Senior SharePoint Developer

Our prestigious US law firm client is seeking a highly skilled Senior SharePoint Developer with extensive experience migrating SharePoint 2016 on-premise solutions to modern SharePoint platforms.  This permanent role, based in their stunning City offices, combines hands-on custom development, system maintenance, and intranet design.

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• Salary to £100,000
• Hybrid working – 4 days in the office / 1 day remote
• Free lunch every Wednesday
• £100 monthly employee contribution towards lunch or other expenses

Senior SharePoint Developer Key Responsibilities:

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• Design, develop, and support custom solutions across SharePoint Subscription Edition (SE) and SharePoint Online
• Lead migration of SharePoint 2016 on-premise solutions to SE and Online
• Build SPFx web parts, extensions, and integrations using TypeScript, JavaScript, React, and REST APIs
• Manage updates, patches, and service packs to ensure stability, security, and compliance
• Administer service and web applications, site collections, permissions, authentication, and governance
• Provide technical leadership and mentor junior team members
• Collaborate with project managers, business analysts, and stakeholders to deliver solutions aligned to requirements
• Recommend improvements to development standards, governance, and platform architecture

Senior SharePoint Developer Skills & Requirements:

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• Law firm experience highly advantageous 
• Extensive experience developing and administering SharePoint Subscription Edition (SE) and SharePoint Online, including migration from SharePoint 2016 on-premise
• Strong expertise in SPFx development and modern front-end technologies (TypeScript, JavaScript, React, HTML5, CSS3)
• Experience integrating SharePoint solutions using REST APIs, Microsoft Graph, C#, and .NET
• Hands-on management of on-prem SharePoint environments, including patching, upgrades, performance tuning, and troubleshooting
• Experience with Business Connectivity Services (BCS), External Content Types (ECTs), and SQL Server design and optimisation