Top Software Engineer Jobs in Sydney

Lead complex backend engineering initiatives from technical design through launch. Design architectures, deliver solutions used across teams and products, resolve high-risk issues, establish code review and documentation standards, and influence company-wide technical decisions. Mentor engineers, evaluate performance and reliability trade-offs, and contribute to developer experience and productivity using modern cloud platforms, multiple programming languages, and CI/CD practices.

Develop and maintain cross-platform consumer mobile applications using React Native, TypeScript, and JavaScript. Build reusable components, integrate REST and GraphQL APIs, implement state management, optimize performance, troubleshoot crashes, support testing and CI/CD releases, and apply accessibility and usability principles. Collaborate with product, design, QA, and engineering teams in Agile delivery environments while contributing to code reviews, experiments, and engineering standards.

Leads software engineering for securities services technology, designing, developing, testing, and operating secure, scalable applications. Responsibilities include architecture, production coding, troubleshooting, automation, observability, AI-assisted engineering adoption, data-driven improvements, vendor evaluations, and mentoring engineers. The role requires strong SDLC, cloud-native, resiliency, security, financial services, and enterprise technology expertise.

Graduate software engineers will develop open-source and commercial software across the Linux stack, from firmware, kernels, and drivers to desktop applications, containers, clouds, and Kubernetes. Responsibilities include writing resilient, performant code, contributing to product roadmaps, engaging with users and open-source communities, addressing customer issues, and developing secure software. The role is globally remote with twice-yearly international team sprints and emphasizes mentorship, collaboration, and continuous technical growth.

Build and maintain end-to-end media features across backend, frontend, and mobile, including 360 walkthroughs, hardware integrations, video upload, background processing, transcoding, streaming, and playback. Collaborate with the Ground Capture team on future drone and dock integrations while owning ambiguous technical problems and communicating effectively with non-technical stakeholders.

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

Provide production support for GBST clients: triage and resolve issues, lead version upgrades and UAT, perform defect analysis and create development tickets, support out-of-hours as needed, and liaise with development and stakeholder teams to maintain stable, secure trading applications.

Develops, tests, debugs, and supports software features across the full software development lifecycle. Collaborates with design, product management, and engineering teams to create customer-focused solutions. Writes clean code and unit tests, contributes to technical documentation and code reviews, applies secure coding practices, troubleshoots production issues, monitors incidents, participates in postmortems, and shares technical knowledge with the team.

Build scalable, low-latency backend APIs, event-driven services, integration layers, and microservices supporting personalization and recommendation experiences. Partner with AI/ML and data engineers to deploy models, expose AI services, and develop React applications. Improve security, observability, reliability, performance, scalability, and operational efficiency while using AI-assisted engineering tools to enhance delivery and code quality.

Design, develop, test, deploy, maintain, and improve software applications and systems. Diagnose hardware and software faults, resolve database and API integration issues, write and review code, conduct debugging and testing, document technical specifications, monitor performance, implement updates, and provide technical support. The role collaborates with internal teams to deliver reliable, secure, and compliant technology solutions.

Design, build, and maintain secure, scalable software for critical payments infrastructure. Lead complex components, APIs, and distributed systems; drive clean architecture, secure coding, CI/CD, cloud-native delivery, and infrastructure automation. Use AI-powered engineering tools, collaborate with cross-functional teams, mentor engineers, conduct code reviews, and influence technical direction.

Build and operate scalable, low-latency backend services, APIs, event-driven systems, integrations, and frontend applications supporting membership, loyalty, rewards, and consumer engagement. Configure and integrate Antavo with commerce, CRM, CDP, marketing, and data platforms. Apply secure, observable, resilient engineering practices, troubleshoot production issues, and optimize performance. The role requires strong Java and Spring Boot expertise, plus working knowledge of React, Node.js, Kafka, and SQL/NoSQL databases.

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.

Build scalable, low-latency backend APIs, event-driven services, model-serving layers, and integrations supporting real-time and batch personalization and recommendation experiences. Design reliable, secure, observable distributed systems using Java and Spring Boot, optimize performance and operational efficiency, and integrate LLM and AI services into production applications. Collaborate with engineering leadership and use AI-assisted development tools to improve delivery and code quality.

Designs and executes functional, integration, API, automated, exploratory, and end-to-end tests for personalization, recommendation, experimentation, and consumer intelligence capabilities. Builds test suites, validates AI-driven outputs and consumer journeys, manages test data, performs cross-browser testing, partners with engineering and product teams, and improves automation coverage, regression efficiency, and defect detection.

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.

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

Designs, deploys, and operates secure, scalable AWS and Kubernetes environments for enterprise customers. Builds infrastructure-as-code automation, CI/CD pipelines, observability, and production release processes. Troubleshoots Linux, containers, networking, and distributed systems while improving reliability, security, and performance. Partners directly with customers and internal teams on technical requirements, deployment architecture, incident resolution, and continuous improvement.

Design, build, operate, and maintain critical distributed cloud systems for Grafana Loki and related observability databases. Own system reliability, performance, and availability; deliver projects from ideation through customer operations; contribute to open-source projects; participate in on-call rotations; mentor teammates; and collaborate on technical designs and roadmap decisions.

Design, build, test, deploy, and monitor reliable AI/ML products and services at scale. Develop real-time and batch data pipelines, optimize ranking and retrieval models using embeddings, transformers, and LLMs, and establish evaluation, observability, and model lifecycle management practices. Collaborate across product, engineering, data, and consumer experience teams while contributing to scalable ML platform capabilities.

Build innovative software products in the Special Projects Division addressing public health, agriculture, education, and aid-related challenges in Sub-Saharan Africa. Responsibilities include designing software architectures, developing on UNIX-based platforms, participating in code reviews, using disciplined version control, collaborating with teams, and potentially applying Django, React, Android, or PyTorch. The role may involve travel to Africa to understand local contexts.

Lead the design, development, deployment, and operation of scalable AI/ML products and platforms. Own the full machine learning lifecycle, including experimentation, evaluation, inference, monitoring, and optimization. Develop LLM, retrieval, ranking, relevance, and generative AI solutions using Python, AWS, SQL, Airflow, Kafka, and BigQuery. Set technical direction, establish evaluation frameworks, improve engineering practices, mentor engineers, and promote reliable, ethical, and compliant AI/ML delivery.

Build and maintain scalable full-stack software for the Campaign Monitor product. Develop APIs, event-driven microservices, dynamic web applications, AWS infrastructure, and event-streaming solutions. Collaborate with designers, product managers, and engineers; contribute to architecture decisions, code reviews, mentorship, scoping, and long-term maintainability. Participate in on-call support and use data-driven instrumentation to improve system reliability and customer experiences.

Lead design, develop, test, and support of highly scalable, reliable Azure Storage services. Provide technical leadership, improve observability and AIOps, ensure security and compliance, and support high-availability services used by millions with on-call responsibilities.

Build and maintain Lumi’s lending, risk management, and customer service systems using TypeScript and React. Collaborate with engineering, product, design, and business teams; develop scalable and maintainable technical solutions; participate in code reviews and agile ceremonies; improve platform performance and reliability; and explore AI technologies that enhance customer outcomes, processes, and engineering productivity.