Lead iOS Engineer — Fintech Payments, Equity

raincards.xyz; New York (NY); Hybrid; USD 170,000 - 240,000; Full time

Benefits offered by this job

Unlimited vacation

Flexible workspace

Health and dental insurance

401(k) with company match

Equity plan

Wellness stipend

Office meals

Team summits

Job summary

Rain, the global stablecoin payments platform, is seeking a lead iOS engineer in New York, NY. You will own the entire iOS development lifecycle, from architecture and implementation to App Store delivery, building polished production apps that leverage Rain’s APIs for clients and end users.

You’ll collaborate with product, design, and backend engineers to define a mobile roadmap and translate platform capabilities into intuitive native experiences.

Qualifications

• 4–10 years of professional mobile development with apps on the App Store.
• Proficiency in Swift and Apple frameworks (UIKit/SwiftUI).
• Experience architecting iOS apps from scratch and designing scalable codebases.

Responsibilities

• Own the entire iOS development lifecycle from architecture to App Store delivery.
• Build production-grade apps leveraging issuance platform and APIs for clients.
• Collaborate with product, design, and backend engineers on the mobile roadmap.
• Architect a scalable codebase to support growing mobile team.
• Integrate with APIs for card issuance and payment flows.
• Ensure secure authentication and data handling for financial contexts.
• Guide tooling, CI/CD, and testing strategy for iOS.
• Influence engineering culture as an early mobile team member.

Skills

Lead iOS development

Swift

Apple frameworks (UIKit, SwiftUI)

App Store shipping

Autonomy

Communication

Product sense

Tools

Xcode

Job description

Rain, the global stablecoin payments platform, is seeking a lead iOS engineer in New York, NY. You will own the entire iOS development lifecycle, from architecture and implementation to App Store delivery, building polished production apps that leverage Rain’s APIs for clients and end users.

You’ll collaborate with product, design, and backend engineers to define a mobile roadmap and translate platform capabilities into intuitive native experiences.