Senior Security Researcher

Xact Placements Limited
London, United Kingdom
8 months ago
£70,000 – £95,000 pa
Applications closed

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Salary

£70,000 – £95,000 pa

Job Type
Permanent
Work Pattern
Full-time
Work Location
Remote
Seniority
Senior
Posted
1 Oct 2025 (8 months ago)

Benefits

Competitive Compensation Direct Impact Best Tools & Tech Huge Growth World-Class Team

Offensive Security Researcher / Security Consultant | Elite Cybersecurity Scale-Up | Fully Remote (Global)

Ready to take your offensive security skills to the next level? This is your chance to join afast-scaling cybersecurity innovator, backed by funding, recognised by Gartner, and trusted by some of the world’s biggest enterprises and critical infrastructure providers.

They’re building technology that helps security teams outrun real-world threats — and they’re looking for offensive security experts who thrive on finding vulnerabilities where others can’t.

What you’ll be doing:
  • Spending your days doing what you love:hacking (professionally speaking) — discovering innovative, high-impact vulnerabilities across global enterprises
  • Hunting for weaknesses that matter:RCE > weak SSL ciphers
  • Collaborating with other seasoned offensive experts to invent new TTPs and attack modern infrastructure
  • Researching cutting-edge attack vectors across cloud, SaaS, web stacks, and internet-exposed infrastructure
  • Partnering with Red Team Engineers to scale and automate your discoveries so nothing gets wasted
  • (Optional but encouraged) Presenting your research at industry conferences — with full company support to make it happen
What they’re looking for:
  • 5+ years ofreal-world offensive security or red teaming experience
  • Deep understanding of how to compromise organisations without relying on public CVEs
  • Ability to think like an attacker, working without fixed scopes or playbooks
  • Scripting skills (Python, Go, etc.) to automate exploits, discovery, or tooling
  • Industry certifications (CCSAS, CCT, CRT, OSCP, etc.) or equivalent battle scars from real-world hacking
  • Self-driven, curious, and relentless — you don’t wait for permission to solve a problem
Why join?

Competitive compensation – your skills are valued here

Direct impact – your discoveries will protect some of the world’s largest enterprises

The best tools & tech – you’ll be enabled to do your best work

Huge growth – this scale-up is in hypergrowth mode, with internal promotion baked into the culture

World-class team – collaborate with some of the sharpest offensive minds in the industry

This isn’t just another pentesting job. It’s your chance topush boundaries, break things, and redefine what’s possible in offensive security — while shaping the future of exposure management at global scale.

Interested? Let’s have a chat – roles like this don’t come around often.

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