Top Software Engineer Jobs in Melbourne

Build and maintain shared Go libraries and platform capabilities for data access, messaging, service communication, observability, and resilience. Design adoptable APIs, multi-cloud abstractions, and resilience primitives. Own security posture, operate libraries (on-call), consult engineering teams, participate in architectural governance, and collaborate with Data Services, Infrastructure, SRE, and Observability teams.

Design, implement, and operate scalable backend services for the Spend and Accounting domains powering cards and expense workflows. Own end-to-end feature delivery, contribute to architecture, write testable reliable code, uphold observability and API best practices, collaborate with product and infrastructure, and provide technical mentorship to raise engineering standards.

Build and own shared Go libraries and platform capabilities for data access, messaging, service communication, observability, resilience, and multi-cloud portability. Design adoptable APIs, implement resilience primitives, ensure security of dependencies, participate in architecture governance, consult with teams, operate libraries (on-call), and partner with Data Services, Infrastructure, SRE, and Observability teams.

Develop and maintain production C++ software for Linux-based edge/embedded platforms (NVIDIA Jetson, ARM). Integrate sensors and peripherals, build calibration/diagnostic tools, optimise performance (latency, throughput, power), debug across software/hardware/OS/networking, and collaborate with cross-functional teams to deliver fieldable autonomy and mission systems.

Design, build and own authorization and access control systems (SpiceDB-backed). Partner with Security and product teams to drive adoption, design patterns and tooling, ensure high availability at scale, and mentor engineers on system design and IAM best practices.

Build and maintain platform products, internal tools, and shared services across the stack. Develop frontends, backend services, APIs, CI/CD pipelines, observability, testing, and integrations. Collaborate on secure, scalable designs, support incidents, contribute documentation, and improve developer experience and platform consistency.

Lead design, development, integration and sustainment of complex software for defence scientific and engineering applications. Translate requirements into designs, implement, test, debug, document, support verification/validation, and provide technical leadership and mentoring across projects.

The role involves building and maintaining back end services for a large language model, focusing on APIs, infrastructure, reliability, and system performance.

Build and scale a fintech property-management platform producing front-end and back-end code, prototypes, production-ready solutions, and robust infrastructure. Collaborate with product, design, and engineers to own features, maintain microservices architecture, ensure CI/CD and testing, and mentor teammates.

The Principal Software Engineer will lead mobile application development, bridge technical and product strategies, and ensure engineering excellence at Xero.

Build and ship end-to-end full-stack features for the Learning Portal. Architect scalable systems, maintain cloud infrastructure (IaC), implement testing and CI/CD, perform PR reviews, be on-call, and drive product-quality improvements across frontend and backend services.

Contribute to design, development, testing and delivery of card and expense management solutions. Participate in technical planning, propose codebase and process improvements, collaborate with stakeholders, and maintain professional development and regulatory training.

Build and maintain scalable, secure web systems used by schools. Write clean code across frontend and backend, collaborate with Product and Design, participate in sprint planning and technical design, improve CI/CD and monitoring, design database solutions, and champion engineering best practices.

Design, build, test and maintain full-stack cloud services that connect wearable devices, video assets and athlete data. Contribute to technical design, write high-quality code, perform unit/integration testing and code reviews, collaborate across hardware/firmware/devops teams, and continuously improve deployments and platform performance on AWS.

Design and build scalable backend services for the Spend and Accounting Hub to track, reconcile and account for spend transactions. Own end-to-end feature delivery, ensure reliability, performance and compliance, contribute to long-term architecture, collaborate cross-functionally, and provide technical mentorship.

Lead development of internal AI-driven security tools and automation, support incident response with threat-hunting and remediation tooling, maintain Kubernetes/serverless infrastructure and large-scale log/ETL pipelines, identify automation opportunities with engineering teams, drive security outcomes (patching, gateways), and mentor junior engineers.

Lead design and build of internal AI tooling and automation to improve security operations. Develop ad-hoc incident response and threat-hunting tools, maintain Kubernetes, serverless, and ETL/data pipelines, and partner with product teams to automate patching and risk-mitigation services. Own large-scale log pipelines, mentor junior engineers, and deliver high-quality projects autonomously.

Design, develop, and maintain scalable Android applications and core mobile frameworks. Optimize performance, own projects or components, participate in architecture decisions, mentor junior engineers, and ensure production reliability.

Join a product engineering team building a large-scale Cyber Risk Posture Management platform. Deliver customer-facing features end-to-end, improve system reliability, scalability, and performance, contribute to architecture and code reviews, and collaborate with cross-functional teams while exploring AI/LLM enhancements.

Design and build backend microservices for real-time fraud detection, transaction monitoring, and risk analysis. Integrate ML models and risk scoring engines, support scalable distributed systems, and leverage AI-assisted development and LLM/agent tools for risk automation.

Lead and deliver impactful mobile workflows for the Xero Accounting App while ensuring system health and efficiency through continuous improvement and automation practices.

Build and maintain Acumatica customisations and integrations, own a client ticket queue end-to-end, use AI-augmented tooling to increase productivity, quote and deliver to estimate, contribute to upgrades, testing, and continuous improvement of development processes.

The Software Engineer in Test III will develop and execute automated tests, maintain testing tools, analyze defects, and ensure product testability within TraceLink's software solutions.

Build and maintain customer-facing and internal web applications (Megaport Portal) using a modern frontend stack. Implement features with Vue 3/TypeScript, ensure accessibility and responsive design, integrate web services, improve architectures and processes, and write unit/integration/end-to-end tests using Playwright and Vitest.

Design and develop scalable, secure frontend web applications for connected embedded systems. Lead frontend architecture, collaborate with backend/embedded teams, implement device provisioning, telemetry visualization, and remote management UIs. Optimize performance, accessibility, and maintainability; mentor engineers, participate in reviews, and drive frontend best practices.