Principal Solution Architect – Pay fare

Sydney (Sydney)

Principal Solution Architect – Pay fare

Core Mission:

Senior Solution Architect to design and govern the Australian localization of the Pay fare instant-payout and embedded banking platform on Microsoft Azure, integrating with local Australian payment rails and core banking/card issuing platforms.

Mandatory Technical & Domain Requirements:

1. Australian Payment Rails & Messaging: Deep hands-on experience with the New Payments Platform (NPP), Osko, PayID, PayTo, and ISO 20022 XML messaging standards (pacs.008/pacs.002), alongside card issuing/tokenization (Apple Pay/Google Wallet).

2. Azure Cloud PaaS Stack: Proven experience designing containerized microservices and API layers on Microsoft Azure—specifically Azure Kubernetes Service (AKS), Azure API Management (APIM), Azure Functions, Azure Service Bus, and Azure Cosmos DB.

3. Distributed Orchestration & Architecture: Demonstrated mastery of Domain-Driven Design (DDD), BIAN service domains, microservices, and the Saga Orchestration Pattern (managing distributed payment states, compensating rollbacks, and low-latency double-entry ledger accounting).

4. Hands-on Engineering & API Security: Hands-on Python microservice architecture (FastAPI/Flask) alongside REST/ gRPC API contracts (OpenAPI /Swagger), Kafka/event streaming, and API security protocols (mTLS, OAuth 2.0/OIDC, JWT, JOSE).

5. AU Regulatory Governance: Working knowledge of APRA CPS 234 (Information Security), APRA CPS 230 (Operational Risk), AUSTRAC AML/CTF reporting flows, and Australian data residency requirements.

6. Core Banking Integration: Experience integrating cloud-native applications with core banking ledgers

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