Client is looking for a Senior Software Engineer who can handle a fast, scalable, problem- solving software environment. You will be solving problems of scale and flexibility that most engineers never see, building a product capable of serving our customers in ways you never imagined. Your scope extends from the high-performance data layer to a complex business layer. This position requires the mental agility to jump from the deep code-level view to big picture view and back into code view. What you'll be doing Create designs, code, tests in-line with approved architecture and engineering processes and best practices. Manage availability, latency, scalability by engineering reliability into software and systems Review and influence ongoing design, architecture, standards and methods for engineering services and systems. Identify and resolve production issues as needed Respond to and resolve emergent problems write software and build automation to prevent problem recurrence Innovate and Mentor junior software engineers Must have skills MS in Computer Science or related fielddegree plus 4+ years of relevant experience, or a BS plus 6+ years of relevant experience. Experience building high-volume and critical production service environment Fluency in C and core .Net features Technical expertise in building and tuning multi-threaded high-performance .NET applications. Strong server-side development skills designing and developing high traffic applications in a fast-paced environment At least 5+ years of hands-on development experience as a developer or technical team lead building applications using the .NET Framework, C, Visual Studio 2015 and 2017 Experience with agile development and scrum methodologies Must have working knowledge and experience of Entity Framework or nHibernate Must have working experience with features in .Net 4.0 such as LINQ, and TPL Desired Skills 3+ years of development experience building integration solutions using web services and APIs built with WCF, WSDL, SOAP and REST. 4+ years of experience building high-performance SQL Server database applications using ADO.NET or Entity Framework Knowledge and experience with Microsoft Azure, cloud development and DevOps technologies. Experience with design patterns, system architectural concepts and frameworks and a strong understanding of object-oriented principles ndash interface driven programming, dependency injection, etc. Extensive experience in unit testing and producing unit testable design and code. Experience in building interactive user interface applications using ASP.NET WebForms or MVC, HTML, CSS.