Principal CPU Architect - CPU Design / Performance Modelling / Computer Architecture

European Tech Recruit • cambridge, cambridgeshire, cambridge, cambridgeshire • Posted June 11, 2026

About the Role

Principal CPU Architect – CPU Design / Performance Modelling / Computer Architecture

We are currently partnered with a leading global semiconductor and compute technology organisation developing next-generation CPU architectures for flagship mobile and compute platforms. They are looking to hire a Principal CPU Microarchitect to drive innovation across advanced processor cores, focusing on workload-driven microarchitectural design and performance modelling.

Key responsibilities

  • Define and evaluate advanced CPU microarchitectural features across fetch/decode, out-of-order execution, branch prediction, memory subsystems, cache hierarchy, and prefetching
  • Develop and maintain cycle-accurate performance models using gem5 or equivalent simulation environments
  • Drive workload analysis using performance counters, trace analysis, and profiling methodologies to identify bottlenecks and optimisation opportunities
  • Eva...