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Senior Data Scientist

trainlineLondonTechnology
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Salary
Not listed
Job type
Full-time
Work mode
Remote
Experience
Senior · 5+ yrs
Posted
6 Oct 2026
Status
Open · checked 7d ago

About this role

Based in London, the Senior Data Scientist - B2B role at Trainline sits within the Trainline Partner Solutions team and suits an experienced analytical professional looking to drive product strategy through data. This position offers a chance to shape B2B rail travel solutions across the UK and Europe using advanced analytics and experimentation.

Role Overview

Trainline is hiring a Senior Data Scientist to join its B2B division, Trainline Partner Solutions, located in London. The position involves embedding within a cross-functional product team to drive insights, measure value through experimentation, and define success metrics. The role operates under a hybrid work model requiring a minimum of 60% office attendance over a 12-week period.

Key Responsibilities

Build a deep understanding of product experiences and identify opportunities for growth
Actively contribute to the roadmap and goals of the product team
Drive regular cross-functional team reviews to measure progress toward established goals
Discover and articulate new product opportunities to help shape team direction
Support product experiments, launches, and growth via data-driven decision making
Define focus through metrics to enable broad learning from experimentation and release cycles

Requirements

Minimum of 5 years of commercial experience using data science and analytics to drive business decisions
Ability to distill and communicate results of complex analysis clearly to all levels, including senior management
Experience evaluating product engagement and measuring success through A/B testing and front-end data analysis
Ability to navigate complex and ambiguous data sets to derive clear insights and actionable results
Experience using AI to responsibly accelerate coding for analysis and automate day-to-day work processes
Strong presentation and communication skills using PowerPoint
Strong data visualisation skills using tools such as Tableau, Spotfire, or Power BI

Nice to Have

Expertise in predictive modelling, covering both parametric techniques such as logit and probit, and non-parametric techniques like random forest and neural networks
Familiarity with wider machine learning techniques such as clustering

Skills and Tools

SQL
Python
R
Tableau
AWS Athena
Spotfire
Power BI
PowerPoint

Salary and Benefits

Private healthcare and dental insurance
Generous work from abroad policy allowing work from abroad for 28 days
2-for-1 share purchase plans
EV scheme to reduce carbon emissions
Extra festive time off and family-friendly benefits
Transparent pay bands and personal learning budgets with regular learning days

About the Company

Trainline is Europe's leading independent rail platform, empowering greener travel choices by connecting people and places across mobile apps, websites, and B2B partner channels. The company employs over 1,000 people from more than 50 nationalities across multiple European cities, including London, Paris, and Madrid. Trainline operates on core values that include thinking big, owning it, travelling together, and doing good.

How to Apply

Candidates should apply directly on the official Trainline company careers page.

Skills and tech stack

Questions candidates ask

Where is this job located?

This role is based in London, operating under a hybrid model that requires working from the office a minimum of 60% of the time over a 12-week period.

How many years of experience are required?

The position requires 5+ years of commercial experience using data science and analytics to drive business decisions.

What team will I be working in?

You will be embedded within Trainline Partner Solutions, which is the B2B arm of Trainline providing rail travel solutions for businesses, travel retailers, and rail carriers.

What tools and technologies are part of the tech stack?

The tech stack includes SQL, Python, R, Tableau, and AWS Athena, along with visualisation tools like Spotfire and Power BI.

What benefits are provided?

Benefits include private healthcare and dental insurance, a 28-day work from abroad policy, 2-for-1 share purchase plans, an EV scheme, extra festive time off, family-friendly benefits, personal learning budgets, and transparent pay bands.

Ready to apply?

The application is on the official trainline careers page.

Apply on company site