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# Staff Software Engineer, Continuous Integration

- **Company:** Anthropic
- **Location:** London, UK
- **Experience:** Expert
- **Salary:** £325,000.0
- **Contract:** Permanent contract
- **Skills:** Test Suite, Application Programming Interfaces (APIs), Automation of Tests, Software Quality, Continuous Integration, Github, Queue Management Systems, Software Engineering, Workflow Management Systems, Datadog, Build Management, Git Flow, Kubernetes, Maintaining Code, Jenkins
- **Published:** August 14, 2026
- **Apply:** https://www.adzuna.co.uk/jobs/details/5836841244

## About the Role

* Have 10+ years of relevant industry experience building and operating large-scale CI/CD systems
 * Have deep experience with CI orchestration tools (Buildkite, Jenkins, GitHub Actions, or similar)
 * Are 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"

 * Experience with merge queues and branch management at scale
 * Experience with test infrastructure, including intelligent test selection and flake management
 * Experience building CLI tools and developer-facing services
 * GitHub API and automation experience, Minimum education: Bachelor's degree or an equivalent combination of education, training, and/or experience

Required field of study: A field relevant to the role as demonstrated through coursework, training, or professional experience

Minimum years of experience: Years of experience required will correlate with the internal job level requirements for the position

Location-based hybrid policy: Currently, we expect all staff to be in one of our offices at least 25% of the time. However, some roles may require more time in our offices.

## Description

* CI infrastructure for automated testing and code quality assurance across our monorepo, designed to scale with rapid growth
 * Test infrastructure that runs on Kubernetes clusters across multiple cloud providers, handling intelligent test selection, execution, and reporting for a large and complex test suite
 * Merge queue management and complex branching strategies that ensure code quality at scale
 * CI tooling and automation to improve developer productivity and reduce operational overhead

 * 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


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