Job Description Senior Embedded Software Engineer – BLE/Audio Codec
Location: Belfast (On-site preferred with flexible WFH options)
Contract: Inside IR35
Duration: 6–12 months (likely extension)
Start Date: ASAP
Overview:
We're seeking a highly skilled Embedded Software Engineer to join a cutting-edge BLE/Audio Codec team working on ultra-low-power embedded systems, such as wireless earbuds and headphones. This role requires strong embedded C/C++ skills, with a focus on code optimisation for constrained environments.
Key Responsibilities:
Develop and optimise embedded firmware for BLE audio devices
Work on LC3 codec integration and system-level performance tuning
Collaborate with hardware, DSP, and software teams to deliver end-to-end solutions
Debug and profile firmware on target systems using cross-compilation tools
Key Technologies:
Embedded C/C++ (performance-optimised code for low-resource systems)
BLE / LC3
DSP (Digital Signal Processing fundamentals)
Embedded Linux
Cross-compilation (GCC toolchain)
Python (desirable, not essential)
Working Model:
Ideally 5 days/week on-site in Belfast
Flexible structure: WFH mornings or afternoons allowed
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