We are looking for an experienced Senior .NET & SharePoint Developer in Valencia with strong hands‐on expertise in C#, .NET, SharePoint Online and Microsoft 365 technologies . You will design, develop and support enterprise applications and document management solutions using C#, ASP.NET, SQL Server, SharePoint Online, SPFx, Power Platform and REST APIs , with a strong focus on integration, workflow automation and production support.
Valencia, Spain – Hybrid, 2–3 days onsite per week – Fluent English
European candidates are welcome to apply and should be willing to relocate to Valencia if they are not already based in the Valencia area.
Tasks and Responsibilities
Design, develop, test and support enterprise applications using C#, ASP.NET, .NET, SQL Server and REST APIs ;
Design and enhance SharePoint Online document management solutions , including libraries, metadata, content types, permissions, search and collaboration features;
Develop SharePoint customizations using SharePoint Framework (SPFx), JavaScript/TypeScript, Microsoft Graph and REST APIs ;




Build workflow and automation solutions with Power Automate and Power Apps ;
Integrate SharePoint Online with Microsoft Teams, OneDrive, Microsoft 365, Azure‐based services and other enterprise applications ;
Support the complete solution lifecycle, including requirements analysis, technical design, development, testing, deployment and production troubleshooting;
Provide targeted development and support for OpenText Content Server / Extended ECM , including integrations, metadata, permissions and workflows;
Apply secure development practices and use AI‐assisted development tools such as GitHub Copilot or similar platforms in line with security and governance standards.
Profile
Advanced university degree in Computer Science, Information Systems, Engineering or a related field with 4+ years of relevant professional experience , or a Bachelor's degree with 10+ years of relevant professional experience ;
Strong hands‐on e

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