SE

Vulnerability Researcher

Searchability NS&D cheltenham Posted 21 Sep 2026 Closing: 21 Oct 2026
Permanent Hybrid DV Cleared

Role Description & Technical Scope

Vulnerability Researcher – Cheltenham, UK

  • Up to £85,000 Depending on Experience (Package on-top)
  • Hybrid working, 3 days per week onsite
  • Active DV clearance required

ABOUT THE CLIENT:

Our client is a specialist technology organisation working on technically challenging research and security projects. You will join a highly skilled team where technical excellence, curiosity and problem solving are encouraged, with opportunities to develop your expertise across vulnerability research, reverse engineering and offensive security.

THE BENEFITS:

  • 25 days holiday plus bank holidays, with the option to buy or sell up to 5 days
  • 8% employer pension contribution with no minimum employee contribution
  • Annual company bonus scheme
  • Private medical cover and annual health assessment
  • Training and development opportunities
  • Regular technical conferences, seminars and company socials
  • Enhanced family leave
  • Electric car and cycle-to-work schemes
  • Relocation support where applicable

THE VULNERABILITY RESEARCHER ROLE:

As a Vulnerability Researcher, you will investigate complex software, systems and devices to identify vulnerabilities and understand how they can be exploited. You will work across areas including reverse engineering, operating system internals, exploitation techniques and low-level software analysis.

Depending on your background, you may also work with network protocols, mobile platforms, embedded systems and hardware debugging.

VULNERABILITY RESEARCHER ESSENTIAL SKILLS:

  • Experience with reverse engineering tools such as IDA Pro or Ghidra
  • Knowledge of vulnerability research, bug hunting or ethical hacking
  • Understanding of exploitation techniques and mitigations
  • Knowledge of Linux and operating system internals
  • Familiarity with C or C++
  • Knowledge of architectures such as ARM, AARCH64, x86 or x64
  • Strong analytical and problem-solving skills

KEY SKILLS

Vulnerability Research, Vulnerability Researcher, Reverse Engineering, IDA Pro, Ghidra, Exploit Development, Exploitation, Ethical Hacking, C, C++, Linux, ARM, AARCH64, x86, x64, Cyber Security, NSD

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Key Details
  • Date Posted: 21 Sep 2026
  • Location: cheltenham
  • Employment: Permanent
  • Workplace: Hybrid
  • Clearance: DV Cleared
  • Domain: IT & Technology
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Employer Profile
SE
Searchability NS&D
Verified Tech Employer

Enterprise technology firm or security consultancy operating across the UK digital defense ecosystem.

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