Jobs at Trainline

Design and deliver marketing measurement using Python, causal inference and geo-experiments. Combine multiple data sources, translate findings into commercial recommendations, manage simultaneous projects, and partner with marketing and analytics to improve measurement capability.

Associate Product Manager on Trainline's Mobile Platform team owning the mobile CI/CD experience and release management. Run discovery with internal developer users, improve platform reliability, monitoring and alerting, prioritise the squad backlog, and enable product teams to unlock opportunities from iOS and Android advances. Use data to measure platform health and communicate priorities to stakeholders while contributing to roadmap direction.

Own the roadmap for the Distribution Global API product, lead discovery and delivery of partner-focused booking and servicing features, define OKRs/KPIs, work with engineering, data, commercial and UX, engage B2B partners, and scale distribution capabilities to improve partner experience and market reach.

Lead multiple engineering teams to drive platform modernization and adopt AI workflows. Partner with stakeholders, balancing strategy and operational excellence.

As a Technical Account Manager, you will manage a portfolio of strategic customers, enhance their engagement with Trainline, ensure operational excellence, and build long-term relationships that drive customer success and revenue growth.

As the Head of Machine Learning Engineering, you will define the ML strategy, lead teams, deliver scalable solutions, and shape AI governance for enhanced customer travel experiences.

As a Technical Account Manager, you will manage strategic customer accounts, driving success through guidance and solutions in a dynamic rail industry environment.

Lead strategy for customer monetisation across pricing, subscriptions, loyalty and bundles. Build commercial cases, define premium propositions, design test-and-learn frameworks, and influence senior stakeholders while partnering with Product, Marketing, CRM, Finance and Data to drive sustainable customer growth and lifetime value.

As a .NET Engineer at Trainline, you will develop features, ensure code quality, mentor team members, and manage the development lifecycle.

Partner with senior Technology and Data leaders to design and deliver people strategies, drive organisational design and change, use workforce data and engagement insights, coach leaders on performance and capability, improve People processes (including AI/automation adoption), and collaborate across People Centres of Excellence to enable high-performing teams.

Build, deploy and optimise high-volume multi-channel CRM campaigns in Braze using Liquid, regex and HTML/CSS. Collaborate with data, engineering and campaign teams to target segments, ensure accurate personalization, track campaign performance, troubleshoot platform issues, document processes and provide insights to improve engagement and conversion.

The Senior Backend Engineer will develop features, improve code quality, mentor others, and manage the development lifecycle while focusing on customer priorities and technical decisions.

Lead Ads Strategy & Operations to scale Trainline Advertising: shape go-to-market plans, create sales enablement, set ad delivery and measurement standards, manage ad tech stack and partner relationships, and lead Operations, Account Management and Client Success to drive retention, growth and commercial targets.

Join Trainline as a mid-level Site Reliability Engineer to improve platform reliability and observability, participate in incident response and on-call rotation, build and maintain monitoring/alerting, support AWS-hosted infrastructure using IaC and CI/CD (Terraform, GitHub Actions), collaborate with product teams, and write scripts and tooling to improve reliability and scalability.

Build and improve Trainline's infrastructure platform using Terraform and AWS, automate tasks with Node.js/Python, apply secure-by-default principles, test and deploy via CI/CD, collaborate with platform and engineering stakeholders, and deliver reliable, maintainable infrastructure changes.

Own day-to-day ad campaign trafficking, QA, monitoring and optimisation in Google Ad Manager. Troubleshoot delivery and tracking issues, produce performance reporting, and use AI and automation to improve processes and scale operations while partnering with Account Management, Ad Sales, Product, Engineering and Data.

Lead design for Trainline's New Business expansion into hotels, car hire, insurance and advertising. Build and hire a UX team, run rapid prototyping and experimentation, embed AI in design practice, define research roadmaps, and ensure new verticals integrate coherently with the core Trainline product.

Manage monthly reporting, analysis and commentary for assigned areas; support month-end journals, reconciliations and balance sheet control; partner with stakeholders on budgeting, forecasting and commercial accounting; assess contract accounting treatments; drive process improvements and automation across Finance.

Design, build and operate backend services in C#/.NET; own full development lifecycle, mentor teammates, improve reliability, observability, CI/CD, and scale microservices across AWS.

Design, implement and improve Trainline's infrastructure platform using Terraform and AWS. Build automation and tooling in Node.js or Python, enforce secure-by-default cloud patterns, test and deploy via CI/CD, mentor mid-level engineers, collaborate across teams, and manage multi-account, multi-region, and enterprise-scale platform concerns to deliver reliable, scalable infrastructure.