Firmware Engineer III

Everfox
London
Intelligent. Dynamic. Resilient.

Everfox, formerly Forcepoint Federal, has been defending the world's most critical data and networks against the most complex cyber threats imaginable for more than 25 years. As trailblazers in defense-grade, high assurance cyber security, we have been leading the way in developing and delivering innovative cyber security technology. We protect data wherever it resides. Our unwavering dedication and commitment to our customers and the critical missions they serve are what set us apart. We are dynamic, vigilant, and proactive in everything we do. Our suite of cross domain, threat protection and insider risk solutions empower governments and enterprise organizations to use data safely - where and however their people need it. At Everfox, we innovate, we invest, we achieve. We protect what matters most to our customers. And we offer protection like no other. We do all of this so our customers can focus on what matters most... their mission.

Job Title: Firmware Engineer III

Location: London, Hybrid

Key Responsibilities
  • Taking new designs through the full engineering lifecycle for FPGA firmware development (design, implementation, test, integration, and support).
  • Adding new functionality to existing designs.
  • Contributing to the evolution of Everfox's engineering methods, processes and culture.
  • Recognising the industry that Everfox operates in, and appreciating the importance of following our information security policies.
Knowledge, Skills and Experience

You'll be perfect for the role if you have the following technical experience/skills:
  • Strong commercial experience of developing firmware for FPGAs.
  • Experience of managing and delivering small-scale FPGA projects.
  • A background in using continuous integration for FPGA development.
  • Demonstrable skills in mentoring/coaching other Engineers with less experience.
  • Collaborative approach with excellent interpersonal skills, able to work effectively both as part of a team and individually.
Ideally you will have familiarity with the following technologies:
  • RTL FPGA development in VHDL and Scala/SpinalHDL.
  • Programming in Python and C/C++.
  • Scripting in Python, Bash and TCL.
  • Verification using:
    • VHDL, SystemVerilog and/or Python
    • Cocotb
    • Transaction-level models
    • VUnit
    • UVM
  • Network packet processing and network protocols (ethernet, IP, UDP, TCP ...)
  • Signal processing in FPGAs.
  • Cryptographic algorithms, implementations and applications in FPGAs.
  • Developing security-enforcing functionality in FPGAs.
  • Interfacing FPGAs to CPUs.
  • Implementing/exploiting continuous integration.
  • Linux driver development.
  • Managing/undertaking development using agile techniques.
As an employee we'd be delighted if you have:
  • Self-motivation; you enjoy technical challenges and delivering results.
  • An interest in using new and innovative development tools.
  • Flexibility and adaptability and can cope when thrown in at the deep end.
  • Recognition of the importance of planning, prioritisation and getting work done on schedule.
  • Strong communication skills, both verbally and in writing.
A reasonable estimate of the base salary range for this role is:
£52,900.00-71,499.00 GBP

The actual salary offered may vary within the range based on a candidates' unique experience, locale, and business needs. In addition to a base salary and bonus plans, Everfox offers a generous benefits package including flexible PTO, a 401k match, and contribution to healthcare coverages. Our talent acquisition team will provide specific information regarding bonus eligibility and benefits offerings.

Don't meet every single qualification? Studies show people are hesitant to apply if they don't meet all requirements listed in a job posting. If there is something slightly different about your previous experience, but it otherwise aligns and you're excited about this role, we encourage you to apply. You could be a great candidate for this or other roles on our team.

Everfox is an equal employment opportunity employer and complies with all applicable federal, state, and local laws prohibiting discrimination. Everfox does not discriminate against any employee or applicant based on race, color, religion, sex, age, national origin, disability, veteran status, marital status, medical condition, or any other category protected by applicable law. If you are a qualified individual with a disability or a disabled veteran, you may request a reasonable accommodation if you are unable or limited in your ability to use or access the Company's career webpage as a result of your disability. You may request reasonable accommodations by sending an email to [email protected]

Everfox is a Federal Contractor. Certain positions with Everfox require access to controlled goods and technologies subject to the International Traffic in Arms Regulations or the Export Administration Regulations. Applicants for these positions may need to be "U.S. Persons," as defined in these regulations. Generally, a "U.S. Person" is a U.S. citizen, lawful permanent resident, or an individual who has been admitted as a refugee or granted asylum.

Applicants must have the right to work in the location to which you have applied.
#LI-DO1
Posted 2025-09-15

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