Senior Software Tester – Mission Software Solutions – VIC or ACT | On-site This role requires the successful applicant to be an Australian Citizen and hold an active NV-2 or TSPV

About Leidos Australia

At Leidos Australia, our work goes beyond a job title. We design, build, operate and support the systems, services and capabilities that help protect and advance the Australian way of life. Backed by a global organisation of more than 40,000 people, our Australian team of around 2,000 has partnered with government, defence and national security customers for more than 30 years. We deliver mission-critical solutions where reliability, trust and purpose matter. Leidos is a destination for people who want their work to have purpose, their contribution to be recognised, and their career to grow without needing to fit a single mould. Meaningful work is supported by perks, flexibility and career pathways that help you grow while balancing life outside work.

- Flex Your Way – Tailor work to your life with options including Life Days (up to 12 extra days off per year), part-time arrangements, job sharing, and compressed hours.
- Wellbeing That Matters – Free access to Headspace and MeQuilibrium, plus dedicated wellness spaces to support your mental, physical, and emotional wellbeing.
- Learn Without Limits – Access over 120,000 on-demand courses, alongside technical, project management, leadership, and professional development opportunities.
- Work That Makes an Impact – Contribute to nationally significant projects that matter, solve complex challenges, and accelerate your career through unique growth opportunities.
- Build Your Future – Whether you're deepening technical expertise or preparing for leadership, we'll invest in your development every step of the way.




- And Much More – These are just a few of the ways we invest in our people and help them thrive.

About the Team

The Mission Software Solutions business delivers customised and off-the-shelf software solutions to Defence, Intelligence and other Government customers. We develop and support technologies that address complex operational challenges, delivering trusted capabilities where quality, reliability and mission success are critical. Working as part of a multidisciplinary delivery team, you'll collaborate with software engineers, architects, business analysts and customers to ensure high-quality software solutions are delivered to support mission-critical outcomes.

The Opportunity

We are seeking an experienced Senior Software Tester to join our growing team in either Scoresby, Victoria or Canberra. Working closely with software engineers, business analysts, architects, customers and stakeholders, you will play a key role in ensuring software solutions are delivered to the highest quality standards. You'll contribute across the full testing lifecycle, from requirements analysis and test planning through to execution, defect management, validation and reporting. This is an excellent opportunity to work on complex and meaningful projects while partnering directly with customers and delivery teams to ensure solutions meet both business and user requirements.





About You

You are a customer-focused testing professional who enjoys understanding how systems work, identifying issues and helping teams deliver high-quality software solutions. You bring strong analytical thinking, attention to detail and a collaborative approach to problem solving. Comfortable engaging with both technical and non-technical stakeholders, you can communicate testing outcomes clearly while balancing competing priorities in a fast-paced delivery environment. Most importantly, you enjoy working as part of an integrated team and take pride in delivering quality outcomes that make a difference. This role requires the successful applicant to be an Australian Citizen and hold an active NV-2 or TSPV Applicants may also need to meet International Traffic in Arms Regulations (ITAR) requirements. In certain circumstances this can place limitations on persons who hold dual nationality, permanent residency or are former nationals of certain countries as per ITAR 126.1.

Essential for this role:

- Review and assess requirements for testability and quality assurance.
- Develop and maintain test strategies, test plans, test cases and test procedures.
- Conduct functional, integration, system, regression and acceptance testing activities.
- Execute manual and automated testing and accurately record results.
- Analyse test outcomes and identify defects, risks and opportunities for improvement.
- Work collaboratively with software development teams to investigate, prioritise and verify defect resolution.
- Establish traceability between requirements, test cases, defects and test results.
- Participate in test readiness reviews and quality ass

📌 Senior Software Tester (Melbourne)
🏢 Leidos
📍 Melbourne