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Data Engineer

RewardLondon, England, United Kingdom

22 days ago

Job type

Full-time

Job description

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At Reward, data is at the core of everything we do — from powering real-time insights to driving smarter customer loyalty. As we scale globally, we’re on the lookout for a curious, driven Data Engineer to help us shape the future of our data platform.

What you’ll be doing :

Building and optimising data pipelines in a cloud-first environment (AWS)
Collaborating with business stakeholders (tech & non-tech) to deliver smart, scalable reporting and data solutions
Migrating and modernising ETL processes and data warehouses for reporting and monetisation
Creating well-documented, efficient code in SQL and Python
Implementing QA processes and supporting the business with both regular and ad hoc data deliverables

Tech you’ll work with :

SQL Server (SSIS, SSRS, SSAS)

Python

AWS stack – Glue, Lambda, S3, EC2, Jupyter

Excel (PowerPivot, VBA, lookups, advanced formulas)

You’ll also :

Collaborate closely with our Data Engineers and Product Owner

Own your solutions end-to-end, from design through deployment

Help ensure clean, scalable, and well-tested code

Drive automation that saves time and cost across the business

Contribute to a data culture where quality, collaboration, and impact come first

What you bring :

2+ years of hands-on experience with large relational databases (500K+ customers)

Deep knowledge of relational database concepts and performance optimisation

Strong SQL and Python skills

Experience designing in cloud environments — ideally AWS

A collaborative mindset and the ability to translate business needs into technical specs

Bonus : knowledge of BI tools, domain experience in retail / marketing / loyalty, or a background in a quantitative discipline

You’ll join a high-growth, high-impact environment where your work directly supports strategic decision-making and product innovation. We believe in clean code, open collaboration, and building best-in-class data infrastructure that scales with us.

Must have the right to work in the UK

We’re a friendly team with strong values and plenty of team socials!

Ready to join a team where data drives everything? Apply now or message us for more details.

Seniority level

Mid-Senior level

Employment type

Full-time

Job function

Information Technology

Industries

Advertising Services, IT System Data Services, and Data Infrastructure and Analytics

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Data Engineer • London, England, United Kingdom