Senior C#/.Net Developer
Greenkey Resources LLC · greenkeyllc.com
New YorkHybridSenior5+ yrs
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The job in short
C#/.NET software development.
C#.NETSQLAzureDevOpsCompliance
Details
- Found
- 8 d ago · posted 2026-10-24
- Location
- New York City, New York
Full description
Senior C#/.NET Developer Overview
• As a Senior C#/.NET Developer, you will design, develop, and modernize enterprise applications and services using Microsoft technologies.
• Collaborate with cross-functional teams to deliver robust solutions in a regulated financial-services environment.
• Lead technical initiatives, including design reviews, code reviews, and mentoring junior developers.
• Enhance application maintainability, testability, and performance while ensuring operational resilience.
• Utilize Azure DevOps for CI/CD pipelines, automated testing, and deployment controls.
• Investigate production issues, document root causes, and implement corrective actions.
• Work in a hybrid environment with opportunities for remote collaboration.
• Contribute to a dynamic team culture that values professional development and innovation.
Senior C#/.NET Developer Key Responsibilities & Duties
• Design and develop enterprise applications, services, APIs, and integration components using C#, .NET, and SQL Server.
• Modernize application components to improve security, documentation, and operational resilience.
• Build and enhance Azure DevOps repositories and CI/CD pipelines for efficient software delivery.
• Support trading workflows involving market data, messaging, and enterprise interfaces.
• Investigate and resolve production issues using logs, database queries, and monitoring tools.
• Provide technical leadership through mentoring, knowledge sharing, and development standards.
• Collaborate with stakeholders to deliver controlled solutions in a regulated environment.
• Ensure compliance with industry standards and best practices in software development.
Senior C#/.NET Developer Job Requirements
• Bachelor’s degree in computer science, engineering, or a related field.
• Minimum of 5 years of professional software development experience; 10 years preferred.
• Expertise in C#, .NET Framework, and modern .NET development.
• Proficiency in SQL Server, including query development and performance troubleshooting.
• Practical experience with Azure DevOps, CI/CD pipelines, and software change controls.
• Knowledge of object-oriented design, secure coding, and automated testing.
• Experience in financial services or capital markets preferred.
• Strong communication skills and ability to work collaboratively with stakeholders.
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