Full Stack Developer

Posted Thursday, June 18, 2026 at 10:00 PM

Corpay is currently looking to hire a Full Stack Software Developer within our Corporate Payments division. This position falls under our Corpay Cross Border line of business and is located in Toronto, ON.

In this role, you will work in an agile team environment and play an integral part in driving our core international payment processing systems forward. You will help bring our foreign exchange and eCommerce software platforms to the forefront of both technical innovation and the financial industry.

You are passionate about building new products, navigating business requirements, and transforming them into scalable technology solutions. Your responsibilities will include prototyping, designing, reviewing, maintaining, and unit testing code that is delivered to production environments.

This is an excellent opportunity to participate in cutting‑edge software development within the financial technology industry.

• Assigned workspace in the Toronto office
• Hands‑on training
• Flexible hybrid working arrangement

• Working with business stakeholders to understand requirements and resolve technical questions.
• Breaking down tasks to meet deadlines and business objectives.
• Building and maintaining robust, scalable, and high‑performance applications.
• Following software development best practices, including Agile methodologies, clean code principles, unit testing, and continuous integration.
• Collaborating effectively with Product Owners, Developers, Scrum Masters, QA teams, and other stakeholders.
• Developing and maintaining both front‑end and back‑end components of the platform.
• Ensuring a high standard of code quality through peer reviews and testing.
• Designing, developing, and consuming HTTP‑based APIs and services.
• Participating in architecture discussions and contributing to technical design decisions.
• Supporting and enhancing existing systems while helping drive new product development initiatives.
• Troubleshooting and resolving production issues when required.
• Contributing to performance optimization and scalability improvements across the platform.
• Working effectively both independently and within a collaborative team environment.
• Helping reduce ambiguity by refining requirements, estimating work, and providing technical guidance.
• Continuously learning and applying new technologies and industry best practices where appropriate.

• Mandatory experience in the financial services industry, payments, foreign exchange (FX), or fintech sectors.
• Bachelor's degree in Computer Science, Engineering, or equivalent practical experience.
• 5+ years of professional experience in software engineering or software development roles.
• Strong experience designing and developing .NET desktop and web applications.
• Expert knowledge of Microsoft SQL Server and relational database design principles.
• Experience with unit testing frameworks and software testing methodologies.
• Experience designing, consuming, and maintaining HTTP‑based web APIs.
• Strong understanding of software architecture, design patterns, and scalable application development.
• Experience working within Agile/Scrum environments.
• Ability to work effectively with cross‑functional teams and business stakeholders.
• Strong analytical and problem‑solving skills.
• Excellent verbal and written communication skills.
• Product‑oriented mindset with a desire to understand the business problems being solved.
• Commitment to quality, performance, and continuous improvement.
• Experience working with external vendors and third‑party integrations is considered an asset.
• Strong understanding of payment processing systems, financial platforms, and transaction‑based applications.
• Motivated to stay current with emerging technologies and industry trends.

• Comprehensive Benefits Package including Medical, Dental, Vision and Paramedical benefits, as of day one
• Optional company match RRSP program
• Virtual fitness classes offered company‑wide
• Discounted gym membership rate
• Philanthropic support with both local and national organizations
• Fun culture with company‑wide contests and prizes

The…