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Top Senior .NET Developer Jobs in Seattle, WA

11 Days AgoSaved
Remote
Seattle, WA
Senior level
Senior level
Insurance
The Sr. .NET Developer role involves leading application development, troubleshooting technical issues, mentoring team members, and ensuring effective communication with clients while managing complex problems and maintaining high standards.
Top Skills: .Net (C#AspAWSEntity FrameworkMicrosoft'S .Net FrameworkMvc)Object Oriented DevelopmentRestful ApiTest Driven DevelopmentWcfWeb ServicesXML
Reposted 2 Days AgoSaved
In-Office
Seattle, WA
Senior level
Senior level
Other
The role involves providing technical solutions, guiding teams, ensuring compliance with standards, and leading application design and development in .NET and SQL Server environments.
Top Skills: .NetC#LinqMongoDBMsbuildMvcNoSQLRestSQL ServerTeam Foundation ServerWcfWeb Api
Reposted 2 Days AgoSaved
In-Office
Seattle, WA
Senior level
Senior level
Other
Develop and implement full-stack applications in .NET and Azure, collaborate with teams, provide technical guidance, and ensure high-quality standards.
Top Skills: AWSAzureC#Entity FrameworkGitMicrosoft Sql ServerRestful Web ServicesTeam Foundation ServerWindows Powershell
Reposted 2 Days AgoSaved
In-Office
Seattle, WA
Senior level
Senior level
Other
The Senior .NET Developer will design, develop, and support REST APIs at scale, working with C# and the .NET Framework while collaborating with cross-functional teams.
Top Skills: .Net FrameworkAWSAzureAzure ServicebusC#DocumentdbMsmqNoSQLNservicebusRest Apis
Reposted 2 Days AgoSaved
In-Office
Seattle, WA
Senior level
Senior level
Other
The Sr. .Net Developer / Architect will design, develop, and support REST APIs and distributed systems, with a focus on C# and .Net technologies, and work with cloud platforms like Azure or AWS.
Top Skills: .Net FrameworkAWSAzureAzure ServicebusC#DocumentdbMsmqNosql DatabasesNservicebusRest Apis
Reposted 2 Days AgoSaved
In-Office
Seattle, WA
Senior level
Senior level
Other
Seeking a Sr. .Net Developer experienced in C#, SQL, SDL Web, Tridion, Azure, and enterprise asset management for a 6-month project.
Top Skills: AzureC#Sdl WebSQLTridion
Reposted 3 Days AgoSaved
In-Office
Seattle, WA
25K-25K Annually
Senior level
25K-25K Annually
Senior level
Information Technology • Consulting
This role requires a Dot Net Developer with over 5 years of experience in software development, particularly with C#, ASP.NET, MVC, and SQL. Knowledge in Azure is advantageous.
Top Skills: Asp.NetAzureC#MvcPowershellSQLWeb ApiWeb Services
Reposted 3 Days AgoSaved
In-Office
Seattle, WA
Senior level
Senior level
Information Technology • Consulting
The role involves enhancing, developing, and maintaining .NET applications for over 6 years. Communication skills are essential.
Top Skills: .Net
Reposted 3 Days AgoSaved
In-Office
Seattle, WA
25K-25K Annually
Senior level
25K-25K Annually
Senior level
Information Technology • Consulting
Develop and optimize customer facing web experiences, manage UX patterns, develop WebAPIs, mentor contributors, requiring 5+ years of web development experience.
Top Skills: .Net FrameworkAngularAsp.Net MvcC#CSSGitGitHTML5JavaScriptLessAzureReactWeb Apis
Reposted 3 Days AgoSaved
In-Office
Seattle, WA
Senior level
Senior level
Information Technology • Consulting
We are looking for a .Net Developer with 5+ years of experience to build software on Microsoft's platforms, requiring great communication skills.
Top Skills: .NetAsp.Net MvcAzure App ServicesSQL Server
Reposted 3 Days AgoSaved
In-Office
Seattle, WA
25K-25K Annually
Senior level
25K-25K Annually
Senior level
Information Technology • Consulting
Seeking a .NET Developer with 5+ years of experience in C# and SQL to design and maintain applications using Microsoft technologies, focusing on Azure and system development methodologies.
Top Skills: .Net FrameworkAzureC#SQL
Reposted 9 Hours AgoSaved
Remote
Seattle, WA
112K-140K Annually
Senior level
112K-140K Annually
Senior level
Software
The Sr. Software Engineer will develop scalable cloud-native APIs using .NET, lead architectural discussions, and mentor team members while improving core system components.
Top Skills: .Net CoreAWSJavaKubernetesOpentelemetryPostgres
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18 Hours AgoSaved
Easy Apply
Remote
Seattle, WA
Easy Apply
175K-210K Annually
Senior level
175K-210K Annually
Senior level
Fintech
Design and scale the trading platform's backend systems. Responsibilities include building microservices, mentoring engineers, and improving system performance and deployment reliability.
Top Skills: .NetAsp.NetC#GitopsHelmKafkaKubernetesNatsPostgresRedisSignalrSQL ServerWebsockets
Reposted 19 Hours AgoSaved
Easy Apply
Remote
Seattle, WA
Easy Apply
125K-175K Annually
Senior level
125K-175K Annually
Senior level
Healthtech
The Senior Software Engineer will design, build, and maintain scalable communication systems using a modern .NET stack, mentor junior engineers, and collaborate with teams.
Top Skills: .Net,C#,Asp.Net Web Api,Mssql,Git,Ci/Cd,Restful Apis
2 Days AgoSaved
Easy Apply
Remote
Seattle, WA
Easy Apply
Senior level
Senior level
Software
The Senior Backend Engineer will develop backend solutions using .NET/C# and modern architecture, focusing on cloud services and databases, while managing client projects.
Top Skills: .Net,C#,Asp.Net,Azure,Postgres,Sql Server,Mysql
5 Days AgoSaved
Remote
Seattle, WA
165K-175K Annually
Senior level
165K-175K Annually
Senior level
Healthtech • Biotech
As a Senior Software Engineer, you'll design and deliver high-quality solutions, collaborate across teams, mentor junior engineers, and implement scalable software systems.
Top Skills: .Net Core.Net FrameworkAngularAWSAzureC#DockerGCPKubernetesMsmqOciReactSQL ServerVue
Reposted 6 Days AgoSaved
Remote
Seattle, WA
Senior level
Senior level
Information Technology • Payments
As a Senior Software Engineer, you will develop microservices, optimize data pipelines, and collaborate on engineering solutions aligned with business needs. You will mentor team members while maintaining robust security protocols and promoting best coding practices.
Top Skills: .NetAWSAzureC#GCPNoSQLSQL
Reposted 9 Days AgoSaved
Remote
Seattle, WA
100K-100K Annually
Senior level
100K-100K Annually
Senior level
Artificial Intelligence • Machine Learning • Database
Seeking a Senior Full Stack .NET Developer to work on a social good project, with strong skills in C#, AngularJS, design, and UX. Requires 5+ years of experience.
Top Skills: .NetAngularAngularjsC#Machine LearningPython
Reposted 10 Days AgoSaved
Remote
Seattle, WA
5-5 Annually
Senior level
5-5 Annually
Senior level
Cloud • Digital Media • Hardware • News + Entertainment • Software
Seeking a Senior Software Developer for developing high-performance distributed systems for media workflows, including video transcoding and content delivery.
Top Skills: .Net CoreC#C++GraphQLGrpcLinuxMySQLPostgresRest ApisSQL ServerWebrtcWebsockets
Reposted 11 Days AgoSaved
Remote
Seattle, WA
5-5 Annually
Senior level
5-5 Annually
Senior level
Software
The Senior .NET Software Engineer will design, implement, and optimize .NET applications for a local government management platform, collaborating with various teams and mentoring junior developers.
Top Skills: .Net FrameworksAzure App ServicesAzure Cloud ServicesC#Ci/Cd PipelinesGitHTMLJavaScriptJqueryMicrosoft IisRest ApisSQL ServerWcf
Reposted 11 Days AgoSaved
Remote
Seattle, WA
Senior level
Senior level
Artificial Intelligence • Information Technology • Machine Learning • Software • Virtual Reality • Analytics
The Staff Engineer will leverage 5+ years of experience in C#, JavaScript, and frameworks to lead and innovate solutions in a collaborative environment.
Top Skills: AngularAsp.Net CoreAsp.Net MvcAsp.Net Web ApiC#CSSDockerGitlab CiHTMLJavaScriptJenkinsReact
Reposted 11 Days AgoSaved
Remote
Seattle, WA
Senior level
Senior level
Digital Media
The Senior .NET Software Engineer will drive development of .NET software products, focusing on back-end engineering, code reviews, and collaborating with cross-functional teams.
Top Skills: APIsAzure CloudCi/CdCSSJavaScriptJSONLinqNet 6Net Mvc FrameworkReactRestSQLSwagger
22 Days AgoSaved
In-Office
Seattle, WA
Senior level
Senior level
Information Technology • Software • Consulting
The .Net Developer will work on front-end heavy projects using ASP.NET, C#, JavaScript, and jQuery, requiring strong communication and independent work skills.
Top Skills: Asp.NetAzureC#JavaScriptJquery
22 Days AgoSaved
In-Office
Seattle, WA
Senior level
Senior level
Information Technology • Software • Consulting
Responsible for programming and debugging in C# and .NET, developing web services, and working with database systems. Requires strong communication and problem-solving skills.
Top Skills: .NetC#SQL Server
22 Days AgoSaved
In-Office
Seattle, WA
Senior level
Senior level
Information Technology • Software • Consulting
Develop and debug applications using C# and .NET. Design SOAP and RESTful web services, and work with SQL databases. Requires strong communication and problem-solving skills.
Top Skills: .NetC#SQL Server
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