Fiserv is a global fintech and payments company with solutions for banking, global commerce, merchant acquiring, billing and payments, and point-of-sale.
About the role
We're Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants and consumers to one another millions of times a day - quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we're involved. If you want to make an impact on a global scale, come make a difference at Fiserv.
What they're looking for
- iOS Expertise: 5+ years of hands-on experience building complex, production-grade native iOS applications using Swift and Objective-C
- Domain Knowledge (Payments): Proven track record working with payment processors, EMV kernels, ISO 8583 / point-of-sale protocols, or card-present payment architectures
- Hardware/SDK Integration: Hands-on experience integrating external Bluetooth Low Energy (BLE), MFi (Made for iPhone), or USB accessories/readers into iOS apps
- Certification Standards: Experience navigating payment industry standards (PCI-DSS, PCI-PTS, EMVCo) and executing device certification cycles
- Debugging & Architecture: Deep understanding of secure key management, cryptographic protocols (DUKPT, AES, RSA), multithreading, and low-level protocol debugging
- Prior experience with POS (Point of Sale) platforms or reader hardware (e.g., Clover, Square, Ingenico, Verifone)
More about this role
We're Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants and consumers to one another millions of times a day - quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we're involved. If you want to make an impact on a global scale, come make a difference at Fiserv.
Job Title
Senior iOS Engineer – Payments & Hardware Integrations
Clover, a Fiserv company, is a global leader in point-of-sale platforms powering millions of small businesses worldwide with integrated hardware, software, and payment solutions. We are seeking a Senior iOS Engineer with deep expertise in mobile payments, payment reader hardware integration, and core transaction flows. Based in Sunnyvale, you will serve as the hands-on technical lead driving hardware certification, reader SDK integrations, and alignment with our Core Payments infrastructure. You will work closely with on-site hardware labs, certification teams, and cross-functional engineering groups to ensure fast, secure, and compliant mobile payment...
Browse similar: Startup jobs