Senior/Graduate CPU Research Engineer (Contractor or Permanent) – Machine Learning

Website Huawei

Our vision and mission is to bring digital to every person, home and organization for a fully connected, intelligent world.

About Huawei Research and Development UK Limited

Founded in 1987, Huawei is a leading global provider of information and communications technology (ICT) infrastructure and smart devices. We have more than 194,000 employees, and we operate in more than 170 countries and regions, serving more than three billion people around the world.

Our vision and mission is to bring digital to every person, home and organization for a fully connected, intelligent world. To this end, we will drive ubiquitous connectivity and promote equal access to networks; bring cloud and artificial intelligence to all four corners of the earth to provide superior computing power where you need it, when you need it; build digital platforms to help all industries and organizations become more agile, efficient, and dynamic; redefine user experience with AI, making it more personalized for people in all aspects of their life, whether they’re at home, in the office, or on the go.

This spirit of innovation has led Huawei to work in close partnership with leading academic institutions in the UK to develop and refine the latest technologies. The company’s commitment to investment in R&D in the UK, through university partnerships or bespoke facilities such as the photonics centre in Ipswich, will keep the country at the forefront of global digital innovation. And through this commitment, the UK will play an increasingly significant role in helping Huawei to develop the technologies of the future that will transform the way we all communicate, work and live.

For the past 30 years we have maintained an unwavering focus, rejecting shortcuts and easy opportunities that don’t align with our core business. With a practical approach to everything we do, we concentrate our efforts and invest patiently to drive technological breakthroughs.

This strategic focus is a reflection of our core values:

  • staying customer-centric,
  • inspiring dedication,
  • persevering,
  • Growing by reflection.

Huawei Research and Development UK Limited Overview

Huawei’s vision is a fully connected, intelligent world.

To achieve this, we work to inspire passion for basic research around the world. Our combined passion drives development across the global innovation value chain. Huawei has the largest Research and Development organization in the world with 96,000+ employees in research centers around the globe. In the UK, we already have design centers in Cambridge, London, Edinburgh, Ipswich and Bristol. We continue to explore and define new research directions and new services. We have expanded our collaborations with academic researchers; researched new network architectures, integration of communications and key enabling technologies; and developed the fundamental theories of these technologies. We invite you to join us on this exciting journey and drive your career forward.

Job Summary

Kirin is a groundbreaking heterogeneous intelligent chip that powers Huawei mobile phones and other devices. Our chip is designed to accelerate all kinds of smartphone services, such as internet browsing, navigation, games, video/image and AI processing. In order to provide the best-possible experience for our customers, we’re looking for world class scientists and engineers to join our CPU research team.

As a Senior Memory Subsystem Research Engineer with the Kirin team, you will be responsible for deep profiling of the in-house het_erogeneous CPU. You will be responsible for investigating performance and energy bottlenecks of the memory subsystem. You will be developing and exploring novel techniques for performance and energy software/hardware optimizations. The open position implies a wide range of research activities in collaboration with research centers across UK towards improving the performance and energy efficiency of Kirin. In this role, you will have a chance to prototype the state-of-the-art in-house CPU design with integrated 5G module and participate in the development of a new generation of system software stack for the Edge eco-system. We are welcome candidates who are ready to face all kinds of challenges and has a passion to compete with world-wide companies for the technological leadership.

Key Responsibilities:

  • Investigating inefficiencies in the Android/HarmonyOS scheduler.
  • Optimising the Android/HarmonyOS scheduler and DVFS governor.
  • Developing and supporting the workload simulator.
  • Applying ML algorithms for the design space exploration.
  • Gathering, analysing and presenting the results of the scheduler profiling.
  • Propose software and hardware modifications to address the discovered inefficiencies.
  • Analysis of the state-of-the-art technologies applied for improving the mobile system energy efficiency.


  • Master/PhD degree in Computer science/Engineering/Physics etc.
  • Knowledge of Android/Linux kernel (basics).
  • Knowledge of computer architectures and memory subsystems.
  • Strong coding skills, strong skills in C, C++, python and/or other scripting languages.
  • Highly-motivated and independent individual with a strong desire for knowledge acquisition.


  • Knowledge of the Android/Linux kernel.
  • Knowledge of the Linux scheduler (WELT, PELT).
  • Knowledge of the kernel profiling techniques.
  • Knowledge of Arm 64-bit architecture and instruction set.
  • Be familiar with energy efficient optimisation techniques, such as DVFS.

What we offer

  • 33 days annual leave entitlement per year (including UK public holidays)
  • Group Personal Pension
  • Life insurance
  • Private medical insurance
  • Medical expense claim scheme
  • Employee Assistance Program
  • Cycle to work scheme
  • Company sports club and social events
  • Additional time off for learning and development