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🥝 Senior CPU Architect (R & D)

IC Resources | cambridge, United-Kingdom | Posted May 28, 2026

Job Description

This is a key position as a senior architect – to work on the latest developments in CPU architecture – for improvements in processing power, performance and optimisation.

Main Responsibilities

  • Performance analysis of applications of interest to propose new instructions and ISA extensions.
  • Reworking and optimisation of critical parts of applications to support new ISA.
  • Implementation of proposed new instructions or uArch tweaks in performance simulator for evaluation of possible performance benefits.

Requirement

  • Deep understanding of modern CPU architectures
  • Knowledge and experience of using of latest Aarch64 or X86 instruction sets.
  • Background in performance analysis, profiling and workload characterization.
  • Excellent collaboration and interpersonal skills

Considered as a plus

  • Experience in developing and using performance simulators like GEM5...

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