Senior AI & API Security Architect

Amex GBT is seeking a Senior Application Security Architect in the United Kingdom. You will lead architecture decisions for API and AI-centric systems, guiding engineering teams on secure patterns for REST, GraphQL, and gRPC, while ensuring secure SDLC and governance across platforms.

You will work hands-on with authentication/authorization mechanisms, API gateways, and AI gateways, shaping security strategy and mentoring engineers to balance security with productivity in a complex, high-scale

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