Senior Service Virtualisation Engineer Role Purpose Lead the design, implementation and adoption of an enterprise Service Virtualisation capability across Australia Post to accelerate shift-left testing, reduce environment dependency bottlenecks and improve delivery velocity across API, integration and event-driven ecosystems.
Key Responsibilities Strategy Leadership • Define the Service Virtualisation roadmap, standards and operating model.
• Establish governance, asset management and reusable virtual service catalogues.
• Drive adoption across Quality Engineering, Architecture, Integration and Delivery teams.
Solution Design Implementation • Design and implement virtual services for: o REST APIs o SOAP Services o GraphQL APIs o Kafka/Event-driven integrations o MQ/JMS messaging o File-based integrations (SFTP/APST) • Build configurable, reusable and stateful virtual services supporting both positive and negative test scenarios.
Tooling Automation • Lead evaluation and implementation of: o BlazeMeter Service Virtualisation o WireMock o Mountebank o Pact / Contract Testing frameworks • Integrate virtual services into CI/CD pipelines and test automation frameworks.
• Establish repository and versioning strategy for virtual services and test data.
Stakeholder Engagement • Facilitate workshops with Architecture, Platform, Integration and QE teams.
• Provide technical guidance and mentoring to engineers and testers.
• Define onboarding and support processes for virtual service consumers.




Mandatory Skills • Solid experience in Service Virtualisation and Integration Testing.
• Hands-on expertise with WireMock and/or Mountebank.
• Experience with BlazeMeter Service Virtualisation or similar enterprise SV platforms.
• Strong understanding of REST, SOAP, JSON, XML and OpenAPI/Swagger.
• Experience with Kafka, MQ/JMS and event-driven architectures.
• Knowledge of Contract Testing (Pact or equivalent).
• CI/CD experience using GitHub, GitLab, Azure DevOps or Jenkins.
• Strong stakeholder management and solution architecture skills.
Desirable Skills • SAP integration testing • Kong, MuleSoft, Tibco or API Gateway platforms • AWS, Azure or GCP • Test Environment Management • Shift-left and Quality Engineering transformation initiatives Success Measures (First 6 Months) • Define Client's Service Virtualisation strategy and standards.
• Establish governance and a reusable virtual service catalogue.
• Deliver a pilot capability for priority integrations (e.g. EMR, AVER, SAP).
• Implement API virtualisation, contract testing and CI/CD integration patterns.
• Reduce dependency-driven testing delays across selected programmes.
• Provide a scalable enterprise capability ready for wider adoption.
Ideal Profile A hands-on Service Virtualisation Engineer who combines: • Deep technical expertise in APIs and integrations • Strong Quality Engineering background • Enterprise architecture mindset • Experience building and governing reusable virtual services • Ability to influence senior stakeholders and lead organisation-wide adoption

📌 Senior Service Virtualization Engineer (Melbourne)
🏢 Xpt Software Australia
📍 Melbourne