S

Sopra Steria

IT consulting, digital services, and transformation

Développeur/se C# .NET finance de marché

Backend EngineeringConfirmed live in the last 24 hours
Full-timeÎle-de-France, France

About the Job

Requirements

  • At least five years of experience in capital markets finance, specifically Front Office.
  • Knowledge of financial instruments including FX spot, swaps, forwards, options, and money market products.
  • Familiarity with MiFID II, EMIR, and risk-management practices.
  • Six to ten years of .NET development experience, including at least three years in a trading or capital-markets context.
  • A Bac+5 qualification from an engineering school or a Master's degree in Computer Science.
  • Expert-level C# and .NET Core 6.0 or later, and ASP.NET Core.
  • Experience with multithreading, memory optimization, and I/O management.
  • Knowledge of microservices, REST APIs, gRPC, and design patterns.
  • Experience with optimized SQL queries and SQL Server, Oracle, or PostgreSQL.
  • Experience with CI/CD using Jenkins or TeamCity, Docker, and GitHub.
  • Experience with TDD/BDD and xUnit or NUnit.
  • Ability to work with Agile methods.
  • Fluent English and oral and written communication in French and English.
  • Ability to respond and prioritize in real time in a demanding environment, with analytical ability and attention to detail.

Responsibilities

  • Develop and optimize C# .NET Core applications for the Front Office, including real-time pricing and market making.
  • Design high-performance microservices and distributed architectures using REST APIs and gRPC.
  • Reduce latency through multithreading, asynchronous programming, memory tuning, and I/O optimization.
  • Integrate order-management systems, pricing engines, and risk-management platforms.
  • Implement real-time monitoring and analytics tools using the ELK Stack.
  • Participate in code reviews and ensure code quality through Clean Code and SOLID practices.
  • Collaborate directly with traders and quants on functional adjustments.

About the Company

Sopra Steria

IT consulting, digital services, and transformation

Sopra Steria provides consulting, digital services and solutions to help large organizations transform their business through technology. Its offerings cover strategy, systems integration, cloud, cyber security, software development, and managed services, designed to be delivered end to end—from assessing needs and designing a plan to implementing and operating IT systems. The company combines deep knowledge of many industries with a collaborative approach to tailor projects to each client and to deliver measurable, sustainable improvements in performance. Differentiators include its European scale (about 51,000 employees across roughly 30 countries), broad scope—from strategy to operation—and emphasis on practical outcomes that help clients stay competitive. The group’s goal is to put digital to work for its clients in a way that creates a positive, more productive future for all stakeholders.

Company size
10,001+
Company stage
IPO
Headquarters
Paris, France
Founded
1968

Recently Posted Jobs

Explore more opportunities at Sopra Steria

See more jobs