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Développeur/se C# .NET finance de marché - Services Financiers - Ile-de-France

Paris, IDF, fr💼 Full-time🗓 2026-08-03 → 2026-09-27

Core

Develop low-latency, scalable C# .NET Core applications for FX, derivatives, rates, and commodities desks in a front office trading environment.

Role type

Senior C# .NET Core developer (market making & pricing)

Builds

Real-time pricing engines, market making solutions, and high-performance microservices for financial desks

Domain

Financial services / Capital markets / Low-latency trading

Deliverable

production ML models | product features

Required skills

C# (expert), .NET Core (6.0+), Microservices architecture, REST/gRPC APIs, Multithreading & async programming, Memory optimization, SQL Server/Oracle/PostgreSQL, ELK Stack, CI/CD (Jenkins/TeamCity), Docker, TDD/BDD, Clean Code & SOLID principles

Preferred skills

Experience with OMS integration, Risk management systems, Design Patterns

Technologies

C#, .NET Core, ASP.NET Core, gRPC, Elasticsearch, Logstash, Kibana, Jenkins, TeamCity, Docker, GitHub, xUnit, NUnit, SQL Server, Oracle, PostgreSQL

Responsibilities

Develop and optimize Front Office applications for pricing and market making; Design high-performance distributed microservices; Reduce latency via threading and I/O tuning; Integrate OMS, pricing engines, and risk platforms; Implement real-time monitoring and analytics; Collaborate directly with traders and quants

Seniority

Senior, hands-on IC

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