Senior Developer - C# / Python

Crisil; New Jersey; On-site; USD 120,000 - 160,000; Full time

Job summary

Crisil is seeking a Senior Developer to join the Global Markets risk technology team in New Jersey. The role focuses on designing, developing, and maintaining scalable applications using C#/.NET, with opportunity to expand into Python for enterprise-grade financial apps.

You will collaborate with cross-functional teams, contribute to modernization efforts, and participate in code reviews and performance optimization to ensure robust risk management solutions.

Qualifications

• Strong hands-on experience with C# and .NET framework/core.
• Solid understanding of object-oriented programming and design patterns.
• Experience with REST APIs and microservices architecture.
• Exposure to databases (SQL Server or similar).
• Willingness to learn and work with Python.

Responsibilities

• Design, develop, and maintain scalable applications using C#/.NET technologies
• Collaborate with cross-functional teams to deliver high-quality solutions aligned with business objectives
• Enhance existing systems and contribute to modernization initiatives, including adoption of Python-based services
• Write clean, efficient, and testable code following best practices
• Participate in code reviews, debugging, and performance optimization
• Contribute to architecture discussions and technical decision-making

Skills

OO design patterns

Analytical thinking

Collaborative work

Tools

C#

.NET

REST APIs

Microservices

SQL Server

Python

Job description

We are seeking a Senior Developer to work in Global Markets risk technology team for one of our investment banking client. The candidate should have relevant experience in global markets domain along with strong C# expertise and willingness to expand into Python development to support enterprise-grade financial applications.

Key Responsibilities

• Design, develop, and maintain scalable applications using C#/.NET technologies
• Collaborate with cross-functional teams to deliver high-quality solutions aligned with business objectives
• Enhance existing systems and contribute to modernization initiatives, including adoption of Python-based services
• Write clean, efficient, and testable code following best practices
• Participate in code reviews, debugging, and performance optimization
• Contribute to architecture discussions and technical decision-making

Required Skills

• Strong hands-on experience with C and .NET framework/core
• Solid understanding of object-oriented programming and design patterns
• Experience with REST APIs, microservices architecture
• Exposure to databases (SQL Server or similar)
• Willingness and ability to learn and work with Python

Preferred Qualifications

• Prior experience in financial services or banking domain
• Familiarity with Python development (nice to have)
• Experience with cloud platforms (AWS/Azure)
• Knowledge of CI/CD pipelines and DevOps practices