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# C#/.NET Front Office Trading Developer

- **Company:** QUELLSOFT INCORPORATED
- **Location:** New York, NY, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** .NET Framework, Algorithmic Trading, C Sharp (Programming Language), C++ (Programming Language), Code Review, Computer Programming, Software Design Patterns, Distributed Systems, Financial Information EXchange, Microsoft SQL Server, Object-Oriented Software Development, Performance Tuning, Systems Development Life Cycle, Transact-SQL, Multithreading, .NET Core, Solid Principles, Low Latency, Legacy Systems
- **Published:** July 21, 2026
- **Apply:** https://www.dice.com/job-detail/aac28a49-9ca3-41aa-b3f5-84105e6d474b

## About the Role

We are seeking a Senior C#/.NET Front Office Trading Developer with strong experience in Capital Markets and Front Office Trading. The ideal candidate will have expertise in developing high-performance trading applications using C#, .NET, Microsoft SQL Server, and Multithreading/Async Programming., * 8+ years of C# development

 * Strong .NET Framework/.NET Core experience
 * Microsoft SQL Server
 * T-SQL
 * Multithreading
 * Async Programming (async/await)
 * Object-Oriented Programming (OOP)
 * SOLID Principles
 * Design Patterns
 * Experience supporting and enhancing legacy applications
 * Front Office Trading Platforms
 * FIX Protocol
 * Basic C++ knowledge
__________________________________________________

Capital Markets Experience

Must have experience with:

 * Capital Markets
 * Front Office Trading
 * Equities
 * Swaps
 * Corporate Actions, * Experience modernizing legacy systems
 * Low latency trading systems
 * Performance tuning
 * Distributed systems, * Financial Services
 * Front Office Trading
 * Equities
 * Capital Markets
 * Trading Systems
__________________________________________________

Soft Skills

 * Strong analytical skills
 * Excellent communication skills
 * Team player
 * Ability to work in a fast-paced environment
 * Strong ownership and problem-solving skills

## Description

* Design and develop enterprise trading applications
 * Architect scalable software solutions
 * Enhance existing legacy platforms
 * Perform Level 3 Production Support
 * Investigate and resolve production issues
 * Coordinate with Business, Infrastructure, and Vendor teams
 * Implement, deploy, and configure code changes
 * Participate in code reviews
 * Work with global development teams
 * Follow SDLC and development best practices


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