Senior Data Warehouse Engineer

About Data at Holland & Barrett

Data is the beating heart at Holland & Barrett. Our data teams - comprised of Data Engineering, Data Warehousing, BI, Data Science and Product Analytics - are essential to enabling H&B's vision of becoming the world's leader in personalised wellness journeys.

Our mission is to provide access to quality data at the speed of thought and enable data-driven decision making across the organisation. Equally, our data teams build and deploy advanced data products delivetint a world-class user experience to our customers.

Join us in creating the future.

The Role

At Holland & Barrett, we're on a mission to make wellness a way of life for everyone. To do that, we need world-class data to power world-class decisions — and that's where you come in.

We're looking for a passionate Senior Data Warehousing Engineer to join our growing Data & Analytics organisation. You'll be part of the Data Warehousing team, working closely with Data Engineering, BI, Data Science and Product Analytics colleagues to shape the future of data at H&B.

About the Role

As a Senior Data Warehousing Engineer, you'll play a key role in building and scaling our data environment. From integrating raw data sources — such as sales, supply chain and clickstream data — to designing data models that enable everything from BI reporting to customer segmentation and content personalisation, your work will directly influence how H&B delivers for our customers.

You'll work with cutting-edge technologies including Amazon Redshift, Matillion and the AWS ecosystem, and you'll be hands-on with SQL, ELT workflows and data modelling. This is an exciting opportunity to make a big impact in a high-growth business, while collaborating across product, tech and business teams.

What You'll Be Doing

• Integrating raw data sources into the H&B data environment

• Building and scaling our data warehouse in Amazon Redshift

• Designing, building and maintaining ELT workflows

• Developing data cubes and applications to support BI, marketing and analytics

• Writing high-quality SQL and ensuring system health across our data stack

• Partnering with product, tech and business teams to deliver impactful projects

• Contributing to the vision, culture and strategy of the Data & Analytics organisation

The Person

• Bachelor's degree in Software Engineering, Computer Science, or related field

• 3–4 years' experience transforming large datasets into analytics and BI solutions (e-commerce experience is a plus)

• Highly advanced SQL skills

• Strong experience with cloud data warehouses (AWS Redshift preferred)

• Experience with at least one programming language (Python preferred)

• A broad technical skillset and eagerness to learn — from Git and Linux to APIs, Docker, NoSQL and serverless tools

• Bonus: experience in data visualisation, analytics or serverless data stacks (Lambda, Kinesis, API Gateway)

• Entrepreneurial mindset, strong communication skills, and a drive to deliver in a fast-paced environment

Benefits

?? Technology Incentive Scheme - we offer different bonus schemes for all grades in Technology, starting at 10%.

?? Learning and Development opportunity with Holland & Barrett is a great base for career development long term.

?? Career progression

?? Pension company contribution

?? Your wellbeing is paramount so you can get away and take 28 or 33 Days Holiday per year.

?? Refer and Earn Scheme - as we're growing you can earn money by referring people to join us from your network.

?? Epic Extras gives you access to exclusive benefits, free advice and savings from a range of retailers and providers.

?? Stay healthy with Discounted Products - from day one you'll get a 25% discount (on top of other promotions) when you shop at H&B on anything that you buy.

??�? We all need a little help sometimes, so we offer Free 24/7 Confidential Advice & Colleague Welfare.

?? Mental Health First Aiders - we have lots of qualified Mental Health First Aiders because its all about your health & wellbeing.

?? We have colleague Reward and Recognition Schemes, so your hard work and loyalty won't go unnoticed.

?? And many more!

The Company

Holland & Barrett is one of the nation's most loved and trusted brands, known for offering quality health food, vitamins and supplements all sold by highly trained and qualified advisors.

Bucking the current trend of high street retailers, we forecast significant growth and expansion plans in the coming years, with considerable investment going into all areas of the business. We certainly embrace change and drive speed in everything we do. Every day presents a different challenge, but every day is also filled with fun, teamwork and passion to succeed and surpass every expectation.

Join us and see how far you can go…