Software Engineer

Location: Fremantle, 08, AU

Employment Type: Full-Time

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

About us

L3Harris Technologies is an agile global aerospace and defence technology innovator, delivering end-to-end solutions that meet customers’ mission-critical needs. We provide advanced defence and commercial technologies across the air, land, sea, space and cyber domains.

L3Harris Australia (operating as Integrated Mission Systems Australia) has provided advanced technology solutions to the Australian Defence Force and Commercial customers for over 25 years. As a government partner of choice, L3Harris brings speed, innovation and flawless execution together with our commitment to make the world safer and more secure. 

Our values of Integrity, Excellence and Respect are at the core of everything we do and inspire our people around the globe.

About the role

We are seeking a versatile Software Engineer with experience across modern technology stacks, primarily .NET, with embedded experience (C/C++) a bonus. The role is part of small (5 to 7) lean delivery teams involving full lifecycle delivery—from requirements and architecture through design, implementation, testing, deployment, and ongoing production support.

The ideal candidate brings strong skills in task planning, technical risk management, and modern development practices, with hands-on experience in Git-based workflows and DevSecOps toolchains.

About you

To be successful in this role and to best leverage the opportunities provided by L3Harris, some skills & experience ideal applicants will bring include;

• Expert proficiency with C# and .NET
• Tertiary qualifications in an Engineering, Computer Science, or other relevant Discipline
• 2+years relevant software engineering experience
• Working knowledge of databases, scripting, embedded programming or cloud technologies
• Excellent written and verbal communication
• Highly developed critical thinking and problem solving in complex environments
• Able to obtain and maintain an Australian Defence Security clearance to NV1

What we offer 

Working at L3Harris offers various benefits including;

• A dynamic and inclusive working environment

• Company-paid parking in Fremantle

• An additional week of leave per annum plus the option to buy or sell up to 2 weeks additional annual leave

• Flexible working arrangements and a commitment to work life balance

• Company supported professional development programs

• Salary continuance insurance

• Novated leasing

• Retail Reward programs

• Health insurance discounts

Want to explore further?

Contact our Talent Acquisition team by email at HR.IMSA@L3Harris.com for a confidential discussion.

L3Harris respectfully requests no agency submissions at this time.

All applicants must be eligible to obtain and hold an Australian Defence Security Clearance. 

Eligibility and clearance process information can be found at;

https://www.defence.gov.au/security/clearances/about/overview

As an equal opportunities employer, L3Harris is committed to the equal treatment of all current and prospective employees and does not condone discrimination on the basis of age, disability, sex, sexual orientation, pregnancy and maternity, race or ethnicity, religion or belief, gender identity, or marriage and civil partnership.