9 matching jobs for “Senior Software Engineer”

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Leidos Holdings

Senior Software Engineer

Canberra, Australian Capital Territory, Australia

As a talented member of our software engineering team, you will provide innovative and high-value solutions to a variety of complex technical …

Added Nov 3, 2026

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Leidos Holdings

Senior Software Engineer

Rockville, Maryland, United States +1 location

Pay posted by employer$131,300–$237,350

… for creative, driven, and mission-focused professionals ready to take their career to the next level. As a Senior Software Engineer, you will : Support the development of distributed backend services, APIs, and platform microservices …

Added Nov 3, 2026

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Leidos Holdings

Senior Software Developer - Java

Gaithersburg, Maryland, United States +2 locations

Pay posted by employer$107,900–$195,050

Responsible for software development activities both individually and as a member of a team including writing, testing, debugging, …

Added Nov 3, 2026

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Leidos Holdings

Senior AI Engineer (SWE-3)

Linthicum Heights, MD

Pay posted by employer$107,900–$195,050

… impact. Click here to learn more about how this program “Delivers Mission Success!” Seeking a motivated Senior AI Engineer with a proven track record in software engineering and deep understanding of Artificial …

Added Nov 3, 2026

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Leidos Holdings

Sr. Software Engineer TS/SCI Polygraph HANOVER

Hanover, Maryland, United States

Pay posted by employer$131,300–$237,350

… degree in Computer Engineering, Computer Science, or a related technical field Four (4) additional years of software engineering experience may be substituted for a bachelor’s degree, for a total of twelve (12) years of …

Added Nov 3, 2026

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Leidos Holdings

Senior Systems Engineer

Bethesda, Maryland, United States

Pay posted by employer$131,300–$237,350

as a scrum master to lead a software development team while managing risks, escalating impediments, and helping to drive continuous process …

Added Nov 3, 2026

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Leidos Holdings

Senior Systems Engineer

Bethesda, Maryland, United States

Pay posted by employer$131,300–$237,350

as a scrum master to lead a software development team while managing risks, escalating impediments, and helping to drive continuous process …

Added Nov 3, 2026

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Leidos Holdings

Senior Systems Engineer

Gaithersburg, Maryland, United States +2 locations

Pay posted by employer$107,900–$195,050

… ceremonies, technical interchange meetings, structured reviews, and system inspections. Coordinate with software engineering, test, cybersecurity, and DevSecOps teams to ensure system requirements are fully implemented, …

Added Nov 3, 2026

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Leidos Holdings

Sr. Test Engineer

Bethesda, Maryland, United States

Pay posted by employer$107,900–$195,050

As a Test Engineer on this program, you will have the opportunity to design, develop, and execute automated tests to ensure …

Added Nov 3, 2026

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Leidos Holdings

Senior Software Engineer

Canberra, Australian Capital Territory, Australia

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About this opportunity

Original employer description

Senior Software Engineer

Join Leidos & work on AGO GEO SPACES mission critical networks
Security Clearance: TSPV + DISA, located in Canberra
Multiple roles on offer both permanent and a number of 9-month max term positions

Our team feel Leidos is a great place to work. Learn more about our culture and benefits by visiting us here https://www.leidos.com/company/global/australia/careers

Accrue up to an extra 12 days of leave per year through our Life Days program.
Work with world leading technology business at the forefront of innovation.
We’re a ‘Family Friendly’ certified workplace – we understand the often many and varied roles our team members need to play within their own unique family setting and actively support them.

Do Work That Matters

Leidos Australia delivers IT and airborne solutions that protect and advance the Australian way of life. Our 2000 local experts, backed by our global experience and network of partners, are working to solve the world’s toughest challenges in government, intelligence, defence, aviation, border protection and health markets.

Your New Role and Responsibilities

As a talented member of our software engineering team, you will provide innovative and high-value solutions to a variety of complex technical challenges for our customer to build a large-scale information integration system.

Involved in the full Software Development Life Cycle (SDLC) that includes planning, design, development and testing, you will be frequently applying a broad range of tools and latest technologies, and exploring creative ways and new approaches to implementing software solutions.

You will be an established software engineer with extensive experience in Java, JavaScript, application frameworks, API services development, secure development practices, and enterprise integration patterns and products.

Key responsibilities include:

Lead and contribute to software prototyping, design, development, and engineering approach selection
Collaborate with Systems Engineers to analyze, define, and implement requirements
Perform software development activities including coding, unit testing, integration, and system testing
Customize and integrate tools, and support system release and deployment
Ensure software quality by adhering to defined engineering processes and best practices
Mentor junior engineers and participate in research, development, and continuous improvement initiatives

What You’ll Bring to Make An Impact

Bachelor’s degree in Computer Science, IT, or related field (or equivalent experience and training)
Proactive, business-aware professional able to identify issues, build relationships, and drive objectives
Experience in a senior role within an engineering or project environment
Experience developing or supporting geospatial systems
Strong knowledge of Agile/Kanban methodologies and modern DevOps practices (CI/CD, Docker, Kubernetes)
Experience integrating and customizing systems using open-source technologies, REST/SOAP/messaging, and tools such as JIRA and Confluence

Don’t worry if you don’t tick all the boxes – if you meet most of them, we encourage you to submit your application. We’re most interested in your strengths, what you want to learn and how far you want to go.

This role does requires the successful applicant to be an Australian Citizen and hold an active TSPV Clearance, accompanied by the ability to be successful for a DISA/OSA.

Diverse Team Members, Shared Values and a Common Purpose

Providing our customers with smarter solutions takes an incredible team with diversity of thought, experience and perspectives driving innovation. Inclusion is at the heart of our culture and is one of our core values. It's about creating a workplace where everyone can do important work, feels welcome, valued, and respected, and has equal access to opportunities to thrive. Paul Chase – Chief Executive, Leidos Australia.

Leidos Australia is an equal opportunities organisation and is committed to creating a truly inclusive workplace. We welcome and encourage applications from Aboriginal and Torres Strait Islanders, culturally and linguistically diverse people, people with disabilities, veterans, neurodiverse people, and people of all genders, sexualities, and age groups.

Our five Advocacy Groups (Women and Allies Network, Young Professionals, Defence & Emergency Services, Action for Accessibility and Abilities and Pride+) provide an opportunity for team members to connect and collaborate on shared interests, and work to support and celebrate our diverse community.

Next Steps

To apply for this role, follow the links or apply via our Careers page.

Recruitment process - 1 virtual interview or 1 face to face, a psychometric test & background checks.

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.

We are committed to making our recruitment process accessible to all candidates. Please contact our Careers team [email protected] if you’d like to discuss any additional support during your application or throughout the recruitment process.

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.

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