UKIC DV - Full Stack Software Engineer

Defence iQ; Manchester; On-site; GBP 40,000 - 60,000; Full time

Job summary

Join a leading company in the National Security sector as a Full Stack Software Engineer, contributing to the design and development of secure, mission-critical systems. This role involves working with cutting-edge technology in a secure environment, with opportunities for career progression in a rapidly growing team.

Qualifications

• Strong experience in C, C++, or C# development.
• Familiarity with Python for scripting or automation.
• Exposure to Linux and/or Windows OS internals.

Responsibilities

• Develop secure software in C, C++, or C#.
• Script and automate tasks using Python.
• Integrate software with low-level system components and protocols.

Skills

C

C++

C#

Python

Linux

Version control (Git)

Agile development

Job description

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Cyber Software Engineer - National Security

Location: Manchester

Clearance Required: Eligibility for DV (Developed Vetting) Clearance (British Citizens only, 10 years UK residency)

Protect What Matters

Join 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 Role

As 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 Responsibilities

Develop 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 & Experience

Strong 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

Location

Manchester - 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 & Clearance

Due 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 Apply

Ready to build software that safeguards national interests?

Click apply and submit your up-to-date CV to take the next step in your career.

Seniority level

• Seniority level

  Entry level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Information Technology

• Industries

  Software Development

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