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Virgin Media O2 • London, UK

Senior Data Scientist

Employment type:  Full time
8.6

/10

Transparency ranking
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Job Description

We have an amazing opportunity for a Senior Data Scientist to join our amazing team here at Virgin Media O2.

You'll play a major part in designing and implementing predictive models along with conducting detailed data exploration to improve business value & growth through the application of data science techniques. These predictive models created will feed critical business infrastructure, offering a fantastic platform to hone your machine learning skills with direct impact on business objectives. You will work as part of a high-performing data science and insight team with ownership of models and the modelling process in the wider modelling eco-system.

To be successful in this role, you'll be experienced in running and leading a team, but also hands-on and passionate about building the latest machine learning predictive models. You will also want to drive the end of goal of each project to ensure the application of each model is efficient for current business objectives. You'll also have strong skills in data manipulation which will enable you to navigate and leverage our significant data assets to build the optimal production models.

Who we are

The UK’s fastest broadband network. The nation’s best-loved mobile brand. And, one of the UK's biggest companies too. We put our customers first, making life simpler, smoother, and more joyful. With big ambitions and a brilliant team, we’re building a more connected future for everyone.

Our ways of working

We’re a flexible-first organisation, because we know people do their best work when they have choice and clarity. To support meaningful collaboration, we ask everyone to spend at least eight days each month connecting in person.

That doesn’t just mean time in the office, it could be team meetings, offsites, volunteering days, cross-functional projects, or away days - anywhere meaningful collaboration happens. What matters is making those moments purposeful, so when we come together, it really counts.

Accessible, inclusive and equitable for all

Virgin Media O2 is an equal opportunities employer and we're working hard to remove bias and barriers for our people and candidates. So, we build equity and inclusion into everything we do, from the policies we craft to the relationships we shape. We support and encourage you to be your authentic self throughout your application journey with us.

The must haves

In order to be considered, you must have the following experience;

  • Extensive demonstrable experience in applying knowledge in statistics and machine learning to real world commercial problems
  • Experience bringing live services using machine learning and python to production.
  • Expert knowledge of Python and relevant libraries (numpy, pandas, matplotlib, Scikit-learn, tensorflow, etc…) knowledge in other programming languages is valuable, but this is primarily a Python shop.
  • Experience with things like CI/CD pipelines, Docker or similar, cloud hosting, good software engineering practices – we have an ML Ops team you'll need to be familiar with why these things are good and how to use/do them
  • Experience working in an agile software development environment

The other stuff we are looking for

We'd also love you to bring;

  • Good interpersonal skills offering ability to explain complex techniques to non-technical audience
  • Focus on implementation and business impact of modelling through commercial acuity
  • Proactive and creative while considering approaches to use data to solve problems.
  • Advanced data preparation and munging skills with ability to transform data into suitable formats and outputs.
  • Ability to visualise and communicate findings in an understandable manner to non-technical users

What's in it for you

Our goal is to celebrate our people, their lives and everything in-between. We aim to create a culture that empowers everyone to bring the best versions of themselves to work each and every day. We believe the most inclusive and diverse culture makes for a better business and a brighter world.

Working at Virgin Media O2, you get a bumper reward package bursting with benefits, and loads of extras you can add if you’d like to. These are designed to support both you and your loved ones, making sure that you’re covered no matter what life throws your way.

Next steps

If we feel like a place where you can belong, we'd love to learn more about you as a person and your experience to date. Once you've submitted an application the next steps of the process, if successful, are likely to include an initial call with the hiring manager followed by a 3 part technical interview.

When you apply, you'll be asked about any adjustments you might need to support the recruitment process. Let us know, and we'll be sure to discuss it with you.

Please note: Applications will be reviewed, and interviews conducted throughout the duration of this advert, therefore we may bring the closing date forward. We encourage all interested applicants to apply as soon as possible. If you’re offered a job with us, it will be conditional, based on the passing of background checks. All roles require a criminal record check and some roles need a financial probity check. Your recruiter can provide you with more information if needed.

Thanks for your patience and for showing an interest in joining the Virgin Media O2 family.

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Company benefits

25 days annual leave + bank holidays
Adoption leave – 26 weeks at full pay
Annual bonus
Birthday off
Buy or sell annual leave
Carer’s leave – 5 days paid leave (can be taken as 10 half days)
Cycle to work scheme
Electric Car Salary Sacrifice
Employee discounts
Enhanced maternity leave – 26 weeks at full pay
Enhanced paternity leave – 14 weeks at full pay
Enhanced pension match/contribution
Enhanced sick pay
Faith rooms
Financial coaching
Hackathons
In house training
Life assurance
Meditation space
Mental health platform access
Neo-natal leave
On-site catering
Open to job sharing
Open to part time work for some roles
Open to part-time employees
Pregnancy loss leave
Professional subscriptions
Referral bonus
Returnship
Shared parental leave
Teambuilding days
Volunteer days – 5 days paid on top of 25 days annual leave plus bank holidays
Family health insurance
Emergency leave

Working at Virgin Media O2

Company employees:

16,000

Gender diversity (m:f):

63:37

Hiring in countries

United Kingdom

Office Locations

Awards & Accreditations

2nd – Family Friendly

2nd – Family Friendly

Flexa awards 2025
Career Progression

Career Progression

Flexa awards 2025
Flexible

Flexible

Flexa awards 2025
3rd – Large companies

3rd – Large companies

Flexa100 2024
Consumer Goods

Consumer Goods

Industry awards 2023
2nd – Large companies

2nd – Large companies

Flexa100 2023

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