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Principal Data Engineer

TrainlineLondon
On-site Full-time

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Experience Level

Senior

Qualifications

Qualifications:The ideal candidate will have extensive experience in data engineering, with a deep understanding of data architecture, scalable data solutions, and best practices in data management. A proven track record of successfully implementing ML and AI projects is essential. Strong collaboration skills, excellent problem-solving abilities, and a proactive approach to identifying and addressing challenges are crucial for this role.

About the job

About Us

At Trainline, we are passionate advocates for rail travel, dedicated to crafting a sustainable and eco-friendly travel future. Our platform empowers millions of travelers to discover and reserve the most cost-effective tickets across various carriers and journey options via our award-winning mobile app, website, and B2B partnerships.

Join the Journey with Trainline

As Europe's leading rail app, we boast over 125 million monthly visits and generate £5.9 billion in annual ticket sales. Collaborating with over 270 rail and coach companies across more than 40 countries, we aim to make travel simple, seamless, and affordable.

With our team of over 1,000 talented individuals from more than 50 nationalities, our offices span London, Paris, Barcelona, Milan, Edinburgh, and Madrid. With growth at the forefront of our mission in the UK and Europe, now is the ideal time to embark on this exciting journey with us.

The Data Engineering Team at Trainline

As a Principal Data Engineer, you will serve as a senior technical leader, working across various teams to instill best practices, elevate engineering standards, and drive ambitious data, ML, and AI projects.

You will proactively identify high-impact challenges across cross-functional squads, collaborating closely with Machine Learning Engineers (MLEs), ML Engineering Managers, and Product and Platform teams to create robust, scalable, and future-proof data foundations for ML-driven products, including our innovative Travel Assistant.

Embedded Data Engineering (Embedded DE) is a vital aspect of your role. You will integrate within ML-led teams, shaping architecture, guiding implementation, and ensuring alignment between Data Engineering and ML Engineering best practices across Trainline.

Key Responsibilities as a Principal Data Engineer:

  • Act as a technical authority across multiple teams, establishing standards and frameworks for data and ML-adjacent infrastructure.

  • Collaborate with ML teams to design, develop, and enhance data platforms that support AI and ML workloads.

  • Influence technical direction while not holding direct line management responsibility.

  • Partner with the Data Engineering team to drive excellence in data management practices.

About Trainline

Trainline is at the forefront of revolutionizing rail travel in Europe. As a leading platform, we are committed to sustainability and making travel accessible, affordable, and eco-friendly for millions. Our diverse team is dedicated to innovation and excellence, making Trainline the go-to choice for rail and coach travel.

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