Principal Cyber Researcher

Salary: £43,000 - 72,000 per year

Requirements:

• Strong software development skills in C, C++ and/or Python
• Excellent knowledge of Linux-based operating systems, including command-line tooling and system configuration
• Solid understanding of networking fundamentals and protocols including TCP/IP, UDP, DNS, HTTP, and ICMP
• Strong analytical mindset with proven problem-solving and investigative skills
• Experience developing rapid prototypes using technologies such as Raspberry Pi, Arduino, and virtualised environments
• Proven ability to manage research projects from concept through to successful delivery
• Excellent written and verbal communication skills with the ability to explain complex technical concepts to varied audiences
• Must be eligible and willing to obtain SC and enhanced DV clearance
• Sole UK national with 10 years UK residency

Responsibilities:

• Conduct advanced research in areas including vulnerability discovery, reverse engineering, embedded systems, and cyber capability development
• Design, develop, and evaluate rapid prototypes to prove and validate new concepts
• Analyse network protocols, system architectures, and software behaviours to identify vulnerabilities and security weaknesses
• Collaborate with engineers, researchers, and stakeholders to deliver high-quality research outcomes
• Produce clear technical documentation, reports, and recommendations for customers and internal teams
• Lead small research teams, managing project delivery, progress reporting, and customer engagement
• Contribute to the strategic planning and operational management of the Cyber Research Group
• Support business development activities through proposal writing, technical input, and customer presentations

Technologies:

• Arduino
• Embedded
• HTTP
• Support
• Linux
• Network
• Python
• Security
• TCP/IP
• ARM
• C++
• GNU
• Hardware

More:

We are partnering with a leading organisation at the forefront of cyber innovation, offering an exceptional opportunity for a Principal Cyber Researcher to join our growing Cyber Research Group in Gloucester with hybrid working. This is a highly technical role focused on pioneering research, developing novel cyber capabilities, and influencing the future direction of cutting-edge cyber technologies. We offer competitive salary and annual bonuses, an eDV bonus once achieving eDV level clearance, an excellent pension and benefits package, impactful work on secure programmes, strong career development and progression opportunities, and a collaborative, engineering-led environment with some of the industrys leading cyber specialists.

last updated 31 week of 2026