Senior Software Engineer - 9 months

Leidos

Canberra, AUonsitePosted Jul 22, 2026
Posting intelligenceActively listed

Skills

pythonc++cicdjava

About the role

Description

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

Our GEOSPACES team is instrumental in developing and maintaining innovative technologies that tackle evolving challenges within the intelligence community. Additionally, these roles will focus on designing, integrating, and validating complex tenant environments tailored to specific use cases, supporting critical customer objectives.

The Opportunity

We are seeking a Senior Software Engineer to join our Defence ICT team on a 9-month maximum-term contract, with the potential for extension. In this role, you will provide technical leadership across the design, development and integration of software within a complex Defence ICT delivery program.

You will work closely with architects, system integrators and project teams to ensure software solutions are aligned to architecture, meet integration requirements and are delivered to production-ready standards.

Key Responsibilities: -

Lead the design, development and integration of software components aligned to system requirements and architectural design

Provide technical guidance and mentoring to junior software engineers

Ensure software implementation aligns with architecture, integration requirements and delivery standards

Oversee development of key capabilities including data processing, synchronisation and core services

Support system integration across software, infrastructure and networking components

Lead verification, validation and testing activities, ensuring delivery meets acceptance criteria

Drive fault analysis and remediation to achieve system readiness and performance standards

Contribute to technical documentation and support transition and handover to operations

Collaborate with multidisciplinary teams to deliver integrated system outcomes

About You

Essential for this role: -

Proven experience in software engineering within complex ICT environments (Defence or government highly regarded)

Strong programming expertise (e.g. Java, Python, C++ or similar)

Demonstrated experience leading or mentoring engineering teams

Experience working across full software lifecycle (design, build, integration, test and deployment)

Strong understanding of system integration and verification processes

Ability to troubleshoot and resolve complex technical issues

Strong stakeholder communication and collaboration skills

Advantageous, but not essential: -

Experience within Defence or national security environments

Exposure to geospatial, data processing or distributed systems

Experience working in secure or highly governed environments

Familiarity with DevSecOps, CI/CD pipelines or containerised technologies

This role requires the successful applicant to be an Australian citizen and hold, or be eligible to obtain NV2 security clearance and be successful for DISA.

If this role interests you, we encourage you to apply. We value different experiences and are interested in the capability and potential you could bring.

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 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.

About Leidos

Leidos is an industry and technology leader serving government and 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 $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

Questions about this role

Click "Apply with AI Applyd" above and you are done. Your resume is rewritten for this advert, the screening questions are answered, and it is submitted on Leidos's own hiring system. No retyping your history, no fourteen tabs, no evening lost.

Compensation for Software Engineer roles in Australia varies widely by seniority, employer size, and remote vs onsite arrangement. Check the salary range on this listing when published, or browse our Software Engineer hub for Australia medians across recent openings.

You never touch the form - the application is filled and submitted for you on Leidos's own hiring system. It is not marked sent when we press submit. It is marked sent when a confirmation from their system arrives at the address we apply with, and your dashboard shows which stage each application is at until then.

Twelve applicant tracking systems have a real apply path: Workday, Greenhouse, Lever, Ashby, Workable, iCIMS, Personio, Recruitee, Teamtailor, Rippling, Breezy and SmartRecruiters. Your application goes in on the employer's own hiring system, never into an aggregator queue.

Want AI Applyd to auto-apply to roles like this?

We tailor your resume per posting, fill the forms, and track replies for you.