Embedded Software Engineer

3 days ago

Tewkesbury GL DN, United Kingdom PentenAmio UK Full time

Location: Tewkesbury (Hybrid)

Work Type: Contract (6 month)

Salary: £300 - £650 PD (Inside IR35)

Clearance Required: SC

About PentenAmio

PentenAmio is a leading provider of advanced digital security solutions that power national security and resilience across the UK, Australia and our allies. Focused on solving complex digital challenges that others avoid, we embrace the impossible to deliver transformative technologies that protect those who protect us.

Across the UK and Australia, PentenAmio combines a legacy of knowledge and proven delivery across secure mobility and AI-driven deception technologies. Our work spans Government and Defence markets across civil and military applications, powering intelligent advantage on a global scale.

Typical Activities

Working in collaboration with internal stakeholders across Engineering, Product, and Technical Leadership, theEmbedded Software Engineer will design, develop and deliver robust embedded software solutions across diverse hardware and operating system environments.

  • Design, develop, code, test and debug embedded software on COTS and bespoke hardware
  • Implement secure, maintainable and testable software aligned to engineering standards
  • Develop and modify board support packages, drivers, filesystems and middleware
  • Participate in design reviews, sprint ceremonies and multidisciplinary engineering activities
  • Produce clear requirements, design documentation and test artefacts
  • Contribute to task breakdowns, effort estimation and progress reporting
  • Support continuous improvement of tooling, workflows and engineering practices
  • Champion secure design, robustness and performance in resource-constrained systems

What we're looking for

  • Strong experience in embedded software development using real-time C
  • Skilled in debugging constrained embedded systems using lab equipment (oscilloscopes, power supplies, etc.)
  • Experience with low-level systems development (kernel/user space, BSPs, RTOS, microkernels)
  • Proficient with build systems such as Yocto, Buildroot, CMake or GNU Make
  • Knowledge of secure application design, cryptographic principles and defensive programming
  • Familiarity with networking protocols (TCP/IP, ARP) and tools (Wireshark, TCPDump)
  • Experience with Git-based workflows, CI pipelines and containerised development environments
  • Ability to produce high-quality technical documentation and review artefacts from others
  • Strong communication, collaboration and problem-solving skills within multidisciplinary teams

Desirable

  • Experience with Go, Rust or modern web application frameworks
  • Experience with Python, Bash and UI frameworks (e.g., Qt, WxPython)
  • Knowledge of fuzzing, static/dynamic analysis and automated test frameworks (AFL, Robot, OpenHTF)
  • Background in security-oriented or safety-critical systems
  • Experience introducing modern engineering practices and continuous improvement initiatives

Qualifications & Eligibility

To be eligible for this position you must:

  • Hold a relevant degree in Software, Electronics, Computer Engineering or equivalent professional experience; and,

  • Be a British citizen; and

  • Hold UK National Security Vetting (NSV) - SC level clearance (or higher).

PentenAmio is committed to providing equality of opportunity for all. We aim to ensure our workplaces are free from discrimination and that our current and future colleagues are treated fairly and with dignity and respect. Please inform us of any reasonable adjustments that we may need to make.

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