Principal Firmware Engineer & Tech Lead - Embedded C

Recruit Mint Ltd; Eye; On-site; GBP 36,000 - 60,000; Full time

Benefits offered by this job

Clear career path to leadership

High-impact firmware work

Established manufacturer backing

Job summary

Recruit Mint Ltd is seeking a Principal Firmware Engineer to act as the technical authority for embedded firmware powering smart metering products. You will own firmware architecture, drive high‑scale development in embedded C, and mentor a team of engineers across multiple projects shipping in the millions.

This role offers a clear path to leading the firmware function, with exposure to cyber security integration and adherence to metering specifications.

Qualifications

• Extensive experience developing firmware in embedded C, operating at a senior or principal level.
• A proven track record of owning firmware architecture and leading complex development
• A strong maths background
• Experience taking products through full new development and significant redesign
• The ability to set standards and to technically lead and mentor other engineers
• Experience building cyber security into embedded products, which is increasingly important
• Experience with the Microchip toolchain and emulation environments, which is an advantage
• Knowledge of metering specifications or device language standards, which is desirable
• Scripting experience, which is useful
• A degree in electronics, software or a related discipline, or equivalent experience
• The credibility to act as firmware technical lead, with the potential to grow into leading the function

Responsibilities

• Acting as the senior technical authority for firmware across the product range
• Leading firmware architecture and design in embedded C for metering products
• Taking on the most complex new development, redesign and modular improvement work
• Setting firmware standards, processes and best practice, and raising the quality bar across the team
• Leading the integration of cyber security into firmware in line with new directives
• Developing firmware to relevant metering specifications and device language standards
• Writing and overseeing test code, and building testing into the development process
• Working within the Microchip toolchain and emulation environment
• Debugging and validating firmware against hardware, and resolving the hardest faults
• Mentoring and technically guiding other firmware engineers
• Contributing to the firmware roadmap and influencing product direction
• Producing and reviewing clear technical documentation

Skills

Embedded C

Firmware architecture

Cyber security

Mentoring

Leadership

Scripting

Device language standards

maths background

Education

Degree in electronics or software

Tools

Microchip toolchain

Emulation environments

Testing frameworks

Job description

Recruit Mint Ltd is seeking a Principal Firmware Engineer to act as the technical authority for embedded firmware powering smart metering products. You will own firmware architecture, drive high‑scale development in embedded C, and mentor a team of engineers across multiple projects shipping in the millions.

This role offers a clear path to leading the firmware function, with exposure to cyber security integration and adherence to metering specifications.