Senior iOS Engineer (Remote) – Global App Growth

Wikimedia Foundation; Indiana; 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 is a fully remote team with required overlap between 14:00 UTC and 21:00 UTC to support global collaboration.

You will own end-to-end iOS development, focusing on Swift, SwiftUI, UIKit, and performance optimizations, building scalable components and collaborating with product, design, and analytics to ship high-quality

Qualifications

• Bachelor's degree and 5-10+ years of professional iOS experience.
• Strong experience with Swift, SwiftUI, UIKit and iOS architecture patterns.
• Experience optimizing iOS performance for diverse conditions.
• Experience working in a lean, self-driven environment.
• Commitment to Wikimedia Foundation's mission and values.

Responsibilities

• Delivery of medium complexity initiatives from discovery to delivery with scope management.
• Lead system design for medium-sized iOS projects and build scalable components.
• Write testable, observable, and debuggable code with strong quality focus.
• Collaborate with product, design, analysts, and other engineers to align priorities.
• Identify high-impact opportunities and manage sequencing and delivery timelines.
• Uphold team standards in code review, documentation, and accessibility.
• Plan work with awareness of downstream and upstream effects.

Skills

Swift

SwiftUI

UIKit

iOS architecture

Education

Bachelor's degree

Master's/PhD in CS or 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 is a fully remote team with required overlap between 14:00 UTC and 21:00 UTC to support global collaboration.

You will own end-to-end iOS development, focusing on Swift, SwiftUI, UIKit, and performance optimizations, building scalable components and collaborating with product, design, and analytics to ship high-quality