Senior Software Engineer
Defence Technology | Chertsey, Surrey | Hybrid (2 days on-site) | Up to £80,000 + Package
The Company
A well-established, specialist defence and technology business based in Chertsey, Surrey. Operating as a flat, agile SME, the company delivers high-quality systems and products into the defence sector, offering genuine exposure across the full engineering lifecycle. You will be working in a technically driven environment where individual contribution has real impact on the business and its customers.
The Role
We are looking for a Senior Software Engineer to work within and lead a team of design engineers, delivering innovative software solutions into complex defence programmes. You will be responsible for translating system requirements into robust software architectures, managing delivery against project timescales and budget, and mentoring junior engineers within the team.
Key Responsibilities
Define architectural and detailed software designs as part of the wider system definition
Lead and mentor a software engineering team on a day-to-day basis
Work cross-functionally with firmware and electronics engineers to ensure system-level requirements are met
Monitor software compliance with project and company standards
Present designs at review stages both internally and to customers
Manage estimation, planning and progress against project milestones
What You'll Need
Strong C++ development experience, ideally to industry standards on Linux and/or Windows platforms
Experience in acoustic or RF signal processing (essential)
Familiarity with structured UML-based design tools (e.g. Enterprise Architect)
Experience of software verification and validation against contractual requirements
Exposure to embedded or real-time application software
Experience with Docker containers or equivalent containerisation
Strong technical documentation and stakeholder communication skills
Degree in Engineering, Mathematics, Computer Science or a related STEM subject (or equivalent experience)
Eligibility to obtain UK SC security clearance
Sole UK National from birth (required for security clearance purposes)
Full UK driving licence
What's On Offer
Up to £80,000 base salary plus package
Paid overtime or time off in lieu (up to 24 additional days per year)
Flexible core hours (09:30-12:00 and 14:00-16:00)
Competitive employer-matched pension
Private medical care
Onsite gym access
Salary sacrifice schemes (cycle to work, tech)
Structured training and career development
Holiday closedown over Christmas/New Year
Relocation package available
Candidates must hold Sole UK Nationality from birth.
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