Technical Architect (SharePoint) in London

We are looking for an experienced Technical Architect with strong SharePoint expertise to support the design and evolution of enterprise collaboration platforms in a hybrid on-premise and cloud environment. This role will focus on architecting, governing, and improving SharePoint platforms while ensuring secure integration with Microsoft 365, Azure, and AWS hosted services. You will work closely with infrastructure, security, and engineering teams to deliver scalable, resilient, and compliant collaboration solutions. The successful candidate will be comfortable operating in complex enterprise environments, balancing on-prem SharePoint architecture with cloud services in Microsoft 365, while ensuring alignment with organisational security, compliance, and technical standards.

Key Responsibilities

• Architecture & Design
  • Lead the technical architecture of SharePoint platforms within a hybrid environment combining on-prem infrastructure and Microsoft 365 services.
  • Define architecture patterns for SharePoint, document management, collaboration platforms, and integration services.
  • Produce high-quality architecture artefacts including high-level designs, detailed technical designs, and implementation roadmaps.
  • Ensure SharePoint solutions align with enterprise architecture principles, security standards, and operational requirements.
• Platform Engineering & Integration
  • Architect integrations between SharePoint, Microsoft 365, Azure services, and AWS-hosted applications.
  • Design solutions for identity, authentication, and access management leveraging technologies such as Azure AD / Entra ID and federated identity.
  • Support the adoption of modern collaboration capabilities while maintaining compatibility with legacy on-prem environments.
  • Provide technical leadership for migration, upgrade, and transformation initiatives.
• Governance & Security
  • Define and maintain SharePoint governance models, including site architecture, data classification, retention policies, and permissions structures.
  • Ensure collaboration platforms meet security, compliance, and data protection requirements.
  • Work with cyber security and risk teams to embed secure-by-design architecture principles.
• Technical Leadership
  • Provide architectural leadership and technical assurance across delivery teams.
  • Review solution designs and implementation approaches to ensure alignment with architectural standards.
  • Engage with stakeholders across infrastructure, security, and application teams to deliver integrated solutions.
  • Act as the technical authority for SharePoint platforms within the organisation.

Requirements

• Proven experience as a Technical Architect or Solution Architect in enterprise environments experience with information management, classification and retention and IRM.
• Strong expertise in SharePoint architecture (on-prem and Microsoft 365 / SharePoint Online).
• Experience designing solutions across hybrid infrastructure environments.
• Knowledge of Microsoft 365 platform services including SharePoint, Teams, and OneDrive.
• Experience integrating enterprise systems with Azure services.
• Familiarity with AWS hosted services and integration patterns.
• Strong understanding of identity and access management including Azure AD / Entra ID.
• Ability to produce architecture documentation and technical designs.

Desirable

• Experience delivering SharePoint migrations or hybrid deployments.
• Knowledge of enterprise collaboration governance frameworks.
• Familiarity with Power Platform integration (Power Automate, Power Apps).
• Experience working in large or regulated environments.

This role will require you to have or be willing to go through Security Clearance. As part of the onboarding process candidates will be asked to complete a Baseline Personnel Security Standard; details of the evidence required to apply may be found on the government website Gov.UK. If you are unable to meet this and any associated criteria, then your employment may be delayed, or rejected. Details of this will be discussed with you at interview.

Benefits

• Autonomy to develop and grow your skills and experience.
• Be part of exciting project work that is making a difference in society.
• Strong, inspiring and thought-provoking leadership.
• A supportive and collaborative environment.
• Access to LinkedIn Learning, a management development programme, and training.
• 24/7 confidential employee assistance programme.
• Flexible Working – including home working and part time.
• Office parties, breakfast Tuesdays, monthly pizza Thursdays, Thirsty Thursdays, and commitment to charitable causes.
• 25 days of annual leave a year, plus bank holidays, with the option to buy 5 extra days each year.
• 2 paid days per year to volunteer in our local communities or within a charity organisation.
• Salary Exchange Scheme with 4% employer contribution and 5% employee contribution.
• Life Assurance of 4 times base salary.
• Private Medical Insurance, which is non-contributory (spouse and dependants included).
• Worldwide Travel Insurance, which is non-contributory (spouse and dependants included).
• Enhanced Maternity and Paternity Pay.
• Season ticket loan, cycle to work scheme.