Senior Software Engineer C NET CoStar

Senior Software Engineer (C#/.NET), CoStar - London



COSTAR GROUP - SENIOR SOFTWARE ENGINEER (C#/.NET), COSTAR - LONDON OVERVIEW CoStar Group (NASDAQ:
CSGP) is the 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 digitise 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.
Industry professionals around the globe use the core CoStar platform to access the most comprehensive data in commercial real estate and make decisions with confidence.
We deliver immediate, verified information on over 5.9 million properties across international markets.
We are the leading data provider to the $11 trillion commercial real estate industry.
Learn more about CoStar.
ROLE DESCRIPTION CoStar is deeply committed to delivering high-performing applications that can change the way our customers use commercial real estate data.Every day customers use our data and products to make multi-million-dollar investment decisions.We are growing rapidly and searching for experienced C#/.NET engineers who can take us to the next level.
RESPONSIBILITIES Develop a deep understanding of what drives the business you are building software for, as we firmly believe this is what separates a good engineer from a great one Hands-on involvement in design, architecture and development activities, creating applications that range the entirety of the research process Work on big, distributed, API-driven systems that operate on massive amounts of data in high transaction volume applications for tens of thousands of users, while producing bullet-proof code that is robust, efficient and maintainable; our primary tools are C#, .NET Framework, Python, JSON, SQL Server, AWS and Databricks Collaborate with your QA resources to ensure that the software you deliver is of the highest quality Act as a key member of the product launch team and work closely with DevOps to resolve operational issues QUALIFICATIONS 5+ years of C#/.NET development experience, including cross-platform communication technologies such as Web API 3+ years of experience with SQL Server, writing SQL queries, data matching/cleansing/enriching as well as ETL/data pipeline engineering A demonstrable track record of building and launching successful products that leverage terabytes of data Ability to analyse technical requirements and design new architectures, data models and ETL strategies.
Expertise in database design, complex T-SQL programming, performance tuning and index analysis Hands-on experience with cloud-based relational and non-relational databases Willingness to take an active role in mentoring other developers is a strength Experience with Python, Databricks, Spark and/or Lakehouse architecture is a strong plus WHAT'S IN IT FOR YOU? Working at CoStar Group means you'll enjoy a culture of collaboration and innovation that attracts the best and brightest across a broad range of disciplines.
As well as having an outstanding working environment based in the iconic The Shard, other perks include full private medical cover, dental cover, life assurance and member rewards, 28 days of annual leave, enhanced maternity and paternity pay, a competitive pension plan, season ticket loans and much more! At CoStar, we recognise the positive value of diversity and promote equality.
We aim at all times to recruit the person who is most suited to the job and welcome applications from people of all backgrounds - men and women, people of all ages, sexual orientations, nationalities, religions and beliefs.
However, we particularly encourage applications from women, disabled and black, Asian and minority ethnic (BAME) candidates, as these groups are underrepresented throughout the commercial real estate industry.

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 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 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.
CoStar 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 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 ***/careers as a result of your disability.
You can request reasonable accommodations by calling 1-*** or by sending an email to ***.
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