Cyber Software Engineer

Operational Cyber Software Engineer

Salary: Up to £85,000 + Excellent Benefits

Location: Gloucester, Manchester or London (Onsite)

Security Clearance: Must be eligible for Developed Vetting (DV)

We're supporting a leading organisation delivering some of the UK's most complex and mission-critical cyber programmes. This is an opportunity for experienced Software Engineers to work on cutting-edge operational cyber challenges, developing capabilities that directly support national security.

You'll join a highly technical engineering team specialising in secure software development, vulnerability research and high-assurance systems, working alongside some of the brightest minds in the industry.

What You'll Be Doing

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• Designing, developing and testing secure, high-assurance software solutions.
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• Building robust applications with security embedded throughout the development lifecycle.
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• Working across multiple operating systems, languages and technologies.
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• Conducting peer reviews and mentoring junior engineers.
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• Applying modern engineering practices including CI/CD, automated testing and secure development methodologies.
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• Researching emerging technologies and identifying potential security risks.
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What We're Looking For

You'll ideally have experience with:

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• Software engineering using C++, Java or C#
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• Scripting or automation using Python, JavaScript, PowerShell or similar
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• Secure software development and software engineering best practices
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• Source control, debugging, testing and continuous integration
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• Linux and/or Windows operating systems
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• Strong understanding of core computer science principles
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• Excellent communication skills and the ability to work within highly collaborative engineering teams
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Previous experience within cyber security is beneficial but not essential—strong software engineers with an interest in security are encouraged to apply.

What's On Offer

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• Salary up to £85,000
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• Dedicated training budget and funded professional development
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• Clear technical career progression
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• Flexible working arrangements available
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• Excellent pension and comprehensive benefits package
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• Opportunity to work on genuinely meaningful projects that have real-world impact
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Please note: Due to the nature of the work, applicants must be eligible to obtain UK Developed Vetting (DV) Security Clearance and have the right to work in the UK.