Data Platform Application Developer
6h ago

Being part of Telefonica, one of the world’s most innovative digital companies, we’re able to open up all sorts of possibilities not just for customers, but for the people who work for us, too.

Great benefits. Generous rewards. High-quality training. Ongoing career development. Flexible working. These are just some of the reasons we attract great talent.

Our inclusive approach to recruitment helps us be a true reflection of our customers and their communities. That’s why everybody’s welcome at O2 it’s time to get everyone in the room.

Please note this is a 6 month fixed term contract - Note we also have 2 permanent roles available

About the Team :

Tesco Mobile is an MVNO (Mobile Virtual Network Operator) and joint venture between O2 (Telefonica UK) and Tesco. Launched in 2003 we have grown rapidly to become the UK s largest MVNO with over 5m customers.

We have a unique position in the market as we benefit from the powerful combination of Tesco’s leading retail estate and massive customer base and O2’s network with 99% UK population coverage.

We’ve now been a Which? Recommended Provider for 9 years running. In 2018 we were awarded "Best Pay Monthly Network", Best Network for Customer Service", Best Value Pay Monthly and "High Street Retailer of the Year" at the uSwitch Awards.

The Data & Analytics team lies at the heart of the business with responsibility for Data Platforms, Business Intelligence / Analytics, and Data Science.

These three areas work closely together to meet requirements from all directorates of the business.

The Data Platform team is the engine room for data within Tesco Mobile, sourcing data from multiple sources and making it available to various teams / systems / third parties around the business for BI / CRM / Data Science and to various BSS systems.

The team also supplies real-time services and looks after the servers within the estate, performing all aspects of DBA activity and data security.

Your Role :

The Data Platform team is primarily concerned with sourcing, managing and providing data. The data comprehensively records customer interactions with the business and helps Tesco Mobile deliver industry-leading customer experience as well as the ability to be innovative and profitable.

You will be undertaking all aspects of the development lifecycle and be experienced in data modelling, process design, development and testing.

Most development will initially be in the form of SQL stored procedures and scripting, with some use of SSIS and QlikView.

With ambitious plans to better exploit the data lake at our disposal by migrating data to an Azure / Databricks environment this is an opportunity to be at the cutting edge of data engineering.

Responsibilities :

  • Application development / support using SQL server 2012 through SQL Server 2017, T-SQL, SSIS, VB Script
  • Data security
  • Project support
  • SQL server database administration
  • Performance monitoring
  • Database Housekeeping
  • Requirements capture / design
  • Data modelling
  • Ad-hoc support to other business areas
  • Out of hours support (rota based)
  • Skills & experience :


  • Extensive SQL Server development experience
  • Stored procedure development
  • Experience of dealing with large data feeds / files
  • Understanding of database encryption
  • Understanding of GDPR and management of data
  • Understanding performance tuning and optimisation
  • Ability to resolve data related problems
  • Ability to communicate with both technical and non-technical people, effectively and constructively
  • Ability to collaborate and work effectively in a team
  • Display the O2 Values
  • Desired

  • CRM experience
  • SQL Server 2012-2017
  • Python
  • Exposure to Azure / Databricks
  • Knowledge of SQL server database administration
  • Job scheduling
  • VBScript / PowerShell
  • sFTP S3
  • Visual SourceSafe / Team Foundation Server
  • Excel
  • Data modelling
  • API / Web services development
  • We’ll be sending you emails about the status of your application. To make sure you receive these, please add and telefonica.

    com to your Safe Senders list.

    We’re looking to pay a competitive salary (depending on experience) for this position. We also offer plenty of extras to sweeten the deal, which could include things like bonuses, life assurance cover, health care and lots of flexible benefits.

    We also believe a great work-life balance is important, so we’re open to considering part-time and flexible approaches to working.

    Like to know more, feel free to raise it.

    Join us and we’ll encourage you to be bold every day. So take a deep breath, your career is about to go to exciting new places.

    If you have any questions around the role then please email ResourceTUK who will be happy to help.

    My Email
    By clicking on "Continue", I give neuvoo consent to process my data and to send me email alerts, as detailed in neuvoo's Privacy Policy . I may withdraw my consent or unsubscribe at any time.
    Application form