Firmware Contractor | Cambridge | Hybrid A medical device team in Cambridge is looking for a firmware contractor with wireless integration experience to join their team on a long-term contract developing embedded software for connected devices. The role requires 2 days a week onsite in Cambridge, and will run for 24 months Requirements: * Embedded C/C++ proficiency on bare metal & RTOS platforms * Hands-on experience with STM32 microcontrollers and embedded debugging. * Proven delivery of low-power firmware for battery-operated devices. * Experience with GNSS, LoRa or LoRaWAN, embedded peripherals Bonus skills: * Experience with u-blox's newer GNSS architectures. * Familiarity with oscilloscopes, logic analysers, multimeters, and J-Link or ST-Link. * Experience with Git and collaborative development workflows. * Ability to read hardware schematics and PCB layouts. * Experience using AI-assisted development tools such as GitHub Copilot or comparable tools. Even if you've never contracted before, I encourage you to apply