Demo

Sr .Net Developer

International Software Systems, Inc
Rockville, MD Full Time
POSTED ON 11/26/2025 CLOSED ON 12/28/2025

What are the responsibilities and job description for the Sr .Net Developer position at International Software Systems, Inc?

Job Details

We are highly motivated, flexible, organized, and detail-oriented .NET Full Stack Developer to join our great team in Bethesda MD (Hybrid Position). If you want to learn, grow, and help then this is the job for you. What you do matters and has a significant impact on the medical, health, and scientific communities we serve.

Responsibilities

  • Design and develop new features and/or maintain existing applications developed on Microsoft.NET.
  • Develop code and support technical documentation.
  • Work in a team environment to develop, test, and deploy software changes.
  • Work with customers to understand and implement new requirements.
  • Provide operational support when necessary.
  • Provide input on new designs and architecture as needed.
  • Develop a well-tested, high performance, scalable web application.
  • Stay current on new technologies and best practices.
  • Regularly attend and facilitate meetings with clients and give presentations when necessary.
  • Support the preparation and delivery of project documentation including regular status reports, management briefing documents and security documents.

Qualifications:

  • At least 10 years of experience designing, developing, testing and deploying web-based applications using ASP.NET, .NET Framework and C#.
  • Designing and developing new features and/or maintaining existing applications developed on ASP.NET.
  • At least 7 years of SQL Server RDBMS experience.
  • At least 5 years of experience in user interface (UI) development with JavaScript, AJAX, CSS, XML, HTML and DHTML skills.
  • At least 5 years of experience with LINQ to Entities or LINQ to SQL.
  • At least 5 years of experience with Code-First development using Entity Framework 4.
  • At least 5 years of experience with Windows Workflow Foundation (WF) and Web Service development experience, preferred.
  • At least 5 years of experience with Agile/SCRUM.
  • At least 5 years of experience with Object Oriented Programming and working with N-Tier Architecture.
  • C#, ASP.NET, Visual Studio, .NET Framework, SQL Server, Subversion, Ajax, Telerik controls, LINQ, ADO.net, Entity Data Model
  • Hands-on experience with software testing and excellent understanding of design patterns.
  • Great customer service and interfacing with customers required.
  • Excellent oral and written communication skills.
  • Experience with one of the popular JavaScript frameworks such as React, Angular or jQuery is strongly preferred
  • Experience working in Cloud (AWS, Azure) environment is a plus
  • At least 3 years of experience with Behavior Driven Development (BDD) is a plus
  • .NET core, Continuous Integration (CI/CD), Automated Test writing experience is a plus
  • Must be flexible to change and have the ability to work in a fast-paced environment.
  • Active Public Trust Clearance or ability to get public trust clearance.

Education

  • MS ASP.NET Certification is a plus.
  • Bachelor's degree in Management Information Systems, Computer Science or related discipline; Master s degree preferred.

Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.

Salary : $70 - $75

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