Senior Data Engineer
Confirmed on the employer's own hiring board on Oct 9, 2026. First seen by Alion on Oct 8, 2026. Telefónica Tech scores B on the Alion truth index.
Telefónica Tech (part of the Telefónica Group) is a leading NextGen Tech solutions provider with a highly diversified team of over 6,000 exceptionally skilled employees and +60 nationalities.
We serve more than 5.5m customers every day in over 175 countries, with a global ecosystem of market-leading partners. Global strategic hubs: Spain, Brazil, the UK, Germany.
The Telefónica Tech UK&I hub has an end- to-end portfolio of market leading services and develops integrated technology solutions to accelerate digital transformation through: Cloud, Data & AI, Enterprise Applications, Digital Workplace and Cyber Security & Networking.
Values: Open, Bold, Trusted
Trusted Partners:
- Microsoft: Top 3 Service Providers, Azure Expert Status, Fastrack & Inner Circle Partner
- HPE: Platinum Partner - FY23 UK&I Solution Provider of the Year
- Palo Alto & Crowdstrike: part of our NextDefense Cyber Security Portfolio
- Fortinet: Elite VIP Program - one of only 2 in the UK
- AWS: Premier Tier Services Partner
THE ROLE
The primary focus for you will be the design and delivery of enterprise-level data solutions from the earliest discovery phases of projects through prototyping, architectural design and delivery. You will be working with Microsoft Fabric to build data solutions which will help businesses to gain greater insight into their data.
RESPONSIBILITIES
- Working on projects that use Microsoft Fabric to deliver data products and platforms across reporting, analytics and AI
- Satisfying the expectations and requirements of customers, both internal and external, to ensure we are delivering value
- Supporting others in their development
- Contributing to the Telefonica Tech UK&I - Data &AI internal and external community
Qualifications
REQUIREMENTS
- Strategic and operational decision-making skills
- Ability to guide, direct or influence people
- Ability to identify opportunities and issues, and suggest resolutions
- Willingness to learn based on feedback
- Able to help others develop
- Involvement in architectural decisions for data solutions
- An interest in using AI to solve business problems
What about technical skills?
You should be comfortable with all of the core technologies below and have had exposure to the others from the following list.
Core
Within Microsoft Fabric you must have experience using:
- Pipelines
- Notebooks
- Lakehouse / Warehouses
You should also be confident writing code in:
- SQL
- Python
And you should understand the fundamentals of:
- Capacity management - throttling, overage, scaling
- Metadata-driven data platforms
- Data Lakehouse architecture
- Git and version control
- Data Modelling and Data Warehouse Theory
- AI-driven development
Nice to Have
Within Microsoft Fabric, it would be good to have had exposure to:
- User Data Functions
- Environments
- OneLake Catalog and Governance in Fabric
- Fabric CLI
- Data Agents and Fabric Apps
It would also be good to understand:
- Azure DevOps / CI/CD / BICEP
- Azure Networking and Infrastructure
Certifications (Nice to have)
DP-700 Fabric Data Engineer Associate
At Telefónica Tech, we believe inclusion is the bridge that empowers everyone to be their authentic selves. We celebrate and respect our differences because diversity drives innovation and makes us stronger.
Be yourself with us, and feel that you belong.
We welcome applicants from all backgrounds and identities regardless of age, disability, gender reassignment, marital or civil partnership status, pregnancy or maternity, race, religion or belief, sex, and sexual orientation.
We are also committed to equity, accessible hiring practices, and creating an inclusive culture through many means including TogetHer (Women's network) and our Employee Resource Groups which include Diversity and Inclusion, Telefónica Tech Pride, Neurodiversity, ELEVATE (African and Caribbean heritage network), and Sustainability.
We don’t believe hiring is a tick box exercise, so if you feel that you don’t match the job description 100%, but would still be a great fit for role, please get in touch.