Sr. VxWorks Developer

Job description

Senior VxWorks / DO-178C Developer

Number of positions: 4

Location: Remote – UK based

Contract: Inside IR35

Duration: ASAP – September 2027

Pay rate: £474 per day, inclusive of holiday pay

Umbrella equivalent: £550 per day

CPL is supporting a client with the appointment of four experienced Senior VxWorks / DO-178C Developers for a long-term embedded software engineering programme. We are looking for senior engineers with strong safety-critical embedded development experience and, critically, proven DO-178C certification experience.

Key Responsibilities

- Design, implement and validate embedded software, including Board Support Packages (BSPs), for custom and COTS embedded hardware systems.

- Design, implement and test software drivers for peripheral devices used within embedded hardware environments.

- Develop hardware test code and support the bring-up and validation of custom embedded hardware.

- Produce detailed technical and software design documentation.

- Support technical planning, including statements of work, effort estimation and identification of required engineering skills.

- Troubleshoot complex technical issues across embedded software and hardware environments.

- Work independently while collaborating with project managers, engineers and wider technical teams.

- Provide technical mentoring and support to more junior engineers where required.

Essential Skills & Experience

- DO-178C certification experience is mandatory.

- Minimum 7 years’ software development experience, including at least 5 years working with DO-178C development.

- Deep understanding of DO-178C standards, particularly DAL A certification.

- Strong experience of requirements-based testing, verification and validation, and structural coverage.

- Experience developing safety-critical and/or avionics software.

- Strong C programming skills.

- Experience with low-level embedded software development, including BSPs and device drivers.

- Experience with embedded development environments such as Workbench or Eclipse.

- Experience with custom embedded hardware bring-up.

- Development experience across embedded processor architectures such as PowerPC, MIPS, x86 and ARM.

- Familiarity with tools such as DOORS, Polarion and Jira, or equivalent.

- Strong communication, problem-solving and stakeholder-facing skills.

Desirable: Experience with multi-core and virtualisation architectures, Simics and/or certification-focused environments.