Location: Québec, Canada
Work Model: On-site
Contract: 12 months (renewable)
Start Date: ASAP
Language: English required; French is an asset
Role Overview
We are looking for a Senior C# Backend Developer to join the Capital Markets IT team and contribute to the evolution of Orchestrade, a critical financial platform supporting multiple asset classes including Rates, FX, Credit, Equities, and Commodities.
The successful candidate will work on backend development, performance optimization, architecture improvements, and modernization initiatives within a complex enterprise environment.
Your future duties and responsibilities
Responsibilities
Develop and maintain high-quality C#/.NET backend applications.
Design, optimize, and refactor existing components to improve performance and scalability.
Participate in code reviews, testing, and technical improvements.
Analyze and resolve complex technical issues.
Collaborate with development teams on releases, regression testing, and platform enhancements.
Required Skills
Expert-level experience with C# and Visual Studio.
Strong backend/server-side development experience.
Solid knowledge of:
Object-oriented programming
Multithreading
Data structures and algorithms
SQL
Software architecture and design patterns
Application performance optimization
Experience with Git and automated testing practices (TDD/BDD).
Strong problem-solving skills and ability to work on complex systems.
Required qualifications to be successful in this role
Nice to Have
Experience in financial services, trading, or capital markets.
Knowledge of financial products (Rates, FX, Bonds, Structured Products).
Experience with technologies such as:
SQL Server
REST APIs
gRPC
WCF
NHibernate
WinForms
Profile
Senior software engineer with strong backend expertise.
Able to work independently in a collaborative environment.
Strong communication skills and professional mindset.
Passionate about clean code, performance, and continuous improvement.
CGI provides a reasonable estimate of the salary range for this position. This range is determined based on several factors, including skill level, geographic market, experience, education, as well as professional licenses and certifications. Compensation decisions are made based on the specific circumstances of each candidate. A reasonable estimate of the salary range for this role is between $60,000 and $115,000. This position is currently open.
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Together, as owners, let’s turn meaningful insights into action.
Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you’ll reach your full potential because…
You are invited to be an owner from day 1 as we work together to bring our Dream to life. That’s why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company’s strategy and direction.
Your work creates value. You’ll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise.
You’ll shape your career by joining a company built to grow and last. You’ll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons.
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, being able to perform your best during the recruitment process is important to us. If you require an accommodation, please inform your recruiter.
To learn more about accessibility at CGI, contact us via email. Please note that this email is strictly for accessibility requests and cannot be used for application status inquiries.
Come join our team—one of the largest IT and business consulting services firms in the world.
