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Cloud Security Specialist (Azure AD, M365/O365 Security), Southampton
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Client:
BT Group
Location:
Southampton, United Kingdom
Job Category:
Other
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EU work permit required:
Yes
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Job Reference:
b049311d751f
Job Views:
7
Posted:
13.08.2025
Expiry Date:
27.09.2025
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Job Description:
What you’ll be doing
As a Cloud Security Specialist, you’ll play a key role in strengthening our security posture across Microsoft 365 and Azure environments. Your responsibilities will include:
* Leading the deployment and management of Microsoft Defender XDR across Identity, Endpoint, Office, and Cloud Apps.
* Implementing and maintaining phishing-resistant, passwordless authentication across all user devices.
* Designing and enforcing conditional access and multi-factor authentication policies using Entra ID.
* Collaborating with stakeholders to align security initiatives with business goals and maximise the value of our licence investments.
* Conducting risk assessments and developing mitigation plans for services including Entra ID, Defender XDR, and Microsoft Purview.
* Providing technical leadership in shaping and rolling out security policies, including labelling and classification standards.
* Promoting secure access practices through user education, clear documentation, and ongoing support.
* Staying ahead of evolving threats and proactively adapting controls to counter emerging risks.
The skills you’ll need
We’re looking for someone with a strong foundation in cloud and identity security, and a collaborative mindset. Ideally, you’ll have experience with:
* Microsoft 365 Security and Entra ID, including conditional access and authentication strategies
* Endpoint and cloud security configuration, policy enforcement, and incident response
* Active Directory and directory services (including Azure AD and Oracle Unified Directory)
* Microsoft security tools such as Defender, Sentinel, DLP, AIP, and passwordless/passkey deployments
* Regulatory frameworks like NIST CSF, ISO 27002, and CIS Controls
* Working with stakeholders across Information Security to align on strategy and implementation
It would also be great if you’re familiar with:
* Identity platforms such as SailPoint and CyberArk
* Creating and communicating telemetry data across identity systems, and working with SOC/SIEM teams to ensure compliance
Looking in:
Leading inclusively and Safely
I inspire and build trust through self-awareness, honesty and integrity.
Owning outcomes
I take the right decisions that benefit the broader organisation.
Looking out:
Delivering for the customer
I execute brilliantly on clear priorities that add value to our customers and the wider business.
Commercially savvy
I demonstrate strong commercial focus, bringing an external perspective to decision-making.
Looking to the future:
Growth mindset
I experiment and identify opportunities for growth for both myself and the organisation.
Building for the future
I build diverse future-ready teams where all individuals can be at their best.
* An annual bonus of up to 10% (company & personal performance dependent)
* BT Pension scheme; minimum 5% employee contribution, BT contribution 10%
* Life Assurance
* Exclusive colleague discounts on our latest and greatest BT broadband packages
* 50% off EE mobile pay monthly or SIM only plans and 50% discount for friends and family on EE SIM only plans
* BT TV, including TNT Sport and the NOW Entertainment membership, and 25% off NOW Sport, Cinema and Kids
* Great support for working parents including pay whilst on maternity, adoptive, and paternity leave
* Option to join the Healthcare Cash Plan or other benefits such as dental insurance, gym memberships etc.
* 25 days annual leave (not including bank holidays), increasing with service
* Volunteering days so you can give back to your local community
* Brand new electric vehicle salary sacrifice arrangement, known as ‘My EV’
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