Chief Engineering & Cyber R&D Leader in AI Security

Zealot Labs, Inc.; Greater London; Hybrid; GBP 230,000 - 260,000; Full time

Job summary

Zealot Labs, Inc. in London, UK, seeks a seasoned leader to own the technical direction of its engineering organization and drive AI-powered cyber capabilities. This on-site role requires deep cyber R&D experience and a track record of building elite security teams.

You will set standards, recruit top talent, and translate strategic objectives from founders into engineering reality, with equity participation and high ownership. This is an early-stage startup backed by tier-1 investors.

Qualifications

• Proven leadership in cyber R&D, vulnerability research, or implant development.
• Background in security research at NSA/USCYBERCOM or defense contractors.
• Ability to recruit and develop elite technical talent.
• Strong judgment on technical risk and resource allocation.
• Experience scaling engineering org from early-stage to growth-stage.

Responsibilities

• Own the technical direction and execution of Zealot's engineering organization.
• Lead, grow, and manage a team of security researchers and engineers building AI-driven cyber capabilities.
• Set engineering standards, priorities, and culture across the company.
• Drive architecture decisions across the platform, from firmware emulation to effects delivery.
• Work directly with founders to translate strategic objectives into engineering reality.
• Experience hiring managers and scaling teams.
• Active security clearance or prior work in classified environments.

Skills

Technical leadership

Cyber R&D leadership

Security research

Team building & management

Architecture decisions

Windows internals

Embedded R&D

Vulnerability research

Defense sector experience

Talent recruitment

Job description

Zealot Labs, Inc. in London, UK, seeks a seasoned leader to own the technical direction of its engineering organization and drive AI-powered cyber capabilities. This on-site role requires deep cyber R&D experience and a track record of building elite security teams.

You will set standards, recruit top talent, and translate strategic objectives from founders into engineering reality, with equity participation and high ownership. This is an early-stage startup backed by tier-1 investors.