Secret Sr. .Net Developer II

Insight Global
Reston, United States of America
2 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Senior

Job location

Reston, United States of America

Tech stack

ASP.NET
Microsoft Word
.NET
Microsoft Excel
Microsoft Windows
Microsoft Active Directory
API
Artificial Intelligence
Server Applications
ASP.NET
Azure
Microsoft Outlook
C Sharp (Programming Language)
Code Review
Continuous Integration
Data Hub
Programming Tools
Entity Framework
Github
Microsoft SQL Server
Node.js
Office Suite
Power BI
SharePoint
TypeScript
Model-Driven Development
Enterprise Software Applications
Microsoft Power Automate
GitHub Copilot
React
Delivery Pipeline
Large Language Models
Prompt Engineering
Software Security
GIT
Microsoft Onedrive
SC Clearance
Containerization
Kubernetes
Information Technology
HuggingFace
low-code
Front End Software Development
Api Design
Software Coding
REST
Software Version Control
Powerapps
Docker

Job description

o A senior full-stack engineer/technical lead responsible for building and modernizing applications using .NET and React, while shaping architecture, standards, and tooling decisions.

o The role spans API design, Node.js services, and deep integration with Microsoft 365, SharePoint, Teams, and Power Platform (Power Apps, Power Automate, Dataverse). It includes driving AI adoption (e.g., Copilot, OpenAI), leading legacy modernization efforts, and establishing CI/CD and engineering best practices.

o The position also involves mentoring developers, conducting design/code reviews, ensuring performance and security, and collaborating with stakeholders to deliver scalable, reliable solutions.

We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to HR@insightglobal.com.To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/.

Requirements

o Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent experience).

o Active Secret clearance and must be local to the DMV area with the ability to support onsite requirements in Washington, DC.

o 8+ years of progressive experience in .NET development (C#, ASP.NET MVC, ASP.NET Core), including experience in a technical lead or senior engineering role.

o Demonstrated experience making architecture and technology selection decisions for enterprise applications - and the ability to articulate the reasoning behind them.

o Proficiency in React - including hooks, component design, state management, and building responsive UIs.

o Experience developing server-side applications or APIs with Node.js.

o Demonstrated use of AI-powered developer tools such as GitHub Copilot, OpenAI Codex, or similar code-generation assistants in a professional setting.

o Hands-on experience with Microsoft Power Platform - including Power Apps (canvas and/or model-driven), Power Automate, and Power BI - with the judgment to know when low-code is and isn't the right answer.

o Working knowledge of Microsoft Dataverse - including data modeling, table configuration, relationships, and security roles.

o Experience supporting or modernizing SharePoint-backed systems, with familiarity across SharePoint Online and legacy SharePoint(2013 or newer).

o Deep experience with MS SQL, Entity Framework, and RESTful API design and consumption.

o Experience establishing or maturing CI/CD pipelines and deployment workflows, with strong Git fundamentals for source control and collaborative development.

o Experience leading code reviews, setting coding standards, and mentoring developers.

o Strong understanding of application security concepts, Active Directory, and identity/access patterns in enterprise environments.

o Familiarity with Microsoft 365 / Office suite - including SharePoint Online, Teams, Outlook, Excel, Word, and OneDrive - in a collaborative enterprise environment.

o Excellent communication skills, with the ability to present technical recommendations to both engineering teams and non-technical stakeholders.

o Ability to work onsite in a federal environment (occasional Saturday hours may be required for deployment activities). o Experience architecting solutions in Azure cloud environments, including deployments in a federal or FedRAMP context.

o Experience integrating LLM/AI APIs (e.g., Azure OpenAI, OpenAI API, Hugging Face) into production applications.

o Familiarity with AI development platforms and prompt engineering techniques.

o Familiarity with Dataverse for Teams and Power Apps embedded in Microsoft Teams.

o Experience with GitHub Actions, Azure DevOps, or similar CI/CD pipelines.

o Familiarity with TypeScript for frontend and/or Node.js development.

o Exposure to containerization tools such as Docker or Kubernetes.

o Understanding of Section 508 accessibility standards.

o Relevant certifications such as Microsoft Certified: Azure Solutions Architect, Power Platform Solution Architect, or equivalent.

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