Principal Systems Architect - M365 and EUC

Finastra; Greater London; Hybrid; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Unlimited vacation

Hybrid working arrangements

Employee Assistance Program

Job summary

Finastra seeks a senior Microsoft 365 Architect to design and manage the global M365 environment, including Exchange Online, Teams, SharePoint Online, and OneDrive. You will govern data protection, retention, and compliance while leading complex migrations and automation initiatives.

The role combines platform architecture with hands-on administration, serving as a SME for global stakeholders and ensuring secure, reliable services aligned with business needs.

Qualifications

• Proven IT experience with strong M365 engineering background.
• Experience in global enterprise environments in similar roles.
• Bachelor's degree in IT or equivalent.

Responsibilities

• Define and evolve architecture for M365 services including Exchange Online, Teams, SharePoint Online, and OneDrive.
• Establish tenant-wide policies for data protection, retention, and regulatory compliance.
• Administer and troubleshoot M365 services to ensure performance and availability.
• Act as SME and escalation point for complex issues; perform root cause analysis.
• Lead tenant-to-tenant migrations and coordinate global delivery.

Skills

Microsoft 365

PowerShell

M365 migrations

Entra ID

Intune

Governance & compliance

Graph API

Hybrid environments

Stakeholder management

Education

Bachelor's degree in IT or equivalent

Tools

Quest

ShareGate

Graph API

Job description

# **Who are we?**At Finastra, we’re a global leader in financial services software, dedicated to expanding access to financial services and shaping what’s next for the industry. Our technology powers mission‐critical solutions across Lending, Payments and Universal Banking, supporting over 7,000 customers, including 80% of the world’s top 50 banks, in more than 110 countries.**Role Overview** The Microsoft 365 Architect at Finastra is a senior, hands-on engineering and operations role responsible for the design and day-to-day management of the global Microsoft 365 environment. This role combines strategic platform architecture with practical administration and L3/L4 support, ensuring services are secure, reliable, and aligned with business needs.**Key Responsibilities*** Architecture & Design: Define and evolve architecture for M365 services including Exchange Online, Teams, SharePoint Online, and OneDrive.* Governance & Compliance: Establish tenant-wide policies for data protection, retention, and regulatory compliance.* Platform Administration & Monitoring: Administer and troubleshoot M365 services to ensure performance and availability.* Incident Management & Escalation: Act as SME and escalation point for complex issues, performing root cause analysis.* Migrations & Projects: Lead tenant-to-tenant migrations and coordinate global delivery.* Automation & Tooling: Develop PowerShell automation and improve reporting and efficiency.* Documentation: Maintain runbooks and documentation for operational consistency.* Collaboration & Leadership: Work with global stakeholders and provide technical leadership.**Required Technical Skills*** Deep expertise in Microsoft 365 services (Exchange, Teams, SharePoint, OneDrive).* Strong knowledge of Entra ID, identity, authentication, and compliance features.* Advanced PowerShell scripting and automation experience.* Experience leading large-scale M365 migrations.* Understanding of governance and change management processes.* Experience with Intune and endpoint management.**Desirable Skills*** Microsoft certifications such as Enterprise Administrator Expert.* Experience using migration tools like Quest or ShareGate.* Knowledge of hybrid environments and Zero Trust models.* Exposure to Graph API or other scripting languages.**Experience & Qualifications*** Proven, demonstrable IT experience with strong M365 engineering background.* Experience working in global enterprise environments in similar roles.* Bachelor's degree in IT or equivalent experience.**Success Characteristics*** Strong communication and stakeholder management skills.* Excellent problem-solving abilities.* Self-motivated and adaptable work style.* Customer-focused mindset.* Ownership and accountability in delivery.We are proud to offer a range of incentives to our employees worldwide. These benefits are available to everyone, regardless of grade, and reflect the values we stand for:**Flexibility:** Enjoy unlimited vacation, subject to local regulations and business priorities. Benefit from hybrid working arrangements and inclusive policies such as paid time off for voting, bereavement, and sick leave.**Well‐being:** Access confidential one‐to‐one support through our Employee Assistance Program, connect with our network of Wellbeing Champions and Gather Groups, and take part in monthly events and initiatives designed to help you thrive—inside and outside of work.**Health & Financial Security:** Medical, life and disability insurance, retirement plans, lifestyle, and other benefits.\\***Sustainability:** Paid time off for volunteering and donation‐matching opportunities to support causes that matter to you.**Inclusion:** Get involved in our inclusion communities, such as Count Me In, Culture@Finastra, Proud@Finastra, Disabilities@Finastra, and Women@Finastra—open to everyone who wants to participate and contribute.**Career Development:** Access online learning and accredited courses through our Skills & Career Navigator tool.**Recognition:** Take part in our global recognition program, Finastra Celebrates, and share your voice through regular employee surveys that help shape our culture and ways of working.\\*Specific benefits may vary by location.At Finastra, each individual is unique—bringing their own ideas, perspectives, cultural backgrounds, and experiences. We learn from one another, value what makes us different, and create an environment where everyone feels included, supported, and able to be their authentic selves.Be unique. Be exceptional. Help us make a difference at Finastra.