2027 Internship (6 Months) - Data Science & Marketing Effectiveness, London

Ekimetrics; Greater London; Hybrid; GBP 20,000 - 25,000; Full time

Benefits offered by this job

Competitive prorated salary

20 days holiday + bank holidays

Hybrid work (2 days in office)

Job summary

Ekimetrics is looking for a Data Science & Marketing Effectiveness Intern in London for a 6-month program. You will work on global client projects, measure and optimise marketing performance using advanced analytics and econometric modelling.

You’ll gain experience as both a data scientist and consultant, using Python and modelling to guide real-world decisions. You’ll collaborate on client work and internal R&D, with an opportunity to deliver an independent research project aligned to our

Qualifications

• Studying a quantitative degree with strong numeracy and analytics foundation.
• Interest in analytics, modelling, marketing strategy and customer analytics.
• Some experience in Python, R or similar (academic, project or self-taught).
• Solid foundation in statistics, econometrics and data manipulation.
• Willingness to learn and collaborate in a hybrid data science/consulting role.

Responsibilities

• Analyse large data sets using statistical techniques to uncover key insights.
• Support marketing mix models, testing frameworks, forecasting tools and customer segmentation.
• Use Python to process data, write scripts and build ML/econometric models.
• Collaborate on client projects and internal R&D from day one.

Skills

Analytics interest

Modelling

Marketing strategy

Customer analytics

Python/R experience

Excel advanced

Education

Quantitative degree

Statistics/Econometrics background

Tools

Power BI

Databricks

Git

Jira

Pandas

PySpark

VS Code

Job description

London – Data Science, Marketing Effectiveness 6 Month Internship

Job Description

Role: Data Science & Marketing Effectiveness

Start date: Jan - June 2027

Location: London, UK (Hybrid – Minimum 2 days in office per week)

About Ekimetrics

Ekimetrics is a leader in data science and AI, specialising in marketing effectiveness and business optimisation since 2006. We help companies across various industries, including retail, automotive, banking, luxury fashion, and more, unlock the value of their data to drive sustainable business performance.

Our goal is to combine high-impact AI and data science solutions for sustainable business performance.

We’re proud to be:

DataIQ Best Company to Work For & Solution Provider 2025

• UK Data Company of the Year 2023
• Great Place to Work Certified 2023
• Microsoft’s Sustainability Partner
• Named a Leader in the Forrester Wave for Marketing Measurement 2023

With offices in Paris, London, New York, Hong Kong and Shanghai, our 50+ data science consultants deliver over 1,000 high-impact projects each year for global clients.

About the Role

As a Data Science & Marketing Effectiveness Intern, you’ll spend 6 months in the Ekimetrics London team. You’ll work on global client projects to measure and optimise marketing performance through advanced analytics and statistical modelling.

You’ll gain first-hand experience as both a data scientist and strategic consultant, using tools like Python and econometric modelling to guide real-world business decisions.

You’ll collaborate on client projects and internal R&D from day one. Over the 6-month internship, you’ll also have the opportunity to complete a research project that aligns with your interests and contributes to our broader business goals.

Job Responsibilities

1. Data Analytics & Modelling

• Analyse large data sets using statistical techniques to uncover key insights
• Support the team in building marketing mix models (MMM), testing frameworks, forecasting tools, and customer segmentation
• Use Python to process and clean data, write scripts and build ML or econometric models
• Opportunity to work with tools like Power BI, Databricks, Git, Jira, Pandas, PySpark, VS Code

2. Consulting & Strategy

• Gain experience translating complex data outputs into recommendations for clients
• Attend internal and client meetings to understand real business challenges
• Collaborate across teams to build deliverables, present findings and influence decisions

3. Eki Life & Learning

• Undertake an individual R&D project based on your interests and present your findings to the Eki leadership team
• Attend team events, internal training, knowledge sharing and social activities
• Contribute to a fun, curious, and collaborative team culture

About You

Must Have

• Studying a quantitative degree (e.g. Economics, Maths, Engineering, Computer/Data Science, Statistics, etc.)
• Strong interest in analytics, modelling, marketing strategy and customer analytics
• Proficient in Excel functions (e.g., VLOOKUP, INDEX-MATCH, TEXT, IF, SUMIFS, pivot tables) for data cleaning, validation, and structuring (this will be needed for the interview process)
• Some experience in Python, R or similar (academic, project or self-taught)
• Solid foundation in statistics, econometrics and data manipulation

Consulting & Soft Skills:

• Curious, detail-oriented and comfortable working with ambiguity
• Excellent communication – both written and verbal
• Highly collaborative, self-motivated and organised
• A strong interest in working at the intersection of data and business

Must-Haves:

• Available to work 5 days a week from June/July 2026 to Dec 2026
• Full right to work in the UK for the duration of the placement. We cannot sponsor this role.
• Enthusiastic about gaining experience in a hybrid data science/consulting role

Why Join Eki?

• £Competitve Salary Prorated + 20 days holiday + Bank holidays
• Hybrid working (2 days a week in the office minimum)
• Opportunity for full-time return offer (Junior Data Science Consultant starting salary of 40k!)
• Training & mentorship from experienced consultants
• Vibrant, international office culture (75+ employees in London office)
• Regular socials, global knowledge sharing & learning sessions
• A chance to work on real projects and make an impact from day one

Our recruitment process

1.Online Technical Test (HackerRank) – 45 mins

2.Introductory Interview with a member of the talent acquisition team - 15-30 mins

3.Case Study Interview 45mins – 1 hour

4.Final Interview – 45 minutes

At Ekimetrics, we believe our best assets are our people - they are what set us apart and drive our success. These sentiments are supported by our company values, which serve as pillars in our work and attitude.

Our Ekimetrics’ values: Curiosity, Creativity, Excellence, Transmission and Pleasure.

Ekimetrics is an equal opportunity employer committed to making all employment decisions without regard to race, ethnicity, gender, pregnancy, gender identity or expression, creed, religion, nationality, age, disability, marital status, sexual orientation, military veteran status, current employment status, or any other legally protected categories, subject to applicable law.,

Closing on 30th October or sooner. We may close the posting earlier.