Top Software Engineer Jobs in Melbourne

Build and ship full-stack features for the Learning Portal (Next.js UI, Go services, Supabase edge functions). Design scalable systems and infrastructure (IaC with SST/Pulumi, AWS, Vercel), implement testing (Vitest/Jest, Cypress/Playwright), perform PR reviews, maintain docs, run CI/CD, and be on-call to ensure reliable student-facing experiences.

Join Canonical as a graduate software engineer to write high-quality code across the open source stack, work on Linux system-level and application projects, engage with communities, respond to customer issues, and develop security-aware software while collaborating remotely and attending biannual in-person team sprints.

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.

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.

Lead full-stack development of the Artificial Analysis website using a TypeScript/Next.js stack. Build UI and interactive data visualizations, work with PostgreSQL on Supabase, improve DevOps/CI-CD, mentor a small engineering team, and apply LLMs and AI tools to accelerate development.

Build and maintain full-stack features for customer and internal web apps, design backend APIs for onboarding and transactions, integrate third-party services, implement OAuth2 authentication, operate in a microservices AWS environment, ensure security, performance, observability, participate in code reviews and architecture, and write technical documentation.

As a Software Engineer - L3 Support, you will resolve complex Ubuntu-related issues, collaborate with teams, and participate in upstream communities to drive bug fixes and improvements.

As a Software Engineer, you will resolve complex customer issues related to Ubuntu and open source software, participate in upstream communities, and develop and review code across multiple layers of the software stack.

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.

Design, implement, test, and deploy Java-based product applications. Collaborate with business analysts and customers to clarify requirements, write unit tests and deployment scripts, perform release testing, document solutions, assist with client issues, and mentor teammates while using modern containerized development toolchains.

Develop, integrate, test and document software for a secure communications solution. Work across system layers on performance, reliability and new features. Collaborate with systems, test and support teams, participate in design/code reviews, troubleshoot complex technical issues, and mentor junior engineers.

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

Build and deliver frontend features across Vue, Angular, and React surfaces; write well-tested TypeScript; own features end-to-end; collaborate with product, design, and backend on a serverless AWS stack; mentor engineers and evolve frontend architecture for scale.

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

Develop and maintain high-security mobile applications using React Native, Swift, or Kotlin. Implement biometric authentication and secure key storage, collaborate with cross-functional teams to design and deliver features, troubleshoot performance issues, and propose technology improvements to enhance security and user experience.

Develop and optimize Soroban smart contracts on the Stellar network, integrate anchor services for cross-border payments, collaborate with teams, test and debug contracts, document processes, and provide technical support while staying current with blockchain and payments trends.

Implement EVM-compatible features, optimize gas usage, develop and test smart contracts, validate Ethereum infrastructure, provide technical support, and collaborate on Ethereum performance and tooling improvements.

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.

Dragonfly is seeking Software Engineers for various portfolio companies, focusing on crypto technologies. Engineers of all experience levels are needed across multiple stacks.

Seeking software engineers with at least 2 years of production backend experience, interested in crypto and blockchain technologies, for roles with portfolio companies.

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.

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.