Optimisation Data Analyst

Harnham; London; Hybrid; GBP 125,000 - 150,000; Full time

Job summary

A leading data and analytics firm seeks a Senior Data Analyst for their Marketing & Analytics Contract Team. This role focuses on utilizing advanced analytics to drive business decisions and optimize pricing strategies. The ideal candidate will possess strong SQL and Python skills along with the ability to communicate complex insights effectively.

Qualifications

• 3-5 years analytics in trading, media, or e-commerce.
• Strong SQL and Python for data wrangling & modeling.
• Experience with A/B testing and pricing optimization.

Responsibilities

• Analyze client demand & respondent behavior for revenue gains.
• Build models for pricing, yield, and segmentation.
• Produce dashboards for tracking incentive spend and survey health.

Skills

SQL

Python

Statistics

Data Analysis

Regression Analysis

Clustering

Education

3-5 years analytics experience

Tools

Azure

Power BI

Tableau

Job description

Get AI-powered advice on this job and more exclusive features.

This range is provided by Harnham. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

Base pay range

Direct message the job poster from Harnham

Recruitment Consultant in the UK - Marketing & Analytics Contract Team - The Talent Driving the Data & AI Revolution

Senior Data Analyst - Contract

Outside IR35 | £400-£450 per day | 3-month initial term | Hybrid London (2-3 days on-site)

What you'll tackle

• Analyse client demand & respondent behaviour to spot revenue, margin and completion-rate gains.

• Build regression, clustering and causal models for pricing, yield and segmentation.

• Produce dashboards/BAU reports tracking incentive spend, survey health and profit drivers.

• Design & interpret A/B tests on incentives and matching logic; recommend refinements.

• Turn insights into pricing rules, contract tweaks and product changes alongside Commercial, Product and Engineering.
  
  

Tech toolkit

Python (pandas, NumPy, scikit-learn) · SQL · Azure (migration in flight) · BI (Power BI/Tableau useful).

Ideal background

• 3-5 yrs (Minimum) analytics in trading, marketplace, media or e-commerce settings.

• Strong SQL and Python for big-data wrangling & modelling.

• Solid grasp of statistics, pricing or yield optimisation.

• Clear, concise communicator who can translate numbers into action.

• Curious mindset-happy to reverse-engineer legacy logic and propose smarter approaches.
  

Desired Skills and Experience

Key experience & expertise

3-5 yrs analytics in high-volume trading, marketplace, media or e-commerce settings

Advanced SQL + Python (pandas, NumPy, scikit-learn) for large-scale data wrangling & modelling

Hands-on pricing / yield optimisation and causal analysis (regression, clustering, uplift)

Cloud data workflows on AWS or Azure (preferably mid-migration projects)

Designing, running and interpreting A/B tests on incentive and matching logic

Stakeholder-facing: translating analytical findings into contract, pricing and product changes

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Contract

Job function

• Job function

  Marketing

• Industries

  Media and Telecommunications

Referrals increase your chances of interviewing at Harnham by 2x

Chiswick, England, United Kingdom 2 days ago

London, England, United Kingdom 1 day ago

London, England, United Kingdom 2 weeks ago

Hammersmith, England, United Kingdom 1 week ago

London, England, United Kingdom 3 weeks ago

London, England, United Kingdom 2 weeks ago

London, England, United Kingdom 6 days ago

London, England, United Kingdom 4 days ago

London, England, United Kingdom 3 days ago

London, England, United Kingdom 1 month ago

London, England, United Kingdom 1 week ago

London, England, United Kingdom 3 weeks ago

London, England, United Kingdom 2 weeks ago

Greater London, England, United Kingdom 6 days ago

Hammersmith, England, United Kingdom 18 hours ago

London, England, United Kingdom 1 week ago

London, England, United Kingdom 16 hours ago

London, England, United Kingdom 17 hours ago

London, England, United Kingdom 1 week ago

London, England, United Kingdom 1 week ago

London, England, United Kingdom 2 weeks ago

London, England, United Kingdom 1 week ago

City Of London, England, United Kingdom 3 weeks ago

We’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI.