full-stack java engineer legacy modernization cloud jobs in Sydney

ASX: Powering Australia's financial marketsWhy join the ASX?When you join ASX, you’re joining a company with a strong purpose – to power a stronger economic future by enabling a fair and dynamic marketplace for all.In your new role, you’ll be part of a leading global securities exchange with a strong brand. We are known for being a trusted market...

## Java Full Stack EngineerApply: Hybrid: Sydney Office: Full time: Posted Yesterday: JR101984# **ASX: Powering Australia's financial markets**# # **Why join the ASX?**When you join ASX, you’re joining a company with a strong purpose – to power a stronger economic future by enabling a fair and dynamic marketplace for all.In your new role,...

Strong Java back-end development experience covering design, coding, REST and microservices integration, debugging, and production support.Hands-on React front-end development of reusable, responsive, and maintainable components.Proven full-stack ownership across user interface, services, APIs, and database integration layers.Hands-on CI/CD experience with...

LGT Group is seeking a hands-on Software Engineer (Full-stack) to join our Sydney/Melbourne team on a 12-month fixed-term contract. You will design, build, and maintain platform capabilities used across multiple teams, delivering scalable backend services and rich frontend experiences for internal tools. You will work with Angular/React frontends and...

ASX Limited in Sydney is seeking a Java Full Stack Engineer to design, develop and maintain enterprise-grade applications on the Calypso platform, delivering REST APIs, microservices and integration with upstream and downstream systems.You will work in a high-performing team, contribute to CI/CD, automation, and security practices, and collaborate across...

Tech Aalto Pte ltd in Sydney is hiring a Full Stack Developer (Java + GraphQL) to design, build, and maintain scalable applications following Transport’s architectural standards.The role requires strong API development, data integration, and UI engineering in modern cloud-based environments. You will work with Java Spring Boot, React/TypeScript, and...

Synechron in Sydney is seeking a Sr Java Full-stack Developer with Temporal to design and build scalable cloud-native applications. You will work on REST APIs, microservices, and front-end with React.js, leveraging AWS and modern DevOps practices.The ideal candidate has strong problem-solving and communication skills, solid experience with Java 8+, Spring...

A leading recruitment firm in Sydney is seeking a Full Stack Developer for a 12-month contract with extensions possible. The ideal candidate will have extensive experience in Java and Scala, with responsibilities including end-to-end software development in collaboration with a Federal Government department. Candidates must ideally have a baseline or NV1...

FinXL IT Professional Services – Sydney CBD NSW is seeking a Full Stack Developer to join the team and drive architectural uplift, build complex wealth calculation engines and modernise legacy platforms into a scalable, cloud-native ecosystem.The role requires hands-on experience across front-end and back-end technologies, strong API design, microservices,...

ASX is seeking a senior Java Engineer to design, develop and support the Calypso platform and related enterprise applications. You will work within a high‑performing technology team to deliver scalable, secure solutions and continuous delivery capabilities. You will partner with business, QA and DevOps to ensure platform stability, performance and reliable...

iVEGA GROUP PTY LTD is seeking an experienced full-stack engineer to drive end-to-end delivery of Java-based services and React components. You will own design, coding, testing, and production support, while collaborating with cross-functional teams in an Agile environment.Responsibilities include leading development efforts, coordinating with stakeholders,...

About AccentureAccenture is a leading solutions and services company that helps the world’s leading enterprises reinvent by building their digital core and unleashing the power of AI to create value at speed across the enterprise, bringing together the talent of our approximately 786,000 people, our proprietary assets and platforms, and deep ecosystem...

Job Description /n About Accenture /n Accenture is a leading solutions and services company that helps the world’s leading enterprises reinvent by building their digital core and unleashing the power of AI to create value at speed across the enterprise, bringing together the talent of our approximately 786,000 people, our proprietary assets and...

Whizdom is seeking a hands-on Full Stack Developer (Java) for a 3-month initial contract in Sydney. You will design and develop enterprise-grade software, translate requirements into scalable apps, and contribute across the full development lifecycle from design to deployment and enhancement.Ideal candidates have strong Java/J2EE experience, RESTful APIs,...

Jobgether is seeking a Full Stack Software Engineer - AI-First (Java, Angular) for a fully remote role based in Australia. You will work across the full stack with Java/Spring Boot on the backend and Angular/TypeScript on the frontend, applying AI-assisted coding practices and maintaining high security standards. You will own features end-to-end, influence...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Full Stack Software Engineer - AI-First (Java, Angular) based in Australia.Join a fully remote engineering environment focused on building high-scale software with modern AI-assisted development workflows. You will work across the...

Tata Consultancy Services (TCS) Australia is seeking an experienced senior software engineer to design, develop, and maintain scalable web applications using .NET Core/.NET 6+ and modern front-end tech. You will build RESTful APIs, microservices, and collaborate across architecture, DevOps, and product teams.The role requires 7+ years of hands-on software...

AWS Professional Services is seeking a Delivery Consultant specializing in Agentic AI Full Stack Development. You will architect and deliver cloud-native GenAI solutions, combining hands-on coding with consulting best practices to solve real customer problems in Australia and New Zealand. You will lead design and delivery of cloud-native apps, leveraging...

Showtime Consulting seeks a Senior Full Stack .NET Developer to design, develop and support modern enterprise applications. You will work on backend and frontend tasks, create APIs, and ensure production reliability in collaboration with architects and delivery teams.You will use .NET with React or Angular, TypeScript, SQL Server, and cloud platforms,...

Infosys APAC in Sydney, NSW seeks a Full Stack AI Engineer specializing in Generative AI, LLMs, and modern web development to build end-to-end AI applications and scalable data platforms using Azure, Python, and React.You will work across frontend and backend, implement AI/ML features, and collaborate with enterprise teams to deliver measurable business...