senior java software engineer jobs in Sydney

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1,000 senior java software engineer job listings in Australia. Find daily updated positions from leading job boards.


  • Sydney, New South Wales, Australia G2i Inc. Full-time

    Contract | Remote, worldwide | $100-$200/hour depending on experience and location | 10-20 hrs/weekCheck out this Loom video for more details: https://www.loom.com/share/b0d1b0bf24c44ae8b95dca84b9db60e5We're looking for highly experienced software engineer (SR+) to help evaluate the quality of interactions with modern coding agents such as OpenAI Codex and...

  • Senior Java Engineer

    4 weeks ago


    Sydney, New South Wales, Australia Macquarie Group Full-time

    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...


  • Sydney, New South Wales, Australia EOS group Full-time

    EOS Group's Space Systems division seeks a Software Engineer to design, develop, and support high-performance software for space telescope and laser platforms. You will work across the full software lifecycle, collaborating with multidisciplinary teams to deliver reliable, scalable solutions for mission-critical observatory applications.With 3+ years of C++...


  • Sydney, New South Wales, Australia SecuritEase International Full-time

    Senior Software EngineerRemote | AustraliaFull-timeDescriptionAbout UsWe're looking for an experienced Senior Back-End Engineer with deep Java and Spring Boot expertise to help us build scalable, robust microservices and data pipelines for our next-generation fintech platform.What you'll doDesign, build, and maintain highly scalable back-end services using...


  • Sydney, New South Wales, Australia G2i Inc. Full-time

    G2i Inc. is seeking a Senior/Staff-level software engineer evaluator to assess AI coding agents' behavior. This contract, remote worldwide role focuses on judging usefulness, engineering judgment, and the quality of explanations rather than writing production code.You will provide clear, written feedback and video explanations, helping shape what excellent...


  • Sydney CBD, New South Wales, Australia Matrix Education Full-time

    Position overviewMatrix is building its own product capability in house to extend our reach beyond the classroom. We are assembling a small team of product builders who ship the software our students, parents and teachers actually use. This high-priority role is a foundational engineering seat in that new team as we grow.You’ll report to our Head of...


  • Sydney, New South Wales, Australia Open Roles at VivCourt Full-time

    About VivCourt We’re VivCourt, a Trading firm like you’ve never seen before. We use our smarts and leading-edge technology to trade on financial markets worldwide, but we're saying no to how it’s always been done. We’re showing the industry it’s possible to make money and put people first. Everything we do at VivCourt is designed to help you be...


  • Sydney, New South Wales, Australia Appsierra Group Full-time

    Appsierra Group is seeking a Senior Software Engineer to contribute expert-level software engineering knowledge to the development and evaluation of AI systems. You will create reinforcement learning environments that test AI models on realistic software engineering problems, including debugging, feature implementation, codebase refactoring, and performance...


  • Sydney, New South Wales, Australia Recruitment Room Full-time

    Senior Full-Stack Software EngineerContract · Fully Remote · GlobalAnnual Compensation Equivalent: $104,000–$208,000/yearHourly Rate: $50–$100/hourApproximately 15 hours per week · Flexible scheduleAbout the RoleThis contract role is for highly experienced Full-Stack Software Engineers who can work confidently across front-end and back-end systems....


  • Sydney, New South Wales, Australia Corto Pty Ltd Full-time

    • Lead how we build - own the delivery and day-to-day technical decisions for our AI-powered LegalTech platform, global market leader in LegalTech. • The most senior engineer on the team: hands-on, in the code, and setting the bar for everyone around you. • Join a collaborative, low-bureaucracy team that encourages experimentation and iteration. •...


  • Sydney, New South Wales, Australia Famliya Full-time

    We are looking for a talented and motivated Software Engineer to design, develop, test, and maintain high-quality software applications. You will work closely with product managers, designers, and other engineers to build scalable, secure, and user-friendly solutions that meet business and customer needs.RequirementsCompetitive salary and performance...


  • Sydney, New South Wales, Australia Famliya Full-time

    Famliya in Australia is seeking a talented Software Engineer to design, develop, test, and maintain high‐quality software applications. You will work closely with product managers, designers, and other engineers to build scalable, secure, and user‐friendly solutions that meet business and customer needs.You will contribute to code quality through testing...


  • Sydney, New South Wales, Australia Magentus Full-time

    At Magentus, our goal is to create a healthier society through technology. We do that by delivering smart workflows that connect people, systems, and data –making care more intelligent, efficient, and accessible. Whether it's supporting clinicians, streamlining operations, or improving patient outcomes, we're here to make a real difference in healthcare...


  • Sydney, New South Wales, Australia CoStar Full-time

    Senior Software Engineer (iOS) Job Description Senior Software Engineer (iOS) will shape the technical direction of our team, partnering with Team Leaders and senior technology leaders to define strategic roadmaps and prioritise initiatives that deliver business outcomes. The Senior Software Engineer (iOS) is responsible for providing technical leadership...


  • Sydney, New South Wales, Australia NEXL Pty Ltd Full-time

    Nexl is seeking a Senior Software Engineer to build an AI-driven CRM and growth intelligence platform. You will work autonomously within a cross-functional squad, shaping architecture, code quality, and product impact.You'll ship features end-to-end using React/TypeScript and Rails or Python, while leveraging Claude Code and Cursor to improve velocity and...


  • Sydney, New South Wales, Australia Anduril Industries Full-time

    Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century’s most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril’s...


  • Sydney, New South Wales, Australia Anduril Industries Full-time

    Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century’s most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril’s...


  • Sydney, New South Wales, Australia Macquarie Bank Limited Full-time

    Macquarie Bank Limited is seeking a Senior Engineer to build and maintain the Entitlements Platform, ensuring real-time provisioning of banking access and permissions. You will work on microservices using Spring Boot, leverage GCP, and optimize Cassandra-backed data stores in a DevOps environment.You will collaborate across teams in Banking and Financial...

  • Software Engineer, AI

    2 months ago


    Sydney, New South Wales, Australia G2i Inc. Full-time

    5 days ago Be among the first 25 applicantsGet AI-powered advice on this job and more exclusive features.List of accepted countries and locationsHelp train large-language models (LLMs) to write production-grade code across a wide range of programming languages:Compare & rank multiple code snippets, explaining which is best and why.Repair & refactor...


  • Sydney, New South Wales, Australia Tax Nuggets Academy Full-time

    We're hiring a product-focused Senior Software EngineerTax Nuggets Academy is on a mission to save accountants from the soul‐crushing world of dull tax training. We're a venture‐backed, fast‐growing startup with thousands of accountants trusting us to bring them engaging and accessible tax content. We've just rebuilt our platform from the ground up,...