Senior Security Engineer (AI & Automation)

Google Chrome Microsoft Edge Apple Safari Mozilla Firefox Senior Security Engineer (AI & Automation)Full-timeCompany DescriptionAre you ready to trade your job for a journey? Become a FlyMate! Passion, excitement & global collaboration are all core to what it means to be a FlyMate. At Flywire, we’re on a mission to deliver the world’s most important and complex payments. We use our Flywire Advantage - the combination of our next-gen payments platform, proprietary payment network and vertical specific software, to help our clients get paid, and help their customers pay with ease - no matter where they are in the world.What more do we need to truly be unstoppable? Perhaps, that is you! Who we are: Flywire is a global payments enablement and software company, founded more than a decade ago to solve high-stakes, high-value payments. We’ve scaled into new regions and industry verticals and expanded our product offerings to deliver meaningful value to our clients around the world. Today we support more than 5,100 clients across the global education, healthcare, travel & B2B industries, with diverse payment methods across 240 countries & territories and more than 140 currencies.With over 1,400+ global FlyMates, representing more than 40 nationalities, and in 15 offices world-wide, we’re looking for FlyMates to join the next stage of our journey as we continue to grow.Job DescriptionThe Opportunity: We are looking for a seasoned, forward-thinking Senior Security Engineer to join our team in Adelaide, Australia,. We expect this role to be able to blend traditional security architecture with new technologies like AI-driven automation.You will lead the charge in evolving our security posture by integrating Large Language Models (LLMs) directly into our CI/CD pipelines. Your mission is to automate repetitive tasks and provide high-fidelity, automated security reviews at scale, ensuring our development houses move fast while maintaining security of the products.🛠️ Key ResponsibilitiesAI-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.Engineering Collaboration & Leadership: Act as a technical bridge between Security and Engineering teams. Collaborate frequently with different engineering teams to identify and address security issues.Advanced Full-Stack Reviews: Oversee deep-dive technical reviews, moving beyond basic scans to perform source code audits and live application testing on high-risk features.Automation & SDLC: Contribute and take ownership for the automated security controls we are building and take an active part in every aspect of the secure software development lifecycle (S-SDLC).Mentorship & Guidance: Provide hands-on remediation guidance and mentor junior security or software engineers, also members of Product teams, on both traditional exploits and emerging AI-specific vulnerabilities.QualificationsHere’s What We’re Looking ForExperience & Mindset5+ years in Application Security. Proven experience performing web application penetration tests and vulnerability research. Skills in source code auditing, product assessments and interaction with product teams, and also experience with development of security tools are essential.Automation First: A passion for replacing manual, repetitive tasks with intelligent, automated scripts and AI workflows.AI & LLM ProficiencyPrompt Engineering for Security: Demonstrated ability to use tools like Claude for security-specific tasks like code summarization, vulnerability detection, and automated fix generation.AI Pipeline Integration: Experience building custom tools or wrappers that leverage LLMs to analyze pull requests and provide context-aware security...