Get more replies from employers
Send a job-specific resume in minutes.
CoStar Group, Inc. is seeking a Lead Software Engineer to drive AI automation across its CRM ecosystem and enterprise applications (Homes.com, CoStar, Apartments.com, LoopNet).
You will lead architectural decisions, champion AI-assisted development, and shape scalable, observable systems while collaborating with cross-functional teams. The role emphasizes AI-powered tooling, intelligent agents, and quality engineering in a large cloud-native environment, with a strong focus on responsible AI and
Lead Software Engineer, AI Automation
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. We are seeking a Lead Software Engineer to join our Web Enterprise team, responsible for designing, building, and evolving the software platforms that support our proprietary CRM ecosystem and enterprise applications across Homes.com, CoStar, Apartments.com, LoopNet, and other industry-leading brands. This role is ideal for an experienced engineer who enjoys solving complex technical challenges, architecting scalable systems, and driving engineering innovation through the adoption of Artificial Intelligence (AI). The successful candidate will combine deep software engineering expertise with a passion for leveraging AI-powered development and testing tools to improve software quality, developer productivity, and delivery speed. As a technical expert, you will influence architecture, establish engineering best practices, and help drive the adoption of AI-assisted software development, intelligent automation, and modern test engineering methodologies. CoStar is investing heavily in artificial intelligence to accelerate software delivery, improve platform observability, automate research and business workflows, enhance product experiences through intelligent agents and skills, and improve data quality across enterprise systems. Successful candidates will demonstrate a willingness to learn, adopt, and apply AI technologies responsibly to solve complex business and engineering challenges.
Provide technical leadership, architectural direction, and delivery ownership for a portfolio of software products and platforms. Champion AI-assisted software development practices that improve developer productivity, code quality, platform reliability, and engineering efficiency. Leverage AI-powered observability, monitoring, anomaly detection, and automation capabilities to improve system resiliency, incident response, and customer experience. Identify and implement intelligent solutions that streamline workflows, reduce manual effort, and accelerate business outcomes. Lead the design, development, and governance of AI-powered solutions, including agents, tools, skills, copilots, and workflow automations that enhance internal operations and customer-facing products. Establish and enforce engineering and testing best practices related to software quality, security, scalability, observability, and operational excellence. Promote responsible AI adoption by ensuring solutions meet established security, privacy, compliance, governance, and quality standards. Apply modern quality management practices to deliver reliable, maintainable, and defect-resistant software solutions.
When you join CoStar Group, you’ll experience a collaborative and innovative culture working alongside the best and brightest to empower our people and customers to succeed. We offer you generous compensation and performance-based incentives. CoStar Group also invests in your professional and academic growth with internal training and tuition reimbursement. Our benefits package includes (but is not limited to):
Base Compensation: $152,000.00-$202,000.00 Annually
We welcome all qualified candidates who are currently eligible to work full-time in the United States to apply.
However, please note that CoStar Group is not able to provide visa sponsorship for this position.
#LI-KW1
CoStar Group is an Equal Employment Opportunity Employer; we maintain a drug‑free workplace and perform pre‑employment substance abuse testing. 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 37 years, giving us the perspective to create truly unique and valuable products and services. We’ve continually refined, transformed and perfected our approach to our business, creating a language that has become standard in our industry and for our customers. 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. CoStar Group is committed to creating a diverse environment and is proud to be an equal opportunity workplace and affirmative action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. CoStar Group is also committed to compliance with all fair employment practices regarding citizenship and immigration status. If you are a qualified individual with a disability or a disabled veteran, you may request a reasonable accommodation if you are unable or limited in your ability to use or access www.costargroup.com/careers as a result of your disability. You can request reasonable accommodations by sending an email to recruitaccommodation@costar.com.