CoStar Group · 12 hours ago
Lead Software Engineer
CoStar Group is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. They are seeking a Lead Software Engineer to build customer-facing web applications and innovative CRM features that empower sales teams' success. The role involves leading software design, developing standards, and ensuring high-quality applications for users.
Responsibilities
Building customer facing web applications using the latest React and TypeScript frameworks
Build micro services and RESTful APIs C# and .NET Core
Drive and lead software design, developing standards and performing code reviews, that result in robust a code base that is efficient and maintainable
Continually evaluate emerging technologies to identify opportunities, trends, and best practices that can be leveraged to strength CoStar’s technology platform and develop practices
Develop comprehensive application testing procedures to ensure high quality applications for tens of thousands of users
Qualification
Required
Bachelor's Degree required from an accredited, not-for-profit, in-person college/university
8+ years of software development experience with OOP languages
Demonstrated experience in architecting, designing and building large scale distributed, services-oriented systems and web applications in an agile environment
Experience building RESTful APIs using C#
Proficient understanding of code versioning tools such as Git
Familiarity with CI/CD deployment processes
A track record of commitment to prior employer
Preferred
Experience with SQL
Experience with Elasticsearch or OpenSearch
Strong communication skills (to both business and technical partners)
Data modeling experience from conceptual, logical and physical designs
Benefits
Comprehensive healthcare coverage: Medical / Vision / Dental / Prescription Drug
Life, legal, and supplementary insurance
Virtual and in person mental health counseling services for individuals and family
Commuter and parking benefits
401(K) retirement plan with matching contributions
Employee stock purchase plan
Paid time off
Tuition reimbursement
On-site fitness center and/or reimbursed fitness center membership costs (location dependent), with yoga studio, Pelotons, personal training, group exercise classes
Access to CoStar Group’s Diversity, Equity, & Inclusion Employee Resource Groups
Complimentary gourmet coffee, tea, hot chocolate, fresh fruit, and other healthy snacks
Company
CoStar Group
CoStar Group (NASDAQ: CSGP) is the provider of commercial real estate information, analytics and marketing services.
Funding
Current Stage
Public CompanyTotal Funding
unknown1998-07-01IPO
Recent News
2026-02-08
HousingWire.com
2026-02-06
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