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Searchability NS&D

Cyber Software Engineer

On site

Romsey, United kingdom

£ 90 /hour

Freelance

16-01-2026

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Skills

Python Java C# Bash PowerShell DevOps Research Linux Operating Systems Windows Agile C++ Analytics Embedded Systems Android Express

Job Specifications

Cyber Software Engineer – Romsey, UK

Full-time onsite role in Romsey, Hampshire
Day rate up to £725 per day, inside IR35
Active DV clearance required
Long-term programme delivering mission-critical national security solutions

ABOUT THE COMPANY

Our client is a highly trusted technology partner within the UK national security community, delivering complex, mission-critical solutions across cyber, software, and advanced analytics.

They bring together engineers, scientists, and technologists to solve some of the most challenging problems in defence and security. Due to continued programme growth, they are seeking an experienced Cyber Software Engineer to join their onsite team in Romsey.

THE CYBER SOFTWARE ENGINEER ROLE

As a Cyber Software Engineer, you will work across the full lifecycle of secure systems, from research and reverse engineering through to design, development, testing, and operational deployment. You will contribute to projects spanning embedded devices, user equipment, servers, and cloud environments, collaborating closely with multidisciplinary teams and end clients.

Key responsibilities include:

Reverse engineering and analysis of complex software and firmware
Designing and developing secure, resilient software solutions
Building automated testing and CI and CD pipelines
Working across Linux, Windows, Android, and cloud-based platforms
Supporting research and experimentation to solve novel technical problems

CYBER SOFTWARE ENGINEER ESSENTIAL SKILLS

Strong experience in software analysis and reverse engineering on x86, x64, or ARM
Deep understanding of operating systems, firmware, and security architectures
Proven delivery of software in C, C++, Java, or C#
Scripting and tooling experience with Python, Bash, PowerShell, or similar
Experience with modern development practices, automated testing, and Agile delivery

To Be Considered

Please either apply through this advert or email me directly at robin.muirhead@searchability.com. For further information, call me on 07719 065949.

By applying, you give express consent for us to process and submit your application to our client for this vacancy only.

KEY SKILLS

Cyber Software Engineer, Reverse Engineering, Binary Analysis, IDA Pro, Ghidra, C, C++, Java, C#, Python, Bash, PowerShell, Linux, Windows, Android, Firmware, Embedded Systems, CI CD, DevOps, Agile, DV, National Security, NSD

About the Company

Some things require specialist expertise and industry knowledge, and with an accelerating skills shortage coupled with an ever increasing clearance shortage, we are set up to deliver just that. Whether it's partnering with globally leading private sector companies or directly with government bodies across the country, we deliver a bespoke recruitment service with the kind of care, attention and integrity that the National Security & Defence industry demands. Specialisms: SOFTWARE ENGINEERING | SOFTWARE TESTING | CLOUD PLATF... Know more