Data Tech Lead: Snowflake & AWS Data Platform

Selfridges; Greater London; Hybrid; GBP 90,000 - 130,000; Full time

Job summary

Selfridges is seeking a Tech Lead to evolve the Enterprise Data Platform, powering insights and data-driven decisions across the business. You will lead data pipelines in Python and AWS, shape architectural direction, and work with Salesforce Data Cloud.

You will mentor engineers, collaborate with architects, analysts, and product teams to deliver secure, scalable data solutions supporting world-class customer experiences.

Qualifications

• Experience leading data platform initiatives and mentoring engineers.
• Hands-on with Snowflake and AWS data services (Lambda, Glue, Step Functions, S3).
• Proficient in Python and SQL, building reliable ETL/ELT pipelines.
• Strong understanding of data modelling (dimensional, star, or data mesh).
• Experience integrating with Salesforce or similar CRM platforms.
• Familiar with Power BI or similar BI tools for analytics and reporting.
• Knowledge of CI/CD, infrastructure as code (Terraform or CDK), and observability tooling.
• Effective communicator and collaborator across architects, product managers, and cross-functional teams.
• Mentoring and growing high-performing data teams.

Responsibilities

• Define technical direction and standards for the Enterprise Data Platform with architecture and engineering leads.
• Design scalable data models and integration patterns in collaboration with Architecture.
• Lead hands-on development of data pipelines using Python, SQL, and AWS services.
• Maintain and optimise Snowflake environments with governance and performance focus.
• Coordinate Snowflake, Salesforce, and enterprise system integrations including Data Cloud enablement.
• Partner with Power BI and analytics teams to ensure data reliability for dashboards and reporting.
• Improve CI/CD, observability, and automation for data workloads with DevOps/Platform teams.
• Emphasise data quality, reusability, and performance across ingestion and transformation layers.
• Collaborate across squads to align data delivery with wider digital/customer strategies.

Skills

Python

SQL

ETL/ELT pipelines

Snowflake

AWS

Data modelling

CI/CD

Observability tooling

Mentoring

Leadership

Tools

Snowflake

AWS Lambda

AWS Glue

Step Functions

S3

Power BI

Terraform

CDK

Airflow

Dagster

Job description

Selfridges is seeking a Tech Lead to evolve the Enterprise Data Platform, powering insights and data-driven decisions across the business. You will lead data pipelines in Python and AWS, shape architectural direction, and work with Salesforce Data Cloud.

You will mentor engineers, collaborate with architects, analysts, and product teams to deliver secure, scalable data solutions supporting world-class customer experiences.