Senior Software Engineer
Listed on 2025-12-18
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Software Development
Software Engineer, Cloud Engineer - Software, Full Stack Developer, Senior Developer
Senior Software Engineer
Job Description
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.
You will be part of our finance technology team, tasked with enabling the payment processing functionality of our business. This role is pivotal in constructing new data pipelines and system integrations to ensure our CRM and Consumer Portals offer enhanced customer experience with real-time information and enriched data for millions of transactions, addressing performance and high fault tolerance.
This position is located in our Richmond, VA office and offers a schedule of Monday-Thursday in office and Friday remote.
Responsibilities
Lead technical discussions and make critical architectural decisions aligned with business goals.
Design, develop, and maintain robust and scalable applications using the Microsoft .NET technology stack, SQL and other data tools.
Implement solutions using modern architecture paradigms including microservices, and event-driven systems.
Ensure adherence to SOLID principles, design patterns, and clean coding standards.
Collaborate with cross-functional teams, participate in code reviews, and mentor junior developers.
Analyze business requirements and translate them into technical designs and development-ready specifications.
Working across teams and departments to standardize data transfer and storage
Basic Qualifications
Bachelor’s Degree required from an accredited, not for profit university or college.
A track record of commitment to prior employers.
7+ years of professional experience in software development using strongly typed languages for server-side processing, such as C#, GoLang, Java or Node with Typespcript
Must have strong experience with MS SQL Server, including relational database design and performance tuning.
Able to demonstrate experience building highly scalable software systems in both volume processing and performance
Familiarity with microservices architecture and containerization using Docker and Kubernetes.
Experience with AWS or similar cloud platforms (Azure, GCP).
Strong understanding of CI/CD principles, infrastructure as code, and automated deployment pipelines and source control systems.
Strong analytical and problem-solving skills with attention to detail and excellent communication skills.Experience in unit, performance and automation testing.
Preferred Qualifications
Experience with No
SQL databases and API Gateway technologies.Familiarity with observability tools like Kibana, Data Dog and other monitoring frameworks
Hands-on experience with Entity Framework for efficient data modeling and data access.
Databricks, Python or other ETL processing experience
Experience with Elastic Search or Open Search
Payments experience a plus
Experience with Identity & Access Management, like OAuth, JWT.
Exposure to serverless computing and event-driven architecture, including but not limited to Rabbit
MQ, SQS, Kafka, or Azure Service Bus
What’s in it for you?
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…
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