Senior Embedded Software Engineer

Descripción del puesto

Description Senior Embedded Software Developer Location: Commutable to Herfordshire, Cheltenham, and Bristol — mostly on-site (4 days/week on customer site, 1 day remote where appropriate) Clearance: Must be eligible and willing to undergo DV clearance (British Citizen, UK residency last 10 years) Are you a proven embedded software engineer who thrives on hard problems and real-world constraints? Want to design and deliver operational tooling directly alongside end users in National Security & Defence ? We’re looking for a senior technical contributor who can take ownership of embedded deliveries, guide technical direction, and mentor others—working across ESP32, Raspberry Pi, and ARM platforms. What You’ll Do Lead development of bespoke embedded solutions across multiple platforms. Design, implement, and maintain production-quality C, C and/or Python code interfacing with hardware. Architect solutions involving comms protocols, peripheral integration, and performance/robustness constraints. Lead debugging, testing, and optimisation across lab and field environments. Shape requirements with stakeholders; propose approaches and influence delivery plans. Support integration, configuration, and deployment into secure operational environments. Produce high-quality documentation and enforce consistent Git workflows and review standards. Mentor junior engineers and raise team capability through coaching and knowledge sharing. What You’ll Bring Essential: Extensive hands-on embedded software development experience. Strong proficiency in C/C (and/or Python where appropriate). Deep experience with embedded systems (ESP32, ARM Cortex, SBCs). Strong understanding of low-level interfacing ( UART, GPIO, USB, SPI/I2C ). Confident in Linux-based development environments and toolchains. Strong debugging skills (JTAG/SWD, logic analysers, profiling, etc.) and disciplined engineering practice. Ability to communicate clearly and influence technical decisions across teams. Desi