senior java software engineer jobs in Sydney

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...

Join our Market Services Trade Validation team and help shape the next phase of our post-trade platform transformation. The team is evolving a digital-first post-trade lifecycle, partnering closely with business teams and using modern cloud and AI-enabled technologies to reduce manual intervention, move controls closer to trade execution, and validate data...

Pyramid Global Technologies Limited is seeking a Backend Developer specializing in Java to design, build, and maintain API-based micro-services for complex network provisioning platforms in Sydney. You will work with Product Owners and DevOps teams to deliver scalable backend services using Java, JavaScript, and Terraform within an on‑premises and cloud...

AYAN InfoTech is seeking a Java / GoLang - Software Engineer to join an exciting project based in Australia wide (open to all locations). The role offers the chance to contribute to a highly mature environment and work on sophisticated enhancement projects. The candidate should have 7+ years of experience, be prepared for a 6-month contract with potential...

OpenCare is seeking a Senior Software Engineer to advance our healthcare technology. You will lead architectural decisions, own end-to-end development across Node.js and React, and drive AI-assisted engineering with a focus on security, testing and reliability.Based in Sydney, you’ll collaborate with product, design and business teams to deliver scalable,...

AI Talent is seeking a Software Engineer to design, develop, test, maintain and document code aligned with user requirements and system specs. A Master’s degree and 6+ years experience are required, with strong analytical and documentation skills.The role demands attention to detail and collaboration with the Technical Director and other developers to...

ALOIS Australia is a leading Talent and Technology Solutions company, focused on helping businesses across the country build stronger teams, smarter processes, and sustainable growth. We work with organisations in diverse industries to deliver integrated workforce and technology solutions, from innovative hiring strategies to end-to-end digital...

About UsAt Mary Technology, we’re tackling one of the legal industry’s biggest challenges: Fact Chaos — the overwhelming disorder that arises from managing mountains of unstructured information.We’re building intuitive, scalable tools that help lawyers spend less time untangling facts and more time on high-value thinking. From visualising case...

About The Job MongoDB is growing its team in Sydney, focusing on building intelligent tools that help customers understand and modernise their application codebases. The Application Modernisation Platform (AMP) guides customers through the entire journey of modernising their applications — from legacy relational platforms to modern, scalable systems built...

We're on a mission to be a Force For Good, through our People, Products and Purpose at Nuix. Nuix is one of the greatest comeback Technology success stories in Australia, and we're making massive waves each day. Nuix is, and will be, a pioneer in the Australian Technology space, and we're carrying the torch on what "good" looks like. This extends to our...

About MegaportWe're not your typical tech company – and we don't want to be. Megaport is the global leader in Network as a Service (NaaS), and has transformed the way businesses connect to the cloud, data centers, and each other. We're publicly listed on the Australian Stock Exchange and partnered with the biggest names in tech like Amazon, Microsoft,...

Senior Embedded Software Engineer at Q-CTRL, Sydney. A senior-level full time position in the Sensing Research team, listed under software engineering.About the team Q-CTRL’s Quantum Sensing Research team performs basic and applied research in quantum sensing and quantum-enabled navigation. It is a highly dynamic team comprising approximately 30...

Sydney or Melbourne | Permanent | HybridMultiple positions are available as the client continues to grow the squad.A leading Australian digital and consumer technology business is looking for three Senior Software Engineers to join a high-performing engineering team responsible for a critical platform supporting large-scale web and mobile experiences.This is...

# Senior Software Engineer - DigitisationNearaHybrid • Sydney, NSW, AustraliaFullTime## Role OverviewImagine having the power to stress-test an entire power grid against a hurricane or thunderstorm before the clouds even gather. That is the reality we are creating at Neara.We use advanced machine learning to create engineering-grade, physics enabled...

Senior AI Software Engineer | Australia | Full Time | Remote available Aionix is the intelligence layer for the AI-powered workplace. We connect to all the AI tools organisations use, then turn that data into proactive optimisation: helping organisations improve their AI performance, cost and risk at scale, while giving every employee personalised...

Are you an exceptional Backend Software Engineer? We are on the lookout for a Senior Software Engineer who is energized by the challenge of steering substantial projects from the ground up in a startup environment. This role is perfect for a resourceful and strategic thinker who is capable of jumping headfirst into projects, from initial design to...

Imagine having the power to stress-test an entire power grid against a hurricane or thunderstorm before the clouds even gather. That is the reality we are creating at Neara. We use advanced machine learning to create engineering-grade, physics enabled digital twins of electricity grids across four continents, this helps asset owners understand their biggest...

Revision Village is an online learning platform used by 80% of the world's International Baccalaureate Diploma students and teachers. We pioneered study resources, assessment tools and a responsible AI toolkit that has helped students consistently improve their grades over the last 10 years.AI has changed the pace, practices and requirements of software...

Anduril's Maritime Division is hiring Senior Software Engineers to deliver autonomous software across our next-generation vessels and systems. You will own end-to-end software outcomes, from onboard control to mission-level data processing, and mentor colleagues while helping shape architecture and platform evolution.You will work across autonomy,...

Revision Village is expanding a senior software engineer to advance AI-forward development and modernize our engineering workflows. You will help reduce friction, improve delivery speed, and ensure quality across rapidly changing platforms.You will design observability, support AI coding agents, and drive cross-team process improvements with strong...