Senior .NET Architect & Technical Leader (Remote)

One Call; Hartford (CT); Remote; USD 120,000 - 190,000; Full time

Benefits offered by this job

Remote work

Generous time off

Benefits package including medical, 4i

401(k) matching

Life insurance & disability

Job summary

One Call is seeking a Senior/Principal Software Engineer to lead architecture and delivery for a suite of healthcare-focused applications. You will guide teams across .NET Framework and Core, VB.NET, SQL Server, and modern front-end stacks, while partnering with Product and QA to ensure robust, scalable software.

The role emphasizes hands-on coding, engineering excellence, and mentorship in a remote-first, inclusive environment.

Qualifications

• 10+ years building enterprise .NET applications
• Experience modernizing large legacy codebases
• Healthcare/worker's compensation or regulated industry experience
• Azure cloud familiarity and distributed systems knowledge

Responsibilities

• Own and drive architecture across multiple applications and services.
• Provide hands-on guidance across .NET stack and front-end layers.
• Deliver high-quality software while modernizing legacy environments.
• Mentor engineers and promote CI/CD and testing standards.
• Support deployment pipelines and observability practices.

Skills

C#

.NET Framework/.NET Core

VB.NET

SQL Server

JavaScript/TypeScript

Azure

REST APIs

Tools

Azure DevOps

MSBuild

GitHub Copilot

ASP.NET MVC / WCF

Job description

One Call is seeking a Senior/Principal Software Engineer to lead architecture and delivery for a suite of healthcare-focused applications. You will guide teams across .NET Framework and Core, VB.NET, SQL Server, and modern front-end stacks, while partnering with Product and QA to ensure robust, scalable software.

The role emphasizes hands-on coding, engineering excellence, and mentorship in a remote-first, inclusive environment.