Semiconductor Jobs

Spotlight

Senior Processor Architect

This role involves defining and driving the architecture of high-performance compute engines for AI acceleration, including ISA design, memory hierarchies, and on-chip interconnects. The architect will work closely with design, verification, and software teams to translate architectural vision into real-world silicon, using performance modelling and data-driven analysis. It's a hands-on position requiring deep expertise in processor design and cross-disciplinary collaboration to deliver cutting-edge AI hardware.

Fractile London, United Kingdom

Spotlight

Semiconductor Test Engineering Team Leader

Lead the development and execution of manufacturing test strategies for an advanced AI accelerator chip, overseeing both internal teams and external partners. Drive test architecture, DFT integration, and silicon bring-up across high-speed interfaces like PCIe Gen6 and LPDDR, with a focus on yield, scalability, and advanced packaging. Work closely with cross-functional teams to ensure robust test coverage and successful high-volume manufacturing transfer.

Fractile Bristol, United Kingdom

On-site Permanent

Lead Physical Design Engineer

This role involves leading the end-to-end physical implementation of advanced ASIC/SoC chips, from synthesis and floorplanning to sign-off, with a focus on optimising performance, power, and area. The engineer will work closely with RTL, DFT, and process teams, using EDA tools and advanced AI techniques to enhance design quality and productivity. Full-chip ownership and collaboration across disciplines are key aspects of the position.

Fractile London, United Kingdom

On-site Permanent

Silicon Infrastructure Engineer

This role involves developing and maintaining infrastructure tooling for silicon design, focusing on EDA workflows, build systems, and compute environments. The engineer will create cacheable, reproducible workflows, support EDA tools across the chip lifecycle, and manage cloud or on-premise infrastructure using IaC. Work includes deployment, monitoring, and optimisation of high-performance computing systems used by silicon engineering teams.

Fractile London, United Kingdom

Hybrid Permanent Clearance Required

Senior FPGA Engineer - HPC Hardware Design

Design and optimize FPGA-based systems for ultra-low-latency, high-throughput data processing in custom hardware acceleration and performance-critical infrastructure. Work on both simple circuitry and complex technical challenges in a collaborative, innovation-driven team environment. Focus on timing closure, digital design, and hardware/software co-design for cutting-edge hardware systems.

Newton Colmore London, United Kingdom

Hardware Engineer

This role involves hands-on design and development of high-speed digital and mixed-signal electronic systems, spanning from concept through to manufacturing. The engineer will create multilayer PCBs, perform signal integrity analysis, and support FPGA-based and RF-intensive hardware using tools like MATLAB and VHDL. Responsibilities include test validation, technical documentation, and collaboration across design, manufacturing, and systems teams.

DCV Technologies London, United Kingdom £50,000 – £60,000 pa

Hybrid Permanent

Field Service Engineer (Semiconductor)

This role involves providing technical support at customer sites, repairing products, and assisting with business development. Responsibilities include installation, maintenance, and troubleshooting of RF products, ensuring health and safety compliance, and occasional travel to the UK and Europe.

People First London, United Kingdom £38,000 pa

On-site Permanent

C++ Quantitative Developer - HFT- Systematic Quant Fund

This role involves designing and operating ultra-low-latency systems for a leading systematic quant fund. You will work on kernel-level tuning, network optimization, and highly efficient C++ components, collaborating with experts in FPGA, hardware, and infrastructure to build end-to-end architectures where every nanosecond counts.

eFinancialCareers London, United Kingdom

On-site Permanent

C++ Software Engineer - High-Frequency Trading / Low-Latency- Leading Quantitative Trading Firm

Design and optimize high-performance, low-latency C++ systems for global quantitative trading. Work across the full stack from market data and execution infrastructure to FPGA/ASIC-based hardware integration. Solve complex performance and scalability challenges in a collaborative, engineering-led environment with direct input into architectural decisions.

eFinancialCareers London, United Kingdom £600,000 pa

Radar FPGA Design Engineer

Design and implement advanced FPGA architectures for radar and satellite communication systems using VHDL, with a focus on high-speed digital signal processing. Lead design reviews, mentor junior engineers, and translate high-level requirements into verified, production-ready firmware running on target hardware. Work spans the full development lifecycle from specification to system certification.

Expert Employment Garden Suburb, London, NW11 6QG, United Kingdom £65,000 – £75,000 pa

Senior/Principal Physical Design Engineer

This role involves end-to-end physical implementation of advanced ASIC/SoC designs for AI accelerators, including floorplanning, placement, clock tree synthesis, routing, and sign-off. The engineer will optimise for performance, power, and area (PPA) using industry-standard EDA tools and collaborate closely with RTL, architecture, and process technology teams. Focus areas include timing closure, low-power design, and manufacturability for cutting-edge nodes like 7nm and below.

Fractile London, United Kingdom

On-site Permanent

Senior System Architect

The Senior System Architect will define and drive end-to-end hardware architecture for AI-accelerating systems, spanning chip interfaces, interconnects, board design, and thermal management. This role involves hands-on prototyping, system bring-up, and close collaboration with digital, firmware, and software teams to ensure architectural coherence. The architect acts as a technical leader and integrator across disciplines, shaping system design from concept through production.

Fractile London, United Kingdom

Senior Embedded Performance Engineer

This role involves developing and optimizing low-level runtime software for a next-generation AI inference chip, focusing on performance-critical ML kernels in C and assembly. The engineer will drive early silicon evaluation, create microbenchmarks, and collaborate closely with hardware, compiler, and simulation teams to deliver measurable performance gains. Work spans from firmware-level control paths to profiling and regression tracking in a tightly integrated hardware-software environment.

Fractile London, United Kingdom

Senior Linux Kernel Driver Engineer

Design and develop high-performance Linux kernel drivers for an AI inference accelerator, focusing on PCIe, DMA, memory management, and interrupt handling. Work closely with hardware, firmware, and ML teams in a co-design environment from pre-silicon through performance optimization. Build robust, low-latency kernel-space paths and stable userspace interfaces critical to system throughput and latency.

Fractile London, United Kingdom

Senior Verification Engineer

This role involves leading pre-silicon RTL verification for AI-focused integrated circuits, developing testbenches, functional models, and coverage strategies to ensure high-quality tape-outs. The engineer will collaborate closely with RTL design, system architecture, and software teams in a fast-paced, full-stack environment. Emphasis is placed on improving verification methodologies, leveraging software-driven approaches, and contributing to architectural discussions in a highly collaborative, technically rigorous team.

Fractile London, United Kingdom

On-site Permanent Clearance Required

Verification Engineer

Work as a Silicon Verification Engineer on AI-focused IC development, verifying RTL for data centre-scale ML/AI chips. Collaborate across hardware and software teams to build high-quality silicon using modern methodologies including Cocotb and Bazel. Engage in specification, architecture, and verification planning in a fast-paced, full-stack environment.

Fractile London, United Kingdom

On-site Permanent