Principal Firmware (FPGA) Engineer

Location: London, Greater London, EnglandSector: Aerospace and DefencePosted: 2026-10-29Consultant: Kris Gittings ApplyPrincipal FPGA EngineerAre you an experienced FPGA or firmware engineer looking to work on cutting-edge technology in defence, aerospace, and security?Do you want to be part of a highly skilled team designing systems that make the world safer?Then look no further…We’re looking for a Principal FPGA Engineer to join our established engineering team delivering advanced electronic systems across defence and related sectors.

Remember to check your CV before applying Also, ensure you read through all the requirements related to this role.

You’ll play a key role in developing high-performance firmware solutions used in mission-critical environments, contributing to innovative technologies across aerospace, defence, transportation, security, and space.As a Principal Firmware Engineer, you’ll take ownership of FPGA-based design and development, working closely with multidisciplinary teams across systems, hardware, and software engineering.

You’ll contribute across the full development lifecycle, from requirements through to validation, helping ensure high-quality, reliable products.In this role, you will:Design and develop firmware using Hardware Description Languages (VHDL, Verilog, or SystemVerilog)Lead or contribute to firmware architecture and design decisionsVerify and validate firmware using simulation and testbench environmentsWork closely with systems, hardware, and software engineers to deliver integrated solutionsSupport requirements definition, design reviews, and technical decision-makingContribute to continuous improvement of firmware processes (automation, documentation, scripting)Use industry-standard tools for FPGA and system-on-chip developmentSupport integration activities, including occasional work at customer or test sitesDeliver work to agreed time, cost, and quality standardsWe’re looking for a collaborative and proactive engineer who enjoys solving complex problems and can operate with a high level of autonomy.You’ll bring:Strong experience developing firmware for FPGA-based systemsExpertise in VHDL, Verilog, or SystemVerilogExperience with simulation and verification tools (e.g.

ModelSim, QuestaSim)Solid understanding of digital design and hardware/software integrationAbility to contribute to or lead design and architecture activitiesStrong communication skills and experience working in multidisciplinary teamsEligibility to obtain UK Security ClearanceNice to have:Experience in defence, aerospace, or other safety-critical industriesKnowledge of protocols such as PCIe, Ethernet, AXIExperience with verification methodologies (e.g.

OSVVM, UVVM)Familiarity with tools such as MATLAB, DOORS, or Linux environmentsExperience mentoring junior engineers or leading small teamsYou’ll benefit from world-class training, development opportunities, and the chance to work alongside some of the brightest minds in the industry.You’ll also receive a package that includes:Competitive salaryCoaching, training, and ongoing career developmentPension with employer contributionsGenerous holiday allowance, increasing with serviceFlexible working arrangements, including hybrid working and early finish on FridaysDue to the nature of this role, candidates must be eligible for UK Security Clearance.

This includes providing evidence of identity, right to work in the UK, and employment/education history. xwzovoh

Some roles may require additional vetting.