Head of Data Science, LTV

  • Full Time
  • London


Job title: Head of Data Science, LTV

Company: Trainline

Job description: Company Description

We are champions of rail, inspired to build a greener, more sustainable future of travel. Our purpose is our momentum. It makes us feel good because we know we’re doing good. As we lead the way to a greener future, we do it together. We’re all about connections – with each other, with our customers and with the world. Just as our platform brings the world together, it’s our ambition that connects us. We motivate each other to go beyond our limits, to experiment, to fail and to always grow.

With over 110 million visits every month to our platform and £4.3 billion in net ticket sales, we’re always innovating and making moves towards our final destination — a world where travel is as simple, seamless, and affordable as it should be.

And we couldn’t do any of it without our incredible people driving us forward. Today, we’re a FTSE 250 company that’s proudly home to more than 1000 Trainliners from over 60 nationalities across offices in London, Paris, Barcelona, Milan, Edinburgh, Berlin, Madrid and Brussels. It’s this diversity that energises us and makes us stronger, helping us to achieve amazing things.

With our sights firmly set on further European growth, there is no better time to jump on board this high-speed train and be part of our continued success.

Great journeys start with Trainline.

Job Description

Introducing Data Science at Trainline

Data Science is central to how we build products, delight our customers and grow our business. Our Data Scientists are embedded in cross-functional teams which exist across product and marketing. Data Scientists have a high degree of autonomy and are empowered to drive the success of their teams, using all data and techniques at their disposal.

As a Head of Data Science you will manage a team of highly functioning team of Data Scientists and Data Science Managers in the Growth pillar of Trainline. You will also be the joint lead of this cross functional pillar which comprises of ~150 people across Product, Engineering, Marketing and broader data functions.

The pillar itself is focused on driving the growth engine of trainline, with a large Marketing footprint across all major marketing channels operating in a heavily data driven way to acquire users, a portion of the team focused on driving up retention and LTV through marketing, CRM and onsite activities and portion of the team focused on driving up revenue per user through partnerships and advertising. Getting this growth loop working well is the key to Trainline’s success and this therefore represents an exciting opportunity in the team.

As a Data Science leader you are responsible for ensuring that your team is contributing to the short and long term decision making in all parts of the Growth pillar as they embed in teams, this could range from building out attribution models, LTV predictions, incrementality testing etc as well as guiding each team to set ambitious north star strategies and working towards these in a data driven way.

As a leader of the Growth pillar you will work with your Product, Marketing, Engineering and Commercial counterparts to set out the long term strategy for growth at Trainline and ensure we execute on this within the team whilst being responsible for communicating this vision and progress to it to senior leadership in the company. You will also have a close working relationship with Data Engineering, Machine Learning and BI teams as the data representative in the Pillar leads group to ensure all of data is working on the right problems to move Trainline forwards.

Management experience is required, as is a marketing experience with a history of driving growth using multiple levers and a strong history of being able to drive decisions with data and history of management.

Data science at Trainline exists within the wider data organisation as part of the tech org, and is complemented by data engineering teams, data platform teams, and ML teams for when deep ML and AI techniques are required. Our autonomous model creates a huge opportunity for personal influence and impact – as the data scientist on the team you will be actively driving innovation on the team by contributing to strategy, execution and continuous learning.

As a Head of Data Science at Trainline, you will…

Be responsible for influencing product, marketing and business outcomes, have the autonomy to make things happen and must obsess about having business impact. More specifically you will:

  • Lead a team of ~12 Embedded DS and Managers
  • Drive a high standard of work and hold a high bar for impact within your org
  • Mature how we achieve growth in a data driven way across your team
  • Lead, with your cross functional counterparts, the strategy and delivery of the Growth pillar of Trainline of ~130 people
  • Think big, clearly setting out a strategy and ensuring data driven execution

Qualifications

We’d love to hear from you if you have…

  • Proven experience in leading data driven teams in the growth and marketing space
  • Experience managing a data driven team and holding a high bar for analysis for 3+ years
  • Experience in driving growth in an online product for 6+ years
  • Experience setting the strategic direction and thinking big
  • Ability to distil and communicate results of complex analysis clearly and effectively to all levels including senior management
  • Experience of marketing evaluation and measurement of success. For example, running holdout/incrementality testing to evaluate campaign effectiveness or deploying new bidding models and understanding their impact
  • Ability to navigate data sets of varying complexity/ambiguity and conduct analysis to derive clear insights and actionable results
  • Strong PowerPoint and presentation/communication skills
  • Strong data visualisation skills using tools like Tableau, Spotfire, Power BI etc.
  • Knowledge of statistical techniques like econometric modelling (desired)
  • Tech Stack: SQL, Python, R, Tableau, Power BI, AWS Athena + More!

Additional Information

Why should you jump on board?

We pay special attention to learning and development and organise quarterly company learning days as well as offering a learning budget that can be put towards resources of your choice. We will cover the costs of your professional subscriptions and give you access to our very own learning platform.

At Trainline, we care about the wellness of our employees. We host puppy therapy sessions, in-office yoga and run Mental Health First Aider training courses as well as having an Employee Assistance Program as one of our many company benefits.

We regularly throw fun social events such pub quizzes, karaoke nights and our large-scale Summer and Winter Festivals every year. Additionally, we love hosting meetups in our amazing event spaces and having the opportunity to support internal and external community groups.

We also hold companywide hackathons and our annual Trainline Tech Summit, which provides Trainliners with an opportunity to stand up and share their story, learnings, or new skills with their colleagues in a safe environment.

Our flexi-first approach

We believe in the importance of a healthy work-life balance and the value of a flexible workforce. Our flexi-first approach outlines our commitment to a hybrid way of working and our expectations of Trainliners. A key part of what makes Trainline special is our people and the value we get from the buzz and energy of our workplaces, and that’s why we’re proud to offer the best of both worlds. In practice this means in–office attendance at least 40% of the time over a 12-week period for all Trainliners. These in-office days are typically team led to help us connect, collaborate and create together.

Our Values

  • Think Big – We’re building the future of rail
  • Own It – We care about every customer, partner and journey
  • Do Good – We make a positive impact
  • Travel Together – We’re one team

Interested in finding out more about what it’s like to work at Trainline? Why not check out what our employees say about us on ? You can also find out more information by following us on or our ‘Life at Trainline’ account.

We value open expression at Trainline, we believe it’s the diversity of experience, backgrounds and perspectives of our employees that makes us who we are. We encourage everybody to play a part in changing the way people travel across the world.

Expected salary:

Location: London

Job date: Thu, 22 Feb 2024 23:24:17 GMT

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