Data Tech Lead

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

Job Introduction

Here at Selfridges our customers are at the heart of everything we do, and we want to be known for delivering the best, most extraordinary experiences that keep our customers coming back. We are on a journey to build flexible, innovative technology platforms that create inspiring and effortless experiences across all our customer touchpoints.

Our Engineering team plays a central role in shaping these digital experiences, our e-commerce and digital platforms are central to creating innovative, customer‑centric experiences. As we grow, we are looking for talented, curious individuals to join us, bring their unique perspectives, and help reimagine our digital platforms to new heights.

This is a hybrid role working from home and our offices in either London or Leicester.

A Bit About The Role

We’re looking for a Tech Lead to help evolve Selfridges’ Enterprise Data Platform (EDP), the foundation that powers insights, personalisation, and data‑driven decision‑making across the business.

In this role, you’ll be a leader in shaping the technical direction for our Snowflake‑based data ecosystem while supporting the Architecture function. You’ll work across Python, AWS, and Salesforce Data Cloud, helping to design, build, and optimise the pipelines and integrations that connect our digital, store, and enterprise systems.

Alongside your technical delivery, you’ll indirectly manage a team of engineers, helping them grow their skills and ensuring best practices are embedded across the team. You’ll collaborate closely with architects, analysts, and product teams to deliver secure, performant, and scalable data solutions that enable world‑class experiences for our customers.

Key Responsibilities

• Lead and contribute to defining the technical direction and standards of the Enterprise Data Platform in collaboration with architecture and engineering leads
• Support the Architecture function in designing scalable data models and integration patterns
• Lead by example through hands‑on design and development of data pipelines in Python,SQL, and AWS services(Lambda, Glue, Step Functions, S3)
• Help evolve and maintain the Snowflake environment, focusing on optimisation, governance, and performance
• Collaborate on integrations between Snowflake, Salesforce, and enterprise systems, including future Salesforce Data Cloud enablement
• Partner with Power BIand analytics teams to ensure data reliability and accessibility for dashboards, insights, and reporting
• Work with DevOps and Platform Engineering to enhance CI/CD, observability, and automation practices for data workloads
• Drive a strong focus on data quality,reusability, andperformanceacross all ingestion and transformation layers
• Collaborate across squads and domains to align data platform delivery with Selfridges’ wider digital and customer experience strategies

A Bit About You

• Experienced data engineer or technical lead, ideally with previous line management or mentorship experience as you will in directly manage teams
• Strong hands‑on experience with Snowflake and AWS data services(Lambda, Glue, Step Functions, S3, SNS/SQS)
• Proficient in Python and SQL, building reliable and maintainable ETL/ELT pipelines
• Solid understanding of data modelling(dimensional, star schema, or modern data mesh concepts)
• Experience integrating with Salesforce (CRM, APIs, or Data Cloud)
• Familiar with Power BI or similar BI tools for downstream analytics and reporting
• Knowledge of CI/CD,infrastructure as code(Terraform or CDK), and modern observability tooling
• Skilled communicator and collaborator, able to work effectively with architects, product managers, and cross‑functional teams
• Passionate about engineering excellence,team development, and delivering data solutions that drive real business impact
• Enthusiastic about mentoring and supporting engineers’ growth, with a track record of building high‑performing teams

Desirable

• Experience with dbt, Airflow, or Dagster
• Familiarity with event‑driven architectures(EventBridge, Kafka, SNS/SQS)
• Exposure to data governance,security, and compliance frameworks
• Background inretail, loyalty, or customer data platforms
• Experience working with or implementingSalesforce Data Cloudintegrations
• Awareness ofAI/ML data readinesspractices, including feature engineering, dataset curation, and model-serving pipelines
• Familiarity withSnowflake Cortex,AWS Bedrock, or other cloud‑native AI/ML services for data enrichment and automation
• Interest in emergingGenAI and LLMuse cases for personalisation, recommendation systems, and intelligent automation

Selfridges