Senior Data Engineer

Role: Senior Data Engineer

Location: London – The JJ Mack Building, 33 Charterhouse St, EC1M 6HA

Type of work: Contract

Mode of work: Hybrid – 2days Onsite in a week

JD:

Essential skills/knowledge/experience:

• Experience with AWS data stack (S3, EMR, EC2, etc.)

• PySpark

• Production-grade data pipelines

• Performance optimisation and large-scale data processing

• Snowflake

• Data modelling (RDV/BDV or similar patterns preferred)

• Query performance tuning

• DBT (or equivalent SQL transformation framework)

• Development of modular, testable data models

• Experience working in structured transformation frameworks (e.g. dbt, Grid-style approaches)

• CI/CD & DevOps

• Hands-on experience with GitHub Actions (or similar)

• Exposure to Infrastructure-as-Code (e.g. Terraform)

• Experience working in engineering-led environments with strong SDLC practices

• General engineering maturity

• Strong software engineering principles (testing, modularity, version control)

• Experience working in cross-functional product/data teams

• Ability to contribute to design and solutioning discussions