475 csharp jobs at 85 companies in Olympia, WA

3mo
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Software Development Engineer, S3 Glacier
Seattle, Washington, United States
$144k-$194k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
3+ YOE3+ years professional software development, 2+ years design/architecture experience, Bachelor's in CS/Engineering/Mathematics, experience with C#, C++, Java, or Perl, and object-oriented design experience.
C#, C++, Java, Perl
1mo
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Senior Software Engineer
Seattle or Washington
$156k-$196k/yr HybridFull Time
BlackLine
BlackLineNASDAQ: BL: Provides cloud software to automate financial close and accounting.
7+ YOEMaster's degree required; 7+ years test automation and Web/Mobile/SaaS/API testing experience; strong C#/.NET Core and NUnit/XUnit/MSTest skills; Appium/Selendroid for mobile automation; SQL and cloud (Google Cloud, AWS, Azure) experience; FinTech background preferred.
C#, Microsoft .NET Core, NUnit, XUnit, MSTest, Appium, Selendroid, Google Cloud, AWS, Azure, SQL, Mesos, Kubernetes, Nomad, Kafka, SQS, RabbitMQ, HTML, JavaScript, CSS, Microsoft Dynamics 365, Oracle, NetSuite, Intacct, Continuous Integration (CI)
1w
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Software Development Lead — Marketplace
Seattle, Washington, United States
OnsiteFull Time
BuyWander
BuyWander: A rebuilding the retail returns industry into a marketplace using AI, auctions, and real-time systems.
6+ YOE6+ years building consumer-facing web/mobile products; full-stack experience with front-end and backend services; real-time systems, marketplaces, search, notifications, and AI product experience.
C#, Python, FastAPI, Vue, Nuxt, PostgreSQL
1w
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Senior Associate, Application Security, DevSecOps
Birmingham or Bentonville or Phoenix or Tempe or Irvine or Los Angeles or Sacramento or San Diego or San Francisco or Santa Clara or Boulder or Denver or Hartford or Stamford or Washington or Fort Lauderdale or Jacksonville or Miami or Orlando or Tallahassee or Tampa or Atlanta or Des Moines or Boise or Chicago or Indianapolis or Louisville or Baton Rouge or New Orleans or Shreveport or Boston or Baltimore or Detroit or Minneapolis or Kansas City or St Louis or Jackson or Charlotte or Raleigh or Winston-Salem or Lincoln or Omaha or Montvale or Short Hills or Albuquerque or Las Vegas or Albany or Buffalo or Melville or New York or Rochester or Cincinnati or Cleveland or Columbus or Oklahoma City or Portland or Harrisburg or Philadelphia or Pittsburgh or Providence or Greenville or Knoxville or Memphis or Nashville or Austin or Dallas or Fort Worth or Houston or San Antonio or Salt Lake City or Ashburn or McLean or Richmond or Seattle or Milwaukee or Virginia Beach or El Segundo
$90k-$168k/yr OnsiteFull Time
KPMG
KPMG: Global professional services network providing audit, tax, and advisory.
4+ YOE4+ years application security/DevSecOps experience, familiarity with CI/CD, SAST/DAST, cloud (preferably Azure), programming in Java/C#/JavaScript/Python/SQL, strong threat modeling and risk assessment skills, and U.S. work authorization without sponsorship.
Java, C#, JavaScript, Python, SQL, CI/CD, SAST, DAST, Azure, OWASP
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Engineering Director - Tax Product Development
New York or Boston or Chicago or Dallas or Grand Rapids or Houston or Washington or Philadelphia or Milwaukee or Denver or Seattle or Raleigh or Charlotte or Richmond or Atlanta or Orlando or Miami
$210k-$325k/yr OnsiteFull Time
BDO USA
BDO USA: Provides accounting, tax, and business advisory services to organizations.
10+ YOEBachelor's in CS/technology/engineering/math/finance/accounting with 10+ years tech experience (or HS/GED +12 years); 5+ years leadership preferred. Experience in cloud, AI, DevOps, microservices, CI/CD, containerization, SQL/NoSQL, C#, .NET, JavaScript/TypeScript, Python; Azure DevOps and ServiceNow; AZ-900 preferred.
Microsoft Office Suite, Azure, AWS, GCP, OpenAI, Anthropic, Docker, Kubernetes, SQL, NoSQL, C#, .NET, JavaScript/TypeScript, Python, Azure DevOps, ServiceNow, CI/CD, microservices, serverless, DevOps
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Lead Platform Engineer
Seattle, Washington, United States
$190k-$295k/yr OnsiteFull Time
Gates Foundation
Gates Foundation: Fights global poverty and disease through strategic grant-making.
12+ YOETechnical leader with 12+ years in data platforms, expertise in Azure, Databricks, Snowflake, Terraform, API-driven platforms, and experience with AI/ML infrastructure and data governance.
Databricks, OpenAI, Claude, Snowflake, Azure, Terraform, DBT Cloud, Docker, Kubernetes, C# .Net, Python, PowerShell, Salesforce, Collibra, Unity Catalog, Delta Lake, Spark, Azure ML, Event Hubs
3w
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UI Engineer
Seattle or United States
$110k-$125k/yr RemoteFull Time
Marchex
MarchexNASDAQ: MCHX: Develops AI software for call tracking and conversation analytics
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
1mo
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Senior Software Engineer (Backend)
Seattle, Washington, United States
$140k-$200k/yr RemoteFull Time
Aerostrat
AerostratNYSE: AIR: Builds maintenance planning software for the aviation industry.
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
5d
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Site Reliability Engineer II
Boston or Seattle
$116k-$165k/yr HybridFull Time
Axon
AxonNASDAQ: AXON: Develops weapons and software for law enforcement and safety.
5+ YOEU.S. citizenship required; 5+ years experience; cloud platform experience (Azure/AWS); proficiency with Go/Python/C#/Java; Kubernetes, CI/CD, observability, IaC (Terraform/CloudFormation); production ownership and on-call experience.
Temporal, Golang, Microsoft Azure, AWS, Python, Go, C#, Java, AKS, EKS, CI/CD, APM, Terraform, AWS CloudFormation, Kubernetes
1w
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Senior Software Engineer – Product
Seattle, Washington, United States
$143k-$215k/yr OnsiteFull Time
Re:Build Manufacturing
Re:Build Manufacturing: Provides advanced engineering and US-based contract manufacturing services.
5+ YOEBachelor's in CS or equivalent and 5+ years industry experience; strong TypeScript full‑stack skills; frontend framework experience; backend API design; databases; cloud (AWS/Azure/GCP); DevOps, git, and container experience; U.S. work-authorization required.
TypeScript, React, Vue, Svelte, Angular, Python, Go, C#, REST, RPC, GraphQL, AWS, Azure, GCP, Terraform, git, docker, three.js, tanstack, shadcn-ui, tailwind, hono, tRPC, C++, CMake, CUDA
1mo
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Software Developer
Kent or Wilsonville
OnsiteFull Time
Columbia Distributing
Columbia Distributing: Distributes alcoholic and non-alcoholic beverages to retail businesses.
3+ YOE3+ years professional software development; strong proficiency in at least one language (Java, C#, Python, or JavaScript); Git, SQL, RESTful API, CS fundamentals; experience with cloud (AWS/Azure/GCP), web frameworks, CI/CD, and Agile.
AWS, Azure, GCP, HTML, CSS, React, Angular, Python, Java, C#, JavaScript, RESTful API, SQL, Power Apps, Salesforce Apex, Azure Logic Apps, Azure Function Apps, Git, CI/CD, DevOps, Agile SDLC
2w
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.Net Full Stack Developer
Seattle, Washington, United States
$100k-$110k/yr OnsiteFull Time
Tata Consultancy Services
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
4+ YOE.NET/.NET Core,C#,RESTful API,modern JavaScript frontend (Angular/React/Vue),EF,LINQ,SQL databases,HTML/CSS/JavaScript,microservices,cloud (Azure/AWS),Git,CI/CD and DevOps practices.
Microsoft .NET, Microsoft .NET Core, C#, RESTful API, Angular, React, Vue, Entity Framework, LINQ, Microsoft SQL Server, MySQL, PostgreSQL, HTML, CSS, JavaScript, Azure, AWS, Git, CI/CD, DevOps
2w
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Mobile Enterprise Platform, Team Lead
Tacoma, Washington, United States
$100k-$160k/yr OnsiteFull Time
ValidaTek
ValidaTek: Provides IT modernization and systems engineering for federal agencies.
8+ YOE2+ Mgmt8+ years enterprise development experience, 2+ years lead experience, proficiency with Java/Python/C#/PHP and web frameworks, database and API integration expertise, DoD clearance preferred.
Java, Python, C#, PHP, Spring, Django, ASP.NET, Laravel, SQL, MongoDB, PostgreSQL, Microsoft SQL Server, HTML, CSS, JavaScript, jQuery, REST, SOAP, CI/CD
1mo
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Sr Software Developer - PEGA Platform
Washington or Oregon or Idaho or Arizona or Texas or Georgia or South Carolina or North Carolina or California or Virginia or Tukwila or United States
$110k-$205k/yr HybridFull Time
BECU
BECU: Provides banking and financial services to its members.
5+ YOE5+ years building production software with Pega; bachelor's in CS or equivalent; experience with secure development, CI/CD, cloud platforms, SOLID/OOP, testing, Git, and integrations with SQL/NoSQL and front-end frameworks.
PEGA, Pega Blueprint AI, SQL Server, Oracle, Cosmos DB, React, Angular, Azure DevOps Services, GitHub Actions, Jenkins, TeamCity, PowerShell, bash, .NET, C#, node.js, TypeScript, JavaScript, Python, Kubernetes, Git, Azure, AWS, Google Cloud
1mo
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Senior Software Engineer
Seattle, Washington, United States
$170k-$210k/yr OnsiteFull Time
Avante
Avante: AI-powered platform for managing employee benefits and data.
Senior Software Engineer with production code across TypeScript stack; strong design, reviews, mentoring; capable of end-to-end feature delivery.
TypeScript, Java, C#, Python
1mo
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Software Engineer, Core Data Services
Seattle, Washington, United States
$140k-$190k/yr HybridFull Time
Qumulo
Qumulo: Unified file and object storage for hybrid cloud environments.
2+ YOE2+ years production software experience; proficiency in compiled languages (C, Rust, C++, C#, Java, Go); strong CS fundamentals; BS in CS or equivalent; experience with Linux tooling and GDB a plus.
C, Rust, C++, C#, Java, Go, GDB, Linux
1w
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Technical Manager (People Team)
San Francisco or Austin or Boston or Denver or Los Angeles or New York or Palo Alto or San Diego or Washington or Seattle
$164k-$257k/yr OnsiteFull Time
Morrison Foerster
Morrison Foerster: Global law firm providing legal and litigation services.
5+ YOE2+ MgmtBachelor's in CS/IT or related,5+ years software development/systems integration experience,2+ years supervisory experience,.NET,Bo omi,Intapp,Workday,SQL Server,Git,CI/CD experience and HR/talent systems knowledge.
vi by Aderant, Boomi, Intapp Integration Builder, .NET, C#, ASP.NET Core, Web API, Workday, SQL Server, SSIS, Git, Azure Functions, Logic Apps, Service Bus, JavaScript, React, Blazor
2w
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Senior SCADA Controls Systems Engineer - Battery Storage
United States or San Francisco or Houston or Chicago or Seattle or Birmingham or New York City or Palm Beach
$140k/yr HybridFull Time
Plus Power: Develops and operates standalone battery energy storage systems.
6+ YOEBA/BS required; 6+ years related experience; expertise in SCADA/PLC platforms, Inductive Automation Ignition, Modicon PLCs, SEL RTACs, Novatech Orions, DNP3/Modbus/OPC-UA/MQTT, Python and IEC 61131-3, cybersecurity standards (NERC/CIP/NIST); ability to support field commissioning.
SCADA, PLC, Inductive Automation Ignition, Modicon PLC, SEL RTAC, Novatech Orion, DNP3.0, Modbus, OPC-UA, MQTT, Python, IEC 61131-3, C, C++, C#, Microsoft Word, Microsoft Excel, Microsoft PowerPoint
2mo
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Aerospace Software DevOps Engineer II
Seattle, Washington, United States
$135k-$189k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
3+ YOE3+ years automations with CI/CD, cloud services, on-prem deployment, scripting (Python/PowerShell), Git, Agile teamwork; US citizenship/permanent residency required.
CI/CD (GitLab, Github Actions, Azure Pipelines), AWS, GCP, Azure, Windows, Linux, Python, PowerShell, Git, LabVIEW, C#, React, C++, Grafana, Datadog, Kubernetes, Rancher, Flux, Fleet, Docker, Ansible, Terraform, Helm
3w
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Senior Software Developer
Nashville or Redwood City or Seattle or Santa Clara or Austin
$89k-$210k/yr OnsiteFull Time
Oracle
OracleNYSE: ORCL: Provides cloud infrastructure and enterprise software for global businesses.
4+ YOE4+ years software development experience; BS/MS in CS or related field or equivalent experience; knowledge of distributed systems, microservices, and object-oriented programming; strong problem-solving and communication skills.
Java, C++, C#, Go, RESTful APIs, microservices, containerized deployments, cloud-native infrastructure