Embedded Firmware Lead

This is a broad, hands-on position offering genuine influence over the company’s firmware architecture, development practices and future products.

You will be responsible for:

• Leading and mentoring a small firmware team
• Designing and developing embedded firmware using C/C++
• Working with STM32 or comparable ARM Cortex-M microcontrollers
• Developing Python tools and software for device-data processing
• Integrating firmware with sensors, electronics and communication modules
• Implementing IoT connectivity using technologies such as MQTT and LoRaWAN
• Supporting integration with AWS IoT and wider cloud platforms
• Debugging complex firmware and hardware issues
• Improving firmware architecture, documentation and code quality
• Developing automated, integration and on-hardware testing
• Supporting CI/CD, version control and static code analysis
• Decoding and validating data received from connected devices
• Investigating field issues and supporting wider data analysis
• Working directly with customers and other engineering disciplines

• Strong commercial embedded firmware experience
• Proficiency in C/C++
• Experience with Python
• STM32, ARM Cortex-M or comparable microcontroller experience
• Strong understanding of electronics and hardware integration
• Experience with embedded communication protocols
• Board-level debugging and low-level driver development
• Firmware testing and release-validation experience
• Previous technical leadership, mentoring or project ownership
• Strong communication and problem-solving skills

Desirable Experience

• MQTT or LoRaWAN
• AWS IoT Core or another cloud-connected IoT platform
• FreeRTOS or another RTOS
• Low-power and battery-operated products
• OTA firmware updates
• Sensor-data processing and binary payloads
• BLE, Wi-Fi, Zigbee or cellular connectivity
• CI/CD and static-analysis tools
• Experience within rail, energy, industrial monitoring or smart metering

This opportunity would suit either an established Firmware Lead or a strong Senior Embedded Engineer ready to take the next step. You’ll join a close-knit engineering team, take ownership of commercially deployed products and help shape the next generation of the company’s technology.

Pulled from the full job description

• Company pension
• Private medical insurance
• Casual dress