Senior AI Backend Engineer – Graph DB & Multi-Agent Hybrid

Sirius Technology in Sydney CBD is seeking a Senior AI Software Engineer to design and build scalable backend systems and microservices in Python and Java, enabling enterprise-wide AI agent deployment. You will architect AI/ML pipelines, integrate graph technologies like Neo4j or Neptune, and support multi-agent orchestration in a high-availability platform. This is a hybrid Sydney-based 12-month contract with extension potential, requiring production-grade software experience and a focus on J-…