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Top Senior Level C# Jobs in Washington DC,

11 Days Ago
USA
Remote
64 Employees
Senior level
64 Employees
Senior level
Security • Software
The Software Architect will oversee the technical development of features for a data privacy application, collaborating with engineers, product managers, and UX designers. Responsibilities include crafting production-quality code, leading design discussions, conducting code reviews, and creating automated unit tests, alongside troubleshooting customer issues.
11 Days Ago
United States
Remote
923 Employees
190K-215K Annually
Senior level
923 Employees
190K-215K Annually
Senior level
Artificial Intelligence • Software • Automation
The Principal Developer will be responsible for end-to-end development of SDKs and tools, ensuring high code quality, collaborating with cross-functional teams, and driving continuous improvement in codebase and processes. This role emphasizes system reliability, technical innovation, and quality ownership through best practices and performance monitoring.
11 Days Ago
United States
Remote
2,382 Employees
151K-297K Annually
Senior level
2,382 Employees
151K-297K Annually
Senior level
Big Data • Cloud • Software • Database
As a Senior Staff Engineer on the IAM team, you will define the long-term product vision and technical strategy for Atlas IAM, mentor team members, and contribute to industry standards in identity and access management. The role involves designing secure distributed systems and collaborating with colleagues to enhance user experience for MongoDB Atlas.
Top Benefits:
401-K
Adoption Assistance
Child Care Benefits
+45 More
12 Days Ago
U.S.
Remote
66 Employees
Senior level
66 Employees
Senior level
Information Technology
As a Senior Solution Architect for Intelligent Automation at Amitech, you will design and implement automated solutions in healthcare. You'll collaborate with teams, drive quality standards, and continuously improve automation projects and practices within the company.
9,069 Employees
Senior level
Healthtech
As a Software Engineer III, you will develop and maintain scalable software applications, design user interfaces, optimize database solutions, and create data integration solutions. You will collaborate with teams, ensure performance quality, and mentor junior developers.
245 Employees
Senior level
Fintech • Software
The Senior Full Stack Developer will design and develop frontend and backend components of web applications using React, TypeScript, and .NET Core C#. Responsibilities include enhancing existing solutions, collaborating with team members, writing maintainable code, and maintaining CI/CD pipelines.
12 Days Ago
USA
Remote
196 Employees
Senior level
196 Employees
Senior level
Financial Services
The Senior Cloud Solutions Developer will modernize applications for cloud deployment, focusing primarily on software development (80%) and solution architecture (20%). They will solve complex problems, lead technical assessments, and work collaboratively on multiple projects while occasionally traveling to client sites.
12 Days Ago
United States
Remote
69 Employees
Senior level
69 Employees
Senior level
Healthtech
Senior Backend Engineer at Accompany Health responsible for setting the technology foundation, designing and implementing APIs and core services, and ensuring feature quality. Required skills include 7+ years of programming experience in Go, Java, C/C++, Ruby, C#, or Scala.
13 Days Ago
USA
Remote
1,251 Employees
125K-155K Annually
Senior level
1,251 Employees
125K-155K Annually
Senior level
Fintech • Payments • Financial Services
As a Senior Excel VBA Developer at Walker & Dunlop, you will automate real estate financial analysis tasks and report generation using VBA and Excel Macros. You will optimize scripts for data extraction, perform testing, maintain documentation, and support new tool delivery within the team.
13 Days Ago
USA
Remote
530 Employees
Senior level
530 Employees
Senior level
Payments
Lead the development team by providing technical guidance and mentorship. Ensure software quality, collaborate with cross-functional teams to design and maintain applications, and manage deployment activities. Analyze and resolve technical issues while aiding migration of legacy applications to modern Microsoft technologies.
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