Senior Microsoft 365 Developer

Salary: £80,000 - 100,000 per year

Requirements

• Proven experience as a Microsoft 365 Developer
• Strong knowledge of Office 365 applications and document management
• Expertise in Power Apps, Power Automate, and Power BI
• Experience with Microsoft Graph API
• Proficient in developing Modern SharePoint sites and SPFx solutions
• Familiarity with Azure services and the ability to build Azure-based solutions
• Practical knowledge of SharePoint Online, OneDrive, and Microsoft Teams
• Ability to use PowerShell for automation and maintenance tasks
• Experience in Office 365 BAU Admin activities
• Strong understanding of security practices with Office 365 and Azure
• Excellent interpersonal and communication skills
• Capability to work autonomously or collaboratively
• Strong project management skills and experience with Application Lifecycle Management
• Ability to prioritize, plan, and multitask effectively
• Knowledge of Azure Servers, Web Applications, and Data Solutions
• Proficiency in web design/development using HTML, CSS, and Adobe Creative Cloud
• Experience with Azure SQL Database and Azure Data Factory

Responsibilities

• Lead the creation, customization, and optimization of Microsoft 365 and SharePoint solutions
• Manage, configure, and develop within Office 365 environments
• Design and develop applications that support business needs
• Enhance interconnectivity across applications using Microsoft Graph API
• Develop and manage Modern SharePoint sites to improve user experience
• Implement front-end solutions using SPFx, PnP, JavaScript, TypeScript, and .NET Core
• Integrate Office 365 applications with third-party services for seamless data flow
• Build and develop Azure-based solutions integrated with Office 365
• Perform Office 365 administration and development tasks
• Apply knowledge of SharePoint Online and associated services for effective management
• Automate tasks and deployments using PowerShell
• Implement robust security practices in all projects
• Communicate complex technical concepts to clients and stakeholders
• Work collaboratively within diverse teams or autonomously as required
• Manage project requirements, design processes, and implementation phases
• Stay updated with new technologies and identify effective solutions for business needs

Technologies

• API
• Azure
• Cloud
• CSS
• Flow
• Support
• JavaScript
• Microsoft 365
• Office 365
• Power BI
• PowerShell
• SQL
• Security
• SharePoint
• TypeScript
• Web
• ASP.NET
• C#
• DevOps
• JSON
• Machine Learning

More

We are a fast-growing and highly successful global organization looking for a Senior Microsoft 365 Developer to join our experienced and dynamic IT team. This is a unique opportunity to lead and innovate solutions that enhance business productivity and user experience. The role offers excellent training and career development opportunities. Located in Essex with a hybrid work model, we provide a competitive salary, bonuses, and excellent benefits.

last updated 13 week of 2026