Embedded Software Engineer

Embedded Software Engineer Bristol £50,000-£55,000 Hybrid    My client is a design and technology consultancy specialising in IoT, embedded systems, and connected devices. They partner with global leaders in defence, medical, industrial, and energy sectors to design and deliver innovative, production-ready technology. Their multidisciplinary team brings together electronics, firmware, software, mechanical design, and manufacturing expertise under one roof.    Role Overview We’re looking for a Senior Embedded Engineer to join a growing team in Bristol This is a client-facing role working directly with major global clients on multiple concurrent projects across diverse sectors. The work is varied, fast-paced, and highly rewarding, offering the opportunity to develop advanced IoT and embedded systems from concept through to production.    This position represents a major career growth opportunity. As my client continues to expand, they are establishing firmware as a distinct and autonomous function within the business.    You’ll initially take ownership of the embedded function within a key project, then help define the future of the department — shaping its processes, standards, and team as it grows.    It’s an ideal role for someone ready to take a significant step up in responsibility and leadership, with the long-term goal of building and leading the embedded engineering capability within an innovative, forward-looking company.    Key Responsibilities Design, develop, and maintain embedded firmware in C/C++ for ESP32 and STM32 platforms. Lead development using ESP-IDF, including OTA updates, BLE, Wi-Fi, and peripheral integration. Work directly with global clients to define, develop, and deliver high-quality embedded systems. Develop and optimise firmware across BLE, Wi-Fi, LoRa, ZigBee, LTE, 5G, and NB-IoT. Integrate and control vision systems (thermal and RGB cameras). Collaborate closely with electronics engineers on PCB bring-up, debugging, and validation.      Essential Skills & Experience • Strong C/C++ programming for embedded systems. • Expert knowledge of ESP32 (ESP-IDF) and STM32 microcontrollers. • Solid understanding of wireless communication protocols: BLE, Wi-Fi, LoRa, ZigBee, LTE, 5G, NB-IoT. • Proven experience implementing OTA (Over-The-Air) update systems. • Experience with vision systems or camera integration (e.g. Lepton, Arducam). • Ability to read schematics and collaborate effectively with hardware teams. • Experience using JTAG/SWD, oscilloscopes, and logic analysers. • Familiarity with RTOS (FreeRTOS or similar) and event-driven architectures. • Confident communicator, comfortable engaging with clients and presenting solutions.    Package • £50,000–£55,000 salary + profit share bonus (eligible after 12 months). • Hybrid working – 2 days per week from home. • Flexible hours (flexi-time). • Work on multiple concurrent, high-impact projects with global industry leaders. • A genuine opportunity to take ownership, shape a new department, and grow into a leadership role. • Ongoing professional development and career progression support. • A collaborative, engineering-led culture that values innovation, autonomy, and excellence