Platform Security Engineer

12 Month FTC | WFH Hybrid | Sydney CBD

About the Company

• Well-established Australian financial services organisation serving millions of customers.
• Technology-led environment embracing cloud, DevSecOps, and modern engineering practices.
• Strong culture of innovation, flexibility, and continuous learning.

About the Role

This is a highly technical, engineering-focused security position responsible for owning and executing security remediation across application code, dependencies, repositories, and CI/CD environments. You'll work closely with platform and engineering teams to improve security guardrails, reduce recurring vulnerabilities, and embed security into the software delivery lifecycle.

About You

• Proven experience remediating security vulnerabilities across modern application and API environments.
• Strong development and scripting capability using Node.js, TypeScript, and Python.
• Hands-on experience with SAST, DAST, SCA, and secure code remediation practices.
• Strong GitHub security administration and repository governance experience.
• Experience working with cloud-native technologies, containers, serverless platforms, and infrastructure-as-code.
• Practical knowledge of CI/CD security engineering, automated security testing, and DevSecOps best practices.

Key Responsibilities

• Remediate application security findings identified through automated scanning and security assessments.
• Resolve vulnerable open-source and third-party dependency risks through upgrades, replacement, or removal strategies.
• Enhance GitHub and CI/CD security controls, including repository baselines, secrets protection, and security automation.
• Partner with engineering, product, and platform teams to coordinate and validate remediation activities.
• Develop security guardrails, engineering standards, playbooks, and governance artefacts that reduce recurring risk.

Benefits

• Opportunity to work on modern cloud, API, and platform technologies at scale.
• Flexible hybrid working arrangement with strong emphasis on employee wellbeing.
• Join a security team where you can directly influence engineering standards, tooling, and secure development practices.