Senior Software Architect — Hybrid SaaS Platform

Motion Recruitment; Boulder (CO); Hybrid; USD 140,000 - 180,000; Full time

Job summary

Motion Recruitment in Boulder, CO is seeking a Senior Software Architect to join our engineering team in a hybrid setup with three onsite days per week. You will help build SaaS products using C#, .NET, SQL Server, and modern development practices, collaborating with experienced founders and a small, highly collaborative team to unify business operations into a single intelligent platform.

You will own architecture and design, contribute to technical planning, and work across the platform, from

Qualifications

• 7+ years of software development experience.
• Strong object-oriented programming fundamentals.
• Experience with C# and .NET ecosystem.

Responsibilities

• Design and implement software architecture across multiple components.
• Lead technical decisions and best practices.
• Collaborate with founders and a small team to deliver a unified platform.

Skills

C#

.NET ecosystem

Architecture

SOLID principles

OOP fundamentals

SQL Server

Database design

Requirements translation

Problem solving

Independent work

Communication

Education

7+ years of professional software development experience

Tools

WinForms

WPF

Wisej.NET UI

Job description

Motion Recruitment in Boulder, CO is seeking a Senior Software Architect to join our engineering team in a hybrid setup with three onsite days per week. You will help build SaaS products using C#, .NET, SQL Server, and modern development practices, collaborating with experienced founders and a small, highly collaborative team to unify business operations into a single intelligent platform.

You will own architecture and design, contribute to technical planning, and work across the platform, from