Microsoft · Data
Microsoft Data Scientist Interview Questions & Preparation
Quick answer
A Microsoft Data Scientist interview combines Microsoft's 4-stage process — recruiter screen, technical phone screen, interview loop, debrief & offer — with the technical and behavioural bar for a Data Scientist. Expect Microsoft to assess growth mindset and customer obsession, alongside core data scientist skills like statistics & probability and sql. Prepare data scientist answers framed around what Microsoft specifically looks for.
How Microsoft interviews Data Scientists
Microsoft is one of the world's largest technology employers, spanning cloud (Azure), productivity, gaming and AI. Its interviews reflect a culture rebuilt around a 'growth mindset' — curiosity, learning from failure, and working across boundaries — alongside solid technical fundamentals.
For a Data Scientist specifically, Microsoft pairs its standard assessment with a technical bar focused on statistics & probability, sql, python. Data science interviews test whether you can turn ambiguous business problems into measurable analyses. Strong candidates pair technical depth (stats, ML, SQL) with clear communication and product judgement.
The Microsoft interview process
| Stage | What to expect |
|---|---|
| Recruiter screen | Background, motivation and role fit. |
| Technical phone screen | Coding or role-specific problem-solving on a shared editor. |
| Interview loop | 4–5 rounds: coding, design (mid+), and behavioural, including an AA interviewer. |
| Debrief & offer | Panel debrief led by the AA interviewer, then the offer. |
What Microsoft assesses
Data Scientist questions at Microsoft
Expect a blend of Microsoft's signature questions and core data scientist questions:
- 1Solve this coding problem and explain your approach.
- 2Design a service like OneDrive file sync.
- 3Tell me about a time you learned from failure (growth mindset).
- 4Explain p-values to a non-technical stakeholder.
- 5Write a SQL query to find the second-highest salary per department.
- 6How would you design an A/B test for a new feature?
- 7When would you use precision vs recall?
- 8Tell me about a time your analysis changed a business decision.
- 9How do you handle missing data?
Example STAR answer
Example answer to: “Tell me about a time your analysis changed a business decision.”
Skills assessed
How to prepare for a Microsoft Data Scientist interview
- Show a genuine growth mindset — talk about learning and iteration.
- Communicate your reasoning clearly on technical rounds.
- Define the metric and success criteria before reaching for a model.
- Practise SQL window functions and probability puzzles.
- Explain technical concepts in plain language — it's tested directly.
- Tie every analysis to a business decision.
Data Scientist salary
UK data scientists typically earn £45k–£85k, with senior and specialised roles exceeding £100k.
Frequently asked questions
What does the Microsoft Data Scientist interview process involve?
Microsoft's process runs through recruiter screen, technical phone screen, interview loop, debrief & offer. For a Data Scientist, the technical rounds focus on statistics & probability, sql, python, and behavioural rounds assess growth mindset and customer obsession.
How many interview rounds does Microsoft have?
Typically a recruiter screen, a technical phone screen and a loop of 4–5 rounds, including an 'as-appropriate' (AA) interviewer who leads the debrief.
Is SQL tested in data science interviews?
Yes — SQL is almost always tested, including joins, aggregations and window functions.
How much machine learning do I need?
Enough to choose appropriate models, explain trade-offs and evaluate them properly. Depth scales with the role's seniority and specialism.
Preparing for a Microsoft Data Scientist interview?
Upload your CV and paste the job description. CareerFast instantly builds your interview readiness score, a company briefing, predicted questions, tailored STAR answers, a mock interview and a downloadable PDF — free to start, no card needed.
Keep preparing
Other Microsoft roles
This role at other companies