Senior Data Engineer – Digital & Behavioural Telemetry

Tech that takes you places

We’re CarTrawler, the global travel tech company behind seamless connections between people, places and possibilities. From powering car rental to creating smarter ways to move, we make travel smoother for millions worldwide. Our culture is built on curiosity, collaboration and craic where every idea counts and every journey matters. Ready to make an impact?

Let’s go places together.

The Senior Data Engineer – Digital & Behavioural Telemetry owns the engineering and evolution of the digital behavioural and telemetry data that explains how customers interact with CarTrawler products and partner experiences. Sitting within Data Engineering, the role combines behavioural telemetry, web-engine telemetry, Real User Monitoring (RUM) and conversion data with practical standards for instrumentation, event contracts and governed downstream use.

The role works closely with Product & Technology engineering teams to ensure new features, products and journeys produce consistent, contextualised data enabling analytics. Working with Data Engineering to turn signals into reusable data products and certified metrics. The role provides senior technical ownership for the digital & behavioural telemetry domain, operating within the Data Engineering platform architecture. Working with product and domain teams to convert trusted behavioural data and digital telemetry data into governed analytical products.

• 5-7+ years' experience in data engineering, digital analytics engineering, product telemetry or a related technical role, with evidence of senior ownership across production data products and cross-team delivery.

• Strong hands-on experience engineering digital behavioural or telemetry data in a production environment, using an event collection platform such as Snowplow, Adobe Experience Platform , Google Analytics or a comparable technology.

• Practical experience with event tracking and telemetry concepts such as schemas, enrichments, event contexts, processing pipelines and warehouse data models, including local development, debugging and testing approaches.

• Advanced SQL and strong Python skills, with hands-on experience using modern cloud data platforms and transformation tooling; such as Snowflake, dbt , AWS or similar technology stack.

• Experience designing event taxonomies, schemas, data contracts, versioning and metadata for web or product telemetry, including semi-structured JSON data.

• Strong understanding of digital analytics and conversion measurement, including behavioural funnels, search and booking progression, landing and entry-point performance, attribution, journey progression and behavioural KPIs.

• Experience modelling high-volume event data into reusable facts, dimensions and data products that support both detailed investigation and governed business reporting.

• Understanding of RUM(real user monitoring) and observability concepts including metrics, logs, traces, correlation, instrumentation and the relationship between technical performance and customer experience.

• Experience implementing data quality, automated testing, schema-change controls, privacy, classification, access, retention and lifecycle practices for telemetry or behavioural data.

• Strong stakeholder and partner communication skills, with the ability to explain complex event and telemetry data to analysts, engineers, product teams and non-technical consumers.

• Working knowledge of Git, CI/CD, automated testing and documentation practices, with a track record of improving engineering standards and enabling others to work independently.

We know that looking for a new job can feel a bit daunting but don’t let a touch of imposter syndrome hold you back. Even if you don’t tick every box, we’d still love to hear from you! Apply today to stay connected.

At CarTrawler, we’re proud to be an equal opportunities employer. We celebrate diversity and are committed to creating an inclusive environment for everyone. No matter your background, identity, or life experience, if you’re passionate about what you do, you’ll be welcomed here.