senior java backend engineer java 21 spring boot

We are seeking an experienced Senior Java / J2EE Developer to design and build scalable, cloud-native microservices.Mandatory RequirementsStrong proficiency in Java 8+ and J2EE (Servlets, JSP, JPA, JMS)Hands-on experience with Spring Boot 3.x (Spring MVC, Spring Data, Spring Security)Strong experience building RESTful APIs and microservicesSolid...

Additional InformationJoin the team redefining how the world experiences design.Hey, g'day, mabuhay, kia ora, 你好, hallo, vítejte!Thanks for stopping by. We know job hunting can be a little time-consuming and you're probably keen to find out what's on offer, so we'll get straight to the point.About the Teams and Education (T&E) SuperGroupWe have launched...

Zone IT Solutions is seeking aSenior Backend Engineer with 5+ years of professional experience, including at least 2 years building production microservices. You will design and implement RESTful APIs, write robust unit and integration tests, and work with Java (11+) and Spring.Docker and Kubernetes experience is a plus in a cloud-native environment. Strong...

Binance is a leading global blockchain ecosystem behind the world's largest cryptocurrency exchange by trading volume and registered users. We are trusted by over 280 million people in 100+ countries for our industry-leading security, user fund transparency, trading engine speed, deep liquidity, and an unmatched portfolio of digital-asset products. Binance...

United States Digital Space LLC in Sydney seeks a seasoned software engineer to design and build scalable Java applications using Spring Boot and microservices. You will own REST APIs, data models, and integration with cloud-native services.Candidates should be proficient with AWS Lambda, S3, IAM, and observability tools, plus frontend work with...

A leading design platform is seeking a Staff Backend Engineer to enhance their admin experiences. The role includes leading backend system design, mentoring engineers, and ensuring robust, scalable solutions suitable for complex organizations. Candidates should have extensive backend expertise in JVM-based languages and experience with large-scale systems....

Senior Developer (Java / Spring Boot)Federal Government Contract | 12 Month Initial Term | Hybrid WorkingWe are seeking an experienced Senior Developer to join a high-performing Federal Government team delivering critical digital services and technology solutions. This is an exciting opportunity for a senior professional with strong Java development...

Synechron is seeking a Java AI Engineer to design, develop, and deploy scalable AI-enabled applications. You will work with Java, Spring Boot, and microservices to build AI-driven enterprise solutions, integrating Claude, OpenAI, and other LLMs.The role involves implementing RAG patterns, agentic AI, and cloud-native architectures. You will collaborate with...

Macquarie Bank Limited in Sydney is seeking a Senior Software Engineer to contribute to the engineering of their Core Banking Platforms. The role offers the opportunity to influence technical decisions and mentor other engineers within a high-performing team.The ideal candidate has deep experience in Java and Spring Boot, as well as a solid understanding of...

Showtime Consulting in Australia seeks an experienced Senior Developer to design, build, and support scalable cloud-native applications, APIs, and distributed microservices using Java 21 and AWS. You will work with Spring Boot or Micronaut, implement TM Forum Open API standards, develop RESTful APIs, and contribute to DevOps practices, security, and...

Role: Senior BackEnd EngineerLocation: Sydney, NSWExperience: 5+ yearsRole type: PermanentExperience & Skills:Experience: 5+ years of backend software engineering experience in a professional environment, with at least 2 years building production microservices.Java / Kotlin: Strong proficiency in Java (11+) and the Spring ecosystem (Spring Boot, Spring Data,...

Canva is hiring a Senior Software Engineer for the User Platform in Sydney. You will join a backend‑focused team building scalable Java services that power user authentication, authorization, and management at scale across Enterprise and Education environments.You’ll work in a hybrid role based in Sydney, collaborating with cross‑functional teams to...

A leading recruitment agency is seeking an experienced Java Developer for a role based in Queensland, Australia. The position offers hybrid working and involves responsibilities such as modifying back-end code, collaborating with stakeholders, and diagnosing production issues. Ideal candidates will have a minimum of 3 years of experience in back-end...

CYOS Solutions is seeking an experienced Java-focused integration/Back-end Engineer to support AMSA's NEXUS life-critical system in Canberra. You will work in a small team of Java/.NET SMEs on cloud and back-end Java/AWS components, including Oracle DB and REST/SOAP services.The role requires expert Java development, OpenAPI/REST/SOAP, SQL/Oracle, and...

Tyro Payments Limited is seeking a Senior Backend Engineer to join our Technology team, focusing on the Banking platform and later the Accounting workstreams. You will build reliable backend services using Kotlin/Java, Spring Boot, AWS, and SQL-based systems, while collaborating with product, operations and risk teams to deliver pragmatic solutions.You will...

A multinational mining technology firm in Brisbane is seeking a Senior Java & Microservices Software Engineer. The successful candidate will have at least 10 years in scalable backend Java systems and experience with modern tools like Spring and Microservices. Responsibilities include developing code with a high standard, collaborating within a Scrum team,...

ZSoft Technologies Pty Ltd in Canberra is seeking an experienced Senior Java Developer (EL2 Equivalent) to support and enhance a mission-critical enterprise application within a complex government environment. You will design, develop and support enterprise solutions using Java, AWS and Oracle technologies while contributing to system reliability, continuous...

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...

A leading recruitment agency is seeking a Senior Software Engineer Java for a contract position in Melbourne. You will join a high-performing team focused on building and evolving critical customer-facing platforms. The ideal candidate has over 6 years of experience in backend engineering, extensive knowledge of Java and Spring Boot, and a strong background...

Tata Consultancy Services in Sydney is seeking a skilled developer proficient in Java and Spring Boot to join their sustainable solutions team. The role emphasizes innovation and collaboration to build scalable web applications and secure APIs in a cloud environment.The ideal candidate will possess significant experience with cloud services like AWS, a solid...