Principal Analog/Mixed-Signal IC Design Engineer

Job Description Job Title : Principal Analog/Mixed-Signal IC Design Engineer Location : Edinburgh, Scotland Job Type : Permanent Overview Our client is a globally recognised leader in high-performance semiconductor solutions, with a strong heritage in precision analog and mixed-signal innovation. They partner with leading technology companies to deliver cutting-edge ICs used in high-volume consumer and professional audio applications, consistently pushing the boundaries of performance, power efficiency, and integration. An opportunity to join a high-performing audio design team developing next-generation consumer audio ICs. This role focuses on high-performance ADC/DAC design, driving innovation in audio architectures for cutting-edge, high-volume products. You will take a leading technical role, influencing architecture, design, and validation, while collaborating with global teams and mentoring engineers. Key Responsibilities Lead architecture definition and system-level design of high-performance mixed-signal ICs Own block-level and transistor-level design, including full simulation and verification Drive integration of analog and digital subsystems into complex SoCs Present designs and results to internal stakeholders and Tier-1 customers Support layout, silicon validation, testing, and product qualification Collaborate across multi-site teams to ensure successful product delivery Requirements MSc or PhD in Electrical/Electronic Engineering 10+ years’ experience in analog/mixed-signal IC design Strong expertise in delta-sigma ADC/DAC design (end-to-end development) Deep understanding of delta-sigma fundamentals and non-idealities (noise shaping, jitter, distortion, stability, etc.) Experience with audio amplifiers (Class-D), power conversion (buck/boost), and precision analog blocks (bandgap, LDOs, bias) Proven track record of first-pass silicon success in high-volume production Strong experience with Cadence/Spectre and system-level modelling (MATLAB, Simulink, Python or similar) Excellent communication skills and ability to work across global teams Ability to lead technically without direct authority Preferred Experience Track record of achieving ~120dB SNR and best-in-class THD+N Background in consumer or professional audio IC design Experience with Class-D amplifier design Understanding of digital audio and DSP concepts (filtering, interpolation/decimation, modulation) Passion for audio technology