Cyber Researcher

Kroll, LLC; City of Westminster; Hybrid; GBP 50,000 - 70,000; Full time

Job summary

A leading cybersecurity solutions provider is seeking an AI Cyber Security Specialist to enhance security through technical expertise. You will work in a hybrid environment with a focus on AI and agentic systems. Your role involves conducting vulnerability assessments and collaborating with technical teams. Ideal candidates should possess a solid understanding of programming, deep technical research skills, and the ability to effectively communicate technical solutions. A competitive daily pay rate and comprehensive benefits package are offered.

Benefits

Competitive daily pay rate

Comprehensive benefits package

Annual bonus scheme

Qualifications

• Solid understanding of computer fundamentals and operating systems.
• Experience in debugging and analysis.
• Passion for learning and growing in cyber security.

Responsibilities

• Developing technical solutions in a cyber security environment.
• Conduct vulnerability assessments and produce technical documentation.

Skills

Python scripting

Rapid prototyping in C# or similar

Deep technical research

Technical communication skills

Collaborative approach

Reverse engineering

Vulnerability assessment

Job description

AI Cyber Security Specialist – GenAI & Agentic Systems

Assignment Type: Temporary, ongoing basis via Hays

Location: West London

Working Environment: Office based on site – hybrid

Pay Type: Competitive daily pay rate, inside IR35 contract

Operational Cyber Researcher – Cheltenham, UK

Hybrid working – three days onsite and two remote

High‑impact research role in a secure national environment

Salary up to £95,000 plus benefits

Opportunity to join a specialist community of cyber, reverse engineering, and low‑level research experts

Active eDV clearance required

Comprehensive benefits package including medical and dental options, pension scheme, and wellbeing support

Dedicated career development pathways and access to specialist training

Annual bonus scheme

Cyber Security Engineer

Cyber Security Engineer position working on defence‑focused IT projects.

Flexible working but strong onsite presence and flexibility required.

Security Clearance eligibility requirements.

Salary up to £60,000 plus strong benefits and work.

• Solid understanding of computer fundamentals, memory structures, and OS behaviour
• Experience with Python scripting and rapid prototyping in C# or similar languages
• Ability to conduct deep technical research including vulnerability assessment, debugging, and analysis
• Clear and confident technical communication skills
• Collaborative approach and curiosity for learning
• Experience in areas such as reverse engineering, exploit development, protocol or data format analysis, traffic analysis, or OS internals (desirable)
• Hold active eDV clearance, Cyber Researcher, Vulnerability Research, Reverse Engineering, Python, C#, OS Internals, Fuzzing, Technical Analysis, Prototype Development, Low Level Research, NSD

Manager – Senior Manager, Cyber Strategy and Risk Advisory (EMEA)

Hybrid; full‑time / permanent.

In a world of disruption and increasingly complex business challenges, our professionals bring truth into focus with the Kroll Lens. Our sharp analytical skills, paired with the …

Cyber Technical Expert

Start: ASAP

Duration: 6 months +

Location: twice per month in London

Rate: £550‑600 per day (INSIDE IR35)

• Deliver technical assurance and security expertise