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Lead Application Security Engineer

London💼 Full-time🗓 2026-07-20 → 2026-09-25

Core

Lead the application security practice by embedding security into the design, development, and release of software, using automation and AI to scale security controls.

Role type

Lead Application Security Engineer (hands-on IC with team leadership)

Builds

Secure CI/CD pipelines, automated security controls (SAST/DAST/scanning), and threat modeling practices for a fintech platform.

Domain

Fintech / Alternative Investments / Cloud Security

Deliverable

production ML models | product features | infrastructure

Required skills

Application security architecture, secure code reviews, threat modeling, CI/CD security integration, vulnerability management, AWS security, container security (EKS), SAST/DAST/scanning tools, AI-assisted security workflows, Java/Kotlin, JavaScript/TypeScript (React)

Preferred skills

Experience growing security practices from early stage, experimenting with new tooling, partnering with product owners

Technologies

AWS, EKS, SAST, DAST, CI/CD, Java, Kotlin, JavaScript, TypeScript, React

Responsibilities

Design and implement automated security controls within CI/CD; Conduct security architecture and design reviews; Drive threat modeling strategy; Triage and prioritize security findings; Partner with engineers to embed security in the SDLC; Experiment with AI tools and automation to scale security.

Seniority

Senior, hands-on IC with strategic ownership

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