Embedded Firmware Engineer

Cambridge

1 month ago

Applications closed

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Firmware / Embedded Software Engineer (Next‑Generation IoT Wearable Devices)
Location: Cambridge (Hybrid) Salary: £50,000 – £60,000 + Excellent Benefits Contact: Adam Mayne – (url removed) – (phone number removed)

Embedded Software Engineer Opportunity
An exciting opportunity has arisen for an experienced Firmware / Embedded Software Engineer to join a rapidly growing technology company developing next‑generation IoT, Bluetooth‑enabled, low‑power wearable devices.
You’ll be part of a talented, supportive R&D team working on real products with real users, contributing to both current‑generation firmware and new product development from concept through to mass production.
This is an environment known for innovation, employee development, and a genuinely collaborative culture, offering excellent training, career growth and the chance to work with cutting‑edge embedded technologies.

Responsibilities of Firmware Engineer

Designing and developing embedded firmware for IoT wearable products
Working across the full product lifecycle — prototyping, implementation, optimisation, validation and release
Creating efficient, reliable firmware for battery‑powered, resource‑constrained devices
Developing and maintaining low‑level drivers, communication interfaces and wireless protocol stacks
Collaboration with hardware, electronics and software teams to deliver high‑quality, production‑ready systems What we are looking for, as much as possible from below.
Education & Core Skills

Degree/Masters/PhD in Computer Science, Electronics, Embedded Systems or similar
Strong commercial experience in embedded C development (ideally 5+ years)
Experience with RTOS environments such as FreeRTOS, Zephyr, ThreadX or similar
Confident working in Unix/Linux development environments
Strong grounding in software testing (unit, regression, system) Embedded & Firmware Expertise

Experience writing device drivers directly from datasheets
Knowledge of low‑power design techniques and firmware optimisation for constrained MCUs
Experience working with BLE/Bluetooth, WiFi, Cellular or other wireless protocols
Experience with battery-powered, low-energy devices is highly beneficial
Familiarity with Git, Jira, Bitbucket, or similar tooling Nice to Have

Prior experience with wearable technologies
Cellular expertise (e.g., LTE‑M, NB‑IoT)
Exposure to embedded Linux environments

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