Contract Position for a Digital Verification Engineer Cambridge (Remote / Hybrid) Outside IR35

We have an exciting Outside IR35 contract opportunity for an experienced Digital Verification Engineer to join a leading open-source silicon team.

Hourly Rate: Negotiable and dependent on experience (Outside IR35)

Ideally based in Cambridge, with hybrid/onsite presence preferred.

Remote working is available, and candidates anywhere in the EU will be considered, though UK / Cambridge-based engineers are preferred.

You will contribute to production-proven projects including Ibex CPU and OpenTitan, delivering commercial-grade, tapeout-ready silicon alongside world-class partners.

The Role

Apply industrial-strength verification across block- and system-level designs including RISC-V cores, cryptographic IP (OTBN), and key peripherals (USB, I2C, SPI).

Key Responsibilities

• Develop and debug SystemVerilog/UVM testbenches
• Create verification plans, tests, and coverage
• Review contributions and resolve regressions
• Support CI/test infrastructure
• Collaborate with partners through tapeout

Requirements

• 5+ years industry verification experience
• Strong SystemVerilog and UVM
• Full verification lifecycle experience through tapeout
• C and/or Python for automation
• Git/GitHub collaboration

Desirable: Formal verification (Jasper), RISC-V/ISA knowledge, security verification, silicon bring-up, or technical leadership experience.