freehire launches on Product Hunt on 26 August.

Follow →

Data Engineer

Quant Data Engineer | London (Hybrid) | Up to £90K

We’re working with an established technology company in the sports/gaming sector, building predictive models powered by a wide and growing range of data inputs. It’s intricate, technically demanding work.

They’re looking for a Quant Data Engineer to join a small team working directly alongside quantitative modellers, ensuring they have reliable, well-structured, high-quality data for research and modelling. Strong focus on data quality, investigation and continuous improvement, turning complex, messy datasets into assets the business can depend on.

What you’ll be doing

  • Prepare and maintain research/modelling datasets, and investigate issues affecting model outputs
  • Improve data structure, usability and quality across analytical workflows
  • Assess new and existing data sources for viability and integration
  • Build and maintain Python-based data pipelines (ingestion, transformation, validation)
  • Maintain historical data assets and support migrations/backfills
  • Collaborate with engineers on upstream/downstream data flow improvements

Data Quality & Investigation

  • Own validation, reconciliation and monitoring across key datasets
  • Document data logic, transformations and assumptions; improve metadata and standardisation
  • Resolve anomalies and gaps with engineering and operations

What you’ll need

  • Strong experience as a Data Engineer, Research Data Engineer, or similar, working with complex datasets
  • Strong Python for data processing, investigation and workflow development
  • Excellent SQL and relational database experience, PostgreSQL preferred
  • Track record preparing, transforming and validating datasets for analytical/research use
  • Strong experience tracing data issues through pipelines and source systems
  • Comfortable working with messy, incomplete or evolving datasets
  • Nice to have: ClickHouse, BigQuery, Snowflake, Redshift or similar

Based in London, working a hybrid model (office time required a couple of days a week).

Benefits

  • private health & dental insurance
  • cycle to work scheme
  • enhanced parental and sick pay
  • above-standard holiday allowance

Quant Data Engineer | London (Hybrid) | Up to £90K

See also

Tailor your CV for this role?

We couldn't check your fit for this role — add a CV to your profile to see it next time.

A new version of freehire is available