Senior C# .NET Software Engineer // Must be near downtown Boston

Motion Recruitment; Boston (MA); Hybrid; USD 120,000 - 180,000; Full time

Benefits offered by this job

Competitive base salary

Comprehensive benefits

Job summary

Motion Recruitment is seeking a Senior Software Developer to help build and evolve a large-scale multi-tenant SaaS platform that delivers risk insights to customers globally. The role emphasizes strong full-stack expertise in C#/.NET, Angular, and cloud-native architecture within a highly scalable environment.

You will collaborate with cross-functional teams to architect new capabilities, improve platform scalability, and contribute to modernization of a mission-critical product used across risk

Qualifications

• Strong experience developing enterprise applications using C# and .NET Core.
• Hands-on expertise building modern front-end applications with Angular 14+ and TypeScript.
• Experience designing and supporting multi-tenant SaaS platforms at scale.
• Strong knowledge of cloud-native development using AWS or Azure.
• Experience working with PostgreSQL and designing efficient, scalable data solutions.
• Background building distributed systems, APIs, and highly available web applications.
• Understanding of application performance, scalability, security, and modern software architecture patterns.

Responsibilities

• Design and develop new full-stack features for a large-scale SaaS risk analytics platform - 35%.
• Build and enhance backend services, APIs, and cloud-native application components - 25%.
• Develop and maintain modern Angular user interfaces and customer-facing experiences - 20%.
• Improve platform scalability, reliability, and performance across multi-tenant environments - 10%.
• Participate in architecture discussions, code reviews, and technical design initiatives - 10%.

Skills

C# / .NET Core

Angular 14+

TypeScript

Multi-tenant SaaS

AWS

Azure

PostgreSQL

Distributed systems

REST APIs

Security best practices

Job description

Hi there, this position is only looking for someone who can commute 2x per week to Downtown Crossing in Boston.

This opportunity is with a globally recognized provider of risk analytics, catastrophe modeling, and data-driven decision support solutions. The organization helps insurers, financial institutions, corporations, and governments quantify and manage risk associated with natural disasters, cyber threats, terrorism, pandemics, and other emerging exposures. As organizations increasingly rely on data to make critical business decisions, the company continues to expand its flagship cloud-based risk assessment platform, which delivers sophisticated modeling and analytics capabilities to customers around the world.

The team is seeking a Senior Software Developer to help build and evolve a large-scale multi-tenant SaaS platform that serves as a cornerstone product within the organization's portfolio. This role offers the opportunity to work on highly scalable applications that process complex datasets and deliver actionable risk insights to customers globally. The ideal candidate will bring strong full-stack engineering expertise, with deep experience in C#/.NET development, modern Angular frameworks, cloud-native architecture, and distributed systems. You'll collaborate closely with cross-functional teams to architect new capabilities, improve platform scalability, and contribute to the modernization of a mission-critical product used across the insurance and risk management industry.

Required Skills & Experience

• Strong experience developing enterprise applications using C# and .NET Core
• Hands-on expertise building modern front-end applications with Angular 14+ and TypeScript
• Experience designing and supporting multi-tenant SaaS platforms at scale
• Strong knowledge of cloud-native development using AWS or Azure
• Experience working with PostgreSQL and designing efficient, scalable data solutions
• Background building distributed systems, APIs, and highly available web applications
• Understanding of application performance, scalability, security, and modern software architecture patterns

What You Will Be Doing

Tech Breakdown

• C#
• .NET Core
• Angular 14+
• TypeScript
• AWS or Azure
• PostgreSQL
• SaaS Platforms
• REST APIs & Distributed Systems

Daily Responsibilities

• Design and develop new full-stack features for a large-scale SaaS risk analytics platform - 35%
• Build and enhance backend services, APIs, and cloud-native application components - 25%
• Develop and maintain modern Angular user interfaces and customer-facing experiences - 20%
• Improve platform scalability, reliability, and performance across multi-tenant environments - 10%
• Participate in architecture discussions, code reviews, and technical design initiatives - 10%

The Offer

• Competitive base salary
• Comprehensive medical, dental, and vision coverage
• 401(k) with employer-sponsored contributions
• Generous paid time off and company holidays