Senior Software Engineer (Security)

Introduction

The Wikimedia Foundation, a prominent organization dedicated to supporting Wikipedia and its various projects, is seeking a Senior Software Engineer (Security) to join their Product Safety and Integrity team. This critical role focuses on developing new security features that are essential in protecting the integrity and reliability of Wikipedia. As part of a dynamic team, the selected candidate will have the opportunity to significantly contribute to the safety and security of one of the world's largest online knowledge repositories.

Job Responsibilities

The main responsibilities for the Senior Software Engineer involve:

  • Collaborating closely with the Product Safety and Integrity team to create and implement new security features.
  • Driving technical quality and operational excellence by setting and enforcing standards in testing, observability, and system reliability.
  • Engaging in the development of secure software and building security-related features to protect user data and enhance overall system security.
  • Explaining complex security issues and their implications on privacy and risk to non-technical audiences.
  • Demonstrating a strong interest in learning from a talented security team, including understanding and mitigating application-level vulnerabilities.
  • Adapting to the unique security challenges faced by participants in a large-scale, international project, ensuring a robust framework for security practices.

Required Skills and Experience

The ideal candidate for this role should possess the following skills and qualifications:

  • A minimum of 5 years of experience as a software engineer, with particular emphasis on security aspects.
  • Proficiency in modern PHP and JavaScript codebases, enabling efficient software development within the current technological framework used by Wikimedia.
  • Ability to work well in a remote and distributed team, reflecting comfort with the remote work culture that is prevalent in today's professional environment.
  • Experience in developing secure software or security-related product features, showcasing a practical understanding of fundamental security principles.
  • Strong communication skills, particularly in explaining complex concepts related to security and privacy, allowing for effective collaboration with non-technical team members.

Benefits

Wikimedia Foundation offers an attractive benefits package to ensure the well-being and satisfaction of their employees, which includes:

  • Generous Paid Time Off (PTO), allowing for ample time to rest and recharge.
  • 401k Matching, helping employees to save for retirement effectively.
  • A comprehensive Retirement Plan, contributing to long-term financial security.
  • Relocation Assistance is provided to candidates who may need to move to fulfil their job responsibilities, allowing for a smooth transition to their new role.

Application Process

Job seekers are encouraged to apply without delay, as this opportunity not only promises a fulfilling role within the Wikimedia Foundation but also allows for significant contributions toward advancing the security of a globally recognized platform. The role is based in the United States and offers a full-time commitment.

Conclusion

This position caters to professionals who are passionate about security and its application in enhancing digital platforms. As a Senior Software Engineer at Wikimedia Foundation, the successful candidate will play a vital role in ensuring the protection of Wikipedia’s users and its vast repository of information. With a commitment to creating a safer internet, this opportunity is perfect for those looking to blend their software engineering skills with a strong focus on security.



This job offer was originally published on himalayas.app

Wikimedia Foundation

United States

Software development

Full-time

November 7, 2025

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