CPU Validation Engineer - Outside IR35 - Fully Remote

Job Title: CPU Validation Engineer (Remote - Europe/UK | Outside IR35)

A CPU Validation Engineer is now needed to join a highly reputable rapidly growing Engineering firm that are pushing the boundaries of CPU validation-spanning simulators, FPGA, and silicon environments. At the heart of our mission is ensuring functional correctness, industry compliance, and overall operational excellence.

Location & Contract

• Fully remote across Europe and the UK
• Outside IR35

Responsibilities

• Develop, configure, and execute validation tests across simulation (pre-silicon), FPGA, and silicon platforms-ensuring alignment with specifications and interoperability standards
• Design and maintain verification infrastructures: test-benches, coverage monitors, assertions, and test plans
• Debug failures within instruction set simulators, silicon models, and FPGA environments
• Collaborate closely with architecture, design, and software teams to trace bugs and drive resolution
• Contribute to building coverage-driven verification frameworks, ensuring thorough spec compliance

Required Skills & Experience

• Advanced UNIX/Linux Scripting (Makefiles, Bash, Perl, Python, etc.)
• Expertise in coverage-driven, compliance/interoperability verification and test planning
• Hands-on experience with instruction set simulators
• Proficient in SystemVerilog for test and environment development
• Proven track record developing validation tests across silicon, simulator, and FPGA platforms

Desired (Nice-to-Have) Skills

• Familiarity with RISC-V ISA and assembly language
• Experience with simulators such as QEMU, Spike, or Sail
• Background in open-source hardware or software community contributions
• Proficiency with GitHub workflows, especially CI and regression test automation

Why Join Us?

• Fully remote, flexible work environment across Europe/UK
• Engage deeply with cutting-edge CPU validation and verification technologies
• Collaborate with a passionate, technically driven team
• Opportunity to shape and innovate test frameworks that influence real silicon

How to Apply

Please apply and feel submit your CV to (see below)

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