Date Posted:
2026-02-23Country:
United KingdomLocation:
Gloucester, South GloucestershirePosition Role Type:
HybridRole Overview
Raytheon UK’s Cyber Research Group (CRG) is looking for a Principal Cyber Researcher to conduct cutting-edge research and development across multiple cyber domains. You’ll drive technical investigations, design rapid prototypes, and uncover emerging threats and vulnerabilities. In addition to hands-on research, you’ll be involved in day-to-day CRG operations, help shape the team’s long-term strategy, and support business development and bidding activities.
Key Responsibilities
Conduct deep-dive research in vulnerability discovery, reverse engineering, and embedded systems
Design and build rapid prototypes to validate novel cyber capabilities and concepts
Analyse network protocols and system behaviours to identify security weaknesses
Collaborate with multidisciplinary teams to deliver research outcomes and technical solutions
Document methodologies, findings, and recommendations for internal and external stakeholders
Manage small research teams, track progress, and report to customers
Contribute to CRG’s strategic planning and operational management
Support business development efforts, including proposal writing and technical briefings
Essential Skills and Experience
Proficiency in programming languages such as C, C++, or Python
Strong working knowledge of Linux-based systems, including command-line tools and system configuration
Excellent communication skills, both written and verbal
Solid understanding of networking concepts and protocols (, UDP, DNS, HTTP, ICMP)
Demonstrated analytical and problem-solving capabilities, with a methodical and inquisitive approach to technical problems
Experience in rapid prototyping using technologies such as Raspberry Pi, Arduino, and virtualised environments
Proven track record of managing research projects from concept through delivery
Desirable Experience (not essential)
Hardware prototyping, PCB design and microcontroller programming.
Experience using penetration testing or red team tools.
Reverse engineering using Ghidra, IDA Pro, or Binary Ninja.
Vulnerability research, including exploit development and mitigation bypass techniques.
Embedded software development on ARM, AVR, PowerPC or MIPS platforms.
Experience with Radio Frequency (RF) systems, Software Defined Radios (SDRs), 2G/4G/5G, including tools like GNU Radio, Osmocom, srsRAN or USRP.
Network engineering experience in home lab or professional environments.
Principal Cyber Researcher • Gloucester, South Gloucestershire
Hybrid (min 3 days a week on site).Due to the interesting work we do and the sector this team is working in, we require all candidates to be willing and eligible to hold SC and eDV clearance.At Ray... Show more
We're a leading recruitment agency looking for driven individuals to join our IT team.As a 360 Recruitment Consultant, you'll cover the full recruitment process-from sourcing candidates to building... Show more
Head of Design - Post Contract UKJoin a leading utilities company that champions innovation and service excellence.At Last Mile, we take pride in delivering high-quality solutions across the multi-... Show more
If you would like to know a bit more about this opportunity, or are considering applying, then please read the following job information.Due to the interesting work we do and the sector this team i... Show more
This is a self-funded training programme, and fees do apply.Trainee Ethical Hacker £35,000£65,000 Job Programme.This is a self-funded programme that leads to employment, fees apply.Comp... Show more
Experis - ManpowerGroup in the United Kingdom is seeking a Junior-Mid Cyber Audit Consultant to join a long-term MOD programme, supporting cyber assurance and compliance across complex defence envi... Show more
Are you from a cyber security background? Do you have Operational Technology experience? Are you looking for an exciting opportunity in a growing department? If so, we are looking for a Cyber Secur... Show more
Principal Security Architect – UK Ministry of Defence.Join MOD as a Principal Security Architect and play a pivotal role in safeguarding the nation’s digital infrastructure.This position offers the... Show more
Designs and implements cyber security controls framework, ensuring effective governance and risk management. Show more
Employer Funding and Risk Lead needed in Trowbridge.This is a permanent role and the salary is £57,665.The reference number is: 5300565.The successful candidate will lead on complex employer ... Show more
Discover The System Surveoo That’s Helping Newbies Earn Daily.Turn your free time into daily earnings by answering simple surveys.No product or tech skills needed.Join For Free And Start Earn... Show more
The role requires a strong blend of cybersecurity leadership, secure engineering, technical assurance, stakeholder management, governance, supplier oversight and defence regulatory experience.You w... Show more
Position: SCM & Subcontracts Specialist (Defence & Cyber).Location: Gloucester, South Gloucestershire, United Kingdom.Contributory Pension Scheme (up to 10.Company bonus scheme (discretionary).Flex... Show more
Engineered to Protect, thats our promise, we protect what matters - our nations, our waters, our land, our cities, our people, our environment, our world.As the technical authority and subject matt... Show more
At Ayvens, progress starts with you.Our ambitions to shape the future of sustainable mobility are powered by our talent.Join us, and get better with every move.Treasury & Reporting within Ayven... Show more
If you think you are the right match for the following opportunity, apply after reading the complete description.Gloucester, South West - United Kingdom.Our client is a leading technology xsabvtc a... Show more
Cyber Vulnerability Researcher – Gloucester, Manchester, or London, UK.Our client is a global leader in Cyber Security, home to thousands of cyber and intelligence experts.They work collaboratively... Show more
Bristol (Hybrid) £58,620 Package 24/7 Shift Pattern Permanent.Nights / Weekends / Bank Holidays all worked from home.Day Shifts on Tuesdays and Thursday all worked from home.We're recruiting multip... Show more
