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Trainline

Machine Learning Engineer

Hybrid

Part remote, part office, you need to live within commuting distance of a named location.

Hybrid · London

Employer listed it 3 months ago · Added yesterday

Been open since 3 months ago. Long-running listings are sometimes left up after the role is filled.

Salary

Not stated

Location

Hybrid · London

Timezone

Not stated

Contract

Full-time

Experience

Mid

Category

Data

This employer didn't state pay. Jobs like this usually pay around $110k–$200k a year, a typical range taken from 226 mid-level data roles on Nomaders that do state pay. It's a guide, not an offer.

Remote flexibility

Hybrid

This role is only partly remote, the employer expects time in the office around London, Hybrid, so you need to live within commuting distance.

What the employer says

  • Source listing states candidate location: "London, Hybrid"
  • Listing mentions "Hybrid"

What Nomaders makes of it

  • Not suitable if you plan to move between countries

The quotes above are the employer's own words; the reading is ours. Always check the original listing and employment terms before working from another country.

About the role

About us

At Trainline, our purpose is to empower greener travel choices, connecting people and places. Trainline enables millions of travellers to find and book the best value tickets across carriers, fares, and journey options through our highly rated mobile app, website, and B2B partner channels.

Great journeys start with Trainline đźš„

We’re Europe’s leading independent rail platform, helping millions of travellers find and book the best-value rail and coach journeys across our app, website and partner channels.

Our job is to make the green travel choice the best choice. By building a better train travel experience, we help more people choose rail - creating a positive impact for customers, our business and the planet.

We’re a team of more than 1,000 Trainliners from over 50 nationalities, working across London, Paris, Barcelona, Milan, Edinburgh and Madrid. Now is a brilliant time to join us and help shape the future of travel.

Introducing Machine Learning & AI at Trainline đź‘‹

Machine learning and AI are at the core of how Trainline is transforming travel, helping millions of customers make smarter, more sustainable journeys every day. Our ML models and AI solutions power critical aspects of our platform, including:

Advanced search and recommendations capabilities across our mobile and web applications

Pricing and routing optimisations to find the best fares for customers

Personalised user experiences enhanced by agentic AI

Data-driven digital marketing systems

AI agents improving customer support

Our machine learning teams own the complete delivery lifecycle from ideation to production. We work closely with stakeholders across the business to expand the understanding and impact of machine learning and AI throughout Trainline.

About The Role

We are looking for Machine Learning Engineers to join our team help shape the future of train travel. You’ll be joining a high-performing, deeply technical community of Machine Learning Engineers, Data Scientists, and Data Engineers to tackle complex problems by combining Trainline’s rich datasets with cutting edge algorithms. What unites our team is an expertise in the field, a love of what we do and the desire to create impactful solutions to support Trainline’s goals of encouraging sustainable travel.

As a part of Trainline you will be joining an environment where learning and development is top priority. You will have the opportunity to work with fellow ML & AI enthusiasts on large-scale production systems, delivering highly impactful products that make a difference to our millions of customers.

As a Machine Learning Engineer at Trainline you will... đźš„

Work in cross-functional teams combining data scientists, software, data and machine learning engineers, and product managers

Design and deliver machine learning models and/or AI solutions at scale that drive measurable impact for Trainline

Own the full end-to-end machine learning delivery lifecycle including data exploration, feature engineering, model selection and tuning, offline and online evaluation, deployments and maintenance

Partner with stakeholders to propose innovative data products that leverage Trainline’s extensive datasets and state of the art algorithms

Create the tools, frameworks and libraries that enables the acceleration of our ML & AI products delivery and improve our workflows

Take an active part in our AI and ML community and foster a culture of rigorous learning and experimentation

Requirements

  • ·Experience with transport industry and/or geographical information systems (GIS)
  • ·Experience with cloud infrastructure
  • ·Experience with Large Language Models (fine tuning, RAG, agents)
  • ·Experience with graph technology and/or algorithms
  • ·More information:

Benefits

No benefits package published with this listing. Ask about it at first interview.

How to apply

  1. 1Check the flexibility label above, hybrid, matches where you plan to live and work.
  2. 2Tailor your CV to the role at Trainline, mentioning your remote working experience.
  3. 3Apply directly on the employer's careers page using the button below. Nomaders never handles your application.

Found 1d ago. Last checked 23 Sept. Always confirm the details on the original posting, salary and location can change after publication.

Listing sourced from Company boards.

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