Senior Audio DSP Firmware Engineer - Hybrid

Cirrus; Newbury; Hybrid; GBP 85,000 - 110,000; Full time

Job summary

Cirrus Logic in Newbury, UK, is recruiting a Senior Firmware Engineer to design and develop embedded firmware for advanced audio signal processing. You’ll work across the stack from algorithm design to low-level DSP firmware, collaborating with hardware, systems, and marketing teams to bring products from concept to production.

The role emphasizes fixed-point and floating-point DSP firmware, performance optimization for throughput, power, and latency, and frequent interaction with hardware and

Qualifications

• Degree (1st or 2.1) in Electronics, Embedded Software, Signal Processing or related discipline
• Strong experience in embedded firmware development in C/C++ for fixed-point and floating-point DSPs
• Ability to translate Matlab algorithms to embedded firmware in C/C++
• Experience optimizing firmware for latency, memory, and power
• Proven debugging and profiling skills with JTAG/SWD
• Experience with DSP libraries and SIMD optimizations

Responsibilities

• Design, implement, and maintain embedded firmware for DSP cores
• Develop firmware with C/C++ for fixed-point and floating-point DSPs
• Optimize algorithms for custom hardware and DSP cores
• Develop test strategies and lab setups for validation
• Collaborate with chip design, applications, systems, and marketing teams
• Contribute to documentation, interface specs, and bring-up guides
• Participate in code reviews and enforce embedded quality practices
• Use debugging tools like JTAG/SWD, logic analyzers, and oscilloscopes
• Bring up new hardware including boot flows and memory maps

Skills

C/C++ firmware

DSPs

Fixed-point

RTOS & concurrency

JTAG/SWD

Git/GitHub

Debugging & profiling

MATLAB algorithm design

Education

Bachelor’s or higher in Electronics/Embedded Software/Signal Processing

Tools

GCC/LLVM toolchains

CMake/Make, Meson

OpenOCD/J-Link

GDB

Job description

Cirrus Logic in Newbury, UK, is recruiting a Senior Firmware Engineer to design and develop embedded firmware for advanced audio signal processing. You’ll work across the stack from algorithm design to low-level DSP firmware, collaborating with hardware, systems, and marketing teams to bring products from concept to production.

The role emphasizes fixed-point and floating-point DSP firmware, performance optimization for throughput, power, and latency, and frequent interaction with hardware and