Xact Placements Limited

Engineering Lead (Cyber) High-Growth Cybersecurity Scale-Up Fully Remote (UK) Remote - UK Based Up to £100,000 + benefits Permanent - Full time Are you a player-coach who loves diving into hard offensive security problems and equally loves building great teams around you? Lead the Cyber Engineering squad of a research-driven, venture-backed cybersecurity scale-up trusted by Fortune 500 enterprises and critical infrastructure providers. Recognised by Gartner, $29M funded, and scaling fast worldwide. As Engineering Lead (Cyber) you'll architect and scale the offensive security infrastructure behind the platform while leading and growing engineers across the world What you'll be doing: Leading and mentoring the Cyber Engineering team Defining the future direction of the cyber engineering function Architecting the offensive security infrastructure that processes huge volumes of data and identifies enterprise-scale vulnerabilities in real time Driving R&D that...

Vulnerability Engineer High-Growth Cybersecurity Scale-Up Fully Remote (UK) Remote - UK Based £85,000 + benefits Permanent - Full time Want to spend your days hunting the vulnerabilities that actually matter - the RCEs, the auth bypasses, the bugs attackers will weaponise tomorrow? Join a research-driven, venture-backed cybersecurity scale-up trusted by Fortune 500 enterprises and critical infrastructure providers. Recognised by Gartner, $29M funded, and scaling fast worldwide. As a Vulnerability Engineer , you'll sit at the intersection of vulnerability research and software engineering - finding bugs, building tools, and pushing the limits of LLM-powered offensive security workflows. What you'll be doing: Hands-on research across 0-days and n-days , with patch diffing on source-available and binary-only targets Building internal tooling for automated vulnerability discovery, exploit validation, and detection Implementing production-grade, LLM-powered...

Principal Vulnerability Engineer High-Growth Cybersecurity Scale-Up Fully Remote (UK) Remote - UK Based Up to £110,000 + benefits Permanent - Full time Got a track record of 0-day discoveries, public CVEs, and a reputation for finding bugs that actually move the needle? Join a research-driven, venture-backed cybersecurity scale-up trusted by Fortune 500 enterprises and critical infrastructure providers. Recognised by Gartner, $29M funded, and scaling fast worldwide. As a Principal Vulnerability Engineer , you'll own the full vulnerability lifecycle - from discovery, through detection, to deployment - building production-grade tooling and pioneering LLM-powered offensive security workflows. What you'll be doing: Leading deep research across 0-days and n-days , with patch diffing across source-available and binary-only targets Designing tooling for automated vulnerability discovery, exploit validation, and detection signature generation Architecting...