Senior Security Engineer I, Application Security

The Opportunity:

At Flywire, security isn’t a checkbox—it’s a foundational pillar of how we build. We are looking for a high-impact Senior Security Engineer I, Application Security to act as a technical visionary, bridging the gap between robust defense and rapid innovation. We expect this role to be able to blend traditional security architecture with new technologies like AI-driven automation.

Key Responsibilities

• AI-Driven Security Automation: Design, prompt-engineer, and deploy automated security review workflows, using for example Claude or other LLM APIs to perform real-time code analysis and architectural reviews within our CI/CD environment.
• Security Design & Architecture: Lead secure design reviews and advanced threat modeling for our complex payment systems and AI integrated applications.