Senior iOS Engineer

Employment Type: Full Time
Job Location: San Francisco, CA, USA
Work Model: In-office
Visa Sponsorship: Available

Skills Required: Mobile Development, iOS Development, Swift

About the Job
We are building a consumer finance application for emerging markets in partnership with large global distribution partners. The product is a joint virtual banking and cryptocurrency wallet that enables users worldwide to move seamlessly within a unified financial ecosystem.

The team is senior only, fast moving, and well funded, led by founders with successful exits. Every hire directly shapes product direction and delivers immediate impact on global financial inclusion.

Role Overview
We are seeking a Senior iOS Engineer to lead mobile client development.
The product roadmap includes Android and mobile friendly web applications, providing opportunities to expand impact across platforms.
You will architect the iOS application, establish engineering standards, and build a high performance, reliable, and secure mobile experience from the ground up. This role may evolve into a mobile lead position across platforms as the organization scales.

What We're Looking For
5+ years of professional experience building and shipping consumer-facing iOS applications
Experience in fintech, banking, payments, investing, digital wallets, cryptocurrency, or stablecoins
Strong expertise in native iOS development with Swift
Experience owning or leading the architecture of production iOS applications
Experience building products from the ground up, preferably in a startup or small, high-autonomy engineering team
Strong understanding of scalable and high-performance mobile architectures
Production experience with SwiftUI
Strong understanding of modern Swift concurrency and asynchronous programming
Excellent understanding of APIs, networking, state management, persistence, and mobile system design
Strong engineering judgment and the ability to explain why a particular technical approach is appropriate
A product mindset — you care about the user experience, not just the implementationAbility to operate independently in a fast-moving, ambiguous environment

What You'll Do
Architect and build a high-performance iOS application from the ground up
Own major technical decisions around architecture, scalability, reliability, and maintainability
Build secure experiences for authentication, account management, payments, and financial transactions
Develop modern iOS experiences using Swift and SwiftUI, while leveraging UIKit where appropriate
Design solutions for networking, state management, caching, synchronization, and API failures
Establish engineering standards, patterns, testing practices, and CI/CD processes
Work closely with backend engineers to design APIs and end-to-end product flows
Partner directly with product and design to improve user experience and simplify complex financial workflowsHelp establish the technical foundation that future mobile engineers will build upon
Contribute beyond the iOS layer when your experience can improve the overall product.

Ideal Candidate:
Senior iOS Engineer with 6–10 years of experience who has built consumer-facing mobile products, preferably in fintech, payments, wallets, banking, or crypto; has strong Swift and SwiftUI expertise; owns architecture decisions; has startup experience; communicates exceptionally well; can work directly with founders; and is either already in the Bay Area or highly motivated to relocate to San Francisco.