Founding Security Lead: AI/FinTech AppSec; On-site SF
Listed on 2026-10-19
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IT/Tech
AI Engineer (Applied/Software), Information Security & Data Protection, Cybersecurity, AI Evaluation
Casca is seeking a Founding Security Lead in San Francisco to own and evolve the application security program at our AI-native fintech startup. You’ll be a hands-on IC who grows into technical leadership, focusing on securing AI agents and regulated banking workflows.
With 4–8 years in application security, you’ll build security tooling, drive secure SDLC practices, and partner with engineering to scale security as we move from Series A onward.
We invite applications for the Founding Security Lead: AI/Fin Tech App Sec (On-site SF) position located in San Francisco, CA, United States.
Our team is growing, and we are hiring a Founding Security Lead: AI/Fin Tech App Sec (On-site SF) in San Francisco, CA, United States.
This position is for the Founding Security Lead: AI/Fin Tech App Sec (On-site SF) role at de Circle.
We are seeking a motivated Founding Security Lead: AI/Fin Tech App Sec (On-site SF) to join de Circle in San Francisco, CA, United States.
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