senior software engineer- java jobs in Sydney

Senior Software Engineer, Python / AWSWe are partnering with an established global data and technology business to find a Senior Software Engineerto join its growing engineering team in North Sydney.This is a highly hands‑on role for a strong Python and AWS engineerwho wants genuine ownership across the full software development lifecycle. You will work...

Select how often (in days) to receive an alert:Optus Network Engineering keeps Australia connected. We own the design, planning, delivery, and operation of one of Australia’s largest and most critical telecommunications networks. In other words, we’re the people who keep 11 million customers online every day. We support the IP infrastructure that powers...

Who are we? At UpGuard, we are replacing manual security bottlenecks with AI-driven precision. Fresh off a US$75M Series C, we are scaling our infrastructure to process 100 billion risk signals daily. This isn’t just growth; it’s a total reimagining of how the world manages cyber risk. We build the Cyber Risk Posture Management (CRPM) platform that...

About Us:At Fitness Passport, we are driven by a clear purpose — to make fitness more accessible, so more people can lead active and healthier lives. Established in 2006, we’re a corporate health and fitness program partnering with the public sector, corporate employers, and leading fitness facilities across Australia and New Zealand, providing members...

Employment TypePermanentClosing Date1 Oct 2026 11:59pmJob TitleSenior Software EngineerJob SummaryAs a Senior Software Engineer, you thrive on understanding and translating customer needs into new products and capability. You apply deep technical expertise and experience in software application layer solutions, to develop and deliver scalable design...

At Resmed, we are changing lives with every breath – improve patient quality of life, prevent chronic disease progression and reduce healthcare system costs. Our mission is to delight Resmed's developer community with an opinionated, yet empathetic developer experience that avoids surprise, is a joy to use, and abstracts the complexities of modern...

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...

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...

At Fitness Passport, we are driven by a clear purpose - to make fitness more accessible, so more people can lead active and healthier lives. Established in 2006, we’re a corporate health and fitness program partnering with the public sector, corporate employers, and leading fitness facilities across Australia and New Zealand, providing members with access...

Job Description G’day, we’re Mosh & Moshy. Our mission is to get Aussies the best possible health outcomes through best-in class health programs. We know the current healthcare system is not meeting the needs of the modern Australian, and we reckon there’s a better, more holistic way. Our solutions for hair loss, sexual health, skin care, mental...

Who are we?At UpGuard, we are replacing manual security bottlenecks with AI-driven precision. Fresh off a US$75M Series C, we are scaling our infrastructure to process 100 billion risk signals daily. This isn’t just growth; it’s a total reimagining of how the world manages cyber risk. We build the Cyber Risk Posture Management (CRPM) platform that...

Full-time Permanent Mid-level Senior Posted 24 Sep 2026 Description Position overview Matrix 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...

Job Description /n /n Company Description/n /n /n As the leading cloud platform for hotels, SiteMinder allows hotels to attract, reach and convert guests across the globe. We are a young innovative company that offers a diverse range of job opportunities. SiteMinder staff are exposed to an organisation that values its people and promotes leadership and...

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...

We are looking for an experienced Senior Java Developer for a leading IT consulting client in Sydney. You will be responsible for designing, coding and testing software applications to meet client requirements. As a Senior Java Developer, you will be working on complex projects, taking ownership of the code and providing guidance to junior developers. Our...

Job Description /n /n Responsibilities: /n 1. Design and implement Microservices (RESTful APIs, Reactive and Batch) /n 2. Work with Software Engineers working on the same projects to ensure the /n development process is completed on time, and to the engineering standards. /n 3. Develop scalable java frameworks that will be used by multiple teams /n 4. Play...

Eftsure is a fast-scaling SaaS Fraud Technology platform protecting Australian businesses from payment fraud through real-time vendor verification and payment protection. We’re seeking a Senior Software Engineer to join our growing engineering team to design and build scalable software and own complex technical problems from design through...

Objective in Sydney seeks a Software Engineer to design, build, and maintain scalable applications using Java and React. You will contribute across the full stack within a collaborative capability team and advance your technical skills with mentoring from experienced engineers.The role reports to the Development Manager and emphasizes hands-on coding, code...

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...

Westpac in Sydney is seeking a Senior Full Stack Engineer (Backend focused) to join the Cash & Transactional banking Technology team. You will help transform business vision into delivery, working in a fast-paced, agile environment on major transformation programs.This permanent hybrid role is based in Sydney / Warrane, Gadigal Country. You will apply Spring...