63 c net developer jobs at 21 companies in Mountlake Terrace, WA

1mo
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Senior C# Developer (Data Management)
Warsaw or Seattle
HybridFull Time
Veeam Software
Veeam Software: The Data and AI Trust.
5+ YOE5+ years commercial software development experience; proficiency in C# and .NET, software architecture, data structures and algorithms; problem-solving mindset and English proficiency.
C#, .NET, Microsoft Azure, Microsoft Entra ID, Veeam Data Command Center, Veeam Service Provider Console, Veeam VDC Azure/Entra ID services
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.Net+Azure Developer
Bellevue, Washington, United States
$64k-$105k/yr OnsiteFull Time
Tata Consultancy Services
Tata Consultancy ServicesBSE: 532540: Global leader in IT services, consulting, and business solutions.
2+ YOEExperience with C#/.NET, REST APIs, Microsoft Azure, SQL/Kusto, unit testing, CI/CD, GitHub/Azure DevOps; 2+ years professional engineering experience.
C#, .NET, REST APIs, Microsoft Azure, SQL, Kusto, GitHub, Microsoft Azure DevOps, Microsoft Cosmos DB, Microsoft Azure Service Bus, Microsoft Intune, CI/CD, Microservices, Unit Testing
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Senior Software Engineer
Redmond or New York
$120k-$235k/yr HybridFull Time
Microsoft
MicrosoftNASDAQ: MSFT: Multinational technology providing software, cloud, and AI solutions.
4+ YOEBachelor's in CS or related (or equivalent), 4+ years engineering experience; proficiency in C/C++/C#/Java/JavaScript/Python; experience with Windows/.NET development, CI/CD, telemetry, and performance optimization.
C, C++, C#, Java, JavaScript, Python, .NET, Win32 API, WinUI3, UWP, CI/CD
2w
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Software Engineer
Seattle or Washington
$97k-$162k/yr HybridFull Time
PEMCO Mutual Insurance
PEMCO Mutual Insurance: Seattle-based mutual personal-lines insurer serving Washington and Oregon residents with auto, home, renters, boat, and pet coverage.
1+ YOEBachelor's degree or equivalent experience, 1–2 years of software development experience, and proficiency with C#, .NET, React, JavaScript, SQL, GitHub, GitHub Copilot, and Microsoft Office.
C#, .NET, ASP.NET Core, React, JavaScript, RESTful APIs, SQL, GitHub, GitHub Copilot, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Microsoft Outlook, Extreme Programming
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Senior Applications Developer
Seattle, Washington, United States
HybridFull Time
Guy Carpenter
Guy Carpenter: Marsh-owned global reinsurance broker and advisory firm serving insurers with analytics and capital solutions.
10+ YOE10+ years software development experience; expert C# (.NET) and Visual Studio; strong knowledge of threading, async/await, LINQ, REST, Azure; SQL and Protobuf experience; Agile teamwork and strong communication.
C#, .NET, Visual Studio 2022/2023, Azure, SQL, Protobuf, Angular, WebAssembly, HTML, CSS, TypeScript, JavaScript, jQuery, Python, Kubernetes, C++, LLMs
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Senior Engineer - Durable Compliance
Renton or Palo Alto or Richardson or Bethesda
$75k-$215k/yr HybridFull Time
GEICO
GEICO: A leading provider of auto and property insurance.
3+ YOE4+ years software development experience with Duck Creek and 3+ years with .NET/C#; experience in architecture, cloud, DevOps, monitoring, security, and microservices; bachelor's degree or equivalent.
Duck Creek, C#, .NET, Visual Studio, SQL Server, ASP.NET, MVC, Web API, Java, Python, Go, JavaScript, TypeScript, HTML-5, Angular, React, XML, JSON, RESTful Web Services, Event Driven Architectures, SQL, NoSQL, Docker, Kubernetes, Azure, Azure DevOps, AWS, GCP, ManuScript, CBO, Author
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(USA) Software Engineer II
Seattle or Denver
$88k-$186k/yr OnsiteFull Time
Walmart
WalmartNYSE: WMT: Global retail, e-commerce, and supply chain.
3+ YOE.Net and C# proficiency, experience with MongoDB/NoSQL and AWS, commercial software development experience, bachelor's degree or 3+ years engineering experience, strong debugging and analytical skills.
.Net, C#, MongoDB, NoSQL, AWS, WCAG 2.2 AA
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UI Engineer
Seattle or United States
$110k-$125k/yr RemoteFull Time
Marchex
MarchexNASDAQ: MCHX: Public U.S. conversation-intelligence software helping businesses turn phone and text conversations into revenue insights.
3+ YOEBachelor's degree or equivalent experience, 3+ years software development, strong frontend skills (Angular/TypeScript/HTML/CSS), experience with backend (.NET/C# or Node.js), CI/CD and observability tool experience, cloud familiarity (Azure preferred).
Angular, TypeScript, HTML, CSS, RxJS, Redux, C#, .NET, .NET 8, Node.js, Scala, SQL, NoSQL, Azure, GitHub Actions, Bicep, New Relic, Application Insights, Jasmine, Cypress, Playwright, Cursor, Claude Code, Codex, GitHub Copilot, Kafka
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Staff Software Engineer- Eng
Seattle, Washington, United States
$130k-$214k/yr HybridFull Time
UKG
UKG: Workforce management and human capital management software provider.
7+ YOEBachelor's degree in CS/Engineering,7+ years software development,expertise in C#, .NET, Python, Java or JavaScript,cloud experience (Azure/AWS/GCP),GitHub,telemetry/observability,leadership and communication skills.
C#, .NET, Python, Java, JavaScript, Azure, AWS, GCP, GitHub, JUnit, Selenium, Claude Code
2w
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Senior Software Developer
Auburn, Washington, United States
$8k-$8k/mo RemoteFull Time
U-Haul
U-HaulNYSE: UHAL: Provider of do-it-yourself moving and storage services.
2+ YOEStrong knowledge of C#, .NET, MVC, SQL, and JavaScript; strong communication skills; bachelor's degree in computer science, engineering, or technology, or 2–3 years of software development experience.
C#, .NET Framework 4.7.2, .NET Core, MVC, SQL, JavaScript, Kafka, Redis, Agile, Scrum, QA, Ops, AI
1w
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Senior Software Engineer
Seattle, Washington, United States
$158k-$233k/yr HybridFull Time
DocuSign
DocuSignNASDAQ: DOCU: Provides intelligent agreement management and e-signature software solutions.
8+ YOEBachelor's degree in computer science or equivalent experience; 8+ years building scalable APIs with C#/.NET or Java; experience with object-oriented programming and internal and external API integration.
C#, .NET, Java, GraphQL, NoSQL, Microsoft Azure, Microsoft Azure DevOps, Docker, Kubernetes, REST, gRPC, Scrum, CI/CD, Microsoft Git
1w
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Senior Software Engineer
Seattle, Washington, United States
$158k-$233k/yr HybridFull Time
DocuSign
DocuSignNASDAQ: DOCU: Provides intelligent agreement management and e-signature software solutions.
8+ YOEComputer science degree or equivalent experience; 8+ years building scalable C#/.NET or Java APIs; object-oriented design, API integration, automated testing, and Agile Scrum experience.
C#, .NET, Java, GraphQL, NoSQL, Microsoft Azure, Azure DevOps, Docker, Kubernetes, REST, gRPC, Git, Scrum, CI/CD
3mo
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(USA) Senior, Software Engineer
Seattle or Denver
$108k-$216k/yr OnsiteFull Time
Walmart
WalmartNYSE: WMT: Global retail, e-commerce, and supply chain.
3+ YOEBachelor's degree in a relevant computing field and 3 years' software engineering experience, or 5 years' experience; expertise in .NET and C#, AWS, Terraform, containers, databases, and distributed systems.
.NET, C#, AWS, Terraform, Docker, PostgreSQL, Redis, MySQL, MongoDB, Angular, Web Content Accessibility Guidelines (WCAG)
3d
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Technical Lead (.NET Core & GCP)
Issaquah or Dallas
$91k-$150k/yr HybridFull Time
Cognizant
CognizantNASDAQ: CTSH: Global professional services providing technology and consulting services.
10+ YOE10+ years designing, developing, and supporting enterprise applications with C# and .NET Core; expertise in GCP, APIs, microservices, Docker, Kubernetes, CI/CD, architecture, Agile leadership, and mentoring.
C#, .NET Core, Google Cloud Platform (GCP), GKE, Cloud Run, App Engine, Spanner, Firestore, Pub/Sub, Docker, Kubernetes, GitHub Actions, Apigee API Management, Kafka, Cloud Monitoring, Cloud Logging, Cloud Trace, Gemini, Microsoft?
3d
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Technical Lead (.NET Core & GCP)
Issaquah or Dallas
$91k-$150k/yr HybridFull Time
Cognizant
CognizantNASDAQ: CTSH: Global professional services providing technology and consulting services.
10+ YOE10+ years designing, developing, and supporting enterprise applications with C# and .NET Core; expertise in GCP, APIs, microservices, Docker, Kubernetes, CI/CD, architecture, and Agile team leadership.
C#, .NET Core, Google Cloud Platform (GCP), GKE, Cloud Run, App Engine, Spanner, Firestore, Pub/Sub, Docker, Kubernetes, GitHub Actions, Apigee API Management, Kafka, Cloud Monitoring, Cloud Logging, Cloud Trace, Gemini, Microsoft?
3d
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Technical Lead (.NET Core & GCP)
Seattle or Issaquah or Dallas
$91k-$150k/yr HybridFull Time
Cognizant
CognizantNASDAQ: CTSH: Global professional services providing technology and consulting services.
10+ YOE10+ years designing, developing, and supporting enterprise applications with C# and .NET Core; expertise in GCP, APIs, microservices, Docker, Kubernetes, CI/CD, architecture, Agile leadership, and stakeholder collaboration.
C#, .NET Core, Google Cloud Platform (GCP), GKE, Cloud Run, App Engine, Spanner, Firestore, Pub/Sub, Docker, Kubernetes, GitHub Actions, Apigee API Management, Kafka, Cloud Monitoring, Cloud Logging, Cloud Trace, Gemini, Scrum
3w
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Sr. Application Engineer (DevOps, AI)
Seattle, Washington, United States
$99k-$140k/yr HybridFull Time
The Seattle Times Company
The Seattle Times Company: Family-owned news publisher providing independent journalism to Pacific Northwest readers.
5+ YOE5+ years with .NET/C#/SQL and Python, strong DevOps experience with Azure Pipelines or GitHub Actions, API and IAM (MFA/RBAC) skills, experience with Azure AI and intelligent agents, Bachelor's preferred.
.NET, C#, SQL, Python, Azure DevOps, Azure Pipelines, GitHub Actions, Git, Azure AI Services, Microsoft Copilot, ANSI SQL, T-SQL, CLI
2mo
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Senior Software Engineer (Backend)
Seattle, Washington, United States
$140k-$200k/yr RemoteFull Time
Aerostrat
Aerostrat: Long-range aviation maintenance planning software for airlines, MROs, and cargo companies.
5+ YOE5+ years C#/.NET and SQL experience, 3+ years building REST APIs and cloud projects on Azure or AWS, experience designing technical solutions for engineers, strong communication and problem-solving skills.
C#, .NET, SQL Server, SQL, REST APIs, microservices, Azure, AWS, Slack
2mo
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AI & Automation Engineer
Seattle, Washington, United States
$130k-$185k/yr OnsiteFull Time
Freestone Capital Management
Freestone Capital Management: Independent, employee-owned wealth advisory and asset management firm serving high-net-worth individuals and families.
5+ YOEBachelor's in CS or equivalent experience; 5+ years in software engineering/integration/automation; proficiency with Python or C#/.NET, REST APIs, webhooks, OAuth, Power Automate, Microsoft 365/Graph/SharePoint, DocuSign, Claude, and SQL; strong security and data-governance mindset.
Python, C#, .NET, REST APIs, webhooks, OAuth, Power Automate, Microsoft 365, Microsoft Graph API, SharePoint, OneDrive, DocuSign, Claude, SQL, CRM
2mo
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Software Engineer, PCBA (Starlink)
Redmond, Washington, United States
$125k-$175k/yr OnsiteFull Time
SpaceX
SpaceXNasdaq: SPCX: Designing, manufacturing, and launching advanced rockets and spacecraft.
1+ YOEBachelor's in CS/engineering/STEM, 1+ years full-stack development, experience with C#.NET/Python/Go/Java, build systems (Make/Bazel), Docker/Kubernetes, message queues, databases, and integrating software with manufacturing equipment.
C#.NET, Python, Go, Java, Make, Bazel, pip, npm, UNIX, Apache Kafka, RabbitMQ, ActiveMQ, Docker, Kubernetes, Angular, React, PostgreSQL, SQL Server, NX, Altium, Xpedition, Allen Bradley, Mitsubishi, Fuji, Nordson