Principal Systems Architect - M365 and EUC in London

Principal Systems Architect - M365 and EUC in London

London Full-Time 80000 - 100000 £ / year (est.) Home office (partial)
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At a Glance

  • Tasks: Design and manage the global Microsoft 365 environment while ensuring security and reliability.
  • Company: Join Finastra, a global leader in financial services software with a mission to innovate.
  • Benefits: Enjoy unlimited vacation, hybrid work, health insurance, and career development opportunities.
  • Other info: Be part of an inclusive culture that values diversity and supports personal growth.
  • Why this job: Make a real impact in a dynamic role that shapes the future of financial services.
  • Qualifications: 7+ years in IT with strong M365 engineering skills and excellent problem-solving abilities.

The predicted salary is between 80000 - 100000 £ per year.

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

  • 7+ years of 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.

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.

Principal Systems Architect - M365 and EUC in London employer: Finastra Technology

Finastra is an exceptional employer that fosters a collaborative and innovative work culture, particularly for the Solutions Consultant role in Europe. With a strong focus on employee growth and development, we offer comprehensive training and mentorship opportunities, ensuring you can thrive in your career while contributing to meaningful client engagements in trade finance. Our commitment to work-life balance and a supportive environment makes Finastra a standout choice for professionals seeking to make a significant impact in the financial technology sector.

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Contact Details:

Finastra Technology Recruitment Team

We think you need these skills to ace Principal Systems Architect - M365 and EUC in London

Microsoft 365 Services
Exchange Online
Teams
SharePoint Online
OneDrive
Entra ID
Identity Management