Cyber Software Engineer - National SecurityLocation: ManchesterClearance Required: Eligibility for DV (Developed Vetting) Clearance (British Citizens only, 10 years UK residency)

Protect What MattersJoin a trusted and growing supplier in the National Security sector, working at the forefront of technology to develop mission-critical systems that help keep the nation safe, secure, and resilient.

This is an opportunity to contribute to innovative programmes involving Cyber Security, AI/Data Science, Cloud, DevOps, and Platform Engineering, all within a secure, impactful environment. With long-term project work secured through major government frameworks, you'll be part of a fast-growing capability with real-world impact.

The RoleAs a Cyber Software Engineer, you'll be part of a highly skilled technical team designing and developing secure software for low-level systems. You'll focus on building resilient, high-assurance code that integrates closely with operating systems and supports the wider cyber mission of national security clients.

You'll contribute across the development lifecycle, from architecture and design to testing and integration, all while applying best practices in secure and robust coding.

Key ResponsibilitiesDevelop secure software in C, C++, or C#

Script and automate tasks using Python

Work with Linux and/or Windows-based operating systems

Integrate software with low-level system components and protocols

Contribute to agile development teams using version control and CI/CD pipelines

Apply secure coding practices and modern testing patterns

Support the mission with technical innovation and hands-on engineering

Essential Skills & ExperienceStrong experience in C, C++, or C# development

Familiarity with Python for scripting or automation

Exposure to Linux and/or Windows OS internals

Understanding of networking and network protocols

Comfortable using version control tools such as Git

Experience working in agile environments

Knowledge of secure software development practices

An understanding or interest in the Cyber or National Security domain

Why Join?Be part of a mission-driven team working on meaningful, real-world problems

Develop cutting-edge solutions using the latest technologies in cyber and software engineering

Enjoy long-term project stability with opportunities for career progression and technical growth

Contribute to innovation that supports UK national security

LocationManchester - Located in one of Europe's fastest-growing tech hubs, the office offers excellent transport links and close proximity to key clients. This role supports the UK Government's levelling-up agenda and contributes to a thriving local tech community.

Security & ClearanceDue to the sensitive nature of the work, applicants must be eligible for Developed Vetting (DV) clearance. You must be a British Citizen and have resided in the UK for the past 10 years.

How to ApplyReady to build software that safeguards national interests?Click apply and submit your up-to-date CV to take the next step in your career.