Full Stack Developer (.NET

Full Stack Developer (.NET) – Lead I - Software Engineering

UST transforms lives through the power of technology. We walk alongside our clients and partners, embedding innovation and agility into everything they do. Our entrepreneurial teams create transformative experiences and human‑centered solutions for a better world.

With us, you’ll create boundless impact that transforms your career and the lives of people across the world.

We are seeking a highly capable Full Stack Developer to build and enhance enterprise web applications using the Microsoft .NET ecosystem. The ideal candidate is a self‑starter who can work directly with product and business stakeholders, deliver with minimal guidance, and proactively drive solutions end to end from UI through APIs, services, and data layers.

• Design, develop, and maintain full‑stack web applications using .NET/.NET Core and modern web patterns.
• Build and consume RESTful services using ASP.NET, MVC, and Web API, focusing on performance, security, and maintainability.
• Apply design patterns and clean architecture principles to deliver scalable and testable code.
• Implement robust data access layers with Entity Framework and optimize data operations as needed.
• Develop modern UI experiences using Blazor.
• Implement asynchronous messaging/eventing workflows with Rabbit
  
  MQ to ensure reliable integrations.
• Work with Mongo
  
  DB for No
  
  SQL persistence and validation as required.

• 5–10 years of hands‑on full‑stack development experience.
• Proficiency in .NET Framework, .NET Core, ASP.NET, MVC, Web API.
• Strong design pattern knowledge (SOLID, layered architecture, etc.).
• Experience with Entity Framework.
• Experience with Blazor.
• Experience with Rabbit
  
  MQ.
• Experience with Mongo
  
  DB.
• Strong debugging, troubleshooting, and performance tuning skills across UI, API, and data layers.
• Excellent communication skills and ability to work directly with product and business teams.
• Ability to drive tasks independently, seek answers proactively, and raise risks early.
• Highly proactive, solution‑oriented mindset and strong ownership, accountability, and bias for action.
• Nice to have: distributed caching/messaging patterns, enterprise integration, Dev Ops practices (CI/CD, cloud, containers).

Role

Location:

Virginia

Salary Range: $75,000 – $113,000

Full‑time employees accrue a minimum of 10 days paid vacation per year, 6 days paid sick leave (pro‑rated for new hires), 10 paid holidays, and paid bereavement and jury duty leave. Eligibility for the Company 401(k) plan with employer matching; medical, dental, vision, life, accidental death & disability, and short‑ and long‑term disability benefits. Optional voluntary short‑term disability, Health Savings Account (HSA), and Flexible Spending Account (FSA) are also available.

Part‑time and temporary employees receive corresponding sick leave and 401(k) eligibility. All U.S. employees receive sick leave according to local laws.

We listen, learn, and help selflessly in our interactions with everyone.

Through business, we better the lives of those less fortunate than ourselves.

We honor commitments and act with responsibility in all relationships.

UST is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other characteristic protected by law. We consider qualified applicants with arrest or conviction records in accordance with state and local laws and fair‑chance ordinances.

UST reserves the right to periodically redefine roles and responsibilities based on organizational requirements and performance.

• .NET, .NET Framework, ASP.NET, Web API, Design Patterns, Entity Framework, Full‑Stack Web Applications, Blazor, Rabbit
  
  MQ, MongoDB