Mobile Payments Integration Specialist

I need an experienced mobile app developer to set up an iOS app that integrates multiple mobile payment systems used in my country.

Integration Requirements:
- Orange Money
- Wave Money
- Move Money
- Coris Money

Ideal Skills and Experience:
- Proven experience in mobile app development, specifically for iOS
- Expertise in integrating various mobile payment systems
- Familiarity with security protocols related to financial transactions
- Strong problem-solving skills and attention to detail
- Ability to deliver the project within budget and timeline

Please provide examples of similar work done and your approach to ensure a seamless integration.