Senior Firmware Engineer

Platform Recruitment; Cambridgeshire and Peterborough; On-site; GBP 80,000 - 90,000; Full time

Job summary

Platform Recruitment in Cambridge seeks a Senior Firmware Engineer to own the full embedded firmware stack, from initial investigation through to integration and release, with a high degree of autonomy on advanced communication technology.

Design and maintain C firmware for TI DSPs and ARM aarch64 Linux platforms, implement and optimize MAC/RLC stacks for GERAN, UTRAN, E-UTRAN and NR, and collaborate with FPGA teams to manage Xilinx SoC data paths and DMA transfers.

Qualifications

• Extensive experience in C for resource-constrained targets, including deep knowledge of memory layout, linker scripts, and drivers for SPI, I2C, and DMA.
• Strong command of DSP fundamentals and 3GPP standards
• Several years of commercial experience in cellular or RF firmware.

Responsibilities

• Design and maintain C firmware for TI DSPs and ARM aarch64 Linux platforms
• Implement and optimize MAC/RLC protocol stacks for GERAN, UTRAN, E-UTRAN, and NR
• Collaborate with FPGA teams to manage Xilinx SoC data paths and DMA transfers

Skills

C programming

DSP fundamentals

3GPP standards

RF firmware

Tools

TI DSP

Xilinx SoC development

srsRAN

Job description

Senior Firmware Engineer | Cambridge | £80-90k dependant on experience

My client is looking for an experienced Firmware Engineer to join a small, high-impact signal processing team. You will take ownership of the full embedded firmware stack, from initial investigation through to integration and release, working with a high degree of autonomy on cutting-edge communication technology.

Responsibilities

• Design and maintain C firmware for TI DSPs and ARM aarch64 Linux platforms
• Implement and optimize MAC/RLC protocol stacks for GERAN, UTRAN, E-UTRAN, and NR
• Collaborate with FPGA teams to manage Xilinx SoC data paths and DMA transfers

Requirements

• Extensive experience in C for resource-constrained targets, including deep knowledge of memory layout, linker scripts, and drivers for SPI, I2C, and DMA.
• Strong command of DSP fundamentals and 3GPP standards
• Several years of commercial experience in cellular or RF firmware.

Bonus Skills

• Familiarity with TI DSP architecture or Xilinx SoC development toolchains
• Experience with open-source SDR tools like srsRAN or PCI-based host-to-DSP communication architectures.

If you are a proactive problem-solver ready to take ownership of complex firmware challenges