The Role
We’re looking for a Senior Payments Integration Engineer to join our client to lead end to end delivery of payment integrations for enterprise merchants.
This is a customer facing, hands on technical role where you’ll work closely with merchants, product, and engineering teams to design, implement, and optimise a seamless payment experiences.
If you thrive on solving complex payment challenges, enjoy working directly with customers, and have a strong technical foundation, this role is for you!
Day to Day Requirements
Must Have Skills
We’re looking for a Senior Payments Integration Engineer to join our client to lead end to end delivery of payment integrations for enterprise merchants.
This is a customer facing, hands on technical role where you’ll work closely with merchants, product, and engineering teams to design, implement, and optimise a seamless payment experiences.
If you thrive on solving complex payment challenges, enjoy working directly with customers, and have a strong technical foundation, this role is for you!
Day to Day Requirements
- Lead merchant integrations from onboarding through to go-live and beyond
- Design and implement payment solutions across APIs, gateways, and acquiring platforms
- Work directly with clients to support technical integration, testing, and certification
- Troubleshoot and resolve complex payment and API issues across production environments
- Support and guide merchants through 3DS, tokenisation, and authentication flows
- Collaborate with internal teams across product, engineering, and operations
- Contribute to improving integration processes, documentation, and tooling
- Act as a trusted technical advisor to clients throughout delivery
Must Have Skills
- Strong hands-on experience with payments integration, including:Payment gateways, acquiring, Card not present (CNP) flows, 3D Secure (3DS), Tokenisation and merchant integrations
- Proven track record delivering customer-facing integrations such as merchant onboarding, testing and go-live support
- Solid technical skills in: Java and/or JavaScript, APIs (REST/JSON), SQL and debugging tools (e.g. Postman)
- Strong troubleshooting ability with experience diagnosing: failed transactions, API issues, Authentication/payment flow errors
- Experience with eCommerce platforms (Shopify, Magento, etc.) or payment orchestration
- Exposure to technical pre-sales or solution design
- Understanding of ERP/CRM integrations (e.g. SAP, Salesforce, NetSuite)
- Knowledge of payments lifecycle (settlement, reconciliation, receivables)
Senior Payments Integration Engineer
Sydney
Contract
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