Senior Software Tester – Mission Software Solutions – VIC | On-site
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 benefits, flexibility and career pathways that help you grow while balancing life outside work. This includes:
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.
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 assurance activities.
Produce clear and concise test reports, metrics and stakeholder updates.
Support verification and validation activities to ensure customer requirements are met.
Contribute to the continuous improvement of testing practices, tools and processes.
The technical environment includes enterprise software applications, modern software development practices, Agile delivery methodologies and automated testing frameworks.
Essential for this Role
Demonstrated experience in software testing across one or more phases of the Software Development Life Cycle (SDLC).
Experience developing and executing test plans, test cases and test procedures.
Experience with defect identification, tracking, management and verification.
Strong understanding of software testing methodologies, processes and best practices.
Experience using test management and defect tracking tools.
Strong analytical, troubleshooting and problem-solving skills.
Excellent written and verbal communication skills.
Ability to collaborate effectively across multidisciplinary teams.
Ability to manage competing priorities and deliver against deadlines.
Experience producing quality test documentation, reports and metrics.
Advantageous, but Not Essential
Experience testing enterprise or web-based applications.
Experience with test automation tools and frameworks.
Experience working within Agile delivery environments.
Experience with CI/CD pipelines and automated quality assurance practices.
Experience conducting performance, load or resilience testing.
Familiarity with systems engineering principles and verification and validation activities.
Experience working within Defence, Government or other highly regulated environments.
Relevant industry certifications such as ISTQB or other software testing qualifications.
This role requires the successful applicant to be an Australian Citizen and an active 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.
What to Expect When You Apply
Our hiring process is designed to be straightforward, respectful and easy to navigate. If your skills, experience and qualifications look aligned with the role, our Talent Acquisition team will contact you to discuss the next stage.
You can expect:
An initial conversation with our Talent Acquisition team.
An interview with the hiring manager or interview panel.
Any role-specific assessment, technical discussion or customer step required for the position.
We'll let you know what to expect before each stage, including who you'll meet and how to prepare. If you need any adjustments or support during the process, please let us know.
Ready to Explore What's Possible?
If you're passionate about software quality and want to work on meaningful projects that support Australia's Defence and Government sectors, we'd love to hear from you. Apply via the Apply Now button with your resume.
For a confidential discussion regarding the opportunity, please contact Paul Bui, Talent Acquisition Advisor.
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.
Original Posting:
For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Pay Range:
The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Similar Software Tester jobs(8)
Leidos is an industry and technology leader serving government & commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $17.2 billion for the fiscal year ended January 2, 2026. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead, visit careers.leidos.com for our latest opportunities.
Key team members
Jobr aggregates jobs directly from company career portals — no middlemen. Our team applies on your behalf with AI-tailored resumes, reviewed by a human before submission.