Software Architect / C# / .NET

Motion Recruitment Partners, LLC; Boston (MA); Hybrid; USD 150,000 - 230,000; Full time

Benefits offered by this job

Bonus Eligible

Medical, Dental, and Vision Insurance

401(k)

Career Growth and Leadership Opps

Job summary

Motion Recruitment Partners, LLC is seeking a Software Architect to help modernize a cloud-based SaaS platform in a hybrid Boston setting. You will define architecture strategy, supervise design decisions, and collaborate with Product and Engineering to scale a multi-tenant system.

The role emphasizes leadership in enterprise architecture, event-driven design, and API integrations, with focus on delivering scalable, enterprise-grade software for demanding users.

Qualifications

• 10+ years of experience designing and developing enterprise software applications.
• Proficient with .NET, C#, ASP.NET Framework/Core, and Web APIs.
• Strong background in software architecture, distributed systems, and SaaS platforms.
• Experience designing multi-tenant applications and REST APIs.
• Knowledge of CI/CD pipelines and modern software delivery practices.
• Bachelor's or Master's degree in Computer Science or a related field.
• Excellent communication, analytical, and problem-solving skills.

Responsibilities

• Lead architecture strategy and conduct technical reviews with engineering teams.
• Define scalable cloud-based platform designs and migration plans.
• Partner with Product and Engineering to shape SaaS roadmap and architecture.
• Mentor engineers and promote best practices across multiple teams.
• Drive innovation, scalability, and long-term platform growth.

Skills

Enterprise software design

.NET & C#

ASP.NET Core

Event-driven architecture

Distributed systems

SaaS platforms

Multi-tenant architecture

SQL Server

NoSQL (MongoDB/Elasticsearch)

REST APIs

CI/CD

Architecture leadership

Education

Bachelor's degree in Computer Science or related

Master's degree in Computer Science or related

Tools

Azure

Kubernetes

Docker

RabbitMQ

Kafka

Job description

Software Architect - .NET & SaaS Platform

Hybrid opportunity in Boston, MA. Our client is a rapidly growing software company delivering enterprise SaaS solutions that help organizations optimize workforce performance, competency management, compliance, and operational excellence. This is a full-time Software Architect opportunity focused on modernizing a cloud-based platform through scalable architecture, event-driven systems, API integrations, and enterprise software design.

This role is ideal for a senior technical leader who enjoys defining architecture strategy, influencing product direction, and designing highly scalable software solutions. You will partner closely with Product, Engineering, and business stakeholders to evolve a multi-tenant SaaS platform used by enterprise customers. The organization is seeking an architect who can balance technical vision with execution while helping drive innovation, scalability, and long-term platform growth.

Required Skills & Experience

• 10+ years of experience designing and developing enterprise software applications
• Extensive experience with .NET, C#, ASP.NET Framework, ASP.NET Core, and Web APIs
• Strong background in software architecture, distributed systems, and SaaS platforms
• Experience designing and supporting multi-tenant applications
• Deep understanding of event-driven architecture and messaging patterns
• Strong data modeling and database design experience
• Experience with Microsoft SQL Server and relational database architecture
• Experience with NoSQL technologies such as MongoDB or Elasticsearch
• Strong knowledge of SOLID principles, object-oriented design, and software design patterns
• Experience designing and implementing REST APIs and system integrations
• Experience with CI/CD pipelines and modern software delivery practices
• Bachelor's or Master's degree in Computer Science or a related technical discipline
• Excellent communication, analytical, and problem-solving skills

Desired Skills & Experience

• Microsoft Azure cloud experience
• Experience with Kubernetes (AKS) and Docker
• Experience with RabbitMQ, ActiveMQ, Kafka, or similar messaging technologies
• API security and API versioning expertise
• Angular or modern front-end framework exposure
• Experience leading architectural decisions across multiple engineering teams
• Experience building large-scale enterprise SaaS products
• Background in workforce management, HR technology, compliance platforms, or other B2B software solutions
• Experience overseeing software solution design, development, and implementation initiatives

What You Will Be Doing

Tech Breakdown

• 40% Enterprise Architecture & Solution Design
• 25% Platform Modernization & SaaS Strategy
• 20% Integration & Event-Driven Architecture
• 15% Cloud Infrastructure & DevOps Enablement

Daily Responsibilities

• 40% Architecture Leadership & Technical Strategy
• 25% Solution Design & Technical Reviews
• 20% Cross-Functional Collaboration10% Mentorship & Engineering Guidance
• 5% Hands-On Prototyping & Proof of Concepts

The Offer

• Bonus Eligible

You will receive the following benefits:

• Medical, Dental, and Vision Insurance
• Paid Time Off
• 401(k)
• Career Growth and Leadership Opportunities

Applicants must be currently authorized to work in the United States on a full-time basis now and in the future.

Additional Note: This position follows a hybrid schedule based in Boston, MA, requiring regular onsite collaboration with engineering and business stakeholders.