Sr Software Engineer, iOS

Job Summary

What you need to know about the role- As a Senior iOS Software Engineer, you will lead the architecture and quality of the PayPal POS iOS app, including payment-critical flows such as Tap to Pay on iPhone, Key In and reader connectivity. You will guide the team through taking over ownership of the app from our Sweden colleagues and set the bar for how we build, test and release.

Meet our team

Zettle SMB Direct is the part of PayPal that builds the native point-of-sale experience for small and medium-sized businesses: the PayPal POS app (formerly Zettle Go) and the Zettle Terminal. Merchants use it to take card and tap payments, run checkout, manage their product library and inventory, issue receipts, handle refunds and invoices, and see what they earned.

Essential Responsibilities

• Delivers complete solutions spanning all phases of the Software Development Lifecycle (SDLC) (design, implementation, testing, delivery and operations), based on definitions from more senior roles.
• Advises immediate management on project-level issues
• Guides junior engineers
• Operates with little day-to-day supervision, making technical decisions based on knowledge of internal conventions and industry best practices
• Applies knowledge of technical best practices in making decisions

Minimum Qualifications

• 3+ years relevant experience and a Bachelor s degree OR Any equivalent combination of education and experience.

Your way to impact

• Own the architecture of the iOS app and keep it maintainable as the product converges with PayPal.
• Lead delivery of payment-critical features such as Tap to Pay on iPhone, Key In and reader pairing.
• Raise the quality bar through automation, observability and release discipline.
• Mentor engineers and lead the iOS side of knowledge transfer from Sweden.

Your day to day

• Lead design of complex features and refactors; write design documents and decision records.
• Own Tap to Pay on iPhone and ProximityReader flows, including entitlements, token and reader configuration.
• Define standards for architecture, testing, performance and accessibility.
• Partner with backend, product, design and security to deliver safe payment flows.
• Run app releases and rollouts and act as incident lead for iOS issues.
• Review pull requests and coach engineers at CL5 and below.

What do you need to bring-

• 4 to 7 years of iOS development experience, with a record of shipping and owning a large production app.
• Deep Swift expertise and strong app architecture, performance and release management skills.
• Experience with payment or hardware-connected apps: Tap to Pay on iPhone, EMV and contactless concepts, Core Bluetooth.
• Knowledge of PCI-aware design: handling of PAN and PIN data, tokens and entitlement flows.
• Experience leading technical work and mentoring engineers.
• Nice to have: modular app architectures, accessibility, and migration of apps across identity systems.
• Curiosity about payments and a sense of care for the merchants and customers who depend on the product.

We know the confidence gap and imposter syndrome can get in the way of meeting spectacular candidates. Please dont hesitate to apply.

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.