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Full time
Technology
Software Security Engineer
DefenceBristol, South West England🇬🇧United KingdomPosted 17 Jul 2026
Quick Overview
Work Type
On Site
Schedule
Full Time
Level
Mid Senior
Job Description
The opportunity
Join a software engineering function where you'll get broad exposure to the organisation's product portfolio, working in a team that actively adopts modern/innovative technologies.
Key aspects of the role
- Lead and guide the security aspects of product development across the full lifecycle: concept/design ? delivery ? in-service support.
- Provide hands-on technical guidance to software development and wider project teams, including:
- security requirements and techniques
- software architecture and design patterns
- coding standards, trade-offs, and best practice
- Support technology/framework evaluation and selection for software projects.
- Conduct security assessments and risk analysis for technologies and software systems:
- identify vulnerabilities and threats
- define mitigation strategies
- Drive continuous improvement:
- identify process improvements
- contribute to development/implementation of engineering methodologies, tools, and frameworks
- Maintain clear, current security documentation (processes, procedures, guidelines).
- Produce security reporting/metrics to track activities, vulnerabilities, and remediation.
What you can expect in the team
- Engineering is central to the business, with scope to grow technical leadership and deepen understanding of complex software systems.
- Work alongside a multi-disciplinary engineering environment within a supportive and expanding software engineering team.
What we're looking for
- Experience developing complex software products in regulated/safety-/security-conscious sectors such as defence, automotive, aerospace, telecoms (or similar).
- Practical software security experience, with knowledge of relevant standards and best practices.
- Strong collaborator and technical leader with good communication/influencing skills; enjoys problem solving and technical challenge.
- Interest in emerging technologies and current security challenges.
- Embedded software and/or firmware experience is beneficial but not essential.
- STEM degree (or equivalent experience) and comfortable working cross-discipline.
Dynamic (hybrid) working: 3 to 5 days per week on-site, due to workload classification
Security Clearance: British Citizen or a Dual UK national with British citizenship.
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