Senior Golang Backend Engineer
Job description
About the role
X-Team is seeking a Senior Golang Backend Engineer, who will join an enterprise engineering squad within a leading Australian banking and financial services organisation, working on a large-scale Open Banking and mobile platform ecosystem. You will lead the modernization of core backend services, transitioning traditional batch processing toward real-time data polling and building highly resilient backend architecture that supports millions of customers. You will work extensively with Go, Temporal, PostgreSQL, gRPC, Protocol Buffers, AWS, and Kubernetes, while collaborating closely with engineering teams and client stakeholders to deliver secure, scalable, and reliable financial services.
Key responsibilities
- Lead the modernisation of core backend services, transitioning traditional batch processing toward real-time data polling
- Build highly resilient backend architecture that supports millions of customers
- Work extensively with Go, Temporal, PostgreSQL, gRPC, Protocol Buffers, AWS, and Kubernetes
- Collaborate closely with engineering teams and client stakeholders to deliver secure, scalable, and reliable financial services
- Make sound architectural decisions and guide other engineers
- Work directly with enterprise clients on stakeholder alignment
About you
- 5+ years of senior backend engineering experience with strong proficiency in Go (strongly preferred) or Java, particularly in high-concurrency and distributed environments
- Production experience with Temporal or equivalent durable workflow frameworks for distributed state, long-running processes, retries, and fault-tolerant execution
- Strong PostgreSQL experience, including schema design and query optimization
- Deep experience designing gRPC / Protocol Buffers APIs
- Experience transitioning batch architectures toward real-time data polling, event-driven processing, or streaming
- Production experience on AWS / Kubernetes / EKS
- Experience building secure enterprise backend services
- Strong technical leadership skills with the ability to make sound architectural decisions and guide other engineers
- Excellent communication and stakeholder management skills, with confidence working directly with enterprise clients
- Willingness to work onsite in Melbourne CBD for the first 4 weeks
Skills mentioned
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