Staff Software Engineer, Continuous Integration

• Join the Continuous Integration team within Anthropic's Developer Productivity organisation, responsible for the infrastructure that enables hundreds of engineers to ship code safely and efficiently to production. • Have a direct impact on the velocity and reliability of Anthropic's research and product development. • Work on CI infrastructure for automated testing and code quality assurance across a monorepo, designed to scale with rapid growth. • Manage test infrastructure running on Kubernetes clusters across multiple cloud providers, handling intelligent test selection, execution, and reporting. • Own merge queue management, complex branching strategies, and CI tooling and automation.

• Have 10+ years of relevant industry experience building and operating large-scale CI/CD systems. • Have deep experience with CI orchestration tools such as Buildkite, Jenkins, GitHub Actions, or similar. • Be obsessed with developer productivity and reducing friction in the software development lifecycle. • Have experience with container orchestration at scale. • Have excellent communication skills and enjoy supporting internal partners. • Care deeply about reliability and building systems that never fail the same way twice.

• Have experience with merge queues and branch management at scale. • Have experience with test infrastructure, including intelligent test selection and flake management. • Have experience building CLI tools and developer-facing services. • Have GitHub API and automation experience.

• Design and build highly reliable, scalable CI infrastructure that supports thousands of daily builds across multiple cloud providers. • Develop intelligent test selection systems that reduce CI time while maintaining code quality. • Build and improve incident response automation, including cluster load shedding, automatic recovery, and observability tooling. • Improve test infrastructure reliability through flake detection, quarantine systems, and test state management.

• Receive an annual salary of £325k–£390k GBP. • Work from the London office with a hybrid policy requiring at least 25% office time. • Receive visa sponsorship with every reasonable effort made and an immigration lawyer retained to help. • Receive competitive compensation and benefits with optional equity donation matching. • Receive generous vacation and parental leave. • Enjoy flexible working hours. • Apply at any time, as applications are reviewed on a rolling basis with no deadline.

Anthropic's mission is to create reliable, interpretable, and steerable AI systems that are safe and beneficial for users and society. The company is a quickly growing group of committed researchers, engineers, policy experts, and business leaders working together to build beneficial AI systems. Anthropic is a public benefit corporation headquartered in San Francisco with offices in London.