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.

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.

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.

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.

Lead backend architecture and deliver core investment workflows for the Business Accounts platform. Build and maintain financial infrastructure (reconciliation, ledgers, unit registries), ensure high reliability and observability, integrate with external investment providers, write testable code, and collaborate with Product, Infrastructure, and Design.

Build and ship high-quality micro-frontend web applications using React and TypeScript. Implement Backend-for-Frontend patterns with Apollo GraphQL and Node.js, create shared design system components, publish NPM packages, deploy on GCP/Aliyun K8s with Cloudflare and GitLab CI/CD, and ensure test coverage using React Testing Library and Cypress. Collaborate with design and frontend guild to reduce technical debt and research new frontend technologies.

Lead architecture and deliver backend systems for Business Accounts, building investment workflows, reconciliation controls, unit registries, and ledgers. Ensure reliable integrations with external investment providers, promote observability and API design best practices, and collaborate with Product, Infrastructure, and Design to ship production-grade financial infrastructure.

Join Arista's EOS team to design, implement and test features for a network operating system. Work includes requirements gathering, writing design and test plans, coding in C/C++/Python, developing automated tests, debugging customer issues, and delivering high-quality, well-tested software for Ethernet switches.

The C# Software Engineer will design and build high-performance Windows desktop applications, collaborate with teams to meet user needs, and enhance usability and performance.

Design and implement backend services using Elixir/Phoenix, contribute to architecture decisions, write production-ready code, and operate built components while collaborating effectively with product and design teams.

As a Software Engineer in Developer Experience, you will enhance development workflows by building infrastructure, tooling, and automation for efficient software deployment, collaborating with global teams to mitigate workflow friction and drive productivity improvements.

The Software Engineer will design, build, and deliver scalable software, support complex projects, and own system reliability while collaborating with the team.

Software Engineers at Citadel develop, maintain, and support high-performance trading platforms, focusing on custom software solutions and system stability.

The role involves software development, design, and testing for web, mobile, and cloud applications, focusing on test automation and collaboration with global teams.

As a Software Engineer in Data, you will design, build, and support data systems, create real-time data pipelines, and manage data workflows, collaborating across teams.

Develop and maintain cloud-based SaaS products for school administration. Design and deliver new features, improve existing applications, ensure quality through testing, collaborate with stakeholders, and follow agile practices to build scalable, user-focused solutions.

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.

Develop full-stack web interfaces and backend architecture for neurotechnology applications; implement neural signal processing pipelines (EEG), integrate machine learning models for neurophysiological data analysis, maintain acquisition/processing software, participate in code reviews, document technical processes, and work independently within a small, research-driven startup.

Join Fetch as a Software Engineer to build AI-driven products that enhance pet health and streamline veterinary care, working with a collaborative team.

Build, operate, and scale distributed cloud infrastructure and platform services used across Stripe. Focus on automation, reliability, observability, debugging production systems, and supporting internal customers. Participate in roadmap planning and incident response to maintain high availability and performance at scale.

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