Senior Native iOS Engineer

About the role

We are looking for a Senior Native iOS Engineer to join our AI & Data team in Madrid. You will create advanced mobile solutions using the latest Swift technologies, delivering production apps and reusable binary‑distributed libraries within the Santander platform ecosystem.

Key responsibilities

• Design and implement iOS features and reusable libraries with a layered MVVM architecture.
• Leverage Swift 6, structured concurrency (async/await, actors, Task, @MainActor) and Combine for reactive, state‑driven UI.
• Build modern, accessible user interfaces using SwiftUI compliant with WCAG 2.1 AA.
• Create, distribute, and maintain XCFrameworks for internal and external consumption, ensuring API/ABI stability.
• Integrate cleanly with Santander’s shared iOS platform layers (dependency injection, networking, analytics, routing, authorization, anti‑fraud, etc.).
• Apply CI/CD best practices to guarantee quality, maintainability, and scalability.

Required profile

• Senior‑level iOS professional with strong experience in native mobile development.
• Proven ability to design modular, maintainable codebases and reusable components.
• Comfortable working in a fast‑paced, technology‑driven environment within the financial sector.
• Based in or willing to work onsite in Madrid.

Required skills

• Swift 6 (including async/await, actors, Task, @MainActor)
• SwiftUI
• Combine framework
• MVVM architecture
• XCFramework creation and distribution
• iOS platform integration (DI, networking, analytics, deep links, auth, anti‑fraud)
• CI/CD pipelines
• Accessibility standards (WCAG 2.1 AA)