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Posted 30 July, 2026

Software Security Engineer

Defence
Bristol, ENG, GB Full Time

Job Description

The opportunityJoin 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 roleLead 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 techniquessoftware architecture and design patternscoding standards, trade-offs, and best practiceSupport technology/framework evaluation and selection for software projects.Conduct security assessments and risk analysis for technologies and software systems: identify vulnerabilities and threatsdefine mitigation strategiesDrive continuous improvement : identify process improvementscontribute to development/implementation of engineering methodologies, tools, and frameworksMaintain clear, current security documentation (processes, procedures, guidelines).Produce security reporting/metrics to track activities, vulnerabilities, and remediation.What you can expect in the teamEngineering 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 forExperience 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 classificationSecurity Clearance : British Citizen or a Dual UK national with British citizenship .TPBN1_UKTJ