Lloyds Banking Group · Data
Lloyds Banking Group Data Scientist Interview Questions & Preparation
Quick answer
A Lloyds Banking Group Data Scientist interview combines Lloyds Banking Group's 4-stage process — application & tests, video interview, assessment centre, offer — with the technical and behavioural bar for a Data Scientist. Expect Lloyds Banking Group to assess put customers first and keep it simple, alongside core data scientist skills like statistics & probability and sql. Prepare data scientist answers framed around what Lloyds Banking Group specifically looks for.
How Lloyds Banking Group interviews Data Scientists
Lloyds Banking Group is a major UK retail and commercial bank, hiring across finance, technology, data, risk and operations. Its process is values-driven, assessing behaviours and strengths alongside capability.
For a Data Scientist specifically, Lloyds Banking Group 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 Lloyds Banking Group interview process
| Stage | What to expect |
|---|---|
| Application & tests | Application plus online aptitude and situational assessments. |
| Video interview | Strengths- and behaviour-based questions. |
| Assessment centre | Group exercise, interview and sometimes a case or presentation. |
| Offer | Decision and offer. |
What Lloyds Banking Group assesses
Data Scientist questions at Lloyds Banking Group
Expect a blend of Lloyds Banking Group's signature questions and core data scientist questions:
- 1Why Lloyds, and why this area?
- 2Tell me about a time you put a customer first.
- 3Describe a time you collaborated to make a difference.
- 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 Lloyds Banking Group Data Scientist interview
- Map answers to Lloyds' values and behaviours.
- Bring genuine customer-focus examples.
- 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 Lloyds Banking Group Data Scientist interview process involve?
Lloyds Banking Group's process runs through application & tests, video interview, assessment centre, offer. For a Data Scientist, the technical rounds focus on statistics & probability, sql, python, and behavioural rounds assess put customers first and keep it simple.
What is the Lloyds Banking Group interview process?
Online assessments, a strengths-based video interview and a values-driven assessment centre with a group exercise and interview.
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 Lloyds Banking Group Data Scientist interview?
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