Cranleigh STEM is working with a leading provider of fuel cell power systems to generate clean energy in support of the global energy transition. The company is now recruiting a Senior Embedded Software Engineer to join its team based in Guildford on a permanent full-time basis and to help deliver on the company’s long-term success.
As a Senior Embedded Software Engineer, you will be responsible for supporting existing and developing new products within fuel cell energy generation and integrated power solutions.
This position requires a person with extensive experience with embedded microcontrollers and software development, verification, and documentation to work within the Electronics team.

SENIOR EMBEDDED SOFTWARE ENGINEER REQUIREMENTS

• Extensive experience in embedded C development, both in bare-metal and RTOS environments.
• Strong understanding of microcontroller systems, memory management, and optimised coding techniques.
• Ability to undertake practical hands-on work when required.
• Proficient with communications protocols such as SPI, I2C, UART, and Ethernet.
• Skilled in developing low-level device drivers and hardware-software interfacing.
• Experience in unit and system-level testing and validation.
• Competent with software version control systems, such as Git.
• Willingness to travel internationally to support product deployment and customer sites.

DESIRABLE QUALIFICATIONS

• Degree (or equivalent) in Electronics, Software Engineering, or Computer Science.
• Experience with industrial protocols such as Modbus, CAN, and Profinet.
• Familiarity with Test-Driven Development (TDD) methodologies.
• Exposure to Python for scripting or test automation.
• Experience with automated testing systems or test rigs.
• Previous exposure to fuel cell or electrochemical systems.

• Lead the development of embedded software for innovative fuel cell and power system products.
• Capture and translate software requirements into well-structured architectures and maintainable code.
• Design, implement, and support embedded software solutions, ensuring functionality, performance, and reliability.
• Work cross-functionally with electronics, systems development, production, and testing teams to ensure successful product integration.
• Produce and maintain documentation to support software compliance, validation, and traceability.
• Contribute to design and safety reviews, including HAZOP, SIL, LOPA, and Cause & Effect analysis.
• Perform fault diagnosis, debugging, and hands-on testing using a wide range of lab equipment and tools.
• Provide technical support for system development and customer-specific deployments.