Software Developer, Lead - .NET / React / Cloud

Job Overview

We are seeking a highly skilled Software Developer, Lead to support the design, development, modernization, and maintenance of enterprise web and mobile applications supporting NIH mission‑critical systems. This role requires deep expertise in Microsoft technologies, modern front‑end frameworks, cloud modernization, enterprise architecture, and Agile software delivery.

The Technical Lead will provide hands‑on technical leadership across multiple enterprise application initiatives and collaborate closely with Project Managers, Architects, Developers, QA Engineers, Dev Ops teams, and Government stakeholders to deliver scalable, secure, and high‑performing software solutions.

Key Responsibilities

• Lead architecture, design, development, and implementation of enterprise web and mobile applications using the Microsoft technology stack.
• Provide hands‑on technical leadership for Agile software development teams supporting NIH enterprise systems.
• Design and develop scalable enterprise solutions using:
  • .NET 6/.NET 8
  • ASP.NET Core
  • C#
  • SQL Server
  • React.js
  • React Native
  • Expo
  • Vue.js (as applicable)
• Architect reusable frameworks, shared components, APIs, and enterprise integration patterns to support standardization and scalability across applications.
• Lead technical solution design activities involving:
  • Multi‑system integrations
  • Enterprise data architecture
  • API integrations
  • Database design and optimization
  • Mobile‑first application strategies
  • Cloud modernization initiatives
• Develop and maintain CI/CD pipelines, automated deployment strategies, and Dev Ops processes using Azure Dev Ops and Git‑based workflows.
• Guide development teams through code reviews, design reviews, architecture discussions, and technical troubleshooting activities.
• Support modernization of legacy applications and migration to modern .NET platforms and cloud‑enabled architectures.
• Design secure, scalable, and maintainable application architectures aligned with:
  • FISMA
  • HHS/NIH security requirements
  • Section 508 accessibility standards
  • HHS EPLC methodology
• Support cloud migration and modernization initiatives including:
  • Lift‑and‑shift assessments
  • Containerization
  • Microservices architectures
  • Serverless computing
  • Auto‑scaling infrastructure strategies
• Collaborate with QA teams to implement automated testing strategies, quality assurance processes, and software lifecycle best practices.
• Provide technical leadership for mobile application development and deployment across Android and iOS platforms.
• Ensure consistency in business workflows, user experience, and application behavior across web and mobile platforms.
• Support system integration, data modeling, ETL development, and enterprise reporting initiatives.
• Assist with proof‑of‑concept (POC) and pilot development efforts to evaluate emerging technologies and modernization approaches.
• Participate in production support, issue resolution, performance optimization, and operational maintenance activities.
• Create and maintain technical documentation including architecture diagrams, deployment procedures, configuration documentation, and development standards.

Requirements

• Bachelor's degree in Computer Science, Information Technology, Software Engineering, or related technical discipline.
• 10+ years of hands‑on software development experience designing and developing enterprise applications using Microsoft technologies.
• 5+ years of experience leading technical teams in Agile environments.
• 3+ years of hands‑on experience building large‑scale web and mobile applications using React.
• Strong expertise with:
  • .NET / ASP.NET Core
  • C#
  • Microsoft SQL Server
  • RESTful APIs and enterprise integrations
  • React.js and React Native
  • Azure Dev Ops
  • Git source control
• Experience designing enterprise application architectures and scalable distributed systems.
• Strong understanding of CI/CD pipelines, Dev Ops processes, and release management practices.
• Experience with cloud platforms and cloud modernization strategies.
• Ability to Obtain Public Trust.