Senior Software Engineer, iOS

Summary

The Wikimedia Foundation is looking for a Senior Software Engineer, iOS to join the App Growth team within the Core Experiences engineering group. The App Growth team has a clear and ambitious goal: make the apps the destination for knowledge lovers and grow our active readership. The team owns the cross-platform feature framework for the app, making decisions about where a feature lives when the app is the destination and where its primary value is unlocked.

Important: We are a fully remote team at a global organisation. To ensure there are enough opportunities to communicate, this role needs at least four hours of your work day to occur between 14:00 UTC and 21:00 UTC.

You are responsible for:

• Delivery and enablement - Consistently leads the team in the delivery of medium complexity initiatives (with support) from technical discovery through delivery. Breaks down initiatives into features, drive estimation and manage scope. Identifies risks early, and helps the team make pragmatic tradeoffs across quality, velocity, maintainability, and user impact.
• Implementation - Improving the mobile Wikipedia product experiences that serve a global, multilingual audience on iOS. Leads system design for medium-sized projects and can design and build accessible, adaptable, scalable components.
• Quality, testing and observability - Consistently builds and improves systems & software that is easy to test, observe and debug. Instruments features that enable deeper analysis by Product Analysts.
• Cross-functional collaboration - Partners with product managers, designers, analysts, and native app engineers to shape pragmatic solutions that balance user needs, technical constraints, platform expectations, and delivery timelines.
• Prioritisation - Proactively identifies high-impact technical opportunities and risks across a quarter, partners with the team to shape priorities and sequencing. Actively keeps the team aligned on outcomes, capacity, and shared goals.
• Mentorship - Actively supports the growth and success of others. Mentors engineers through thoughtful code review, technical design, pairing, delegation of meaningful ownership, and modeling strong engineering judgment. Encourage team mates to ask questions and raise concerns.
• Culture and standards - Raises team standards in code review, technical design, testing, documentation, accessibility, observability, and decision-making - fostering transparency, empathy, and collaboration.
• Operational Awareness - Plans work with awareness of downstream or upstream effects. Actively supports hiring and onboarding.

Qualities that are important to us:

• Clear communicator - You can explain your ideas simply and adapt your communication to different audiences across engineering, product, and non-technical audiences in both synchronous and asynchronous channels.
• Autonomy - Operates with high autonomy in a team setting and builds autonomy in cross-team settings. You own your work end-to-end and help establish a culture of responsibility and follow-through.
• Feedback - You create a feedback-friendly environment. Models giving and receiving feedback with curiosity and empathy. Helps others resolve misunderstandings productively.
• Builds strong relationships - Proactively brings the right people into discussions, identifies process improvements, and facilitates team ceremonies.
• Comfortable with ambiguity - You are comfortable with ambiguity and can collaborate to solve complex problems