Date:
9 Jul 2026
Company:
DWR Cymru Cyfyngedig Welsh Water Plc
City:
Cardiff
Address:
Cardiff, Wales, GB, CF3 0LT
Job Requisition Number
8540
Work Type
Permanent
Job Function
Data / Knowledge Management
Salary Range
£47,492 - £54,618
Base
Linea
Closing Date
Thursday 16th July 2026 at 23:59
What you’ll be responsible for
Mentoring and supporting Data Engineers within the team, helping ensure developed solutions are robust, efficient and add business value
Designing and implementing data engineering projects on both on-premise and cloud based data stacks, delivering efficient solutions that comply with architectural and data security requirements
Being able to work collaboratively as part of a team, whilst also being trusted to work individually where necessary. Approaching collaborative projects with others in a positive manner to problem-solve, and identify viable solutions to overcome issues and challenges
Working closely with technical colleagues within key teams such as Integrated Technology Services (ITS) – to ensure relevant information technology components and services are in place to accommodate developed solutions.
Remain aware of new data engineering approaches, and be able to suggest how the latest research, techniques and approaches could be implemented to achieve business benefits
Undertaking any other duties as required to meet the needs of the business.
About you
Relevant undergraduate degree (BSc) in computer science, mathematics or related discipline, relevant long-term experience or MCSA/MTA certification.
Around 5 years’ experience in any of the following or related fields: database management, data architecture, data platform management
At least 2 years’ experience using cloud-based data stack (e.g. Azure, AWS, GCP)
Enthusiastic about putting our customers first every day
Substantial experience of data pipeline design and management
Good understanding of database administration activities and principles
Good understanding of typical ingestion patterns (e.g. ETL, ELT) and their effective implementation with on-premise and cloud-based environments
Knowledge of typical data modelling approaches (e.g. Kimball)
Data transformation approaches
Strong Python and SQL programming capabilities
Experience using the Microsoft data stack (especially Azure Data Lake, Azure Synapse, Azure Data Factory)
Data security approaches – e.g. permission models (AD, role-based etc.) and techniques to protect data in certain circumstances (e.g. encryption, masking)
Understanding of DevOps (or other source control technologies) – particularly code repositories and version control, containerisation methodologies, and application deployment practices (CI/CD pipelines)
Good to know
Hybrid role. Visits to the Cardiff office when required.
Flexibility on core hours.
If you would like further information on this role, please contact
[email protected]
Benefits
As well as a market competitive salary, 34 days annual leave (pro rata, including public holidays), we offer a range of employee benefits and rewards including:
Variable pay schemes (your salary will always stay the same, but depending on the performance of the company you could receive a yearly bonus)
Enhanced employer pension contributions – Up to 11% employer contributions
Enhanced family friendly policies
Progression opportunities, including the ability to apply for funded training and coaching and mentoring programmes
Reduction on gym memberships and high street shopping
Cycle to work scheme
Car-leasing scheme
Health CashBack scheme
An employee assistance programme for employees and their immediate family
Whilst also working for a not-for profit company that truly cares about earning the trust of customers everyday, and about looking after our beautiful environment.
Who we are
Dŵr Cymru Welsh Water keep 3 million people healthy each day with safe, reliable water, and take away wastewater to clean, before returning it safely to our beautiful rivers and seas.
To be able to deliver high quality, essential services which help to protect the health of our customers, colleagues and our environment, we need the right people to deliver on our vision. This is achieved by living our core values and demonstrating the core behaviours that underpin them. The security of our people, assets and information is key to us, so we are looking for people who understand and comply with the company’s required security objectives.
We know that the most successful teams are the most diverse teams. Equality, diversity and inclusion provide the very foundation to our culture at Welsh Water. We want every individual to feel confident, proud and able to bring their whole selves to work.
To ensure an improved representation in our workforce, applications are particularly welcome from minority groups including Black, Asian and Minority Ethnic people, Females, LGBT+, Non-binary and people with disabilities. Together we continue to build a workplace that not only celebrates the diverse voices of our colleagues but also represents each customer we serve.
In essence, ours is a company based on trust, openness, respect, commitment and honesty. A company that our colleagues are proud to work for.
Dŵr Cymru Cyf, a limited company registered in Wales No. 2366777. Registered office: Linea, Fortran Road, St. Mellons, Cardiff CF3 0LT
© Dŵr Cymru Cyf 2019.
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