Senior iOS Engineer — Remote, App Growth Impact

Wikimedia Foundation; Charleston (WV); Remote; USD 120,000 - 180,000; Full time

Job summary

The Wikimedia Foundation is seeking a Senior Software Engineer, iOS to join the App Growth team within the Core Experiences engineering group on a 3‑month full-time contract. This role focuses on enhancing the iOS Wikipedia app, leading medium-sized projects, and delivering scalable, accessible components for a global audience.

The position is remote-first, with a requirement to align at least four hours daily between 14:00 and 21:00 UTC.

Qualifications

• Bachelor's degree plus 5–10+ years of professional iOS experience.
• Strong proficiency with Swift, SwiftUI, UIKit and iOS architecture patterns.
• Experience optimizing iOS performance across devices and conditions.
• Experience working in a lean, self-driven environment.

Responsibilities

• Deliver medium complexity initiatives from discovery through delivery and manage scope and risks.
• Lead design and implementation of accessible, scalable iOS components for the Wikipedia apps.
• Build measurable, testable features and enable deeper analytics for product teams.
• Collaborate with product managers, designers and native engineers to balance user needs with technical constraints.

Skills

Swift

SwiftUI

UIKit

iOS performance

architectural patterns

self-driven

Education

Bachelor's degree in Computer Science

Tools

Xcode

Instruments

Git

Job description

The Wikimedia Foundation is seeking a Senior Software Engineer, iOS to join the App Growth team within the Core Experiences engineering group on a 3‑month full-time contract. This role focuses on enhancing the iOS Wikipedia app, leading medium-sized projects, and delivering scalable, accessible components for a global audience.

The position is remote-first, with a requirement to align at least four hours daily between 14:00 and 21:00 UTC.