Introduction Join CGI and contribute to the evolution of mission‑critical systems at the heart of financial markets. Within our Capital Markets IT team, you will work on a strategic platform built around Orchestrade, as part of a multi‑year transformation program aimed at strengthening performance, robustness, and long‑term sustainability of the information system. Your Responsibilities Design and develop high‑performance .NET / C# modules and plugins around Orchestrade, contributing to the creation of public APIs and internal frameworks. Refactor and optimise existing components to enhance performance, scalability, and maintainability. Ensure code quality through automated testing, code reviews, and adherence to engineering best practices. Contribute to the evolution of the application architecture, CI/CD pipelines, and release processes. Collaborate closely with business stakeholders and delivery teams, mentor junior developers, and interact regularly with U.S.-based teams. Required Qualifications 7+ years of experience in software development with strong expertise in .NET / .NET Core / C#. Solid experience in multithreading, algorithm design, and performance optimisation. Good knowledge of web development and JavaScript, and strong familiarity with Windows environments. Experience with CI/CD practices and Software Factory tools such as Azure DevOps, Sonar, or Ansible. Knowledge of MVC, ASP.NET, Vue, Angular, or React, as well as RabbitMQ, IBM MQ, or PowerShell, is considered a plus. Professional English is required for regular interaction with North American teams. Why Join CGI? Work on high‑impact, mission‑critical systems within the financial markets industry. Contribute to a major technology transformation program. Grow within a collaborative, high‑performing team focused on engineering excellence. Equal‑Opportunity Employer At CGI, we value the strength that diversity brings and are committed to fostering a workplace where everyone belongs. We collaborate with our clients to build more inclusive communities and empower all CGI partners to thrive. As an equal‑opportunity employer, we support you throughout the recruitment process and accommodate accessibility requests as needed. #J-18808-Ljbffr