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Top Senior Level C# Jobs in Seattle, WA

29+ Job Results
2 Days Ago
United States
Remote
10,000 Employees
135K-210K Annually
Senior level
10,000 Employees
135K-210K Annually
Senior level
Cloud • Information Technology • Sales • Security • Cybersecurity
The Senior Engineer will contribute to quality assurance by developing automated testing frameworks for UI products. Responsibilities include improving developer productivity through tools and processes, enhancing CI pipelines, and collaborating across teams to ensure software quality and stability in production systems.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+47 More
4 Days Ago
United States
Remote
3,300 Employees
137K-198K Annually
Senior level
3,300 Employees
137K-198K Annually
Senior level
Information Technology • Security • Cybersecurity
The Senior Software Engineer will work on the Zero Trust desktop client, focusing on high-performance networking code for multiple desktop platforms. The role involves improving code quality, ensuring thorough documentation, and developing features in close collaboration with product managers, while addressing security and performance challenges.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More
8 Days Ago
Kirkland, WA, USA
Hybrid
300,000 Employees
Senior level
300,000 Employees
Senior level
Consumer Web • eCommerce • Information Technology • Retail • Software • Analytics • App development
The Sr. R&D Engineer develops prototype software solutions utilizing emerging AI training techniques, collaborates with engineers and researchers to create hardware and software solutions, troubleshoots issues, prepares technical documentation, and leads projects to drive innovation in the retail technology space.
Top Benefits:
401-K
401-K Matching
Commuter Benefits
+34 More

Featured Jobs

8 Days Ago
Seattle, WA, USA
500 Employees
215K-270K Annually
Senior level
500 Employees
215K-270K Annually
Senior level
AdTech • Digital Media • eCommerce • Marketing Tech • Software
As a Senior Software Engineer at Rokt, you will design, develop, and enhance code for high-impact products, own complex features, collaborate with teams, create scalable applications, and mentor engineers while focusing on customer impact.
Top Benefits:
401-K
401-K Matching
Company Equity
+53 More
8 Days Ago
US
Remote
1,485 Employees
180K-235K Annually
Senior level
1,485 Employees
180K-235K Annually
Senior level
Marketing Tech • Social Media • Software
As a Staff Software Engineer at Sprout Social, you'll lead the Customer Experience Engineering team in building tools for customer automation, collaborating with stakeholders to define visions and successful outcomes, improving processes, and ensuring high-quality software delivery.
16 Days Ago
USA
Remote
299 Employees
200K-250K Annually
Senior level
299 Employees
200K-250K Annually
Senior level
Cloud • Enterprise Web • Software
Design and implement enhancements to a metrics API and ingestion pipeline for a SaaS observability platform. Work on distributed systems and optimize storage solutions, ensuring scalability and reliability of the time series database. Collaborate across teams and mentor junior engineers.
Top Benefits:
401-K
Adoption Assistance
Commuter Benefits
+43 More
8 Days Ago
Seattle, WA, USA
403 Employees
156K-219K Annually
Senior level
403 Employees
156K-219K Annually
Senior level
AdTech • Cloud • Machine Learning • Mobile • Retail
As a Senior Software Engineer, you will lead the design and development of scalable retrieval and recommendation systems for Moloco's Commerce Media products. You'll architect distributed systems for high-performance ad ranking and serving, drive innovation in data retrieval techniques, and collaborate with machine learning teams to enhance system integration. Your role includes mentoring engineers and optimizing cloud infrastructure using tools like Docker and Kubernetes.
8 Days Ago
Seattle, WA, USA
167 Employees
100K-165K Annually
Senior level
167 Employees
100K-165K Annually
Senior level
Other
The Senior Controls Engineer will design complex automated systems, work with various PLCs, and integrate off-the-shelf components such as controllers and sensors. Responsibilities include power circuit design, engineering analysis, troubleshooting automation systems, and maintaining relationships with clients and vendors.
8 Days Ago
Seattle, WA, USA
Senior level
Senior level
Big Data • Software
As a Senior Full Stack Software Engineer at Databricks, you will develop the Data Intelligence Platform, designing user experiences, managing data workflows, and building user interfaces, while ensuring robust product scalability and customer value.
9 Days Ago
Bellevue, WA, USA
375 Employees
151K-167K Annually
Senior level
375 Employees
151K-167K Annually
Senior level
Gaming • Software • Virtual Reality
As a Senior Mobile Native Software Engineer, you'll design and implement cross-compiled native code for iOS and Android, optimize mobile performance, and engage in code reviews and troubleshooting. You'll collaborate with teams to ensure high-quality software meets user needs.
Top Benefits:
401-K
Commuter Benefits
Company Equity
+14 More
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