Senior Security Architect Director - Crypto Trading, Onsite London

Bullish is seeking a Director, Senior Security Architect in London to lead security across web, API, mobile and trading platforms. This hands-on yet strategic role sits at the intersection of engineering and risk management, guiding threat modeling and secure design while mentoring teams to uphold high security standards.

Based in SoHo London, the role requires full-time onsite collaboration with product and infrastructure teams and a proven track record in security leadership within fast-paced,