Protocol Analyst​/Software Developer

Salary: £32,000 - 72,000 per year

• We require active transferable UK
  * C DV clearance and willingness to undergo BPSS prior to starting.
• We are looking for experience in protocol analysis and software development within secure or operational environments.
• We value strong technical problem-solving skills and the ability to investigate complex systems and data behaviour.
• We need experience contributing to the design, development and maintenance of bespoke software capability.
• We expect familiarity with working in multidisciplinary engineering teams and collaborating with analysts, developers and technical stakeholders.
• We seek candidates who can produce secure, maintainable code and support technical documentation.
• We are looking for strong communication skills and the ability to contribute effectively in collaborative engineering discussions.
• We prefer people who are adaptable, technically curious and comfortable working across broader engineering challenges.
• We welcome experience with agile delivery and technical planning.
• We require candidates to be able to work onsite within secure customer environments in Romsey.

• We support protocol analysis and software development activities across secure operational systems and communications environments.
• We contribute to the design, development and maintenance of bespoke software capability within high-side programmes.
• We work closely with multidisciplinary engineering teams to investigate technical challenges and support operational problem-solving.
• We produce secure, maintainable code and contribute to collaborative engineering practices across delivery teams.
• We assist with technical investigations, system analysis and the interpretation of complex protocol or data behaviour.
• We support detailed technical documentation, knowledge sharing and collaborative engineering discussions.
• We participate in agile delivery activities and contribute to technical planning, refinement and wider programme delivery.
• We work onsite within secure customer environments alongside engineers, analysts and operational stakeholders.

• Support
• Security
• LESS
• Marketing

We are supporting secure National Security programmes in Romsey and are hiring into a multidisciplinary, engineering-led team that works close to difficult technical problems in genuinely secure operational environments. This role offers broad technical ownership, meaningful operational relevance and the opportunity to collaborate with experienced developers, analysts, technical leadership and operational stakeholders. We offer an environment that values technical curiosity, problem-solving and hands‑on engineering over rigid process, with long‑term programme exposure and excellent day‑rate contracting opportunities inside IR35.