Principal Security Architect - On-Chain & Digital Assets

Partner company in Ireland is seeking a Principal Security Architect (On-Chain & Digital Assets) to own security architecture across custody and on-chain layers for a regulated digital-asset platform operating globally.

You will define and implement security requirements spanning architecture, engineering, operations, and regulatory assurance, covering MPC, HSM, wallet security, and blockchain integrations. This role is hands-on with deep crypto-security leadership.