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Software Engineer I- CoStar Suite- Arlington, VA

CoStar
United Statesfull_timeVerifiedPosted 27 Jul 2026
💰 $154,000/yr($103,000/yr$154,000/yr)

About the role

Software Engineer I- CoStar Suite- Arlington, VA

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Job Description

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Software Engineer I- CoStar Suite  

Arlington, VA 

Company Overview 

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, 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 CoStar Suite 

CoStar Suite is the global leader in commercial real estate information, analytics, and news. Commercial Real Estate industry professionals around the globe use CoStar Suite to access the most comprehensive data to make decisions with confidence. CoStar Suite delivers immediate, verified commercial real estate information on over 5.9 million properties across every market.  

Learn more about CoStar.  

About the Role 

As CoStar’s next Software Engineer, you will have a direct impact on highly visible CoStar Suite web applications that touch millions of users. You continuously learn emerging technologies and architecture advancements and apply the learnings to improve CoStar’s software products. 

This position is located in Arlington, VA and is onsite Monday – Thursday, with the option to work from home on Friday. 

 

Responsibilities 

  • Design and develop high performance web applications used by thousands of users globally 

  • Drive continuous improvement by focusing on engineering excellence  

  • Influence CI/CD pipeline improvements 

  • Collaborate closely with other Software Engineers across the organization. 

  • Mentor junior developers, review code and architecture, and promote software development best practices 

  • Continually evaluate emerging technologies to identify opportunities, trends and best practices that can be used to strengthen CoStar’s technology platform and development practices  

  • Develop and maintain an in-depth working knowledge of the CRE Industry and CoStar’s business model / technology 

 

Basic Qualifications 

  • Bachelor’s Degree required from an accredited, not for profit, in-person university or college.   

  • A track record of commi

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Company

CoStar

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