Performance Modeling Architect

Position: Performance Modeling Architect Location: Cambridge, UK (100% Onsite) Employment Type: Full-time Overview: Join a cutting-edge CPU Architecture team leading system software innovation for next-gen Cloud and Mobile solutions. As a Performance Modeling Architect , you’ll work closely with CPU and system architects to bring architectural features to life through firmware, kernel, hypervisor, and application integration. This is a high-impact role blending hands-on system software development with strategic technical leadership. Key Responsibilities: Serve as the technical lead across the full software stack (firmware, kernel, hypervisor, drivers, applications). Design, prototype, and deliver system-level software solutions, balancing performance, quality, and security. Drive low-level system programming and OS design in C/C++. Integrate architectural features into OS-level components and drivers. Collaborate with open-source communities to drive adoption of new features. Support R&D, performance optimization, and real-world deployment of Arm-based CPU advancements. Lead profiling, instrumentation, and performance tuning across diverse workloads. Required Skills & Experience: 5 years in system software development (kernel, hypervisor, low-level programming). Expertise in C/C++/assembly and Python. Strong experience with Linux kernel, drivers, OS internals, and firmware. Deep understanding of Arm CPU architecture and SoC systems. Proven leadership in system software projects with hands-on code contributions. Knowledge of upstream Linux collaboration and open-source integration. Familiar with profiling tools, optimization strategies, and system performance measurement. Excellent communication skills across cross-functional teams. Preferred Qualifications: M.S. or Ph.D. in Computer Science, Electrical Engineering, or related. In-depth knowledge of AArch64 architecture and virtualization. Experience with Android or HarmonyOS. Exposure to heterogeneous computing (GPU, NPU, ISP, compositing).