Senior Principal CPU Architect High-Perf Microarchitecture

European Tech Recruit; Cambridge; On-site; GBP 150,000 - 180,000; Full time

Job summary

European Tech Recruit is seeking a Senior Principal CPU Architect to define next-generation CPU architectures, working on high-performance designs and hardware/software co-design. The role requires deep expertise in out-of-order execution, memory hierarchies, and ISA development, with hands-on experience in C++ and Python tools for modeling and simulation.

You will collaborate with compiler, OS, and software teams to translate workloads into architectural features and guide future processor

Qualifications

• 10+ years of experience in high-performance CPU architecture or related roles.
• Deep understanding of out-of-order execution, superscalar design, and memory hierarchies.
• Expertise in ISA design and vector/matrix/accelerator instructions.

Responsibilities

• Lead architectural pathfinding for next-generation CPU designs.
• Define and evaluate microarchitectural concepts for performance.
• Develop cycle-accurate CPU simulation models in C++ and Python.
• Collaborate with compiler, OS, and software teams on hardware/software co-design.
• Analyse workloads to identify bottlenecks and translate them into architectural features.

Skills

CPU architecture

Microarchitecture

ISA design

Performance analysis

C++

Python

Cycle-accurate simulation

Compiler/OS co-design

Profiling tools

x86/Arm/RISC-V

Tools

VTune

Perf

LLVM/GCC

CPU simulators

Job description

European Tech Recruit is seeking a Senior Principal CPU Architect to define next-generation CPU architectures, working on high-performance designs and hardware/software co-design. The role requires deep expertise in out-of-order execution, memory hierarchies, and ISA development, with hands-on experience in C++ and Python tools for modeling and simulation.

You will collaborate with compiler, OS, and software teams to translate workloads into architectural features and guide future processor