Software Engineer Jobs in Australian Capital Territory, Australia

High-impact engineering team building quality infrastructure to enable reliable software at scale. Senior Software Engineer designs and enhances automated testing frameworks, AI‑assisted test generation, and CI/CD pipelines across a cloud‑native platform.

Platform Engineering team at JPMorgan Chase builds secure, scalable Java platforms for financial services. The Lead Software Engineer designs and delivers critical technology solutions, leads vendor evaluations, and drives engineering communities of practice.

Seeking Ethereum developer to build EVM-compatible features, optimize gas usage, and enhance infrastructure. Requires Solidity expertise, deep Ethereum internals knowledge, and gas optimization skills.

Downer Professional Services team delivering critical defence and national security ICT projects. The Linux Software Engineer designs, builds, administers and supports production Linux environments, automates installations and maintains technical documentation.

Join a leading global payments firm as a Soroban Smart Contracts Developer. Leverage Stellar network to revolutionize cross-border settlements by developing smart contracts and integrating anchor services.

Product & Engineering team at Dispensed builds the infrastructure that delivers telehealth services across Australia, New Zealand and the UK. As a Senior Software Engineer you will own end‑to‑end feature development on a TypeScript/Next.js and Node/Supabase stack, mentor engineers and drive architectural decisions in a regulated healthcare environment. Remote, Australia, full‑time, work from anywhere model.

Secure Network Communications Program at Northrop Grumman Australia builds secure communications solutions for defence. The Software Engineer designs, develops, integrates and tests software across multiple layers, collaborates with systems, test and support teams, and mentors junior engineers.

Leidos Australia’s Software Engineering team builds mission‑critical systems for government, defence and health markets. The role focuses on designing, developing, testing and maintaining secure, scalable software across the full SDLC, collaborating with system engineers and stakeholders.

Senior Software Engineer role at Leidos Australia focuses on designing and developing large-scale information integration systems using Java, JavaScript, and modern DevOps practices. The position requires leadership, collaboration with systems engineers, and mentoring junior staff while ensuring high-quality, secure software solutions.

Data Modernization Business Unit at Rocket Software builds enterprise data platforms that manage, govern, and unlock full value of data. The Senior Software Engineer designs, develops, tests and debugs core systems—including operating systems, compilers, networking components, databases and web applications—while evaluating hardware compatibility and shaping architectural decisions.

Join a venture-backed Web3 startup at the forefront of innovation, creating next-generation social and financial primitives. As a Senior Software Engineer, you will design and develop core protocol features and secure smart contracts that will drive the future of decentralized technology.

oneZero Financial Systems is seeking a Senior C++ Software Engineer to join its Canberra Development team, building and maintaining core technologies and critical real-time systems that power the oneZero trading platform used by over 200 financial entities worldwide. Day-to-day, you will collaborate with a globally distributed team of experienced developers on high-performance C++ code, design, and algorithms, applying new concepts quickly to real-time integrations with leading banks and financi

Software Test Engineer (Min Details) – InVision seeks a detail-oriented professional to support quality assurance across software products. The role involves designing and executing test plans, identifying defects, and collaborating with development teams to ensure high standards.

Software Engineers/Developers TSPV at Leidos Australia are part of the Intelligence support team, delivering IT and airborne solutions for classified government programs. Candidates will collaborate with cross‑functional teams to design, develop, and support complex software solutions, applying SecDevOps practices and agile methodologies.

Tech Lead (Software Engineering) at NCS Australia drives technical excellence within Scrum teams, shaping resilient, secure, and scalable solutions. Leads design decisions, anticipates risks, and implements enterprise-grade safeguards.

Megaport is the global leader in Network as a Service (NaaS), headquartered in Brisbane with over 600 people across Asia-Pacific, Europe, and the Americas. As a Senior Software Engineer (Go) within the Platform Engineering team, you will design, develop, and maintain Go-based backend services, APIs, and CLI tooling that improve the internal developer experience, automate operational workflows, and enforce governance at scale.

Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. As a Software Engineering Evaluation Specialist, you will design coding tasks that challenge frontier AI coding agents by creating self-contained Docker environments with broken software, pytest-based verification, and reference solutions.

Join Hyphen Connect Limited, a leading non-custodial wallet provider, to develop secure mobile applications. Build high-security apps with React Native, Swift, or Kotlin, implement biometric authentication, and design secure key storage.

Leidos Australia’s GIS team delivers geospatial solutions that support government and defence missions. As a GIS Software Engineer you will design and prototype enterprise GIS applications, develop Python and React code, and integrate solutions using DevOps and Agile practices.

Engineering Community at Xero builds enterprise‑grade tools for small businesses. The Senior Software Engineer leads delivery of full‑stack features, refactors monolithic systems, and integrates AI‑assisted development tools to improve workflows.