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Top Senior C# Jobs in Portland, OR

Reposted 8 Days AgoSaved
Easy Apply
In-Office
Portland, OR
Easy Apply
180K-250K Annually
Senior level
180K-250K Annually
Senior level
Information Technology • Security • Software
Develop and enhance video processing components, optimize streaming performance, and implement protocols for the Nx Media Server.
Top Skills: C++11C++23ClangFfmpegMsvcRtpRtspWebrtc
Reposted 19 Hours AgoSaved
Remote
Portland, OR
Senior level
Senior level
Fintech • Software
You will develop and maintain components of the LLVM based toolchain, collaborating with the community while ensuring platform-specific optimizations and tests.
Top Skills: BashC++ClangCmakeGccLlvmPython
Reposted YesterdaySaved
Easy Apply
Remote or Hybrid
Portland, OR
Easy Apply
Senior level
Senior level
Mobile • Security • Software • Cybersecurity
Architect and implement scalable React/TypeScript user interfaces for web and Electron desktop apps. Integrate native modules (C++/Objective-C), work with REST APIs under zero-knowledge principles, optimize performance and accessibility, lead code reviews, mentor engineers, and participate in CI/CD and automated testing to deliver secure, high-quality features.
Top Skills: Automated Testing FrameworksC++Ci/CdElectronGitJavaScriptLinuxmacOSObjective-CReactReduxRestful ApisTypescriptWindows
Reposted YesterdaySaved
Easy Apply
Remote or Hybrid
Portland, OR
Easy Apply
Senior level
Senior level
Mobile • Security • Software • Cybersecurity
The Senior Software Engineer will develop and maintain client-side applications, improve installation workflows, and ensure enterprise deployment support for cybersecurity products.
Top Skills: C#JAMFMdmsMicrosoft Endpoint Configuration ManagerMicrosoft IntuneRustWorkspace One
Reposted 2 Days AgoSaved
Remote
Portland, OR
123K-202K Annually
Senior level
123K-202K Annually
Senior level
Other • Software • Analytics
Develop user interface components for ArcGIS Pro using C# and WPF, work in an agile team, and design software solutions for raster and imagery processing.
Top Skills: Asynchronous ProgrammingC#C++MvvmTask Parallel LibraryWpf
Reposted 5 Days AgoSaved
Remote
Portland, OR
Senior level
Senior level
Database
Develop and maintain the C# SDK for Supabase, ensuring a seamless experience for .NET developers, while engaging with the community and collaborating across teams.
Top Skills: .NetC#GoPythonTypescript
6 Days AgoSaved
In-Office or Remote
Portland, OR
121K-219K Annually
Senior level
121K-219K Annually
Senior level
Cloud • Security • Software • Cybersecurity
As a Senior Site Reliability Engineer, you'll analyze and improve software on production networks, automate debugging, and validate cost reductions while collaborating with development and QA teams.
Top Skills: C++LinuxUnix
Reposted 17 Days AgoSaved
In-Office
Portland, OR
174K-245K Annually
Senior level
174K-245K Annually
Senior level
Artificial Intelligence • Cloud • Information Technology • Software
Design, develop, validate, and optimize cloud-native software to enable Intel hardware features across public cloud and on-prem environments. Analyze and optimize partner stacks, benchmark workloads at scale, implement fault-tolerant solutions (containerization/serverless), upstream open-source fixes, and collaborate with customers and architects to improve performance and reliability.
Top Skills: Ai/MlAnalyticsAssemblyCC++Cloud-NativeContainerizationDatabasesDistributed SystemsIntel XeonIntrinsicsJavaManaged Cloud ServicesOpen-SourceServerless
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Reposted 18 Days AgoSaved
In-Office or Remote
Portland, OR
110K-270K Annually
Senior level
110K-270K Annually
Senior level
Big Data • Cloud • Healthtech • Software • Big Data Analytics
The Senior Software Engineer will develop a CRM Windows application using C#, WPF, and MVVM principles, mentor junior developers, and collaborate with product stakeholders in an agile environment.
Top Skills: C#MvvmSqliteWinuiWpf
Reposted 14 Days AgoSaved
Portland, OR
Senior level
Senior level
AdTech • Fintech • Information Technology • Database
Design and implement high-performance system software for medical devices, collaborating with hardware engineers and ensuring adherence to clinical standards.
Top Skills: C++Python
Reposted 14 Days AgoSaved
Easy Apply
Remote
Portland, OR
Easy Apply
Senior level
Senior level
Agency
Lead a team to develop SaaS solutions while coding and mentoring engineers. Responsible for technical leadership and team management.
Top Skills: .Net.Net CoreBlazorC#Ci/Cd
Reposted 14 Days AgoSaved
Remote
Portland, OR
Senior level
Senior level
Information Technology
Design and develop scalable services/APIs using C#/.NET/.NET Core, collaborate during SDLC, mentor junior engineers, and ensure code quality.
Top Skills: .Net.Net CoreAWSAzureC#DockerKafkaKubernetesLinux
25 Days AgoSaved
In-Office
Portland, OR
Senior level
Senior level
Other
The Senior I&C Engineer will manage the design, implementation, and commissioning of instrumentation and control systems, coordinating with teams and clients across various industries.
Top Skills: AutocadCadDcsExcelHmiNecPlcScadaWord
Reposted 16 Days AgoSaved
Remote
Portland, OR
180K-200K Annually
Senior level
180K-200K Annually
Senior level
Artificial Intelligence • Software
Design high-performance C++ libraries for automated PCB design challenges, mentoring peers and shaping technical direction while collaborating with experts in various fields.
Top Skills: C++CudaPython
17 Days AgoSaved
Remote
Portland, OR
180K-215K Annually
Senior level
180K-215K Annually
Senior level
Software • Design
The role involves owning and implementing Rive's C++ animation runtime, optimizing performance through advanced programming techniques, and collaborating with designers to innovate features.
Top Skills: AvxC++Github CiNeonSimdSseWeb Assembly Simd
Reposted 23 Days AgoSaved
Remote
Portland, OR
130K-150K Annually
Senior level
130K-150K Annually
Senior level
Edtech • Software
The Senior Backend Engineer will design and maintain Azure SQL databases, optimize performance, automate deployments, and collaborate with teams on best practices and development.
Top Skills: Azure DevopsAzure MonitorAzure SqlC#DatadogEntity FrameworkPowershellSQL
Reposted 23 Days AgoSaved
Easy Apply
Remote
Portland, OR
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: .NetAsp.NetAzureC#MySQLPostgresSQL Server
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