sensor data into meaningful scientific results.
*
Work closely with hardware teams to bring up new boards, debug complex opto-electronic systems, and integrate hardware with software seamlessly.
*
Drive innovation in next-generation products, particularly in areas like thermal analysis and materials characterisation.
*
Support manufacturing and production while collaborating cross-functionally on high-level software development.
Requirement for a Principal Software Engineer:
*
Degree in Physics, Mathematics, or Engineering with a strong physics component.
*
10+ years of commercial software experience with a proven track record of delivering complex systems.
*
Expert-level skills in C#/.NET and strong experience in C/C++ for embedded systems/firmware.
*
Experience leading or mentoring multidisciplinary technical teams.
*
Background in scientific instrumentation, industrial automation, or similar environments where software interacts with hardware.
*
Strong understanding of communication protocols (I2C, SPI, USB, Ethernet) and the ability to read schematics/datasheets for development and debugging.
*
Experience defining software standards, driving Agile processes, and implementing CI/CD pipelines