Airwallex

Senior Software Engineer, Ecosystem

Airwallex
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7 days ago
Singapore, SingaporeSenior

Responsibilities

  • Design and evolve platforms and integrations for accounting, HR, ERP, marketplace, payment, and open-banking systems.
  • Build secure and reliable APIs, SDKs, webhooks, and UI-extension patterns for third-party developers and partners.
  • Shape the technical roadmap for the App Marketplace and Extension Framework, including architecture, coding standards, observability, and security practices.
  • Improve developer experience through documentation, sandboxes, and tooling.
  • Partner with backend, product, design, and go-to-market teams to deliver ecosystem products and integrations.

Requirements

  • Bachelor's degree in Computer Science, Software Engineering, or a related field.
  • 5+ years of experience developing internet applications, large financial systems, or e-commerce platforms.
  • Strong programming or scripting skills in Java, Kotlin, C++, Python, or a similar language.
  • Direct experience building or maintaining a public-facing developer platform, app marketplace, or extension framework.
  • Experience designing and building APIs and integrations with external financial institutions or third-party platforms.
  • Experience developing scalable, reliable systems and working effectively with cross-functional teams.
  • Preferred: deep expertise in Domain-Driven Design and complex business logic and microservice boundaries.
  • Preferred: hands-on experience with Docker, Kubernetes, and advanced observability tools.
  • Preferred: experience integrating AI or large language models into integration workflows or developer tooling.
  • Ability to own a roadmap, operate independently in ambiguous situations, and take ownership of outcomes.

Benefits

  • The role is based in the Singapore office five days per week.
Airwallex

About Airwallex

1,001-5,000 employees

Airwallex builds a global payments and financial operations platform for businesses, offering payment acceptance, multi-currency accounts, FX and transfers, card issuing, treasury and spend management via APIs and web apps. It monetizes through transaction and foreign-exchange fees and related account services. Founded in Melbourne in 2015 and privately held, the company serves customers worldwide, with notable users including Brex, Canva and Qantas.

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