Senior Software Architect (Remote) - Modernization Leader

One Call; Concord (NH); Remote; USD 140,000 - 190,000; Full time

Benefits offered by this job

Remote work

Generous time off

Comprehensive benefits package

Colleague support programs

Job summary

One Call is seeking a Senior/Principal Software Engineer to provide architectural depth and hands-on leadership in a largely legacy environment migrating to modern .NET. You will guide teams across .NET Framework/.NET Core, REST APIs, Azure DevOps, and front-end tech stacks, delivering high-quality software for mission-critical applications.

The role emphasizes architecture, mentoring, and pragmatic tradeoffs to accelerate delivery.

Qualifications

• Extensive experience in enterprise .NET architecture and delivery.
• Proven ability to guide cross-functional teams across legacy and modern stacks.
• Strong grounding in architecture decisions, tradeoffs, and documentation.

Responsibilities

• Lead architecture discussions across multiple applications and services.
• Provide hands-on guidance across .NET, SQL, and front-end stacks.
• Deliver maintainable code and drive CI/CD maturity.

Skills

Architectural leadership

Hands-on .NET

C# & VB.NET

ASP.NET MVC/WebAPI

SQL Server

Azure DevOps

JavaScript/TypeScript

CI/CD

Debugging

Tools

Azure

MSTest/NUnit/XUnit/Moq

WCF/Web Forms

VB.NET

Job description

One Call is seeking a Senior/Principal Software Engineer to provide architectural depth and hands-on leadership in a largely legacy environment migrating to modern .NET. You will guide teams across .NET Framework/.NET Core, REST APIs, Azure DevOps, and front-end tech stacks, delivering high-quality software for mission-critical applications.

The role emphasizes architecture, mentoring, and pragmatic tradeoffs to accelerate delivery.