Job Description
Software Engineer - Mid-Lead Level - Security & Defence
Location: London, Gloucester, or Manchester (Hybrid options available)
Salary: £47,000 - £90,000 + clearance uplift + company bonuses + benefits
Clearance: Active eDV Clearance
Join one of the UK’s most impactful mission-led technology teams and work at the sharp end of national security.
We’re working with a range of defence primes, specialist consultancies, and tech-first SMEs delivering cutting-edge software solutions to protect the UK’s critical assets.
These roles are core to national security, working across projects in cyber defence, secure data systems, threat intelligence, and high-integrity platforms.
What you’ll do:
* Design, develop, and maintain secure software systems that meet mission-critical demands
* Collaborate with multidisciplinary teams (DevOps, Data, Cyber, Architecture) to build robust, scalable tools
* Engage with clients and security stakeholders to ensure compliance and reliability
* Work across a modern tech stack in low-trust, high-sensitivity environments
* Contribute to systems architecture, testing, integration, and deployment
Ideal Background:
* Strong experience in modern programming languages (Python, Java, Typescript, JavaScript)
* Familiarity with secure coding principles and systems engineering
* Experience with cloud platforms (AWS, Azure, GCP) and DevOps tooling is a bonus
* Comfortable working in agile, iterative environments
* Active DV clearance is essential
* A passion for mission-focused work and working in a collaborative, accountable team
If you're a software engineer with active clearance, who thrives on purpose, complexity, and technical challenge, let's talk.
Drop a message or email to apply - all conversations are confidential. Jenna@fortice.co.uk