Must be in Boston / Full stack .NET Developer

Kelly Services; Boston (MA); Hybrid; USD 120,000 - 140,000; Full time

Benefits offered by this job

Health insurance

Dental insurance

Vision coverage

401(k) with employer contributions

Paid time off

Job summary

Motion Recruitment Partners in Boston is seeking a Senior Developer to build scalable C#/.NET and Angular applications for a cloud analytics platform. The role requires 3 days per week in the office in the Downtown Crossing area.

You will design multi-tenant SaaS architectures, REST APIs, and distributed systems, focusing on performance, security, and reliability while collaborating with product managers, architects, and fellow engineers to deliver features across a large enterprise solution.

Qualifications

• 4+ years of experience in C#/.NET development.
• Hands-on expertise with Angular 14+ and TypeScript.
• Experience designing multi-tenant SaaS platforms at scale.
• Strong knowledge of cloud-native development using AWS or Azure.
• Background building distributed systems, APIs, and highly available web applications.
• Understanding of performance, scalability, security, and modern software architecture.

Responsibilities

• Deliver new full-stack functionality across a large-scale cloud-based analytics platform.
• Engineer scalable backend services and API-driven application components.
• Create and enhance rich user experiences using modern Angular frameworks.
• Drive improvements in system resilience, cloud scalability, and application performance.
• Contribute to technical planning, architectural decisions, and peer review processes.

Skills

C#/.NET

Angular 14+ TS

Multi-tenant SaaS

Cloud-native

Distributed systems

Performance & security

Tools

AWS

Azure

Job description

$120000 - $140000

Hi there! This role is looking for a C#/.NET developer in the Boston Downtown Crossing area. It will require 3 days per week in the office. Thanks for applying!

This opportunity is with a market-leading analytics and risk intelligence organization that develops sophisticated technology used to evaluate some of the world's most complex exposures. Leveraging vast amounts of data and advanced modeling capabilities, the organization helps clients better understand the financial impact of events ranging from severe weather and natural disasters to cyber incidents, global health crises, and other large-scale risks. As demand for data-driven decision-making continues to grow, the company is investing heavily in the evolution of its cloud-based software platforms that provide critical insights to businesses operating in highly regulated and risk-sensitive industries.

The team is hiring a Senior Developer to contribute to the continued growth of a flagship SaaS product used by customers across the insurance and risk management landscape. This position is centered around building scalable, high-performance applications that transform complex datasets into meaningful business intelligence. The ideal candidate will be a strong full-stack engineer with expertise in C#/.NET, modern Angular development, cloud technologies, and large-scale distributed systems. You'll work alongside product managers, architects, and fellow engineers to deliver new functionality, strengthen platform architecture, and help shape the next generation of a widely adopted enterprise solution.

Required Skills & Experience

• 4+ years of experience in C#/.NET development

• 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

• 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

• Multi-Tenant SaaS Architecture

• REST APIs & Distributed Systems

Daily Responsibilities

• Deliver new full-stack functionality across a large-scale cloud-based analytics platform - 35%

• Engineer scalable backend services and API-driven application components - 25%

• Create and enhance rich user experiences using modern Angular frameworks - 20%

• Drive improvements in system resilience, cloud scalability, and application performance - 10%

• Contribute to technical planning, architectural decisions, and peer review processes - 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

Motion Recruitment Partners (MRP) is an Equal Opportunity Employer. All applicants must be currently authorized to work on a full-time basis in the country for which they are applying, and no sponsorship is currently available. Employment is subject to the successful completion of a pre-employment screening. Accommodation will be provided in all parts of the hiring process as required under MRP's Employment Accommodation policy. Applicants need to make their needs known in advance.