c# jobs in Seattle, WA

Bellevue, Washington

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Today

Role:: Dot Net Full stack Developer Location:: Bellevue, WA Contract Position. Job Descriptions:: We are seeking a highly skilled Full Stack Developer with expertise in NET technologies C# SQL Azure cloud services and modern frontend frameworks like React .This role demands a proactive engineer who can seamlessly transition from coding to deploying monitoring and maintaining cloud native applications Key Responsibilities:: Develop and maintain web applications using ASPNET Core and C# Build r

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Third Party

$Negotiable

iOS Developer (Swift)

Redmond, Washington

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Today

iOS Developer (Swift) Location: Redmond, WA (100% onsite) Key Responsibilities Design and develop high-quality native iOS applications in Swift Lead architecture, design, and technical decision-making for new and existing systems (focus on design patterns, reliability, and scaling) Mentor junior developers and serve as technical lead for the iOS team Write clean, maintainable code with strong unit testing practices Required Qualifications 4+ years of professional (non-internship) software deve

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

Senior Single Sign On Engineer (SSO) - C# / SAML, Ping Identity / Okta

Remote

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5d ago

100% Remote - Candidates only - NO THIRD PARTY Our client is looking to augment their team with a C# SSO Software Engineer to assist in the implementation of Customer Single Sign-On (SSO) solutions. Requirements: 5+ years of overall C#.NET development experience,Experience developing Identity Access Management (IAM) solutionswith Ping Identity (or Okta) / SAMLExperience with Single Sign-On (SSO), access controls, identity proofing, OAuth, OpenID Connect (OIDC), WS-Fed, MFA, Public Key Infrastruc

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Contract

Depends on Experience

Selenium Automation Engineer (C#)

Remote or Birmingham, Alabama

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Today

RESPONSIBILITIES: Kforce has a client in Birmingham, AL that is seeking a Selenium Automation Engineer (C#) with strong automation engineering skills, deep Selenium expertise, and experience in a C#/.NET environment. This role is ideal for an engineer who can build robust automated tests, work across web and desktop environments, and collaborate closely with developers, QA, and business partners. This is a hands-on coding and automation role, not just a testing position. Key Responsibilities: *

Contract

$47 - $53 hourly

C# Software Engineer

Remote or Hybrid in Mendon, Utah

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Today

C# Software Engineer (I-IV) Location : Remote or Hybrid (UT or TX) Target Start Date : 12/8/2025 Long-Term Contract (3-4 years) Pay Rate : $40.85-$75.00/hr Summary Our client, a global leader in advanced autonomous and robotic solutions across multiple industries, is seeking C# Software Engineers to participate in the full software development lifecycle for autonomous software, including requirements analysis, design, coding, testing, integration with hardware components, and deployment. Con

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Full-time

USD 40.85 - 75.00 per hour

C# Developer with automation testing

Remote

•

Today

Title: C# Developer with Automation Testing Location: Remote Duration: Contract till Sept 2026 Summary: This role involves client applications and involves application testing and providing recommendations for optimization. Required Skills - C#, Java, Java Typescript Selenium Specflow Playwright Job Duties - Responsible for documenting, testing, and supporting efficient and effective computer applications and tools consistent with established specifications and business requirements. Responsibl

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Contract

Senior SDET (C#)

Remote or Hybrid in Cleveland, Ohio

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Today

Our Fortune 100 client is hiring for a Senior Systems Test Engineer who is highly proficient with test automation frameworks' creation and enhancement.You ll code in C# and TypeScript, build and enhance REST API and web test frameworks, and leverage tools like Postman, SQL Server, and Git to deliver high-quality releases. This remote, ET-hours role is perfect for a developer-minded tester passionate about automation and modern full-stack technologies such as Angular, React, and cloud integration

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Contract

DOE

Azure Integration Architect/Developer (Python, C#)

Remote

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8d ago

Azure Integration Archiect / Developer (Python, C#, .NET) Remote Overview We are looking for an experienced Integration Architect/Developer to join our Integration Hub team. The ideal candidate will have strong experience in building, scaling, and maintaining enterprise integrations using Azure services, along with solid skills in SQL/NoSQL databases and modern AI tools. This role spans hands-on development, debugging production issues, and collaborating with architects and business teams to bui

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Contract, Third Party

Depends on Experience

Senior C# Developer

Remote or Hybrid

•

Today

Our Fortune 100 direct client is hiring for an experienced Senior C# Developer to work on large-scale IT projects. You would be designing and coding in a variety of technologies supporting backend, API, and database. The ideal candidate will have strong C# development experience, has worked with front-end technologies such as angular or Vue, and back-end experience with SQL Server. This role can be done fully remotely following an EST work schedule. Does this sound like something you'd like to

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Contract

DOE

Senior Software Engineer (C# / Azure / .NET Core / microservices, AKS)

Remote

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5d ago

Remote Senior C# / .NET Software Engineer (.NET Core, Azure, microservices, AKS) Our client is looking to augment their team with an experienced Senior Software Engineer to assist in the implementation of cloud-based systems used by large corporations. This is a "best of all worlds" type of opportunity, working alongside highly-skilled resources, within a specialized technology division of a larger company, providing solutions to Fortune 500 companies. We are looking for flexible resources on th

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Full-time

$125,000 - $165,000

SAP ABAP Developer with C# & Azure

Remote

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8d ago

Title: SAP ABAP / .NET DeveloperLocation: [Remote - USA) Type : Long Term Contract (W2 Only) Position OverviewWe are seeking a highly skilled SAP ABAP / .NET Developer to support development, enhancement, and integration projects across SAP environments and external business applications. The ideal candidate will have strong expertise in ABAP development, along with hands-on experience in Microsoft .NET frameworks, to build and maintain end-to-end solutions. Key ResponsibilitiesDevelop, enhance,

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Contract

$60 - $75

Back-End Developer Legacy Modernization (Java OR C#)

Remote

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14d ago

Are you passionate about transforming legacy systems into modern, scalable applications? . We specialize in migrating applications from mainframe and legacy environments to modern platforms like Java Spring and C# .NET using automated tools. In this role, you ll contribute to core modernization efforts, enhance reusable libraries, and mentor junior developers. You ll work closely with a collaborative team to deliver high-quality solutions on schedule. What You ll Be DoingWriting clean, efficient

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Contract

Depends on Experience

Senior Product Engineer (.NET C#/React)

Remote

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Today

At Allstate, great things happen when our people work together to protect families and their belongings from life's uncertainties. And for more than 90 years our innovative drive has kept us a step ahead of our customers' evolving needs. From advocating for seat belts, air bags and graduated driving laws, to being an industry leader in pricing sophistication, telematics, and, more recently, device and identity protection. Job Description A Senior Product Engineer implement applications following

Full-time

USD 78,600.00 - 142,275.00 per year

Software Engineer Consultant II (.NET/C#)

Remote

•

Today

National General is a part of The Allstate Corporation, which means we have the same innovative drive that keeps us a step ahead of our customers' evolving needs. We offer home, auto and accident and health insurance, as well as other specialty niche insurance products, through a large network of independent insurance agents, as well as directly to consumers. Job Description The Full Stack Software Engineer designs and builds enterprise web applications using ASP.NET and C#, following best pract

Full-time

USD 66,800.00 - 85,000.00 per year

Full Stack Software Engineer (C# .NET / TypeScript / SQL / FHIR - API Development)

Remote or Columbus, Ohio

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Today

McKesson is an impact-driven, Fortune 10 company that touches virtually every aspect of healthcare. We are known for delivering insights, products, and services that make quality care more accessible and affordable. Here, we focus on the health, happiness, and well-being of you and those we serve - we care. What you do at McKesson matters. We foster a culture where you can grow, make an impact, and are empowered to bring new ideas. Together, we thrive as we shape the future of health for patien

Full-time

USD 106,900.00 - 178,100.00 per year

.Net Full Stack Developer

Redmond, Washington

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26d ago

Job Description Must-Have Skills React + TypeScript: Deep expertise in component architecture, state management, and testable UI patterns. .NET 9 (C#): Proven ability to craft high-performance APIs and Azure Function logic. Azure Cosmos DB: Skilled in modelling scalable data structures and tuning performance. KQL (Kusto): Confident in telemetry analysis, dashboards, and automation scripts. Azure Services: Function Apps, Web APIs, Service Bus, Event Hub, Logic Apps, Azure Data Factory. Nice-to-Ha

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Full-time

$120,000 - $130,000

iOS Lead Developer

Redmond, Washington

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Today

Job: iOS Lead Developer Number of Roles: 3 to 4 Location: Redmond, WA (100% onsite) Job Description BASIC QUALIFICATIONS Experience as a mentor, tech lead or leading an engineering team Experience leading the architecture and design (architecture, design patterns, reliability and scaling) of new and current systems 4+ years Experience in professional, non-internship software development Experience programming with at least one modern language such as Java, C++, or C# including object-oriented

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Contract, Third Party

$Negotiable

CAA Programmer - C++, CATIA CAA

Seattle, Washington

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25d ago

Role :: CAA Programmer C++, CATIA CAA Location :: Seattle, WA Type :: Fulltime Job Description Must Have Technical/Functional Skills Strong knowledge & Experience in CATIA Customization using VB, Expertise in C++, COM CATIA Automation skills using VB, Python, C# Customization of ENOVIA. Experience in GUI Development using Visual Basic, C#, C++ Good mechanical design knowledge is an advantage Roles & Responsibilities Develop and expose new APIs in CATIA and ENOVIA V5 using VB, C++, CAA V5. Ensu

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Full-time

$110000 - $180000

Technical Architect(.Net+Other Fullstack Developer) Bellevue - WA - Washington

Bellevue, Washington

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Today

Bellevue WA Job Description: >> Strong expertise in C#, .NET Core and core programming concepts >> Experience of Bicep, CICD pipelines, Yaml and Ev2 >> Strong experience on Azure services such as App Services, Function Apps, Networking, Event Grid, Service Bus, authentication, authorization etc. >> Good understanding on AI concepts and services, working experience is plus >> Should have good Analytics, Communication and Interpersonal skills

Contract, Third Party

$62 - $65

Azure Developer / Solution Architect - Onsite - Citizen &

Redmond, Washington

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16d ago

Must Have Skills: .NET Azure Development C#, ASP.NET Core, Entity Framework SQL Server & Azure SQL Database Nice to Have: Azure Services (App Service, Functions, Storage, Service Bus) CI/CD using Azure DevOps Docker / Kubernetes Cloud Security Best Practices Role Summary: Looking for an Azure Developer / Solution Architect experienced in designing, developing, and deploying scalable backend solutions on Microsoft Azure. The ideal candidate should be proficient in .NET Core, Azure services, an

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Full-time, Contract, Third Party

$DOE

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c# jobs in Seattle, WA, USA