Job Description Cyber Software Vulnerability Engineer Package - £55,000 - £85,000 bonus or Day Rate Role type – Permanent or Contract Clearance - Cleared to eDV level Location – Cheltenham, Manchester or London. We’re looking for Cyber Software Engineers at all levels (from mid to senior) across both contract and permanent roles Do you enjoy solving technical cyber problems and identifying vulnerabilities? As part of our client's expanding National Security division, you'll contribute to high-impact missions across AI/Data Science, Cybersecurity, Cloud, DevOps, and Platform Engineering. We're seeking inquisitive individuals who excel at dissecting technical systems, not just to understand how they work, but to identify weaknesses, assess risks, and develop mitigation strategies. What You’ll Be Doing Software analysis and reverse engineering of compiled or interpreted code. Reverse engineering a wide range of technologies to uncover vulnerabilities and improve security including operating systems and/or firmware internals, security architectures and hardware abstraction. Engineering software from design to delivery in modern languages, using Agile delivery. Working closely with cybersecurity teams to prioritize vulnerabilities and implement patching strategies. Collaborating in Agile teams to deliver innovative, secure, and robust technical solutions. What We’re Looking For Proficiency in one or more of C, C++, Java or C#. Familiarity with scripting and automation using Python, Bash, Powershell or Groovy. Experience working with IDA Pro or Ghidra for reverse engineering Experience working with Linux or Windows-based systems. Awareness of secure coding practices and modern cybersecurity threats. Knowledge of principles used in Agile environments. Clearance required You will already hold an active eDV security clearance This is an incredible opportunity to be at the forefront of National Security innovation. If you’re naturally curious, thrive in high-stakes environments, and want to make a real impact, apply today!