Principal Cyber Security Engineer

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Summary

Location

Birmingham, London, Manchester, Peterborough, Reading

Job Family

Digital & Technology

Posted Date

18-Aug-2025

Ref #

68822

As a Principal Cyber Security Engineer at O2 Daisy, you will serve as a senior technical leader within the Security Operations function, responsible for ensuring the confidentiality, integrity, and availability of O2 Daisy’s cyber security portfolio.

Operating at the national level, you will provide expert technical guidance, leadership, and hands-on support across both internal operations and external customer engagements.

In this critical role, you will guide and work alongside a team of security specialists, fostering their development and coordinating efforts to deliver world-class security solutions.

You will act as a trusted advisor across our Virgin Media Business, O2 Business, Virgin Media O2, and Daisy brands offering specialist support delivering, maintaining, and improving our products. You’ll be interfacing with Order & Delivery teams, Business Operations, Product Management, Network Engineering, and external suppliers.

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.

Diverse, high performing teams - jam packed with serious talent. Together, we offer the UK more choice and better value, through our boundary-pushing, customer-championing values and ambitions.

Together, we are Virgin Media O2, and we can't wait to see what you can do.

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

The other stuff we are looking for

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 chat with the Hiring Manager, a competency and 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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Apply
Location:
Manchester, England, United Kingdom
Salary:
£125,000 - £150,000
Job Type:
FullTime
Category:
IT & Technology

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