FDM Group
Microsoft 365 Security Engineer
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Microsoft 365 Security Engineer
FDM is a global business and technology consultancy seeking a Microsoft 365 Security Engineer to work for our client within the Financial Services sector. This is initially a 6 - 12 month contract with the potential to extend and will be a hybrid role that will be based in London, Bristol or Edinburgh.
About the Role
We are seeking an experienced Microsoft 365 Security Engineer to design, implement, manage, and optimise security solutions across our Microsoft cloud environment. The successful candidate will have extensive experience with the Microsoft security stack, including Microsoft Defender, Microsoft Entra, Microsoft Purview, and Microsoft 365 Security technologies, alongside experience integrating third-party security platforms such as CrowdStrike.
This role will be responsible for strengthening the organisation's security posture, supporting security operations, leading security improvements, and ensuring compliance with security policies and regulatory requirements.
Key Responsibilities
- Design, deploy, configure, and maintain Microsoft security technologies across the Microsoft 365 ecosystem.
- Manage and optimise Microsoft Defender solutions, including Defender for Endpoint, Office 365, Identity, Cloud Apps, and XDR.
- Configure and administer Microsoft Entra security capabilities, including Conditional Access, MFA, Identity Protection, PIM, and Identity Governance.
- Implement and manage Microsoft Purview security and compliance controls, including DLP, Information Protection, Insider Risk Management, Data Lifecycle Management, and eDiscovery.
- Design and implement security controls aligned with Zero Trust principles and establish Microsoft 365 security standards and baselines.
- Conduct security assessments, architecture reviews, and remediation activities to strengthen cloud and enterprise security posture.
- Investigate security incidents, vulnerabilities, and threats, leading response activities and root cause analysis where required.
- Monitor, tune, and enhance detection and alerting capabilities across Microsoft and third-party security platforms, collaborating with Security Operations on threat hunting initiatives.
- Secure endpoint and identity environments through Microsoft Defender and CrowdStrike technologies, implementing hardening standards, threat protection policies, and compliance controls.
- Support governance, risk, compliance, and audit requirements while producing security documentation, reporting, dashboards, and providing security guidance to technical and non-technical stakeholders.
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About You
- Strong hands-on experience across Microsoft security technologies, including Microsoft 365 Security & Compliance, Defender XDR, Defender for Endpoint, Defender for Office 365, Defender for Identity, Defender for Cloud Apps, Entra ID, Purview, Intune, and Sentinel.
- Proven experience in a Security Engineer, Cloud Security Engineer, or Cyber Security Engineer position within enterprise environments.
- Demonstrated experience implementing, configuring, and managing security controls across Microsoft cloud platforms.
- Strong understanding of Identity and Access Management (IAM), including authentication, authorisation, and identity governance.
- Experience managing Microsoft Entra ID security controls, including Conditional Access, identity protection, and privileged access management.
- Practical experience investigating security incidents, conducting threat analysis, and supporting incident response activities.
- Knowledge of endpoint security technologies, security monitoring platforms, and threat detection capabilities.
- Experience with enterprise security tools such as CrowdStrike Falcon, Rapid7, Tenable, Qualys, Palo Alto Networks, Proofpoint, Splunk, or similar platforms.
- Strong understanding of Zero Trust security principles, SIEM technologies, vulnerability management, and remediation best practices.
- Knowledge of secure cloud architecture, SaaS security models, and Microsoft licensing and security feature capabilities.
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About Us
FDM is an award-winning global leader in tech and business talent solutions, backed by more than 35 years of industry experience. We have centres across Europe, North America, and Asia-Pacific, and a global workforce of over 2500 employees. FDM has shown exponential growth throughout the years, firmly establishing itself as an award-winning employer, currently listed on the FTSE4Good Index and as a 2026 Financial Times UK ‘Best Employer’.
Diversity and Inclusion
FDM Group is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, colour, religion, sex, sexual orientation, national origin, age, disability, veteran status or any other status protected by federal, provincial or local laws.
Why Join Us
- Career coaching, mentoring and access to upskilling throughout your entire FDM career
- Assignments with global companies and opportunities to work abroad
- Opportunity to re-skill and up-skill into new areas, develop non-linear career paths and build a skillset within your field
- Annual leave and work-place pension
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