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Software Engineer II, Liquidity Platform

Airwallex· Engineering
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SG - SingaporeFull-timePosted 4mo ago

About the role

Backend-focused role building and operating liquidity management services, including liquidity forecasting, cash positioning, internal fund movement and safeguarding across global entities and currencies. Collaborates with Product, Treasury, Finance, Legal, Compliance, Risk, Data and other engineering teams to design, implement, deploy and operate scalable financial infrastructure.

Responsibilities

  • Build reliable backend services for liquidity management, safeguarding, investment workflows and cash data management.
  • Improve the availability and efficiency of funds across entities, accounts and currencies.
  • Deliver scalable systems for liquidity forecasting, cash positioning, internal fund movement, funding optimisation and operational decision-making.
  • Strengthen financial infrastructure through robust controls, reconciliation, observability and auditability.
  • Partner with Product, Treasury, Finance, Legal, Compliance, Risk, Data and other engineering teams to take features from requirements and design through implementation, testing, deployment and operation.
  • Own services through the full lifecycle, using distributed systems, event-driven workflows, Kafka, gRPC, REST APIs and SQL or NoSQL data stores.

Qualifications

  • 2+ years of experience building and operating backend systems in production.
  • Strong programming experience in one or more JVM languages, such as Kotlin or Java, or a comparable backend stack, and a willingness to work primarily in the JVM ecosystem.
  • A solid understanding of distributed systems fundamentals, including concurrency, data consistency, idempotency, retries, backoff and failure modes in networked services.
  • Experience designing and working with REST and/or gRPC APIs, and persistence layers using relational databases, such as PostgreSQL, and/or key-value stores.
  • Proficiency with event-driven architectures and message brokers or streams, such as Kafka or similar technologies.
  • A strong focus on testing and quality, including unit, integration and contract tests, with familiarity with CI/CD pipelines.
  • A good grasp of observability, including metrics, logging, tracing and alerting, and how to use them to debug production issues.
  • Clear written and verbal communication skills, with the ability to work comfortably with cross-functional partners in a fast-paced environment.

Skills

Required:Backend development (JVM)Distributed systemsREST and/or gRPC APIsDatabases (PostgreSQL)Event-driven architecture / KafkaTesting and CI/CDObservabilityCommunication
Last updated Oct 15, 2026. Interested? Apply on the company site.
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About Airwallex

Trusted Global Payments & Financial Platform

Grow your business faster with Airwallex - global business accounts, high speed transfers, multi-currency cards, online payments, embedded finance, and more.

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