REI Systems

Software Engineer (.Net)

REI Systems • $95K — $115K *
Sterling, VA 20164In-Person
Information Technology
Less than 5 years of experience
Today
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Job Overview by Ladders

Qualifications

  • 3-6 years in .NET application development
  • Proficient in C#, ASP.NET Core, .NET 6/8, and SQL Server
  • Familiarity with Entity Framework and/or Dapper
  • Experience developing REST APIs
  • Knowledge of Git, Azure DevOps, and Agile practices
  • Strong analytical and debugging skills

Responsibilities

  • Develop and maintain web applications and APIs
  • Design and support backend services
  • Create and optimize SQL queries and database objects
  • Troubleshoot application and database issues
  • Collaborate in an Agile environment with project stakeholders
  • Support CI/CD pipelines and production deployments
  • Participate in code reviews and system modernization

Benefits

  • Hybrid work model with flexibility in location
  • Opportunity to work on government and public-sector projects
  • Engagement with cutting-edge technologies like Azure and CI/CD
  • Collaboration within Agile teams for enhanced career growth
  • Support for security clearance processes for eligible candidates
Full Job Description
Overview

REI Systems is seeking a Mid-Level .NET / SQL Developer to support the NYC Checkbook program. The selected candidate will develop, enhance, and maintain enterprise web applications, APIs, and database solutions that support critical financial transparency and reporting systems.

Responsibilities
  • Develop and maintain applications using C#, ASP.NET Core, .NET 6/8, and SQL Server.
  • Design and support REST APIs and backend services.
  • Create and optimize SQL queries, stored procedures, views, and database objects.
  • Troubleshoot and resolve application and database issues.
  • Collaborate with Business Analysts, QA, and project stakeholders in an Agile environment.
  • Support CI/CD pipelines, deployments, and production releases.
  • Participate in code reviews, testing, documentation, and system modernization efforts.


Qualifications

Required Qualifications
  • 3-6 years of experience in .NET application development.
  • Strong experience with:
    • C#
    • ASP.NET Core / MVC
    • .NET 6/8
    • SQL Server
    • Entity Framework and/or Dapper
    • REST API development
  • Experience with Git, Azure DevOps, and Agile methodologies.
  • Strong analytical, debugging, and problem-solving skills.

Preferred Qualifications
  • Experience with Azure cloud services and Azure Data Factory (ADF).
  • Knowledge of OAuth2/JWT authentication and application security.
  • Experience with CI/CD, automated testing, and deployment tools.
  • Experience supporting government or public-sector applications.
  • Knowledge of Section 508 accessibility requirements.

Education: Bachelor's degree in Business, Engineering, Computer Science, or related field. Masters degree preferred.

Clearance: Ability to obtain and maintain a clearance is preferred.

Location: Hybrid - 2 days per week at REI Systems' Sterling, VA office.

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About REI Systems

REI Systems is a leading provider of advanced analytics, cloud engineering, and digital services to government clients. Founded in 1989, REI Systems is headquartered in Chantilly, Virginia, with offices across the United States. REI Systems provides a range of services, including software development, data analytics, cloud computing, cybersecurity, and digital transformation. REI Systems serves a wide range of government clients, including the Department of Defense, the Department of Homeland Security, the Department of Justice, the Department of State, and the Environmental Protection Agency.
Learn more about REI Systems
Size
600 employees
Industry
Information Technology
Founded
1989
* Ladders Estimates

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