C/C++ Software Engineer

About the role

You will be part of an international scrum team delivering enhancements and fixes for a global electronic trading workstation used across major asset classes. The role focuses on building, maintaining, and improving high‑performance Windows applications that support real‑time trading workflows. Success is measured by software quality, delivery reliability, and your ability to collaborate effectively with business and operations partners.

Responsibilities

• Design, develop, and maintain C/C++ software for real‑time electronic trading applications
• Analyze, troubleshoot, and resolve complex software defects across development and production environments
• Deliver client‑driven enhancements aligned with continuous delivery and quality standards
• Collaborate with business analysts to clarify requirements and propose technical solutions
• Produce unit tests, technical documentation, and training materials for delivered features
• Apply multi‑threading, design patterns, and performance optimization techniques
• Work closely with operations teams to support application stability and reliability
• Participate actively in agile ceremonies within a distributed scrum team
• Required Qualifications:
• Strong proficiency in C/C++ software development
• Experience building and maintaining real‑time or performance‑critical applications
• Solid understanding of multi‑threaded programming and concurrency concepts
• Ability to analyze complex problems and deliver robust, maintainable solutions
• Experience working in agile or scrum development environments
• Effective communication skills with technical and non‑technical stakeholders
• Professional working proficiency in English or French

Requirements

• Experience with Windows development using Win32 and STL
• Knowledge of C# and the .NET framework
• Exposure to electronic trading systems or financial markets
• Experience collaborating with distributed or international teams
• What We Offer you:
• At FIS, we are as committed to growing our employees' careers as our own business. We offer:
• Opportunities to innovate in fintech
• Inclusive and diverse team atmosphere
• Professional and personal development
• Resources to contribute to your community
• Competitive salary and benefits
• #LI-RB1
• #LI-HYBRIDE
• Privacy Statement
• FIS is committed to protecting the privacy and security of all personal information that we process in order to provide services to our clients. For specific information on how FIS protects personal information online, please see the Online Privacy Notice .
• Sourcing Model
• #pridepass

Additional Information

We are FIS. Our technology powers the world's economy and our teams bring innovation to life. We champion diversity to deliver the best products and solutions for our colleagues, clients and communities. If you're ready to start learning, growing and making an impact with a career in fintech, we'd like to know: Are you FIS?

Your Match

How well this role fits your profile.

Company Intel

What employees say

Worked at fis? Share your experience