Senior Software Engineer (Privacy)

Wikimedia Foundation(8 days ago)

RemoteFull TimeSenior$113,082 - $175,725Engineering

About this role

The Wikimedia Foundation seeks a Senior Software Engineer (Privacy) to join the Product Safety and Integrity team to build security and privacy features for MediaWiki and other projects. This hands-on role focuses on designing and implementing features that protect users, support modern authentication, and keep the platform resilient against abuse and emerging threats. The position is remote-first and aligned with Wikimedia’s mission to provide free knowledge worldwide.

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Required Skills

Security
Privacy
PHP
JavaScript
Web Development
Threat Modeling
Observability
Testing
Code Review
Design Documents

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About Wikimedia Foundation

wikimediafoundation.org

Wikimedia Foundation is a nonprofit that hosts and operates Wikipedia and the wider family of Wikimedia projects, providing the technical infrastructure and organizational support that enables free, openly licensed knowledge worldwide. It supports the volunteer community, builds and maintains the software and servers, and advances policies, research, and tools to improve content quality and accessibility. Funded primarily by donations, the Foundation runs global programs and partnerships to expand access, combat misinformation, and promote inclusion across languages and regions.