Senior Product Security Engineer

📋 Job Overview

As a Senior Security Engineer at Airwallex, you will be a trusted member of the Information Security team and work closely with Infrastructure, Product and Engineering teams across the business. Reporting directly to the Product Security Engineering Manager, this role will see you being a critical part of Airwallex, helping to identify, protect, detect, respond and recover the organisation from cybersecurity threats. This is a dynamic and hands-on role that requires experience in designing, developing and managing infrastructure projects, processes and standards related to the security of our networks, systems and applications.

🏢 About Airwallex

Airwallex is the only unified payments and financial platform for global businesses. Powered by our unique combination of proprietary infrastructure and software, we empower over 250,000 businesses worldwide – including Brex, Navan, Qantas, SHEIN and many more – with fully integrated solutions to manage everything from business accounts, payments, spend management and treasury, to embedded finance at a global scale. Proudly founded in Melbourne, we have a team of over 2,300 of the brightest and most innovative people in tech across 27 offices around the globe. Valued at US$11 billion and backed by world-leading investors including T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital, Airwallex is leading the charge in building the global payments and financial platform of the future. If you’re ready to do the most ambitious work of your career, join us.

🎯 The Role

Airwallex’s Information Security team partners closely with engineering, IT, and other stakeholders to protect our systems, data, and employees while enabling the business to move quickly. The team helps build and maintain strong security practices across the company—from secure product and infrastructure design to risk reduction, incident response, audits, and compliance—so security is built into how we operate, not treated as a blocker.

✅ Key Responsibilities

• Partner with other teams within Airwallex to analyse new or existing applications, software, or services and help drive security improvements.
• Design, develop, test, and evaluate new security controls for a rapidly growing business.
• Perform incident response and hunt through log sources to identify new threats.
• Design and implement custom detection strategies and workflows to support the incident response lifecycle.
• Analyse and develop integration, testing, operations, and maintenance of secure systems.
• Use data collected from a variety of endpoint, network and cloud tools (e.g. EDR, authentication, firewalls, network traffic logs) to analyse, identify and mitigate threats.
• Design, test, implement, deploy and maintain cybersecurity infrastructure projects.
• Investigate, analyse and respond to cybersecurity incidents within the Airwallex environment.
• Perform assessments of systems and networks to identify deviations in configurations and policies, identify vulnerabilities and support suitable mitigation and remediation.
• Conduct collection, processing, and/or geolocation of threats in order to exploit, locate, and/or track cybersecurity threats infrastructure.
• Perform network navigation, tactical forensic analysis, and defensive operations.
• Identify, collect, examine, and preserve digital forensic evidence using analytical and investigative techniques.

📌 Required Qualifications

• 5+ years working in a security engineering role

🎁 Benefits

Airwallex promotes fair compensation practices in accordance with applicable national, federal, state, and local law. These expected base pay ranges are based on information at the time this post was generated and represent the company’s good faith minimum and maximum ranges for this role at the time of posting. The actual compensation offered to a candidate will be dependent upon multiple factors, including but not limited to relevant experience, skills and other qualifications, geographic location as noted, internal equity, and other external market factors. Certain roles may be eligible for other compensation including, but not limited to, annual bonuses, commissions, RSUs, or other forms of compensation in addition to the established salary range.

Benefits vary by country and employment type in accordance with local statutory requirements. All employees receive at least the statutory minimum for paid annual leave and public holidays, with many of our locations offering additional company-provided vacation days. For example, for US-based employees, they are eligible to participate in medical, dental, and vision insurance, a 401(k) plan, short-term and long-term disability, basic life insurance, and well-being benefits. US-based employees also receive 20 paid days of vacation and 12 paid days of company holidays in a calendar year.

🛂 Visa & Eligibility

Further details about our compensation and benefits package are available upon request by contacting our Talent Acquisition team.