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Principal Systems Architect - M365 and EUC

Finastra -
London

Apply Now

Job details

Full-time

Benefits

Annual leave
Employee assistance programme
Paid volunteer time

Qualifications

Authentication
Change management
Bachelor's degree
Scripting
SharePoint
APIs
IT
Root cause analysis
Leadership
Communication skills
PowerShell
Intune
Information Technology

Full 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

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.

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.

Apply Now

Refine Your Search

principal systems architect jobs in sidcup, gtl

Principal Systems Architect - M365 and EUC

Principal Technology Architect - LLMs, agentic coding systems, intelligent IDEs, AI

Analytics Forward Deployed Engineer Principal

AI Large Language Mode (LLM) Technology Lead/Principal Architect

Principal Engineer - Technical Lead (Gen AI and MACH Architecture)

Senior Principal Agentic Platforms Architect

Principal Structural Engineer

AI Infrastructure Principal Architect

CDM / Principal Designers

Principal 5G Network Core Architect (UK)

Principal 5G NTN RAN Architect (UK)

Principal AI Solutions Architect, Healthcare & Life Science

Principal Enterprise Architect

Principal Architect - United Kingdom

Head of AI Solutions, COO Technology - MD (C16)

Building Regulations Principal Designer

Senior / Principal Civil Engineering Technician

Principal Security Architect

Principal Landscape Architect

Principal Consultant - ICT and Security Engineering, (Buildings and Infrastructure)

I want to receive the latest job alerts for principal systems architect in sidcup, gtl

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