Senior Software Engineer, AI Tooling, Information Security (AI)

Location: Melbourne or Sydney, Australia; hybrid work from the office three days a week.

Company

Airwallex provides AI-native financial infrastructure for global payments and financial operations, serving more than 675,000 businesses.

What you will do

• Lead the development of AI tools and applications from inception through implementation to protect systems, data, and employees.
• Build, monitor, and maintain infrastructure for internal tooling, including Kubernetes clusters, serverless workloads, ETL pipelines, and terabyte-scale log pipelines.
• Develop tools for threat hunting, remediation, security scanning, and incident response.
• Partner with engineering and product engineering teams to identify automation opportunities and deliver security outcomes, including patching automation and gateways.
• Mentor Software Engineers and help raise the engineering bar across the team.

Requirements

• Bachelor’s degree in Computer Science, Information Security, or a related field.
• At least five years of relevant software engineering experience and experience working with production codebases.
• Experience with at least one scripting language, such as Python, and one systems programming language, such as Go or C/C++.
• Experience with modern cloud infrastructure, including data pipelines, serverless workloads, and Kubernetes.
• A track record of working autonomously and delivering high-quality projects on time.
• Strong communication and interpersonal skills, including the ability to work effectively with technical and non-technical stakeholders.
• Ability to investigate deeply, find effective solutions, own the roadmap and outcomes, and make decisions with incomplete information.
• Curiosity, willingness to ask questions, gather context, keep learning, and communicate clearly across cultures.

Nice to have

• Experience working in a high-growth technology company.
• Hands-on experience leveraging AI to build applications.
• Experience maintaining Linux operating systems.

Culture & Benefits

• Work in a modern information security team protecting hundreds of thousands of customers and hundreds of billions of dollars.
• Build security tooling from first principles against real adversaries instead of relying on standard off-the-shelf tools.
• Own outcomes, move quickly, and make decisions with incomplete information.
• Collaborate across cultures and communicate directly while considering how context affects meaning across borders.