Lead Application Security Engineer - Build & Own Secure SDLC

Confidential

📍 london, england, United-Kingdom

Full-time IT & Technology Posted June 16, 2026

Job Description

Blockchain Capital is looking for a Staff Application Security Engineer to establish and lead the application security program. This role involves implementing SAST and DAST tooling, secure SDLC practices, threat modeling, and managing third-party penetration testing.

The ideal candidate will have 7+ years of experience in application security and will report directly to the Head of Security, contributing to a growing engineering organization across cloud environments.

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