Senior .NET Lead Developer — Hybrid

DEQ; Richmond (VA); Hybrid; USD 95,000 - 135,000; Full time

Job summary

DEQ in Richmond, VA seeks a seasoned .NET Developer to lead design and development across APIs, databases, and user interfaces. The role blends hands-on coding with technical leadership in architecture, patterns, and standards, and operates on a hybrid schedule with in-office and telework components.

Responsibilities include building secure, accessible UIs, data modeling, database design, code reviews, and mentoring a small team, while maintaining existing IT systems and documenting key

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.

Responsibilities

• Analyze, design and develop new applications, including web APIs and user interfaces.
• Provide hands-on software development and technical leadership on architecture and patterns.
• Lead data modeling and database design; build accessible, responsive UIs.
• Lead and participate in code reviews; maintain and document decisions.
• Mentor other developers and document technical decisions.
• Maintain the Agency's applications and IT systems.

Tools

.NET

C#

TypeScript

Vue

React

Angular

ASP.NET Core

SQL

SQL Server

Oracle

PostgreSQL

Entity Framework Core

Git

CI/CD

Docker

OpenID Connect

OAuth 2.0

CI/CD pipelines

Cloud concepts

Messaging frameworks

Distributed caching

Job description

DEQ in Richmond, VA seeks a seasoned .NET Developer to lead design and development across APIs, databases, and user interfaces. The role blends hands-on coding with technical leadership in architecture, patterns, and standards, and operates on a hybrid schedule with in-office and telework components.

Responsibilities include building secure, accessible UIs, data modeling, database design, code reviews, and mentoring a small team, while maintaining existing IT systems and documenting key