5 of 5 Parquet Jobs in London

with analysts and AI engineers to deliver robust and reusable data products Manage data lakes and warehouses using formats such as Delta Lake and Parquet Implement best practices for data governance, performance, and security Continuously evaluate and adopt new technologies to evolve the organisation's data platform Provide technical ...

with analysts and AI engineers to deliver robust and reusable data products Manage data lakes and warehouses using formats such as Delta Lake and Parquet Implement best practices for data governance, performance, and security Continuously evaluate and adopt new technologies to evolve the organisation’s data platform Provide technical ...

data collection Solid understanding of data modelling best practices for analytics and dashboards Confidence working with large, complex datasets across multiple formats (CSV, JSON, Parquet, databases, APIs) Strong problem-solving skills and the ability to diagnose and resolve data issues Excellent communication skills and experience working with cross-functional ...

production) Ingest and normalise high-velocity, time-series datasets from multiple external sources Work heavily in Python with a modern columnar stack (Polars + Parquet/Arrow/PyArrow; DuckDB is a nice-to-have) Orchestrate workflows and improve reliability (they use Temporal — similar orchestration experience is fine … help drive delivery forward — including providing practical technical guidance to shape solutions What’s in it for you? Modern Python stack – Polars + Parquet/Arrow (DuckDB a plus) Ownership & impact – high visibility; you’ll influence performance and reliability directly Market/time-series exposure – complex financial datasets; learn ...