Top Software Engineer Jobs in Sydney

Develops and supports secure, scalable software solutions within JPMorganChase’s Securities Services technology division. Responsibilities include software design, coding, testing, troubleshooting, architecture documentation, and operational stability. Collaborates with global teams, manages technical dependencies, and ensures resiliency and security requirements are met. Uses and evaluates AI-assisted development tools for coding, testing, troubleshooting, and documentation while promoting responsible usage. Preferred experience includes financial services, regulated environments, event-driven architecture, microservices, and API design.

Build end-to-end trading workflow applications for options traders, spanning React frontends, backend services, APIs, distributed systems, real-time data pipelines, risk visualization, and click-trading tools. Partner with traders and quantitative researchers to create scalable, low-latency applications for pricing, execution, market data, risk management, and trading-engine operations. Improve the performance, stability, scalability, and usability of mission-critical systems while supporting new markets and products.

Build and maintain trading applications, risk tools, data platforms, dashboards, and workflow automation for APAC trading desks. Collaborate with traders and global engineering teams to deliver production-grade solutions, translate business needs into technical systems, and support applications during APAC market hours. The role involves data-intensive systems, operational workflows, production troubleshooting, and end-to-end feature ownership in a regulated trading environment.

Build backend services and financial workflows connecting cash, yield, lending, payments, card spending, and collections. Develop reliable infrastructure, reconciliation controls, ledgers, APIs, integrations, automated tests, observability, and production services. Collaborate with product, infrastructure, design, and engineering teams to deliver scalable, maintainable financial systems from design through production. The role is based in Sydney and involves shaping the technical foundations of a new business accounts platform.

Develop and launch large, complex software projects, making architectural decisions and addressing high-risk technical challenges. Lead code reviews, documentation, bug fixes, and company-wide engineering initiatives. Collaborate across teams, mentor junior engineers, and apply expertise in one or more programming languages while developing Java proficiency. The role emphasizes autonomy, customer impact, continuous learning, and technical leadership.

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.

Build and maintain full-stack media features across backend, frontend, and mobile, including 360 walkthroughs, media integrations, and video upload, processing, transcoding, streaming, and playback. Collaborate with the Ground Capture group on future drone and hardware integrations. Translate camera and device specifications into practical solutions while owning ambiguous problems and communicating technical concepts to non-technical stakeholders.

Build and improve Matilda, an Australian-made AI production system. Software engineers may contribute across any layer, including infrastructure supporting model training and inference. The company seeks passionate, dedicated engineers who can research the product and clearly explain how their skills can contribute to its mission.

Software engineering intern supporting Honeywell’s mission-critical software solutions. Responsibilities include contributing to software development across the full lifecycle, applying Agile and iterative methodologies, supporting design center customers, participating in code reviews, collaborating with experienced engineers, and attending Scrum ceremonies. Applicants must be third- or fourth-year students pursuing a relevant software, mechatronics, or electrical engineering degree and hold Australian or New Zealand permanent residency or citizenship.

Engineering intern supporting software development for mission-critical solutions across the full software development lifecycle. Responsibilities include applying Agile and iterative methodologies, participating in code reviews and Scrum ceremonies, collaborating with experienced engineers, and providing customer support for software solution development. The role is designed for third- or fourth-year engineering students seeking hands-on experience.

Build backend systems for Airwallex’s Business Accounts and Yield products. Own investment workflows including signup, investment, and redemption, while developing reconciliation controls, unit registries, and investment ledgers. Shape distributed-systems architecture, APIs, integrations, observability, and automated testing. Collaborate with Product, Infrastructure, Design, and external investment providers to deliver reliable financial infrastructure. This role is based in the Sydney office three days per week.

Develop backend processes, RESTful APIs, and web applications using PHP or related languages. Research technologies, engineer complete solutions, optimize performance and scalability, integrate projects into the application, and improve systems and development processes.

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.

Build and ship AI-first customer support software from concept to production. Own complex engineering problems across UI/UX, product capabilities, and data models while working closely with coding agents. Develop tooling and feedback systems that improve agent effectiveness, apply sound engineering judgment, and contribute to a fast-moving startup environment.

Develops end-to-end full-stack features for the Customer Experience team. Owns complex frontend and backend initiatives, shapes service architecture, establishes engineering standards, improves reliability and efficiency, and collaborates with product, business, and customer stakeholders. Requires strong TypeScript, React, Node.js or NestJS, web architecture, API, database, microservices, DevOps, and cloud deployment expertise.

Develop backend processes, RESTful APIs, and web applications using PHP or similar languages. Research technologies, design complete solutions, optimize performance and scalability, integrate projects into the application, and improve engineering systems and processes. Collaborate with JavaScript developers and UI designers while contributing technical leadership and maintaining a service-oriented team culture.

Build and own the cloud and edge platform connecting autonomous drones, docks, and customers. Responsibilities include AWS infrastructure as code, backend and desktop applications, offline-first synchronization, OTA fleet updates, CI/CD, monitoring, alerting, video streaming, and reliable networking across remote cattle stations. The role is hands-on, Sydney-based five days per week, with regular domestic and potentially international field deployments.

Lead the design, development, deployment, and maintenance of scalable cloud-native platform capabilities for Walmart Connect’s sponsored search advertising infrastructure. Build large-scale data processing systems, pipelines, distributed services, and AI/ML applications using Java, Spark, Kafka, Flink, and GCP. Provide technical leadership, conduct architecture reviews, mentor engineers, collaborate cross-functionally, and drive software quality, resilience, observability, and continuous improvement.

Leads the design, development, and deployment of scalable data platforms and AI applications. Builds cloud-based data pipelines with Python, Scala, Spark, Airflow, and GCP services; ensures data quality, governance, lineage, and modeling. Develops RAG and agentic AI solutions using LangChain and LangGraph, supports SAP e-commerce data flows, monitors pipeline reliability, influences architecture, mentors engineers, and drives cross-functional technical excellence.

Build and own Supabase’s AI tooling, including agents, MCP servers, agent skills, dashboard assistants, and developer-facing AI capabilities. Establish eval-first development through benchmarks, instrumentation, quality KPIs, and regression gates. Design how documentation and product knowledge are exposed to agents, create reusable AI patterns, and collaborate across Docs, CLI, Frontend, SDK, and infrastructure teams. Improve reliability, testing, authentication, hosting, and developer experience in a fast-moving, globally distributed environment.

Design, develop, deploy, and support AI-powered applications and services using generative AI, machine learning, cloud platforms, APIs, and data pipelines. Translate business needs into scalable architectures, optimize AI systems, troubleshoot performance issues, and incorporate security, privacy, governance, and responsible AI practices. Collaborate with technical and business stakeholders, evaluate emerging technologies, contribute to standards, and mentor team members.

Build and maintain cloud-native applications and services supporting data, analytics, and AI solutions. Develop scalable software using modern engineering practices, deployment pipelines, and cloud platforms. Collaborate with data engineers and data scientists to deliver reliable, observable, production-ready products. Contribute to architecture decisions, integrations, platform engineering, monitoring, performance optimization, and ongoing operations across dentsu and client cloud environments.

Build and maintain cloud-native applications and services supporting data, analytics, and AI solutions. Develop scalable software using modern engineering practices, deployment pipelines, and cloud platforms. Collaborate with data engineers and scientists to deliver reliable, observable, production-ready systems. Contribute to architecture decisions, integrations, security, cost optimization, monitoring, and performance improvements across development and production environments.

Build, test, and maintain backend services and APIs supporting Megaport’s global connectivity platform. Work with Java, Kotlin, Spring Boot, databases, messaging, caching, Kubernetes, and AWS. Translate business requirements into reliable technical solutions, collaborate with engineering and product stakeholders, participate in code reviews and mentoring, and improve architecture, processes, and technical debt.

Build and operate infrastructure for evaluating coding agents and language models. Own end-to-end features across data models, APIs, background workers, and user interfaces; run sandboxed agent trials; develop scoring and task-quality systems; integrate models and benchmarks; optimize performance, concurrency, migrations, and reliability; and review code. The role requires independent ownership of production backend systems and hands-on LLM evaluation experience.