Top Software Engineer Jobs in Sydney

Develop and maintain enterprise-grade C# and .NET applications, RESTful APIs, event-driven microservices, and distributed systems on AWS. Design PostgreSQL schemas, optimize queries, and support high-volume workloads across the full software development lifecycle. Collaborate with product owners and architects while meeting compliance, security, resiliency, and service-level requirements. Use and evaluate AI-assisted development tools responsibly for coding, testing, refactoring, documentation, and automation.

Lead engineer responsible for designing, developing, and maintaining secure, scalable payments production systems. Owns production troubleshooting, automation of recurring issues, code development and review, vendor evaluations, and driving engineering best practices across teams to improve operational stability.

Twelve-month graduate program with two rotations focused on software engineering, big data, AI, SRE, DevOps, cloud platforms, and security engineering. The role involves developing and reviewing specifications, coding, bug fixes, testing, requirements analysis, data modeling, and resolving technical issues under senior guidance. Participants receive mentorship, training, feedback, and exposure to Agile and Waterfall methodologies while collaborating with stakeholders to develop innovative products.

Develop and maintain high-traffic consumer weather web applications using JavaScript, React, and Next.js. Build accessible, responsive interfaces, integrate APIs, troubleshoot defects and performance issues, write tested reusable code, and collaborate with engineering, QA, product, and UX teams on releases and production improvements.

Develop, test, maintain, and verify embedded software for medical devices used in diagnosis, monitoring, and treatment. Collaborate with software, hardware, systems, quality, product, and clinical teams; contribute to architecture and design reviews; troubleshoot defects; document technical decisions; and improve engineering processes, tools, CI/CD, and automated testing practices.

Develop and support C# and .NET platforms for billing, subscriptions, customer entitlements, premium listings, and agency booking integrations. Build scalable applications and RESTful APIs, troubleshoot production issues, improve reliability and performance, and collaborate with product and business stakeholders. The role includes testing, security best practices, Agile delivery, and participation in an on-call roster for business-critical systems.

Designs, builds, tests, and maintains scalable full-stack software using Java and React. Responsibilities include feature design, code reviews, cloud-native development, debugging, performance optimization, containerization, CI/CD, automated testing, and collaboration with product and engineering teams. The role emphasizes technical growth, mentorship, quality engineering, and adoption of modern and AI-assisted development tools.

Develop and maintain large-scale Azure networking services, including IP address, metadata, configuration management, and authoritative network design systems. Diagnose network issues and performance bottlenecks, create practical technical solutions, collaborate with Microsoft teams and industry partners, and work with customers to improve networking experiences across Azure’s global data center infrastructure.

Build and maintain high-performance Golang backend services and APIs for a large digital media archive. Develop AWS cloud-native microservices, media-processing modules, and Kubernetes deployments for audio, video, and metadata. Collaborate in an autonomous Agile squad, contribute across the deployment lifecycle, participate in code reviews and testing, and strengthen DevOps, monitoring, and automation practices.

Design, build, test, deploy, and operate secure, scalable production software and services. Partner with customers and stakeholders to translate business needs into technical solutions, lead technical workstreams, establish engineering best practices, and deliver reusable components. The role also involves applying AI and LLM technologies, collaborating across disciplines, and traveling up to 25%.

Develop AI-driven migration capabilities for SnowConvert, including code conversion, data migration, validation pipelines, and automated testing. Build reliable foundations and APIs for agentic AI systems, collaborate with AI and field engineering teams, and optimize distributed data pipelines for performance, scalability, and cost efficiency.

Build and own partner integrations across ingress and egress pipelines, including API authentication, data mapping, event-driven workflows, and AI-assisted ordering capabilities. Diagnose distributed production failures, write root-cause analyses, and improve monitoring and reliability. The role requires strong C#/.NET backend development, third-party API integration, REST design, relational databases, ORMs, cloud infrastructure, containers, CI/CD, and clear asynchronous communication.

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.

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.

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.

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.

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.

Join Luxury Escapes’ 12-month graduate program in Sydney as a Software Engineer. You will develop features, improve backend systems, and contribute to a complex travel and e-commerce platform. The program provides technical and business training, mentorship from experienced engineers, and opportunities to build scalable, user-focused digital experiences. Applicants must have graduated in 2025 or 2026 with a Computer Science, Software Engineering, or related degree.

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.

Leads development of scalable platform capabilities, infrastructure, tooling, and ML frameworks. Drives the full software development lifecycle, applies cloud-native architecture, conducts system design reviews, builds AI-driven applications, mentors engineers, and collaborates with stakeholders to deliver reliable, data-informed technical solutions.

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.

Develop and maintain scalable Python applications, APIs, microservices, and data pipelines using PySpark and Airflow. Deploy and operate solutions on Azure with Docker and Kubernetes, implementing monitoring, logging, alerting, and production support. Collaborate with product managers, data scientists, and engineering teams on global projects while contributing to coding standards, architecture, testing, documentation, and Agile delivery.