Engineer (.NET)

Job Description

About CoStar Group

CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world's real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives.
 

We have been living and breathing the world of real estate information and online marketplaces for over 35 years, giving us the perspective to create truly unique and valuable offerings to our customers. We've continually refined, transformed, and perfected our approach to our business, creating a language that has become standard in our industry, for our customers, and even our competitors. We continue that effort today and are always working to improve and drive innovation. This is how we deliver for our customers, our employees, and investors. By equipping the brightest minds with the best resources available, we provide an invaluable edge in real estate. 
 

About Domain

Domain is a leading property technology and services marketplace that is home to one of the largest portfolios of property brands in Australia, including the Domain, Allhomes and Commercial Real Estate (CRE) platforms. In 2025, Domain became part of CoStar Group (NASDAQ: CSGP), a global leader in commercial real estate information, analytics, online marketplaces and 3D digital twin technology. Together, Domain and CoStar Group is dedicated to digitising the world's real estate, empowering all people to discover properties, insights, and connections that improve their businesses and lives.

About the Role:

We shine a light on all things property. Our business aims to simplify the property journey for all involved; motivated by expertise and our exclusive data. Changing the way people engage with property requires a team of diverse thinkers.

A great opportunity for a Software Engineer, with a solid background in developing web and backend applications. Join our Listings crew, where you will contribute to developing marketing products for the Real Estate Industry.

You will be involved in various stages of the software development lifecycle, from implementation to deployment and maintenance, with opportunities to grow and deepen your technical skills within the team.

What you'll be doing

• Develop APIs and Front-end features for Domain Agent Admin under guidance from senior team members.

• Assist in debugging and resolving production issues.

• Write clean, readable, and maintainable C# code.

• Write unit and integration tests to support a reliable code base.

• Participate in sprint planning, refinement, and team discussions.

• Collaborate in code reviews and learn best practices from peers.

• Attend Dot Net community or Front-end guild meetings and contribute to organisation-wide technology initiatives.

• Support on-call and incident management as part of the team rotation.

What we are looking for

• Bachelor's degree or equivalent.

• 1-3 years' experience working with C#.

• Experience designing and developing .NET Framework applications.

• Comfortable working in an agile environment.

• Basic understanding of CI/CD pipelines (Jenkins, TeamCity, or similar).

• experience is a plus.

• Exposure to GraphQL is a bonus.

• Familiarity with , , or similar frameworks (Vue or Angular) is desirable.

Why join us?

We're the kind of place you can make a real impact, with a workplace culture where you can be you. It's a fun, safe space where you'll always feel you belong. Perks of the role include:

• Hybrid working. 

• First-rate parental leave.

• Continuous opportunities to leap, learn and grow in a team that values creativity and innovation.

We don't just talk, we do. Every day we solve property problems for Australians and beyond. We encourage our people to see the possibilities and turn them into realities. 

What's next?

We'll give your application the thoughtful attention it deserves and get back to you as soon as possible. If there's a match, one of our recruitment consultants will reach out so keep your phone handy We're genuinely excited about the chance to work together and make a meaningful impact.

Equity, Diversity and Inclusion at Domain

Domain is enthusiastically and unapologetically committed to fostering an equitable, inclusive work culture which reflects our customers and communities. We are proactively looking for candidates from all lived experiences, including people with disability, and people of all ages, ethnicities, cultures (including Aboriginal and Torres Strait Islander Peoples), faiths, sexual orientations, and gender identities (including trans and non-binary people).

We are committed to providing an equitable recruitment process for people with disability. If you require adjustments during the process we're here to support. If you wish to receive this job advertisement in an accessible format, or have a confidential chat about workplace adjustments, please contact our Equity, Diversity and Inclusion team at or leave a message on and we will get back to you. 

CoStar Group is an Equal Employment Opportunity Employer; we maintain a drug-free workplace and perform pre-employment substance abuse testing