Senior Software Engineer, Risk

Responsibilities

• Collaborate with the senior technical team to develop and enhance payment products and transaction systems using Java and Kotlin
• Independently design and develop components within the company’s microservice framework
• Experiment with new technologies and propose architectural improvements to the risk platform
• Support and mentor less-experienced team members regarding software engineering practices and coding standards

Requirements

• 4+ years of Core Java development experience
• 5+ years of experience in Internet application, large financial system, or e-commerce platform development
• 3+ years of experience in risk platform or payment platform development
• Bachelor's degree in Computer Science or a related major
• Proficiency in Java multi-threading, high concurrency, IO/NIO, and network communication
• Experience with Spring, Spring Boot, and RESTful services
• Familiarity with designing and developing large-scale distributed, high-availability systems
• Proficiency with build tools such as Gradle or Maven

Preferred Qualifications

• In-depth knowledge of risk management strategies and fraud detection techniques in fintech
• Familiarity with graph databases for pattern and anomaly detection
• Experience with machine learning models and frameworks for predictive risk analytics
• Familiarity with real-time data streaming technologies like Apache Kafka or Flink
• Strong data analytics skills using tools like ClickHouse, Spark, or NoSQL databases

About the Company

Airwallex is a unified payments and financial platform for global businesses. Powered by proprietary infrastructure and software, we empower over 200,000 businesses worldwide—including Brex, Rippling, and Qantas—with integrated solutions for business accounts, payments, spend management, and treasury. Valued at US$8 billion, Airwallex is building the global financial platform of the future.