Senior .NET/Blazor Engineer — Secure Intranet Apps (On‑Site)

Peraton; San Antonio (TX); On-site; USD 86,000 - 138,000; Full time

Job summary

Peraton is seeking a senior full-stack developer to build secure intranet and restricted web applications using C#, .NET 8+/ASP.NET Core, and Blazor with React/TypeScript for the front end. You will integrate REST APIs, manage SQL Server data, and ensure secure coding practices within an SAFe Agile environment.

You must have extensive experience, US citizenship, and be able to obtain a Public Trust clearance.

Qualifications

• Minimum of 8 years with BS/BA; 12 years with a high school diploma.
• Strong experience with C# and .NET 8+/ASP.NET Core.
• Front-end development with JavaScript/TypeScript and REST APIs.
• Experience with SQL Server and relational databases.
• Knowledge of secure coding practices and application security.

Responsibilities

• Develop and maintain secure, restricted web applications.
• Implement C#, .NET Core, Razor Pages, Blazor components; front-end with TS/JS.
• Integrate REST APIs and backend data services; use EF Core for data access.
• Manage SQL Server databases and IIS/Windows Server hosting.
• Troubleshoot full-stack issues across UI, API, and DB layers; apply security fixes.

Skills

C#/.NET

JavaScript/TypeScript

SQL Server

Git & CI/CD

SAFe Agile

Security best practices

AI-assisted development

Education

BS/BA degree

Tools

React

Entity Framework Core

IIS/Windows Server

ASP.NET Core

Blazor/Razor Pages

Job description

Peraton is seeking a senior full-stack developer to build secure intranet and restricted web applications using C#, .NET 8+/ASP.NET Core, and Blazor with React/TypeScript for the front end. You will integrate REST APIs, manage SQL Server data, and ensure secure coding practices within an SAFe Agile environment.

You must have extensive experience, US citizenship, and be able to obtain a Public Trust clearance.