Firmware Engineer

Roke; Romsey; On-site; GBP 37,000 - 77,000; Full time

Job summary

Roke in the United Kingdom seeks an experienced OpenCPI/FPGA engineer to design, develop and optimise OpenCPI components for SIGINT and RF systems.

You will integrate OpenCPI solutions on FPGA-based SDR platforms, support hardware/software integration in secure lab and customer environments, and work with Delivery Managers to transition designs to deployed capability.

Qualifications

• Extensive VHDL experience.
• OpenCPI expertise.
• Understanding of SDR systems.
• Experience in secure National Security or MOD environments.
• Experience developing OpenCPI workers and containers in C/C++ and HDL, including VHDL/Verilog.
• Experience integrating DSP chains into FPGA and embedded Linux environments.
• Hardware/software integration in secure lab and customer environments.
• Ability to operate in customer-facing secure environments where required.
• Highest level of UK Government Clearance.

Responsibilities

• Design, develop, and optimise OpenCPI components and applications for SIGINT and RF systems.
• Integrate OpenCPI solutions onto FPGA-based and embedded SDR platforms.
• Support system architecture, trade studies, and technical design decisions.
• Ensure robust, scalable, and reusable OpenCPI-based implementations.
• Develop OpenCPI workers and containers in C/C++ and HDL.
• Integrate DSP chains into FPGA and embedded Linux environments.
• Conduct trade-off analysis across performance, latency, and resource utilisation.
• Support hardware/software integration in secure lab and customer environments.
• Work closely with Delivery Managers to ensure effective transition from design to deployed capability.
• Operate directly within customer-facing secure environments where required.
• Maintain strong technical credibility with National Security stakeholders.
• Highlight technical risks, dependencies, and resourcing requirements early.

Skills

VHDL

OpenCPI

SDR

Security clearance

C/C++

Verilog

FPGA

Embedded Linux

DSP chains

Customer-facing

National Security

Tools

Verilog

HDL

OpenCPI

FPGA

Embedded Linux

Job description

Salary: £37,000 - 77,000 per year

Requirements

• Extensive VHDL experience
• OpenCPI expertise
• Understanding of SDR systems
• Experience working within secure National Security or MOD environments
• Experience developing OpenCPI workers and containers in C/C++ and HDL, including VHDL/Verilog where required
• Experience integrating DSP chains into FPGA and embedded Linux environments
• Experience supporting hardware/software integration in secure lab and customer environments
• Ability to operate in customer-facing secure environments where required
• Highest level of UK Government Clearance

Responsibilities

• Design, develop, and optimise OpenCPI components and applications for SIGINT and RF systems
• Integrate OpenCPI solutions onto FPGA-based and embedded SDR platforms
• Support system architecture, trade studies, and technical design decisions
• Ensure robust, scalable, and reusable OpenCPI-based implementations
• Develop OpenCPI workers and containers in C/C++ and HDL
• Integrate DSP chains into FPGA and embedded Linux environments
• Conduct trade-off analysis across performance, latency, and resource utilisation
• Support hardware/software integration in secure lab and customer environments
• Work closely with Delivery Managers to ensure effective transition from design to deployed capability
• Operate directly within customer-facing secure environments where required
• Maintain strong technical credibility with National Security stakeholders
• Highlight technical risks, dependencies, and resourcing requirements early

Technologies

• AI
• Cloud
• DevOps
• Embedded
• FPGA
• Hardware
• Support
• Linux
• Security
• Verilog
• VHDL
• Firmware

More

We are a growing and highly trusted supplier into the National Security domain, delivering mission‑critical solutions that help keep the nation safe, secure, and prosperous. We work on leading‑edge technology solutions including AI/DS, Cyber, Cloud, DevOps/SRE, and Platform Engineering. We have secured long-term work across the full spectrum on the latest framework with our client, creating a strong springboard for our ongoing growth and development in this domain. We are Roke, built on over 70 years of heritage, with specialist knowledge in sensors, communications, cyber, and AI and ML. Our Gloucester site is in a business park two minutes from junction 11A of the M5, offering easy access to our local customer base and nearby views of the Cotswolds.

last updated 36 week of 2026