Barclays DevOps Engineer Interview Questions
The questions to prepare for a Barclays DevOps Engineer interview. Questions from real interview reports rank first. Updated daily.
Parse Linux process samples and return the top CPU spike intervals per process using sorting and log parsing.
BarclaysExplain how to use Linux commands to diagnose process, filesystem, and networking issues in a structured way.
BarclaysAssess alert severity and decide response priority using impact, urgency, and operational context.
BarclaysDescribe how you handled a live production incident, restored service quickly, and coordinated stakeholders while driving root cause and prevention.
BarclaysDescribe your approach to managing a major production outage, restoring service, and running a disciplined RCA afterward.
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Set up pipeline monitoring and alerting that catches critical failures quickly while limiting noisy alerts.
BarclaysCompare the infrastructure, workload, scaling, storage, and operational requirements of PostgreSQL and kdb+ in a data pipeline.
BarclaysExplain Docker's infrastructure benefits, including isolation, portability, deployment consistency, and container security trade-offs.
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