Staff Software Engineer, Spend

The role

You will lead the architecture and development of backend systems for the Spend team. This includes shaping technical direction for corporate cards, expenses, bills, and procurement.

What you will do

• Lead the architecture, design, and evolution of complex backend systems for Spend products.
• Drive cross-team technical initiatives and shape long-term engineering strategy.
• Own backend services end to end from discovery through maintenance.
• Raise the bar on system design, API quality, testing, reliability, and performance.
• Mentor engineers and collaborate with Product, Design, Infrastructure, Risk, and Compliance.

Required qualifications

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• 8+ years of professional software engineering experience, including experience in technical leadership roles.
• Proven experience architecting and scaling backend systems and APIs in production.
• Strong computer science fundamentals, including data structures, algorithms, and distributed systems.
• Expertise in at least one backend language, such as Java, Kotlin, Go, or Python.
• Deep understanding of REST API design and modern backend frameworks, such as Spring Boot.
• Experience with cloud infrastructure, such as AWS or GCP, and container orchestration tools such as Kubernetes.
• Strong commitment to code quality, reliability, and performance.

Nice to have

• Experience leading cross-team initiatives and influencing technical direction at a system-wide level.
• Proficiency with observability and monitoring tools, such as Grafana, Prometheus, or Splunk.
• Familiarity with security and compliance considerations in financial services.
• A passion for mentoring and helping others grow.

About the company

Airwallex is an AI-native financial operating system for a real-time, intelligent economy. It provides financial infrastructure spanning North America, Europe, the Middle East, and Asia-Pacific.