NHS Data Analyst Interview Questions

The questions to prepare for a NHS Data Analyst interview. Questions from real interview reports rank first. Updated daily.

12questions

~2htotal time

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SQL & Data ManipulationStart here. 5 questions · ~60 min

Explain how you use SQL analysis to build dashboards, choose visuals, and communicate insights to stakeholders.

Excel Accuracy for Complex DataMedium

Practice

Identify duplicate and inconsistent Excel records by comparing an extract with system data and handling NULL values safely.

data accuracyData ManipulationExcel

NHS

Handling Missing ValuesMedium

Practice

Profile missing NHS activity fields by site and calculate each site's missing-value rate.

missing valuesdata cleaningnull handling

NHS

Cleaning Messy DatasetsHard

Practice

Clean, standardize, deduplicate, and validate NHS appointment records before analysis.

analytical skillsdata preparationdata cleaning

NHS

Interpreting Operational TrendsMedium

Practice

Compare monthly operational completion rates with the previous month to identify the primary performance trend.

Lag/LeadAggregationsinsights

NHS

Behavioral & Leadership6 questions · ~72 min

Tell Me About YourselfEasy

Tests concise professional communication, relevance, self-awareness, and ownership of career impact.

achievementbackgroundfit

NHS

Delivering Under Severe Time PressureMedium

Tests prioritization under pressure, ownership, and stakeholder management when a deadline is fixed and the work is at risk.

stress managementConflict Resolutiontime management

NHS

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