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Machine Learning Engineer at Trainline | London

Trainline

Full-time|On-site|London

About UsAt Trainline, we are committed to revolutionizing travel by fostering a sustainable future. Our platform empowers millions of travelers to discover and book the most cost-effective tickets across various carriers and fares, utilizing our highly-rated mobile app, website, and B2B partner channels.Join Us on Our Journey 🚄As Europe’s leading downloaded…

Mar 6, 2026

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Senior Finance Manager at Trainline | London

Trainline

Full-time|On-site|London

Join Trainline as a Senior Finance Manager, where you will play a pivotal role in shaping our financial strategies and driving operational excellence. You will lead a dynamic team, ensuring financial accuracy and compliance while enhancing our budgeting and forecasting processes. Your expertise will be instrumental in optimizing our financial performance, providing valuable insights to guide our business decisions.

Apr 9, 2026

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Innovative Machine Learning Engineer at Trainline | London

Trainline

Full-time|On-site|London

About UsAt Trainline, we are passionate advocates for sustainable travel, dedicated to creating a greener future. Our platform empowers millions of travelers to discover and secure the best value tickets across various carriers, fares, and journey options through our highly-rated mobile app, website, and B2B partner channels.As the number one downloaded rail app in Europe, we receive over 135 million monthly visits and facilitate £6.3 billion in annual ticket sales, collaborating with over 270 rail and coach companies across more than 40 countries. Our vision is to make travel as simple, seamless, eco-friendly, and affordable as possible.With our team of over 1,000 talented individuals from more than 50 nationalities, situated in London, Paris, Barcelona, Milan, Edinburgh, and Madrid, we are a proud FTSE 250 company focused on growth in the UK and Europe. Join us on this exciting journey!Machine Learning & AI at TrainlineMachine learning is integral to our mission at Trainline, enabling millions of customers to make smarter, more sustainable travel choices daily. Our ML models enhance vital components of our platform, including:Advanced search and recommendation capabilities across our applicationsPricing and routing optimizations to help customers find the best faresPersonalized user experiences powered by intelligent AIData-driven digital marketing systemsAI agents enhancing customer supportOur machine learning teams manage the entire delivery lifecycle from ideation to production, collaborating closely with stakeholders to deepen the understanding and impact of machine learning and AI throughout the organization.About The RoleWe are seeking a Machine Learning Engineer to help shape the future of train travel. You will be part of a high-performing, technically adept community of Machine Learning Engineers, Data Scientists, and Data Engineers, tackling complex challenges using innovative approaches.

May 1, 2026

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Senior Product Manager - Trainline TPS

Trainline

Full-time|On-site|London

Role overview Trainline is looking for a Senior Product Manager to join the TPS team in London. This role leads the direction of travel technology products, working closely with teams across the business to set product vision and strategy. What you will do Define and maintain product roadmaps for the TPS area Prioritize features based on business goals and user needs Work with engineers, designers, and stakeholders to deliver valuable updates Gather and analyze customer feedback, turning it into practical product improvements

Apr 16, 2026

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Data Engineer

Trainline

Full-time|On-site|London

Join Trainline as a Data Engineer and become an integral part of our dynamic data team. In this role, you will leverage cutting-edge technologies to build and maintain robust data infrastructure that supports our mission of providing seamless travel solutions. Your expertise will contribute to optimizing data pipelines, ensuring data quality, and delivering actionable insights that drive strategic decisions.

Apr 2, 2026

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Strategic Business Development Manager, B2B at Trainline | London

Trainline

Full-time|On-site|London

About UsAt Trainline, we are advocates for rail travel, dedicated to creating a sustainable future for all travelers. Our platform empowers millions to discover and book the most cost-effective ticket options across various carriers through our award-winning mobile app, website, and B2B partner networks.Join Us on Our Journey As Europe’s leading rail app, we boast over 125 million monthly visits and an impressive £5.9 billion in annual ticket sales. We partner with more than 270 rail and coach companies across over 40 countries, striving to make travel straightforward, eco-friendly, and affordable.With our headquarters in London and teams spanning across Paris, Barcelona, Milan, Edinburgh, and Madrid, we are a FTSE 250 company fueled by a diverse team of over 1,000 professionals from 50+ nationalities. As we continue to expand our footprint in the UK and Europe, now is an excellent time to join our high-speed journey.About Trainline Partner SolutionsThe Strategic Business Development Manager role is positioned within the B2B Distribution’s Channel Partners & Business Development Team at Trainline Partner Solutions. Here, we collaborate with Online Booking Tools (OBT) and Global Distribution Systems (GDS) to provide access to rail content across multiple markets, enabling Travel Management Companies (TMC) and their corporate clients to book rail travel effortlessly.As the Strategic Business Development Manager, you will play a crucial role in nurturing and expanding relationships with key channel partners. This position encompasses managing existing accounts while also driving new sales opportunities through these partnerships, specifically focusing on the DACH region.You will act as the primary liaison between Trainline and our partners, facilitating strategic relationships to ensure a mutually beneficial rail offering. Key responsibilities include identifying, negotiating, and securing new opportunities, collaborating with channel partners to enhance rail bookings, and exploring new leisure travel markets such as OTAs, MaaS, and Tour Operators.

Jan 22, 2026

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Junior Ruby Engineer - London

Trainline

Full-time|On-site|London

Join our dynamic team at Trainline as a Junior Ruby Engineer! This is an exciting opportunity for those looking to kickstart their career in software development. You will collaborate with a talented group of engineers to design, develop, and maintain innovative applications that streamline travel for millions of users.As part of our London-based team, you will be immersed in a culture of learning and growth, where your contributions will have a real impact on our products and services. We are looking for a passionate individual who thrives in a collaborative environment and is eager to learn from experienced developers.

Mar 13, 2026

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AI Transformation Lead for People at Trainline - 12 Month FTC

Trainline

Full-time|On-site|London

Trainline connects millions of travelers with rail and coach tickets across Europe through its app and website. The company partners with over 270 operators in 40 countries, supporting more than 135 million monthly visits and £6.3 billion in annual ticket sales. Trainline’s commitment to a sustainable future shapes its mission to make journeys simpler, greener, and more affordable. Headquartered in London and listed on the FTSE 250, Trainline employs over 1,000 people from more than 50 nationalities, with offices in Paris, Barcelona, Milan, Edinburgh, and Madrid. The business is growing its presence both in the UK and across Europe. Role overview This is a 12-month fixed-term contract based in London. The AI Transformation Lead for People will guide the adoption of AI within Trainline’s People function. The focus is on pinpointing high-value opportunities, shaping practical solutions, and integrating AI-driven tools and processes into daily People operations. Collaboration is central in this position, which bridges the People, Technology, and Data teams. The aim is to transform work across the employee lifecycle by introducing AI, automation, and agent-based workflows. This work is intended to increase efficiency, enhance employee experience, and free up resources for more strategic initiatives. What you will do Review People processes, systems, and workflows to identify valuable opportunities for AI implementation. Create and deliver an AI roadmap focused on outcomes, with an emphasis on speed and business impact. Partner with People leadership to select and prioritize a portfolio of AI use cases. Promote AI adoption in the People function and ensure alignment with Trainline’s broader AI strategy.

Apr 24, 2026

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Data Analyst at carwow | London

carwow

Full-time|On-site|London

Join our dynamic team as a Data Analyst at carwow, where we are dedicated to revolutionizing the car buying experience. As a Data Analyst, you will play a crucial role in interpreting complex data sets and providing actionable insights that drive our business strategy.

Mar 25, 2026

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Director of Machine Learning Engineering

Trainline

Full-time|On-site|London

Join Trainline as the Head of Machine Learning Engineering, where you'll lead our innovative machine learning initiatives. In this pivotal role, you will spearhead the development and implementation of advanced ML solutions that enhance our customer experience and optimize our operations.

Mar 13, 2026

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Senior Information Security Risk Analyst

Trainline

Full-time|On-site|London

Trainline connects millions of travelers with rail and coach tickets, offering a range of options through its app, website, and B2B channels. With a focus on making travel simpler and more sustainable, Trainline partners with over 270 transport companies in 40 countries. The company processes more than 135 million visits monthly and handles £6.3 billion in ticket sales each year. Headquartered in London and present in major European cities, Trainline's team includes more than 1,000 people from 50+ nationalities. The Security team works to strengthen risk management as technology and AI risks change. Collaboration with teams across the business helps keep systems and data secure. Role overview The Senior Information Security Risk Analyst, based in London and reporting to the GRC Manager, will play a key role in advancing Trainline’s security risk management program. This position focuses on addressing both established and emerging risks, particularly those related to AI and cloud technologies. What you will do Manage information security risks, including traditional cyber threats and AI-specific risks such as data quality and model bias. Align risk management activities with Trainline’s business risk appetite. Work with Engineering, Data Science, Legal, and Internal Audit teams to maintain a broad perspective on information, cyber, and AI risks. Promote strong risk governance in a cloud-first, AI-driven environment. Conduct risk assessments for both existing and new AI use cases. Collaboration This role requires frequent interaction with both technical and business teams. The aim is to make sure risk management practices are practical and integrated into daily operations.

Apr 23, 2026

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Data Analyst at arq | London

arq

Full-time|On-site|London

About the Role arq is seeking a Data Analyst in London to help turn raw data into practical insights. This position supports decision-making and operational improvements across the company. What You Will Do Collect, process, and analyze data from multiple sources Translate findings into clear, actionable recommendations Work closely with teams across the business to ensure strategies are informed by data Who We’re Looking For Strong attention to detail Ability to explain complex data insights in straightforward terms Collaborative approach to working with colleagues from different departments This is a chance to build your analytical skills while contributing to an innovative company based in London.

Apr 15, 2026

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Data Analyst at Zopa | London

Zopa

Full-time|On-site|London

Join Zopa as a Data Analyst and be part of a dynamic team that drives data-driven decision making. As a key member of our analytics department, you will analyze complex datasets to provide actionable insights that shape our products and services. Your expertise will help us enhance customer experience and optimize our operations.

Apr 30, 2026

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Principal Data Analyst at loveholidays | London

loveholidays

Full-time|On-site|London

Why Join the Technology Team at loveholidays?At loveholidays, we strive to innovate and lead the way in making travel accessible to all. Our mission is to provide customers with endless choices, unmatched convenience, and exceptional value for their vacations. Our technology team is the driving force behind our position as a personal holiday advisor, ensuring a smart and effortless getaway experience.Our technology is integral to our vision of becoming the global leader in packaged holidays. We are committed to pioneering cutting-edge innovations and achieving technical excellence that secures our future. Our systems manage trillions of holiday offers daily, enabling thousands of requests per second. Here, you can enhance your career by tackling complex challenges and expanding your expertise.Join us to make a meaningful impact in this exciting new chapter where you can take ownership of your success while contributing to our collective goals. We actively engage in discussions about technology and uphold key technology principles that have shaped our journey so far. As we expand our reach across Europe, we are seeking the brightest minds and the best technology to achieve our ambitious goals.The Impact You Will Make:Reporting directly to the Head of Analytics, the Principal Data Analyst will lead a high-performing team dedicated to delivering analytical solutions that address strategic questions, assess performance, and inform daily decision-making.Your Daily Responsibilities:Oversee a team of two analysts collaborating across various stakeholder groups, including operations, commercial, and platform.Serve as the primary analytics partner for the Supply domain, which is the commercial and technical engine that crafts the ideal holiday experience for our customers.Enhance the analytical influence on our strategic and tactical decisions, utilizing data to gain insights on performance optimization for both suppliers and customers.Establish benchmark standards for high-quality visualizations and reports using Looker and Looker Studio.Collaborate with stakeholders to develop measurement frameworks that reveal how our systems deliver value and identify opportunities for improvement.

Mar 11, 2026

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Senior Engineering Manager - Media

Trainline

Full-time|On-site|London

About UsAt Trainline, we are dedicated to revolutionizing travel by creating a greener and more sustainable future. We empower millions of travelers to discover and book the most cost-effective tickets across various carriers through our highly acclaimed mobile app, website, and B2B partner channels.Your Journey Begins with Trainline As the most downloaded rail app in Europe, we cater to over 125 million monthly visitors and facilitate £5.9 billion in annual ticket sales, collaborating with over 270 rail and coach companies across 40+ countries. Our goal is to make travel simple, seamless, eco-friendly, and affordable.Currently, we are a FTSE 250 company, powered by a diverse team of over 1,000 Trainliners from more than 50 nationalities, with offices in London, Paris, Barcelona, Milan, Edinburgh, and Madrid. With a strong focus on growth across the UK and Europe, now is the ideal moment to join us on this exciting journey.Position Overview: Senior Engineering Manager - Media at TrainlineWe are on the lookout for a Senior Engineering Manager within our New Business division, responsible for leading our Media teams across Ads, Perks, and Sponsored Search. This pivotal role is central to our non-fee revenue strategy, aimed at optimizing and increasing revenue while enhancing the user experience. We strive to ensure that media placements feel organic, contextually relevant, and thoughtfully targeted, providing value to both our customers and partners. Our teams operate within highly collaborative squads that combine Engineering, Product, Data Science, Design, and Commercial expertise, where innovation and teamwork are fundamental to our approach to development. We seek a leader who can foster technical excellence, empower team members, and harmonize commercial objectives with a customer-centric mindset.As a Senior Engineering Manager at Trainline, You Will... Guide multiple teams and their Engineering Managers, facilitating their career growth through coaching and performance management.Oversee complete project delivery, ensuring timely and high-quality execution from planning to delivery.Collaborate closely with Product, Design, Data Science, and business stakeholders to align technical execution with business goals, leveraging domain expertise to guide teams.

Feb 4, 2026

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Director of Security Engineering & Operations

Trainline

Full-time|On-site|London

About UsAt Trainline, we are passionate about rail travel and dedicated to creating a more sustainable future for travelers. Our platform helps millions of users discover and book the most affordable tickets across various carriers and fares through our user-friendly mobile app, website, and B2B partnerships.Join the Journey with Trainline As Europe’s leading rail app, with over 135 million monthly visits and £6.3 billion in annual ticket sales, we collaborate with more than 270 rail and coach companies in over 40 countries. Our mission is to simplify travel, making it seamless, eco-friendly, and cost-effective.We are a FTSE 250 company, powered by a diverse team of over 1,000 talented individuals from more than 50 nationalities, based in cities such as London, Paris, Barcelona, Milan, Edinburgh, and Madrid. With our focus on growth across the UK and Europe, it’s an exciting time to be a part of our journey.Security at Trainline We are seeking an experienced Head of Security Engineering & Operations to enhance our security framework in a dynamic, product-driven environment. This pivotal role ensures that security drives innovation by integrating practical, scalable, and secure-by-design principles into all our processes.You will manage a multidisciplinary team that encompasses Security Operations, Product Security, Cloud Security, and Identity & Access Management, collaborating closely with engineering, product, legal, and platform teams to safeguard our customers, partners, and business interests. This role combines strategic leadership with hands-on operational expertise.Key Responsibilities as the Head of Security Engineering & Operations Establish and implement the Security Engineering & Operations strategy, ensuring alignment with business and technology objectives while promoting a culture of responsibility and continuous improvement.Build, lead, and nurture a high-performing, cross-functional team across Security Operations, Product Security, Cloud Security, and Identity & Access Management.Oversee and enhance security capabilities such as detection and response, secure software development, cloud security, and identity lifecycle management, ensuring effective controls are in place.

May 1, 2026

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Marketing Data Analyst at OakNorth | London

OakNorth

Full-time|On-site|London

About OakNorthAt OakNorth, we are dedicated to empowering the most ambitious businesses in the UK. Since our inception in 2015, we have provided over $21 billion in funding across the UK and US, facilitating the creation of more than 58,000 new homes and 36,000 new jobs, while also supporting hundreds of thousands of personal savers and contributing to the growth of the UK economy.As we continue to expand our offerings across various products and customer segments, effective communication and precise measurement are vital. Our marketing team plays a pivotal role in articulating our value proposition, driving customer adoption, and enhancing commercial performance across the bank.The RoleWe are in search of a Marketing Data Analyst to join our dynamic Marketing team. This role is essential in enabling growth across OakNorth’s Lending, Business Banking, and Personal Savings products through actionable insights, data-driven strategies, and effective measurement frameworks.This is a hands-on analytics position that is crucial for understanding and optimizing marketing and commercial performance. You will collaborate closely with the Marketing, Product, Commercial, and Finance teams to provide commercial intelligence, performance analysis, and platform optimization, which will enhance unit economics, refine go-to-market strategies, and accelerate growth.You will take ownership of key aspects of marketing data and analytics, including attribution and reporting, experimentation, and generating insights that empower teams to identify successful strategies, allocate resources wisely, and scale effectively.

Feb 20, 2026

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Reference Data Analyst at Point72 | London

Point72 Asset Management, L.P.

Full-time|On-site|London

Join Point72, a leading global asset management firm, as a Reference Data Analyst. In this role, you will be responsible for ensuring the integrity and accuracy of our reference data, which is crucial for making informed investment decisions. You will work closely with various teams to gather, analyze, and validate data sources.Your analytical skills will be key in this position, as you will identify discrepancies and implement solutions to maintain data quality. Collaborating with cross-functional teams, you will contribute to the enhancement of data processes, ensuring compliance with industry standards.

Mar 10, 2026

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Data Analyst - Marketing at Perk | London

Perk

Full-time|On-site|London

Join Our TeamAt Perk, we are seeking a skilled Data Analyst to join our innovative marketing team. In this key role, you will manage and analyze data to generate actionable insights that inform our strategic initiatives. Your contributions will be crucial in enhancing our marketing efforts and driving impactful decisions within the organization.Your Responsibilities:Collaborate with fellow Data Analysts, Analytics Engineers, and Data Engineers to leverage quantitative analysis in shaping Perk’s marketing strategies.Utilize data visualization tools to present findings that facilitate strategic decision-making.Monitor key performance indicators and provide regular reports to enhance marketing effectiveness.Engage with various stakeholders to identify data needs and ensure alignment with business objectives.This role is designed for individuals who are passionate about data and its capacity to drive business success. If you are eager to make a real impact at Perk, we invite you to apply!

Jan 9, 2026

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Data Analyst at CapiMoney | London

CapiMoney

Full-time|On-site|London

Join Our Dynamic Team!CapiMoney is on a mission to revolutionize the financial infrastructure for trade in emerging markets.With over $18M in funding from elite investors including Creandum, Y Combinator, and General Catalyst, our goal is to facilitate seamless global trade and empower local businesses to thrive.We are committed to fostering economic growth by making the global financial system more equitable and accessible. Our innovative platform simplifies the payment process for importers, enabling rapid business expansion and job creation.Our diverse team of around 80 professionals across 10 countries is driven, ambitious, and passionate about making a real difference. We invite you to be part of our journey!Explore CapiMoney's mission & values.About the Role:This is an exciting opportunity to join us at a crucial phase of our growth as the second member of our data function. You will have the autonomy to influence the team’s direction, lead critical projects from the outset, and collaborate closely with our Data Lead to establish a strong foundation.As part of our central Data team, you will provide impactful analytics that drive informed decision-making across the organization. Your primary responsibility will be to equip teams with the insights and tools necessary for optimal performance.

Mar 16, 2026

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