CoStar Group Software Developer reviews

2.7

25% would recommend to a friend

(84 total reviews)
avatar

Andrew C. Florance

17% approve of CEO

27% positive business outlook

Software Developer employees have rated CoStar Group with 2.7 out of 5 stars, based on 84 company reviews on Glassdoor. This indicates that most Software Developer professionals have an average working experience there. CoStar Group is rated 28% below average by Software Developer professionals compared to other employers within the Real estate industry (3.8 stars).

Reviews by job title

84 reviews
3.0
Jun 8, 2026
Recommend
CEO approval
Business Outlook

Pros

CoStar was a solid place to work for a chill work life balance. The benefits were great too and most of my team was awesome.

Cons

The technical work was not amazing and using more outdated tech stacks. Management was not great either and layoffs were not handled properly.

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Glassdoor has 3,111 CoStar Group reviews submitted anonymously by CoStar Group employees. Read employee reviews and ratings on Glassdoor to decide if CoStar Group is right for you.