Senior Software Engineer, Financial Platform

About the role

Airwallex, the AI-native financial operating system used by more than 675,000 businesses, is hiring a Senior Software Engineer for its Financial Platform team in Singapore. The team owns the core financial stack, including the Client Wallet, Transaction Processing Engine and Internal Ledger, which manage real-time balances, account for every transaction and execute global settlements at massive scale.

Key responsibilities

• Build sophisticated, scalable backend systems that manage financial data and transactions efficiently and securely
• Partner with Product Management, Design and other engineering teams to improve product functionality within regulatory requirements
• Use product insight and data-driven feedback to strengthen system robustness and scalability
• Implement checks and processes that raise financial data integrity and accuracy
• Apply security best practices to protect user data and prevent unauthorised access

Required profile

• Strong foundation in backend software engineering, with expertise in Java, Kotlin or an equivalent language
• Comfortable owning the roadmap and outcomes, and working in a high-growth or scaling environment
• Collaborative, security-focused, and able to simplify complexity rather than hide behind it

Required skills

• Backend software engineering
• Java or Kotlin (or equivalent)