Senior Data Engineer - London

Datatech • London, London • Posted July 02, 2026

About the Role

Senior Data Engineer | London

Location: London (Hybrid 4 days in office: Monday, Tuesday, Wednesday)
Salary:** £55,000 £75,000 (DOE)
Ref:** J13073

A fast-growing AI SaaS company is building the data backbone behind its analytics and machine learning products and is looking for a Senior Data Engineer to take ownership of this critical layer.

You'll work at the centre of a modern, cloud-based data platform, designing scalable pipelines and data models that turn large, complex, and often messy datasets into reliable, production-grade data products.

A key requirement for this role is strong, production-level SQL expertise.

You'll be building and optimising complex SQL transformations at scale, ensuring data is accurate, performant, and trusted across analytics and ML use cases.

The environment is modern and cloud-first, with exposure to Spark, Snowflake, and BigQuery across AWS, GCP, and Azure.

You'll also collaborate closely with ...