Job Description An Employer is looking for a TSSCI C# Developer to sit in Washington, DC! This candidate will be responsible for the overall specialized application development C# support and maintenance of the Packages Application. This includes day-to-day operational support activities as well as strategic planning initiatives involving SharePoint sites and content. They must be able to maintain the existing and future integrated systems to include custom and third party applications. Compensation: $76.92/hr to $88.95/hr. Exact compensation may vary based on several factors, including skills, experience, and education. Benefit packages for this role will start on the 31st day of employment and include medical, dental, and vision insurance, as well as HSA, FSA, and DCFSA account options, and 401k retirement account access with employer matching. Employees in this role are also entitled to paid sick leave and/or other paid time off as provided by applicable law. We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to HR@insightglobal.com .     To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/ . Skills and Requirements TSSCI Sec+ or equivalent BA/BS in Computer Science or equivalent 10+ years experience developing responsive web applications 3+ years experience developing software in an Agile, team-based environment 3+ years experience developing in SharePoint, 1+ years within SharePoint 2019. Strong understanding of OOP concepts and design patterns Expertise with C#, JavaScript, TypeScript, CSS, and HTML Experience building single page applications (SPA) and progressive web apps (PWA) Experience building RESTful web services using Web API Experience working with PostgreSQL, or other relational databases null We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal employment opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment without regard to race, color, ethnicity, religion,sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military oruniformed service member status, or any other status or characteristic protected by applicable laws, regulations, andordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or the recruiting process, please send a request to HR@insightglobal.com.