Senior Software Engineer – Backend (Payments)
Cognizant • zürich, zürich • Posted June 14, 2026
About the Role
Senior Software Engineer – Backend (Payments)
You will design, develop, and operate mission‑critical payment and transaction services as part of a modern e‑banking platform, ensuring correct, secure, and highly available payment processing.
Responsibilities
- Develop and enhance backend services for payment and transaction processing
- Implement and integrate payment standards and interfaces
- Ensure stability, performance, traceability, and security
- Implement business logic: validations, bookings, and status processing
- Collaborate with frontend, BFF, core banking, and security teams
- Code reviews and compliance with quality and security guidelines
- Participate in agile development processes (Scrum / Kanban)
Requirements
- 5+ years of backend development experience
- Solid expertise in transaction‑oriented systems
- Experience with payment/banking se...