Job Description The 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 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. 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.