Monday, 22 December 2025

Faster, cheaper, messier: lessons from our switch to self-hosted GitHub Actions

Simone Smith

At The Guardian, like many engineering teams, we rely heavily on CI/CD pipelines to keep our software fresh, secure, and reliable for our users. Our workflows hinge on GitHub Actions, so when things go wrong or get expensive, the impacts are felt quickly. This is the story of why we moved away from GitHub-hosted runners to using our own self-hosted runners, what the process involved, and what we’ve learned along the way.

GitHub   iOS   Apple   Apps