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Top C# Jobs in Seattle, WA

Yesterday
Remote
Seattle, WA
155K-255K Annually
Senior level
155K-255K Annually
Senior level
Cloud • Information Technology • Sales • Security • Cybersecurity
As a Senior Engineer II at CrowdStrike, you'll lead the design and development of cloud-native microservices for the Next-Gen SIEM platform, focusing on advanced detections and UEBA solutions. Your responsibilities will include architecting scalable systems, mentoring junior engineers, optimizing existing infrastructure, and collaborating across teams to enhance threat detection capabilities.
Top Skills: C#GoJavaPython
2 Days Ago
Easy Apply
Remote
Seattle, WA
Easy Apply
180K-235K Annually
Senior level
180K-235K Annually
Senior level
Marketing Tech • Social Media • Software
As a Staff Software Engineer, you will lead the Customer Experience Engineering team at Sprout Social, building tools to enhance customer interactions and guiding your team through complex product roadmaps. You will be responsible for improving processes and accountability, ensuring high-quality software delivery, and mentoring junior engineers while managing large, scalable systems.
Top Skills: C#C++JavaPython
2 Days Ago
Seattle, WA
82K-157K Annually
Junior
82K-157K Annually
Junior
Artificial Intelligence • Insurance • Marketing Tech • Software • Analytics
The Software Engineer will focus on transforming the quote experience for distribution channels, solving technical challenges, and enhancing performance in an agile environment. Responsibilities include developing source code, documentation, and mentoring junior engineers while addressing customer requirements.
Top Skills: .NetC#JavaScriptTypescript
3 Days Ago
Seattle, WA
225K-325K Annually
Senior level
225K-325K Annually
Senior level
AdTech • Digital Media • eCommerce • Marketing Tech • Software
As a Senior Software Engineer at Rokt, you will lead the design, development, and improvement of backend code for ecommerce solutions. Responsibilities include solving complex problems, collaborating with cross-functional teams, and mentoring other engineers, while focusing on customer impact and application performance.
Top Skills: C#GoJavaJavaScriptPython
4 Days Ago
Remote
Seattle, WA
200K-250K Annually
Mid level
200K-250K Annually
Mid level
Cloud • Enterprise Web • Software
As a Member of Technical Staff in the tracing team at Chronosphere, you will own the design and implementation of high-volume services, collaborate with various teams, and deliver reliable, high-quality software. Your role involves working on distributed systems and engaging in the product development process.
Top Skills: C#C++GoJavaRust
4 Days Ago
Remote
Seattle, WA
Senior level
Senior level
Cloud • Enterprise Web • Software
In this role, you will design, implement, and maintain a distributed time series database that handles millions of writes per second. Collaborating with engineering and product teams, you will improve reliability and software quality, build operational tools, and manage production code efficiently.
Top Skills: C#C++GoJavaRust
7 Days Ago
Hybrid
Seattle, WA
Senior level
Senior level
Consumer Web • eCommerce • Information Technology • Retail • Software • Analytics • App development
The Sr. Software Engineer will develop advanced 3D mesh generation and procedural content tools for immersive retail experiences, optimizing 3D environments, collaborating with teams, and integrating CI/CD workflows. Responsibilities include prototyping algorithms, enhancing user engagement, and writing robust code.
Top Skills: C#C++Gdscript
10 Days Ago
Remote
Seattle, WA
200K-250K Annually
Mid level
200K-250K Annually
Mid level
Cloud • Enterprise Web • Software
As a Member of Technical Staff, you'll design and improve core product capabilities of Chronosphere’s Telemetry Pipeline using technologies like Go, Kubernetes, and AWS/GCP. You will own complex features from planning to delivery while collaborating with cross-functional teams and mentoring peers.
Top Skills: C#C++GoJavaRust

Featured Jobs

13 Days Ago
Seattle, WA
215K-270K Annually
Senior level
215K-270K Annually
Senior level
AdTech • Digital Media • eCommerce • Marketing Tech • Software
As a Senior Software Engineer at Rokt, you will design, develop, and improve code that solves real-world problems, collaborate with teams to deliver impactful products, and mentor fellow engineers. Your role will focus on building scalable applications and owning complex features from start to finish.
Top Skills: C#GoJavaPython
13 Days Ago
Seattle, WA
270K-300K Annually
Expert/Leader
270K-300K Annually
Expert/Leader
AdTech • Digital Media • eCommerce • Marketing Tech • Software
The Staff Full-Stack Engineer will design, develop, test, and improve code for impactful e-commerce products, collaborate with teams, mentor junior engineers, and own complex product features with a focus on customer impact.
Top Skills: C#GoJavaJavaScriptPythonReactTypescript
13 Days Ago
Seattle, WA
270K-300K Annually
Senior level
270K-300K Annually
Senior level
AdTech • Digital Media • eCommerce • Marketing Tech • Software
As a Staff Software Engineer at Rokt, you will design, develop, and improve code for impactful products. You'll own complex product features, collaborate with other teams, and support other engineers in best practices. The role requires strong expertise in several programming languages and cloud technologies.
Top Skills: C#GoJavaPython
25 Days Ago
Remote
Seattle, WA
200K-250K Annually
Senior level
200K-250K Annually
Senior level
Cloud • Enterprise Web • Software
As a Member of the Technical Staff, you'll design and implement the metrics API and ingestion pipeline for an observability platform, focusing on high scalability and reliability in a microservices architecture. Your role includes collaborating with teams, enhancing software quality practices, and building operational tooling for production management.
Top Skills: C#C++GoJavaRust
2 Hours Ago
Seattle, WA
Senior level
Senior level
Other
The Sr. Full Stack Developer / Architect is responsible for collaborating with business partners on technology decisions, designing and developing web applications, providing technical guidance, and ensuring compliance with design standards. They will also mentor technical staff and lead projects to successful completion, using agile methodologies, while addressing complex technical challenges within a team environment.
Top Skills: C#
3 Days Ago
Seattle, WA
Senior level
Senior level
Big Data • Software
As a Senior Full Stack Engineer at Databricks, you will collaborate with teams to enhance user experience by developing scalable applications, designing data pipelines, and managing large-scale data environments. You'll aim to deliver customer value through seamless integration of data and analytics.
Top Skills: AngularC#C++CSSGoHTMLJavaJavaScriptNode.jsPythonReactScalaSQLVuejs
8 Days Ago
Seattle, WA
156K-234K Annually
Senior level
156K-234K Annually
Senior level
AdTech • Cloud • Machine Learning • Mobile • Retail
As a Senior Backend Software Engineer, you will lead the feature development and optimization of software applications for internal and external users. You'll help scale the backend infrastructure, mentor other engineers, and oversee projects to enhance product performance and reliability.
Top Skills: C#C++GoJava
9 Days Ago
Seattle, WA
150K-170K Annually
Mid level
150K-170K Annually
Mid level
eCommerce • Software • Analytics • Business Intelligence • Consulting • Automation
As a Full Stack Engineer II at Stackline, you will design, build, and maintain high-performance SaaS products, addressing latency and throughput challenges and collaborating with team members. You'll work on both frontend and backend technologies while managing complex data services and operational processes such as CI/CD.
Top Skills: C#JavaJavaScriptNode.jsPythonReactTypescript
9 Days Ago
Seattle, WA
150K-170K Annually
Mid level
150K-170K Annually
Mid level
eCommerce • Software • Analytics • Business Intelligence • Consulting • Automation
The Software Development Engineer II role focuses on designing, building, maintaining, and improving software products and data-collection services, while also mentoring junior engineers and enhancing existing software systems for performance and scalability. Responsibilities include coding, testing, debugging, and establishing operational processes for continuous deployment and monitoring.
Top Skills: C#GoJavaNode.jsPythonTypescript
9 Days Ago
Seattle, WA
140K-190K Annually
Mid level
140K-190K Annually
Mid level
Big Data • Cloud • Software
The Software Engineer will contribute to feature development and testing of core data services, focusing on distributed storage systems and associated protocols. Responsibilities include implementing customer-facing features, debugging issues, and participating in team processes to enhance development workflows.
Top Skills: CC#C++GoJavaRust
16 Days Ago
Seattle, WA
Junior
Junior
Consulting
The .NET Developer will work on developing web applications, primarily using AngularJS, HTML, CSS, and ASP.NET. The role requires technical feature design, creation of documentation, and implementing unit and integration tests. The candidate should have strong problem-solving skills and work well independently while collaborating with various departments and external agencies.
Top Skills: C#JavaScript
24 Days Ago
Seattle, WA
Senior level
Senior level
Other
The Software Development Manager leads a team of engineers in the design, development, testing, and operations of the company's platform. Responsibilities include hands-on development, managing projects, and fostering career growth within the team. Candidates should have experience with customer-facing services and possess strong technical skills with a focus on user experience in digital media.
Top Skills: C#C++Java
24 Days Ago
Seattle, WA
Senior level
Senior level
Other
The Software Development Engineer will design, architect, and build innovative mobile consumer products. Responsibilities include driving customer-facing features from inception to delivery and collaborating in a fast-paced environment focused on creating experiences for kids and parents.
Top Skills: C#C++Java
24 Days Ago
Seattle, WA
Senior level
Senior level
Other
The QA Automation Lead will oversee testing automation for infrastructure items, develop automation frameworks, and lead a technical team. The role requires extensive knowledge of API gateways, cloud technologies, CI/CD processes, and data transport mechanisms. The leader must engage with stakeholders, providing consulting on test planning and automating testing for APIs and systems.
Top Skills: C#
24 Days Ago
Seattle, WA
Senior level
Senior level
Other
The .Net Architect/Sr Developer will consult on technical solutions for complex issues, provide guidance to teams, and ensure compliance with standards for design, development, and documentation. They will lead systems analysis and collaborate on technology decisions, with a focus on .NET architecture and SQL databases.
Top Skills: C#
24 Days Ago
Seattle, WA
Mid level
Mid level
Other
The SDET will focus on testing the implementation of an API Gateway and other application infrastructure, working closely with developers and API providers to debug applications and create test plans and test cases. This role requires API Gateway experience and expertise in C# for testing and performance evaluation.
Top Skills: C#
Mid level
Other
The SDET role focuses on automation testing using C# and JavaScript. Responsibilities include developing and implementing test automation processes, mentoring, collaborating with various teams to ensure quality, creating test scripts, and providing tier 3 support for bug triage.
Top Skills: C#
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