senior java engineer jobs in Sydney

Design and build scalable Java microservices and REST APIs using Spring Boot, supporting enterprise applications and digital platforms. 01st September, 2026 Company DescriptionShowtime Consulting is a leading provider of Shielded Cloud and Digital Solutions across Australia and New Zealand. We specialise in delivering secure, enterprise-scale technology...

Leverage your extensive technical knowledge as a Software Engineer and solve complex software engineering problems. As a Digital Bank, software engineering is at the core of what we do. Our engineers operate in an autonomous environment where they are empowered to “do it right” and continuously learn, becoming masters in their craft. We are a global...

Join our digital engineering team and help solve interesting problems for our colleagues and customers. We're on a mission to be Australia's #1 digital bank and our team's platforms interact with our customers daily, so there's huge opportunity to innovate and solve problems with the latest cloud technologiesWe are a global financial services group operating...

Job Description Job Description Senior Java Engineer – Java, Cloud & AI Transformation/n This is an opportunity for a Senior Java Engineer to play a key role in a major application transformation, helping modernise and replatform a suite of established cloud-based software onto a modern architecture. /n It’s a hands-on engineering role, but the...

This is an opportunity for a Senior Java Engineer to play a key role in a major application transformation, helping modernise and replatform a suite of established cloud-based software onto a modern architecture. It’s a hands-on engineering role, but the opportunity goes well beyond delivery. You’ll have the scope to influence architecture, lead...

Showtime Consulting is seeking an experienced Java Developer to design, build, and maintain enterprise-grade applications and RESTful services. You will create scalable microservices with Spring Boot, focus on code quality, and collaborate with cross-functional teams to deliver cloud-native platforms.The role emphasizes strong Core Java, REST API...

Macquarie is seeking an experienced engineering leader to shape architecture and delivery for a large-scale post-trade platform. You will write production code, review pull requests, and mentor engineers while driving consistent engineering standards across the team.You will balance hands-on development with team leadership, guide high-quality technical...

ASX is seeking a Senior Cloud Engineering professional to lead CI/CD design and automation across multi-cloud environments (GCP, AWS, VMware). The role supports accelerated delivery, environment provisioning, and modernisation strategy, working with SDLC toolchains and enterprise infrastructure.You will become a subject-matter expert across toolsets, promote...

Join our client, a leading payment services provider, as a Lead Java Software Engineer responsible for leading backend engineering across their high-scale payment gateway. In this role, you will architect and develop Java microservices that authorise and settle card payments at massive scale, ensuring seamless, reliable transaction processing globally. Key...

Leverage your extensive technical knowledge as a Software Engineer and solve complex software engineering problems.As a Digital Bank, software engineering is at the core of what we do. Our engineers operate in an autonomous environment where they are empowered to “do it right” and continuously learn, becoming masters in their craft.We are a global...

Macquarie Bank Limited is seeking a Senior Java Engineer to design, develop, test, deploy and maintain our digital banking platforms. You will join a team delivering cloud-native Java services with a strong emphasis on code quality, testing, and security.You will lead design decisions, contribute to POCs, and explore new technologies to keep the platforms at...

Nasdaq, Inc. is seeking a Senior Java Developer in Sydney, Australia. You will own end-to-end software challenges from requirements to production-ready solutions, spanning backend, security, and cross-platform development.The role requires at least 3 years of Java experience, strong knowledge of data structures and algorithms, and familiarity with CI/CD and...

Salient Group is partnering with an established Australian fintech to modernise and scale SaaS platforms used to administer complex financial products and investor services. You will design and develop Java and Spring Boot services, owning the work from design through production in a cloud-based fintech environment.You’ll work across APIs, microservices,...

Resource Corner IT in Sydney is seeking a Senior Java Engineer to join our growing technology team. You will apply Core Java to develop scalable backend applications and REST APIs, leveraging Spring and Spring Boot in a microservices context.The role emphasizes backend architecture, Java design patterns, and professional growth through advanced Java backend...

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...

AYAN InfoTech in Sydney is seeking a Java Microservices Developer to join an exciting project. The role requires 7+ years of experience and will involve designing, developing and enhancing software in a mature environment. You will work on a range of Java technologies and RESTful services within the Vehicle product space.The contract duration is 3+ months...

Synechron is a global technology consulting firm that helps leading organisations accelerate digital transformation through innovation, expertise, and agility. With more than 16,500 professionals across around 60 offices in over 21 countries, we combine deep industry knowledge with advanced capabilities in AI, cloud, cybersecurity, and data engineering.Our...

Synechron is seeking an experienced Java Engineer with strong Temporal Workflow expertise to design, build, and support scalable distributed applications and workflow orchestration platforms in a fast-paced enterprise environment.The role emphasizes Java-based microservices, event-driven architectures, and cloud-native delivery, collaborating with...

Nuix Limited is seeking a Senior Software Engineer to join our Sydney-based team, delivering high-quality Nuix Products primarily in Java with Spring, and possibly React/TypeScript. You will work with Engineering Managers, Principal Engineers, and Product to ensure robust software solutions.The role requires a hybrid model with a minimum in-office presence...

ASX is seeking a Java Engineer to design, customize and support the Calypso trading platform. You will be part of a high-performing engineering team delivering scalable, secure applications and integrations powering Australia's financial markets.You will develop enterprise applications using Core Java and Spring Boot, build REST APIs and microservices, and...