Principal Firmware Engineer

Company: APRIL QUEST LIMITED
Apply for the Principal Firmware Engineer
Location: Frimley
Job Description:

Responsibilities

  • Shape the firmware architecture for our product moving forward
  • Define and establish the underlying firmware architecture
  • Take technical ownership of the firmware
  • Lay the foundations for how the firmware evolves over time
  • Influence technical direction from the ground up
  • Work autonomously in a dynamic environment

Technologies

  • ARM
  • Bluetooth
  • Embedded
  • Firmware
  • Hardware
  • IoT
  • Support
  • C++

Company

We are a company operating in the sports performance technology space, developing technology used in elite sport and other high-performance environments to support training, performance analysis, and athlete development. We are seeking a Principal Firmware Engineer who will play a key role in our growing team and product environment. Please note that we do not offer visa sponsorship for this role, and a UK driving license is required.

Qualifications

  • Strong experience developing embedded firmware in C/C++
  • Experience defining or influencing firmware architecture
  • Solid understanding of embedded systems fundamentals
  • Experience with RTOS or bare-metal development
  • Comfortable working with high levels of autonomy and technical ownership
  • Experience working on connected or IoT devices (desirable)
  • Familiarity with ARM-based microcontrollers (desirable)
  • Experience with Bluetooth or other wireless connectivity (desirable)
  • Background developing firmware for consumer hardware or connected products (desirable)

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Posted: April 22nd, 2026