Senior Software Engineer (Privacy)

Wikimedia Foundation(8 days ago)

RemoteFull TimeSenior$113,082 - $175,725Product Safety and Integrity

About this role

The Wikimedia Foundation is hiring a Senior Software Engineer (Privacy) to join the Product Safety and Integrity team to design and implement security and privacy features for the MediaWiki platform. This hands-on engineering role focuses on building protections that keep Wikipedia and related projects resilient against abuse and emerging threats. The position is remote-first and aligned with the Foundation’s mission to support a global, open knowledge ecosystem.

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Required Skills

Security
Privacy
PHP
JavaScript
Backend Development
Threat Modeling
Observability
Testing
Code Review
Design Documentation

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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.