Why this role stands out
This hybrid role offers a fantastic opportunity to leverage your C#/.NET expertise in high-performance front office trading applications within the dynamic capital markets sector. You'll thrive here if you enjoy collaborative problem-solving and contributing to mission-critical systems, with excellent potential for professional growth and impactful work.
Quick overview
Job description
Job Title: Senior C#/.NET Front Office Trading Developer
Location: New York, NY (Hybrid)
Duration: Long Term Contract
Job Type: Contract (W2/C2C)
Job Description
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.
This role requires working closely with traders, business users, and global technology teams to design, develop, enhance, and support mission-critical trading applications.
Required Skills
- 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
Responsibilities
- 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
Nice to Have
- Experience modernizing legacy systems
- Low latency trading systems
- Performance tuning
- Distributed systems
Functional Skills
- 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
Similar jobs
- QS
Senior Quantum Algorithm Developer with Security ClearanceRecently posted
Quantum Sky Engineering LLC · Reston, VA · Hybrid · Posted 13 Nov 2026 🇺🇸
CUDAPythonQuantum Computing+2TechnologySalary not listed - GU
Oracle PL/SQL Developer / Developer DBA with Security ClearanceRecently posted
Guidehouse · McLean, VA · Hybrid · Posted 15 Nov 2026 🇺🇸
MySQLOraclePL/SQL+19TechnologySalary not listed - AE

Power Platform DeveloperRecently posted
Atash Enterprises, LLC · Raleigh, NC · Hybrid · Posted 15 Nov 2026 🇺🇸
SQLMicrosoft OfficeGit+7TechnologySalary not listed - SP

Full Stack Software Engineer (Starlink)Recently posted Auto Apply
SpaceX · Palo Alto · Hybrid · Posted 15 Nov 2026 🇺🇸
DockerSQLScala+15Technology$150k - $175k/yr - SP

Sr. Full Stack Software Engineer (Starlink)Recently posted Auto Apply
SpaceX · Palo Alto · Hybrid · Posted 15 Nov 2026 🇺🇸
DockerSQLScala+15Technology$200k - $280k/yr - WC
Java Full Stack DeveloperRecently posted
West Coast Consulting LLC · United States · On-site · Posted 14 Nov 2026 🇺🇸
DockerMicroservicesOracle+20TechnologySalary not listed - PD
Java DeveloperRecently posted
Purple Drive Technologies LLC · Irvine, CA · Hybrid · Posted 14 Nov 2026 🇺🇸
MicroservicesSQLSpring+5TechnologySalary not listed - IC

Lead DeveloperRecently posted
Infinite Computer Solutions (ICS) · Atlanta, GA · On-site · Posted 12 Nov 2026 🇺🇸
Stakeholder ManagementMicroservicesSpring+9TechnologySalary not listed - DA
Full Stack Software Engineer - AI TrainerRecently posted
DataAnnotation · Myrtle Point, Oregon · Hybrid · Posted 15 Nov 2026 🇺🇸
SwiftC#C+++8Technology$50 - $100/hr - TT
Member of Technical Staff, Full StackRecently posted Auto Apply
True Talent Solutions Partners · San Francisco · On-site · Posted 15 Nov 2026 🇺🇸
OAuthContinuous ImprovementPython+2$180k - $200k/yr - TT
Full Stack EngineerRecently posted Auto Apply
True Talent Solutions Partners · San Francisco · On-site · Posted 15 Nov 2026 🇺🇸
Next.jsLLMPython+4Technology$230k - $300k/yr - TT
Mid/Senior Full Stack AI EngineerRecently posted Auto Apply
True Talent Solutions Partners · San Francisco · On-site · Posted 15 Nov 2026 🇺🇸
Next.jsERPGDPR+5Technology$180k - $250k/yr
