• Tier One Technologies has an immediate need for a Senior .NET Developer for our US Government client. • This will be a 100% remote Contract-to-Hire position. • SELECTED CANDIDATES WITHOUT REQUIRED CLEARANCE WILL BE SUBJECT TO A FEDERAL GOVERNMENT BACKGROUND INVESTIGATION TO RECEIVE IT. • Design, develop, implement, and maintain complex business, accounting, and management information systems. • Work with users to define existing or new system scope and objectives. • Work with the business analyst, application architect, and customer to transform business requirements into a technical solution. • Perform modifications to and maintenance of operational programs and procedures. • Assist users in the operation of the application. • Work on high-visibility programs, or mission critical aspects of assigned program(s). • Oversee the efforts of direct reporting resources and/or is responsible for the efforts of all staff assigned to a specific job. • Research, design, develop, test, and/or modify enterprise-wide systems and/or applications software. • Analyze user/business software system requirements and determine needs. • Determine the functionality of an application and perform upgrades over time. • Maintain documentation to support software development policies, standards, and procedures. • A degree from an accredited College/University in Software Engineering, Computer Science, Business, or related discipline is preferred. • 5+ years of experience working with .NET technologies. • Expertise in implementing design patterns such as MVC and MVP. • A good understanding of object-oriented analysis and design, including Single Page Application (SPA) design. • Excellent working knowledge of C#, ASP.NET, .NET Core. • Excellent working knowledge of web formats and scripting languages such as JSON, HTML, and JavaScript. • Experience working with cloud-based applications platforms such as Azure. • Familiarity with Azure PaaS is a plus. • Experience with web services and REST APIs. • Experience with T-SQL and basic DDL interactions with SQL Server. • Experience using JavaScript-based UI frameworks such as AngularJS. • Experience writing and support complex applications including features such as document upload/storage, workow management, automatic notications, and dynamic user roles. • Experience working in the Agile software development methodology. • UI/UX design experience is a plus. • Excellent communication skills. • Must be able to obtain a Position of Public Trust Clearance. • Be able to pass a drug screening, criminal history, and credit checks. • Must be a US Citizen or have permanent residence status (Green Card). • Must have lived in the United States for the past 5 years. • Cannot have more than 6 months travel outside the United States within the last five years. Military Service excluded. (Exception does not include military family members.)
Job Type
Contractor role
Skills required
.NET, C#, JavaScript, Azure, Agile
Location
Arlington, Virginia
Salary
No salary information was found.
Date Posted
June 21, 2025
A.C. Coy is seeking a Senior .NET Developer for a remote Contract-to-Hire position to work on complex business and management information systems for a US Government client.