Senior iOS Engineer - Growth & Global Impact (Remote)

Wikimedia Foundation; Town of King (WI); Remote; USD 56,000 - 87,000; 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 remote role requires at least four hours of your work day to occur between 14:00 UTC and 21:00 UTC.

You will lead medium‑size iOS initiatives, design scalable components, and collaborate with product managers, designers, analysts, and native app engineers to deliver value to a multilingual, global audience.

Qualifications

• Bachelor's degree and 5–10+ years of iOS experience.
• Strong Swift, SwiftUI and UIKit proficiency.
• Experience with iOS performance optimization techniques.
• Self-driven, lean environment experience.
• Commitment to Wikimedia Foundation values.

Responsibilities

• Delivery of medium complexity initiatives from discovery through delivery.
• Design and build accessible, scalable iOS components.
• Write testable, observable code and enable analysis by Product Analysts.
• Collaborate closely with product managers, designers and native engineers.
• Identify risks, tradeoffs and align team with outcomes and timelines.
• Uphold coding standards, documentation and accessibility practices.
• Plan work with awareness of downstream and upstream effects.

Skills

Swift

SwiftUI

UIKit

iOS architecture

Performance optimization

Education

Bachelor's degree in CS or STEM

Master's or Doctorate in CS/STEM

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 remote role requires at least four hours of your work day to occur between 14:00 UTC and 21:00 UTC.

You will lead medium‑size iOS initiatives, design scalable components, and collaborate with product managers, designers, analysts, and native app engineers to deliver value to a multilingual, global audience.