Lead Data Engineer

About the role

We are looking for a Lead Data Engineer to own the end‑to‑end data pipeline for Paid Media Insights at Better Collective. You will be responsible for the freshness, reliability and cost of all paid‑media data models and will lead a small team of engineers in a hybrid London environment.

Key responsibilities

• Design, build and maintain the user‑level paid‑media model that combines ad spend, affiliate revenue and CRM data.
• Ingest and adapt to changing paid‑media source APIs, ensuring schema churn is handled smoothly.
• Own the domain’s data models from staging to analytical marts and the semantic layer that powers business decisions.
• Implement reverse ETL pipelines to feed conversion data back into ad platforms.
• Mentor and guide a group of data engineers, set technical standards and review their work.
• Collaborate with the central data platform team to influence golden paths and platform standards.

Required profile

• Strong sense of ownership, willing to manage both glamorous and boring parts of the data stack.
• Ability to break complex, messy paid‑media data into simple, business‑friendly models.
• Enjoys mentoring peers and providing technical guidance.
• Comfortable working closely with marketers, analysts and platform engineers.
• Experience using AI‑enabled tooling or agents in data engineering workflows.

Required skills

• MotherDuck / DuckDB
• dbt
• Dagster
• DLT
• Python
• SQL
• AWS
• Reverse ETL and semantic‑layer tooling

What we offer

• International, fast‑growing company with a flat organisational structure.
• Hybrid working model with flexible hours.
• Private health insurance, lunch, snacks, gym access and regular social events.
• Opportunities to take on broad responsibilities and grow your career.