Top Software Engineer Jobs in Sydney

As a Software Engineer Intern, you'll create tools for trading strategies, develop research platforms, and collaborate in small teams.

The Senior Options Software Engineer will design, develop, and support a high-performance trading platform, collaborating with business leaders to create innovative software solutions and handle complex systems support for trading activities.

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.

Build full-stack, low-latency trading and pricing tools for options traders. Collaborate with traders, researchers, and business stakeholders to design intuitive frontends and scalable backend services, prototype and productionize distributed systems, and expand trading capabilities globally while improving performance, stability, and usability.

Forward Deployed Software Engineers work with clients to solve critical problems using data, employing strong coding skills in various programming languages to develop solutions.

As an FDSE Intern, you'll collaborate with teams to address complex data challenges, develop software solutions, and engage directly with customers to drive impactful results.

Design, develop, test, and deploy full-stack web applications and APIs to support investment management, portfolio operations, reporting, and business workflows. Build backend services, optimise SQL and database performance, integrate systems via APIs, contribute to cloud modernization, participate in architecture and code reviews, and improve application performance, security, and maintainability while collaborating with product and investment teams.

Looking for a Software Engineer to build scalable backend and APIs, collaborate on modernisation tools, and contribute to code analysis. Requires strong skills in Python/Java and relational data modelling.

Contribute to development and maintenance of the WiredTiger storage engine for MongoDB, focusing on enhancing performance, managing concurrency, and implementing new features.

Design and build reliable backend systems for the Yield investment product. Own end-to-end delivery of investment workflows, maintain financial infrastructure (reconciliation, ledgers), integrate with external providers, ensure observability and API quality, and collaborate with Product, Infrastructure, and Design.

Join Elafent as a Graduate Software Engineer to create scalable and elegant software for our cloud SaaS platform. Work on various development areas, collaborate with a proactive team, and enjoy a healthy work/life balance.

The Senior Software Engineer will focus on application migration, leading projects and ensuring successful transitions to new environments.

The Senior iOS Engineer will lead key engineering decisions, actively ship production code, and enhance the app architecture, ensuring a great user experience.

Join Speechify's AI team as a Software Engineer responsible for data collection and infrastructure management to enhance model training operations.

Design, develop, test and deploy microservices, automation workflows, ETL and APIs to provision and manage cloud infrastructure. Build AI-enabled workflows, MCP servers and prompt-engineering tools. Automate compliance remediation, integrate management systems, and evaluate and champion new technologies to improve operational tooling and service delivery.

Full-stack engineer building and supporting frontend and backend systems, scalable microservices, React micro-frontends, and Kubernetes/cloud infrastructure. Improve automated testing, DevOps practices, security, performance, and participate in production support and platform improvements.

Full‑stack engineer responsible for designing, building, and delivering frontend and backend features, supporting microservices and React micro-frontends, improving Kubernetes/cloud infrastructure and DevOps, enhancing automated testing, and driving security, performance, and reliability improvements while participating in production support.

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.

Design, build and support scalable full‑stack applications and microservices for high-volume, real-time payments. Contribute to portal development (Liferay), CI/CD and DevOps practices, testing, troubleshooting, and participate in rostered on-call production support.

As an Intern Software Engineer, you'll participate in software testing, execute test cases, report defects, and collaborate with the development team to enhance platform quality.

Build and maintain Next.js and Contentful-driven web experiences, implement Azure Functions, apply DevOps and IaC practices, participate on-call, collaborate with engineers, designers and content creators, and continuously improve performance, testing, and platform reliability to grow Office product user engagement.

Design, implement, and optimise autonomous navigation, motion planning, and decision-making for drones and ground vehicles. Integrate sensors, cameras, and edge compute with ML models, build simulators and hardware-in-the-loop tests, perform field validation, collaborate with hardware and ML teams, and produce technical documentation for deployment.

The role involves designing and building scalable systems for trade lifecycle management, maintaining data integrity, and collaborating on reporting pipelines, while also handling production support.

Build and operate the companywide observability platform: ingest, store, and serve time-series metrics; implement distributed tracing pipelines and sampling; and create alert-quality tooling, dashboards, and routing to reduce noise and improve on-call signal for engineering teams.

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.