C# jobs in Massachusetts

Boston, Massachusetts

•

Today

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

Easy Apply

Full-time

$140000 - $165000

Lead Software Developer in Test (C#)

Remote or Hybrid in Cleveland, Ohio

•

Today

Our Fortune 100 client is hiring for a Lead Software Developer in Test to assist the project team with driving quality-centric practices into their software development processes and will also be responsible for working closely with the project teams to guide their use of test automation assets and consult on the creation and use of new test automation. The role is open to fully remote but candidates but must be willing to work ET hours within the United States. Day-to-Day Responsibilities: - S

Easy Apply

Contract

DOE

Systems Developer / ERP, C# / South Shore / Boston, MA

Boston, Massachusetts

•

Today

Job Description A manufacturing company South of Boston is hiring a Systems Developer for their team. As a Systems Developer, you'll be working on applications that support manufacturing of products that go within high-tech products. The company specializes in making electronic parts to be used by manufacturers in the medical, aerospace, defense, and electronics spaces. This is a 6-month contract position where you'll be supporting a digital transformation for their team. Contract Duration: 6 mo

Easy Apply

Contract

$40 - $45

Senior AWS Developer (C#)

Remote or Hybrid in Cleveland, Ohio

•

Today

Our Fortune 100 direct client is hiring for a talented C# Developer with strong experience working with AWS services. You would be designing and coding in a variety of technologies supporting backend, APIs and Cloud systems. The ideal candidate will have experience in developement with C# as well as strong understanding of AWS infrastructure (S3, Lambdas, EC2, etc) and Terraform. This team works in an Agile Scrum environment and uses Azure DevOps (AZDO) to plan and manage delivery. This would b

Easy Apply

Contract

DOE

QA Engineer - Playwright and C# exp - Hybrid - Plano, TX - W2

Remote or Plano, Texas

•

2d ago

We are seeking a skilled Senior QA Engineer to join our dynamic software development team. In this role, you will lead quality assurance initiatives across web applications and web services. You will be responsible for traditional manual/API testing, backend data verification, and building modern, reliable automated test suites. The ideal candidate blends strong foundational QA practices with modern automation expertise, possesses object-oriented coding skills, and is adept at utilizing AI-assis

Easy Apply

Contract

C#/.NET Software Engineer III

Remote

•

Today

C#/.NET Software Engineer Legacy Modernization Remote- CST/EST Hrs. 8-month contract Our client is seeking a Software Engineer 3 to remediate critical vulnerabilities and modernize legacy applications. This is a hands-on software engineering role focused primarily on backend development, legacy .NET remediation, and migration to modern .NET Core/OpenShift environments. Key Responsibilities Analyze and remediate critical/high vulnerabilities in existing applications. Work hands-on with legacy

Easy Apply

Full-time, Part-time, Third Party, Contract

$DOE

Senior C#/Angular Developer

Remote or Hybrid

•

Today

Our Fortune 100 client is hiring for a Senior Fullstack Developer to focus on Angular front-end development and C# back-end to enhance capabilities. This role requires expertise in C#, .NET (back-end), Angular (v18+), JavaScript, HTML (front-end), SQL Server, and APIs. You'll analyze requirements, write and test code, support production systems, and ensure seamless software integration. Experience with Duck Creek insurance platform is a plus. This is a fully remote role foowing an ET work schedu

Easy Apply

Contract

DOE

Full Stack Developer (.NET / C# + React)

Remote

•

4d ago

About the Role Our client, a company in the payments/fintech space, is seeking an experienced Full Stack Developer to join their engineering team. You'll build and maintain secure, high-throughput services on a modern .NET + Azure stack, working across the backend and the React front end. This is a fully remote, contract or direct-hire for candidates already based in the U.S and authorized to work. What You'll Do Design, build, and maintain backend services in C# / .NETDevelop responsive, user-f

Easy Apply

Full-time

$80

MANAGER - C# Software Engineering - Azure Cloud-Native Architecture

Remote

•

19d ago

NO SPONSORSHIP - NO OPT Software Engineering Senior Manager - Azure Cloud SALARY: $195k - $235k plus discretionary bonus LOCATION: hybrid 3 days onsite if in Chicago Remote if in TX, MA, NY, DC, FL, CA. Target Salary Range : $195,000 - $234,400 Seeking a hands-on engineering leader with deep Azure expertise to lead a team of 5 7 engineers while driving cloud-native architecture, platform engineering, and modern software development within the Data & AI organization. Senior Engineering Manager wh

Easy Apply

Full-time

$195,000 - $235,000

Principal Software Architect / Software Architect (.Net/C#)

Remote

•

Today

Hello; Principal Software Architect / Software Architect (.Net/C#) Long Term Job Location- Remote Core Platform C# / .NET 8 ,ASP.NET Core ,Vue.js 3 / TypeScript , SQL Server ,COBOL (legacy) Cloud & AI Amazon Web Services (AWS), Amazon Bedrock , AWS Lambda / ECS , Docker, MCP Server Architecture Architecture Domains SaS / SaaS / PaaS / Multi-Tenant ,Microservices ,API-First Design ,Event-Driven Architecture , CI/CD / DevOps Core Responsibilities Lead enterprise technical architecture for SaaS-h

Easy Apply

Full-time, Part-time, Third Party, Contract

C#/.NET Full Stack Developer

Remote

•

Today

Seeking a Full Stack Developer to design, develop, and support modern web applications and APIs in a cloud-based environment. This role will leverage C#/.NET 8+, ASP.NET Core Web API, Entity Framework Core, AWS Lambda, React, TypeScript, and Redux Toolkit to build scalable, high-performing solutions. The ideal candidate has strong full stack development experience and enjoys working across both front-end and back-end technologies. Beacon Hill is an equal opportunity employer and individuals with

Easy Apply

Contract

.Net Lead Developer

Remote

•

5d ago

.Net Lead Developer W2 Fulltime 100% Remote Position At Least 10+ Years experience required Job Description: Strong knowledge of C#,, and .NET Core.Experience with Microsoft Azure services.Knowledge of RESTful APIs and microservices.Experience with SQL Server or Azure SQL Database.Familiarity with Git or other version control systems.Understanding of Agile/Scrum development methodologies.Good communication and problem-solving skills.Thanks & Regards Sami | Sr Lead Recruiter Small ArcInc. 860 US

Easy Apply

Full-time

80,000 - 100,000

Senior Developer (C#, C++, VB, SQL) Remote From Anywhere In Colorado

Remote or Colorado

•

Today

Salary: $100,000.00 - $115,000.00 Annually Location : Statewide, CO Job Type: Full Time Job Number: EGB93608 Department: Governor's Office of Information Technology Opening Date: 08/20/2026 Closing Date: 8/25/2026 11:59 PM Mountain FLSA: Determined by Position Primary Physical Work Address: (Remote From Anywhere In CO) FLSA Status: Exempt; position is not eligible for overtime compensation. Department Contact Information: Type of Announcement: This announcement is not governed by the selection

Full-time

USD 100,000.00 - 115,000.00 per year

Senior .NET/C# Engineer - Iris AI

Remote

•

Today

About Delinea: Delinea is a pioneer in securing human and machine identities through intelligent, centralized authorization, empowering organizations to seamlessly govern their interactions across the modern enterprise. Leveraging AI-powered intelligence, Delinea's leading cloud-native Identity Security Platform applies context throughout the entire identity lifecycle - across cloud and traditional infrastructure, data, SaaS applications, and AI. It is the only platform that enables you to disco

Full-time

USD 130,000.00 - 162,200.00 per year

Sr. Principal C#/.NET Engineer

Westford, Massachusetts

•

Today

Job Title: Sr. Principal C#/.NET Engineer (Mission-Critical Systems) Role Overview We are seeking a seasoned Sr. Principal C#/.NET Engineer to lead the modernization and enhancement of a large-scale, mission-critical security integration platform. This is a high-impact technical role for a "heavy hitter" who thrives on solving deep architectural challenges and debugging complex, distributed systems. You will be responsible for accelerating the delivery of high-priority features while ensuring t

Full-time

USD 185,100.00 - 185,100.00 per year

Windows Software Engineer C# - C++

Remote or Phoenix, Arizona

•

Today

Rockwell Automation is a global technology leader focused on helping the world's manufacturers be more productive, sustainable, and agile. With more than 28,000 employees who make the world better every day, we know we have something special. Behind our customers - amazing companies that help feed the world, provide life-saving medicine on a global scale, and focus on clean water and green mobility - our people are energized problem solvers that take pride in how the work we do changes the world

Full-time

Senior C# Developer

Westford, Massachusetts

•

Today

Job Title: Senior C# Software Engineer (Windows Applications & Release Engineering) Role Overview We are seeking a highly skilled, hands-on Senior C# Developer to design, build, and maintain scalable, high-performance applications that power our critical business functions. In this role, you will lead the evolution of our application architecture while taking ownership of the full software release lifecycle-from core development and patching strategies to sophisticated installer packaging and d

Full-time

Software Engineer (SQL/C#)

Remote or Schenectady, New York

•

Today

LTI (Logic Technology, Inc.) the "Pro People" company is a privately held technology solutions provider that offers best in class services to local, national and global organizations. Now after three decades, these initials have come to represent more than just our company name. They've also come to represent our hard earned reputation for Leadership, Technology and Integrity. At LTI, we believe confident, motivated employees produce superior work, ensuring our existing client relationships cont

Full-time

.Net Developer

Maynard, Massachusetts

•

19d ago

Role Overview We are seeking a highly experienced Senior Software Engineer with over 10 years of professional GUI development expertise to join our engineering team. The ideal candidate will possess deep technical proficiency in the Microsoft ecosystem and a strong background in low-level communication protocols and hardware automation. You will play a critical role in bridging the gap between complex embedded systems and user-facing interfaces. Key Responsibilities Design and develop robust des

Easy Apply

Contract

60 - 70

senior System Engineer

Remote

•

4d ago

Senior Systems Engineer Remote FULL TIME Required Skills & Experience Experience: 812+ years in semiconductor equipment / automation systems Domain expertise in: System engineering / Architecture - Machine level (mechanical, electrical, firmware, and software) Semiconductor tools: EFEM, Sorter, Load Ports, Wafer Handling, robots Key Skill expected: Embedded Firmware background - C/C++ / RTOS / Microcontrollers C# - machine automation or industrial applications Motion control systems

Easy Apply

Full-time, Third Party

Depends on Experience

C# jobs in Massachusetts, USA