Do you want your voice heard and your actions to count?

Discover your opportunity with Mitsubishi UFJ Financial Group (MUFG), one of the world’s leading financial groups. Across the globe, we’re 150,000 colleagues, striving to make a difference for every client, organization, and community we serve. We stand for our values, building long-term relationships, serving society, and fostering shared and sustainable growth for a better world.

With a vision to be the world’s most trusted financial group, it’s part of our culture to put people first, listen to new and diverse ideas and collaborate toward greater innovation, speed and agility. This means investing in talent, technologies, and tools that empower you to own your career.

Join MUFG, where being inspired is expected and making a meaningful impact is rewarded.

This role sits within Client Services, a function of Digital Engineering Services (DES), the organisation’s core infrastructure capability.

DES is responsible for delivering secure, scalable, and resilient technology platforms across the enterprise, including Network, Storage, Platform, Security Operations, Service Management, and End User Computing. Within DES, the Client Services team is responsible for delivering modern workplace technologies across Desktop Services, Application Delivery, Messaging & Collaboration, and Microsoft 365 services.

The Messaging & Collaboration team owns the strategic direction, engineering, and operational excellence of Microsoft 365 communication and collaboration platforms, enabling secure, compliant, and resilient services that support business productivity and digital transformation

NUMBER OF DIRECT REPORTS

·         Zero direct reports

MAIN PURPOSE OF THE ROLE 

The Microsoft 365 Messaging & Collaboration SME is responsible for the engineering, delivery, and continual evolution of the organisation’s Microsoft 365 messaging and collaboration platforms.

The role provides technical leadership across Microsoft Exchange Online, Microsoft Teams, Microsoft 365 Copilot, Microsoft Intune, Microsoft Purview, Microsoft Defender for Office 365, and enterprise email security platforms including Proofpoint.

Working closely with Architecture, Security, Infrastructure, and Business stakeholders, the SME designs, implements, and optimises secure, resilient, and scalable collaboration services that enable modern ways of working while ensuring compliance, governance, and operational excellence.

The role acts as the technical authority for Messaging & Collaboration services, driving platform modernisation, leading complex technical initiatives, providing Tier 3 technical escalation support and leadership, and ensuring Microsoft 365 capabilities continue to evolve in line with business strategy and Microsoft’s technology roadmap.

KEY RESPONSIBILITIES

Platform Engineering & Architecture

•       Lead the engineering, implementation, and continual evolution of Microsoft 365 Messaging & Collaboration services.

•       Design and optimise Exchange Online, Microsoft Teams, and Microsoft 365 collaboration solutions.

•       Define technical standards, engineering best practices, and platform roadmaps.

•       Lead messaging migrations, tenant optimisation, and strategic transformation initiatives.

•       Evaluate and adopt new Microsoft technologies to improve collaboration and productivity.

Security, Governance & Compliance

•       Implement and manage Microsoft Defender for Office 365, Exchange Online Protection, and Proofpoint integrations.

•       Design and implement Microsoft Purview capabilities, including Information Protection, DLP, Retention, eDiscovery, and Records Management.

•       Maintain secure mail flow through SPF, DKIM, DMARC, and modern email authentication standards.

•       Ensure messaging platforms remain compliant with organisational security policies and regulatory requirements.

•       Collaborate with Security and Risk teams to strengthen governance across Microsoft 365.

Service Delivery & Operations

•       Provide Tier 3 technical leadership and act as the escalation point for complex technical issues.

•       Ensure platform availability, resilience, performance, and operational stability.

•       Develop automation using PowerShell, Microsoft Graph, and Microsoft 365 administration tooling.

•       Maintain technical documentation, standards, operational procedures, and support documentation.

•       Support incident, problem, and change management activities.

Collaboration & Innovation

·         Drive adoption of Microsoft 365 Copilot and emerging collaboration capabilities.

·         Support business transformation initiatives by delivering secure, modern collaboration services.

·         Work closely with Architecture, Identity, Networking, Infrastructure, and Digital Workplace teams.

·         Provide mentoring and technical leadership to engineers within Client Services.

·         Identify opportunities for automation, service improvement, and operational efficiencies

WORK EXPERIENCE

Essential

• Minimum 5 years’ experience engineering Microsoft 365 Messaging & Collaboration platforms.
• Proven experience designing and supporting Exchange Online within enterprise environments.
• Experience delivering Microsoft Teams and Microsoft 365 collaboration solutions.
• Experience implementing Microsoft Purview governance and compliance capabilities.
• Experience integrating enterprise email security platforms such as Proofpoint or Microsoft Defender for Office 365.
• Experience leading Microsoft 365 migrations and transformation programmes.
• Experience working within global or multi-tenant Microsoft 365 environments.
• Experience providing Tier 3 support and acting as a technical escalation point.
• Experience working within enterprise or regulated environments.

Desirable

• Experience delivering Microsoft 365 Copilot readiness and adoption initiatives.
• Experience supporting Zero Trust programmes.
• Experience collaborating with Enterprise Architecture and Cyber Security teams.

SKILLS AND EXPERIENCE

Technical Competencies

• Essential
  • Expert knowledge of Microsoft Exchange Online.
  • Expert knowledge of Microsoft Teams.
  • Strong understanding of Microsoft 365 administration and governance.
  • Microsoft Purview (Information Protection, DLP, Retention, Compliance).
  • Microsoft Defender for Office 365 and Exchange Online Protection.
  • Enterprise email security platforms (Proofpoint preferred).
  • Exchange Hybrid deployments and mail migrations.
  • Microsoft Entra ID and Conditional Access.
  • Microsoft Intune
  • PowerShell automation and scripting.
  • Microsoft Graph administration.
  • Email authentication technologies (SPF, DKIM, DMARC).
  • DNS, SMTP, certificates, and messaging protocols.

• Desirable
  • • Microsoft 365 Copilot.
    • Teams Telephony.
    • SharePoint Online and OneDrive administration.
    • Microsoft Power Platform.
    • Azure Automation and Logic Apps.
    • Experience integrating third-party collaboration or security solutions.

•  Functional Competencies 
  • Essential:
    • Excellent analytical and problem-solving skills.
    • Strong stakeholder management and communication skills.
    • Ability to translate business requirements into technical solutions.
    • Strong documentation and technical governance capability.
    • Experience leading technical delivery across complex environments.
    • Strong understanding of ITIL Service Management processes.

•  Functional Competencies 
  • Desirable:

• • • • Agile delivery experience.
      • Vendor management.
      • Change management and user adoption.
      • Continuous improvement mindset.

PERSONAL REQUIREMENTS

• Customer-focused with a strong service mindset.
• Strong sense of ownership and accountability.
• Excellent communication and interpersonal skills.
• Highly motivated, proactive, and adaptable.
• Strong analytical and problem-solving capability.
• Able to influence technical and business stakeholders.
• Comfortable managing competing priorities within a fast-paced environment.
• Collaborative team player with a continuous improvement mindset.
• Passionate about Microsoft 365 technologies and innovation.
• Committed to maintaining high technical standards and operational excellence.

We are open to considering flexible working requests in line with organisational requirements.

MUFG is committed to embracing diversity and building an inclusive culture where all employees are valued, respected and their opinions count. We support the principles of equality, diversity and inclusion in recruitment and employment, and oppose all forms of discrimination on the grounds of age, sex, gender, sexual orientation, disability, pregnancy and maternity, race, gender reassignment, religion or belief and marriage or civil partnership.

We make our recruitment decisions in a non-discriminatory manner in accordance with our commitment to identifying the right skills for the right role and our obligations under the law.