Backend Engineer, Business Accounts – Payments Platform

Nearheal; Sydney; Hybrid; AUD 120,000 - 190,000; Full time

Job summary

Airwallex is seeking a backend engineer to help connect Cash, Yield, Lending into a unified financial experience for businesses. You’ll build core financial workflows and deliver reliable infrastructure.

Based in Sydney, you’ll collaborate with Product, Infrastructure, Design, and other engineering teams across time zones, contributing to API design, observability, and scalable systems.

Join a fast-moving, globally distributed team that values autonomy, ownership, and direct communication.

Qualifications

• Professional experience building and shipping software, ideally in a backend or full-stack engineering role.
• Experience with a backend programming language and an interest in learning Kotlin.
• Understanding of distributed systems concepts such as scalability, consistency, latency, and reliability.
• Experience writing automated tests and contributing to software quality.
• Familiarity with cloud technologies such as AWS or GCP, plus Docker and Kubernetes.
• Experience working with observability tooling such as Prometheus, Grafana, New Relic, or Splunk.
• Ability to collaborate effectively with Product, Infrastructure, Design, and engineering stakeholders.

Responsibilities

• Build backend services connecting Cash, Yield, Lending into a unified financial experience.
• Deliver core financial workflows, including moving funds and liquidity optimization.
• Build reliable financial infrastructure such as reconciliation controls, ledgers, and rails.
• Write high-quality, testable code and contribute to API design and observability practices.
• Partner with Product, Infrastructure, Design, and other engineering teams to translate requirements.
• Contribute to delivery of backend services and financial workflows from design through production.

Skills

Backend engineering

Kotlin interest

Distributed systems

Automated tests

AWS/GCP

Docker

Kubernetes

Observability tools

Tools

Docker

Kubernetes

Prometheus

Grafana

New Relic

Splunk

Job description

Airwallex is seeking a backend engineer to help connect Cash, Yield, Lending into a unified financial experience for businesses. You’ll build core financial workflows and deliver reliable infrastructure.

Based in Sydney, you’ll collaborate with Product, Infrastructure, Design, and other engineering teams across time zones, contributing to API design, observability, and scalable systems.

Join a fast-moving, globally distributed team that values autonomy, ownership, and direct communication.