C# jobs in Seattle, WA

Remote

•

Today

Software Engineer IV (C#/.NET) Remote- CST/EST Hrs. 5-month contract Key Responsibilities - Perform hands-on software development using C#/.NET. - Support vulnerability remediation and application modernization efforts. - Perform heavy application migration and source-control migration activities. - Work with GitHub and migrate applications from one source-control platform to another. - Develop and maintain CI/CD pipelines, with specific experience using Harness. - Utilize Azure DevOps

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

$DOE

Software Developer(C#, ERP, AI)

Remote or Valhalla, New York

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Today

Description We are looking for a Software Developer to join our team in Valhalla, New York and contribute to the continued development of a modern enterprise resource planning platform. In this role, you will collaborate with cross-functional partners to build reliable application features, improve integration capabilities, and support clients through well-crafted technical solutions. This opportunity is ideal for someone who enjoys hands-on coding in C# and .NET while also exploring practical w

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Full-time

USD 70,000.00 - 80,000.00 per year

Lead C#.NET Developer - COTS

Remote or Hybrid in Raleigh, North Carolina

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2d ago

ONLY W2ONLY W2ONLY W2 MUST have experience working on COTS products Title: Lead Developer Location: McLean, VA 22102 (Remote) Duration: 6 Months Contract (Potential Extension) Job Description: Terms of Employment W2 Contract, 6 MonthsRemote Opportunity (US EST Time zone work schedule (Candidates in Raleigh NC preferred but not required) Overview The Developer, Specialist performs thorough end-to-end analysis of complex business functionality, provides technical solutions for complex business re

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Contract

Depends on Experience

Lead Software Developer in Test (C#)

Remote or Hybrid in Cleveland, Ohio

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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

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Contract

DOE

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

Remote

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9d 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

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Full-time

$80

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

Remote

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24d 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

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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

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

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

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Contract

Sr. Software Engineer (C# .NET/Azure/React/API

Remote

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4d ago

Title: Sr. Software Engineer (C# .NET/Azure, React, APIs, Kafka and Kubernetes) Location: REMOTE Duration: one year with possible extensions Compensation: 70-80/hr Work Requirements: , Holders or Authorized to Work in the US Job Description: Seeing a motivated Software Development professional passionate about NET/Azure development and integrations. You excel at software development and have experience in .NET, specifically C#, React, API, and Eventing. You are optimistic, proactive, analytica

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Third Party, Contract

$65 - $70

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

Windows Software Engineer C# - C++

Remote or Phoenix, Arizona

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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

Software Engineer (SQL/C#)

Remote or Schenectady, New York

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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

Software Engineer-MCAPS Core

Redmond, Washington

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Today

Overview We are seeking a talented Software Engineer to help shape the future of Microsoft's rapidly growing commercial platform. As part of the Commerce Core team, you will help build and operate world-class commerce experiences for customers and partners, working on highly strategic and industry-relevant projects in a fast-paced, dynamic environment. In this role, you will tackle complex engineering challenges, writing high-quality code to build robust, reliable, and highly distributed softwa

Full-time

USD 85,400.00 - 168,100.00 per year

Software Engineering Intern

Seattle, Washington

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Today

Software Engineering Intern Truveta is the world's first health provider led data platform with a vision of Saving Lives with Data. Our mission is to enable researchers to find cures faster, empower every clinician to be an expert, and help families make the most informed decisions about their care. Achieving Truveta' s ambitious vision requires an incredible team of talented and inspired people with a special combination of health, software and big data experience who share our company values.

Full-time

USD 20.00 per hour

Principal Software Engineer, CoreAI

Redmond, Washington

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Today

Overview Core AI is at the forefront of Microsoft's mission to redefine how software is built and experienced. We are responsible for building the foundational platforms, services, programming models, and developer experiences that power the next generation of applications using Generative AI. Our work enables developers and enterprises to harness the full potential of AI to create intelligent, adaptive, and transformative software. The Observability group is focused on developing solutions to

Full-time

USD 142,800.00 - 274,800.00 per year

Principal Software Engineer - AI Experiences, Copilot Engineering

Redmond, Washington

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Today

Overview As Microsoft continues to push the boundaries of AI we are on the lookout for passionate individuals to work with us on the most interesting and challenging AI questions of our time. Our vision is to enable users to get more done in their existing workflows by maximally leveraging agentic workflows. It's also inclusive: we make AI accessible to all - consumers, businesses, developers - so that everyone can realize its benefits. Our AI Experiences, Copilot Engineering team is at the for

Full-time

USD 142,800.00 - 274,800.00 per year

Senior Software Engineer, CoreAI

Redmond, Washington

•

Today

Full-time

USD 119,800.00 - 234,700.00 per year

Principal Engineering Manager

Redmond, Washington

•

Today

Overview AI agents are rapidly becoming foundational across industries, transforming how organizations automate workflows, make decisions, and scale productivity. Unlike traditional prompt based systems, modern agents can reason, plan, and execute actions autonomously unlocking new business scenarios and operational efficiencies. By 2028, more than 1.3 billion agents are expected to be in active use worldwide, creating not only unprecedented opportunities but also a massive new ecosystem that o

Full-time

USD 142,800.00 - 274,800.00 per year

Principal Software Engineer

Redmond, Washington

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Today

Overview As AI reshapes how software is built and defended, Microsoft Security is standing up a new Engineering Excellence organization that will define what world-class security engineering looks like in the agentic AI era. Engineering teams that lead in the AI era are organized around outcomes, built on shared platforms any team can draw from, and augmented by agents that are part of the daily workflow. Governance runs at the speed of development. This organization will build that foundation

Full-time

USD 142,800.00 - 274,800.00 per year

Principal Software Engineering Manager

Redmond, Washington

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Today

Overview Security represents the most critical priorities for our customers in a world awash in digital threats, regulatory scrutiny, and estate complexity. Microsoft Security aspires to make the world a safer place for all. Our team protects enterprise, consumer and agent identities against sophisticated attacks. We are using machine learning and generative AI to evaluate billions of transactions and petabytes of telemetry online. Security, availability, efficiency and scale are essential for

Full-time

USD 142,800.00 - 274,800.00 per year

C# jobs in Seattle, WA, USA