CO - P4589 - Senior .Net Developer

Virginia Department of Environmental Quality; Richmond (VA); Hybrid; USD 90.000 - 120.000; Vollzeit

Zusammenfassung

Virginia Department of Environmental Quality is seeking a senior software engineer to lead .NET development across the full stack, from APIs to user interfaces. The role includes hands-on coding, architecture leadership, and mentoring a small team.

Hybrid work schedule combines in-office and telework, with a requirement to work at the Richmond, VA location. The ideal candidate has extensive C#/.NET experience (NET 8+), strong ASP.NET Core API skills, ORM (EF Core), SQL databases, front-end

Qualifikationen

• Significant experience in professional software development with C# and .NET, with current experience on .NET 8 or greater.
• Advanced skills in ASP.NET Core web API development, including routing, middleware, DI, configuration, and error handling.
• Experience with ORM (EF Core) including queries, transactions, and migrations.
• Relational databases experience (SQL Server/Oracle/PostgreSQL) and basic NoSQL familiarity.
• Proficient in front-end with TypeScript and modern frameworks (Vue/React/Angular).
• Knowledge of web security fundamentals (OAuth 2.0, OpenID Connect).
• Proficiency with Git, branching/merging, code reviews, and CI/CD pipelines.
• Ability to document design decisions and apply software architecture patterns.
• Experience with Docker and cloud concepts (SaaS/PaaS).
• Ability to mentor a small development team and communicate technical ideas clearly.

Aufgaben

• Lead analysis, design and development of new applications including web APIs and user interfaces.
• Provide hands-on development and technical leadership on architecture, design patterns, and standards.
• Model data, design databases, and build secure, accessible, responsive UIs.
• Lead code reviews and mentor other developers; document architectural decisions.
• Maintain Agency applications and IT systems; support CI/CD and cloud deployment.

Kenntnisse

C#

ASP.NET Core

EF Core

SQL

TypeScript

Vue/React/Angular

Docker

Git

CI/CD

Cloud concepts

Tools

.NET 8+

Entity Framework Core

SQL Server/Oracle/PostgreSQL

REST APIs

Web security (OAuth/OpenID)

CI/CD pipelines

Jobbeschreibung

To provide leadership in .NET development and maintenance of application software systems working across the full stack from APIs and databases to the user interface. Please note this position follows a hybrid work schedule to include both in-office and telework. Candidates must be able to work from the assigned work location in Virginia.

Responsibilities

This position is responsible for analysis, design and development of new applications, including web APIs and user interfaces. The position performs hands-on software development and provides technical leadership on application architecture, design patterns, and development standards. Duties include data modeling and database design, building secure, accessible, and responsive user interfaces, and leading and participating in code reviews. This position will also maintain the Agency's applications and Information Technology systems, mentor other developers, and document technical decisions.

Qualifications

Significant experience in professional software development , including hands-on work with C# and .NET, with current experience on .NET 8 or greater.

Advanced skills in ASP.NET Core web API development, including routing, middleware, dependency injection, configuration, and consistent error handling.

Experience with Entity Framework Core or a similar ORM, including query performance, transactions, and schema migrations.

Working knowledge of relational databases such as SQL Server, Oracle, or PostgreSQL, including data modeling and SQL queries, with familiarity with NoSQL data stores a plus.

Proficiency with front-end development using TypeScript and a modern component framework such as Vue, React, or Angular, building accessible and responsive user interfaces.

Knowledge of web security fundamentals, including OAuth 2.0, OpenID Connect, and authorization design.

Proficiency with Git, including branching and merging strategies, code reviews, and CI/CD pipelines.

Demonstrated ability to apply software architecture and design patterns, weigh trade-offs, and document design decisions.

Knowledge of containerization, such as Docker, and cloud computing concepts, including software as a service and platform as a service, with experience in distributed caching or messaging and background-processing frameworks a plus.

Ability to analyze, design, implement, and maintain IT applications and databases.

Ability to mentor and lead a small development team and communicate technical concepts clearly to technical and non-technical audiences.

Job Info

• Job Identification 10426
• Job Category Engineering and Technology
• Posting Date 10/07/2026, 03:55 AM
• Apply Before 10/15/2026, 03:55 AM
• Job Schedule Full time
• Locations 1111 East Main Street, Suite 1400, Richmond, VA, 23219, US