Lead CPU Microarchitecture & Performance Engineer

Huawei Technologies Research & Development (UK) Ltd; Cambridge; On-site; GBP 90,000 - 140,000; Full time

Job summary

Huawei Technologies Research & Development UK Limited is seeking a Senior CPU Architect to drive next-generation CPU microarchitecture. You will lead performance modeling, workload analysis, and microarchitectural exploration in collaboration with cross-functional teams across hardware and software domains.

The role requires a PhD or a MS/BS with 5+ years of relevant experience, deep PPA trade-off knowledge, and strong C++/Python skills.

Qualifications

• BS/MS in Computer Science, Computer Engineering, Electrical Engineering, or related field with 5+ years of relevant experience, or a PhD.
• Deep knowledge of CPU microarchitecture, focusing on areas such as fetch/decode, branch prediction, rename/dispatch, out-of-order execution, execution units, load/store, prefetching, or memory hierarchies.
• Solid understanding of performance, power, and area (PPA) trade-offs within high-performance CPU microarchitectures.
• Proficiency in advanced software engineering practices, performance profiling methodologies, and multi-language development (e.g., modern C++, Python).
• Strong analytical and debugging skills across complex systems.
• Excellent technical communication and cross-functional collaboration skills.

Responsibilities

• Microarchitecture Definition: Define next-generation CPU microarchitecture and high-level specifications in close partnership with cross-functional hardware and software teams.
• Performance Modeling & Simulation: Build and refine cycle-accurate and functional simulators to evaluate emerging microarchitectural concepts.
• Architecture Exploration & Trade-offs: Propose novel microarchitectural features and quantify PPA impacts to drive balanced design decisions.
• Workload & Sensitivity Analysis: Profile target workloads, analyze bottlenecks, and identify architectural sensitivities to steer core optimization.

Job description

Huawei Technologies Research & Development UK Limited is seeking a Senior CPU Architect to drive next-generation CPU microarchitecture. You will lead performance modeling, workload analysis, and microarchitectural exploration in collaboration with cross-functional teams across hardware and software domains.

The role requires a PhD or a MS/BS with 5+ years of relevant experience, deep PPA trade-off knowledge, and strong C++/Python skills.