Microsoft Dynamics 365 F&O Developer (X++ / Power Platform)
First seen by Alion on Oct 23, 2026.
You design, develop and deploy extensions and integrations for Dynamics 365 Finance & Operations, working closely with functional consultants and architects. You ensure maintainable developments that remain compatible with Microsoft updates.
Responsibilities
Develop X++ extensions following the “extension over customization” principle
Design and build integrations (API, OData, Azure Logic Apps, Service Bus, Dataverse)
Develop reports (SSRS, Power BI) and workflows
Build data migration scripts (Data Management Framework)
Write technical specifications and related documentation
Perform unit testing, code reviews and support SIT / UAT phases
Manage the code lifecycle (Azure DevOps, CI/CD pipelines, Lifecycle Services)
Analyze and fix production incidents, optimize performance
Contribute to technical estimation in pre-sales
Profil recherché
Must-have
3+ years of development on D365 F&O (or AX 2012 transitioning to F&O)
Strong command of X++, the data model and the extensibility framework (CoC, event handlers)
At least 2 end-to-end projects, including go-live
Integration experience (REST, OData, files, middleware)
Hands-on with Azure DevOps, Git and Tier 1 / Tier 2 environments
Nice-to-have
Power Apps, Power Automate, Power BI
Certifications: MB-500 (Finance and Operations Apps Developer), AZ-204, PL-400
Knowledge of Belgian localization (Peppol, CODA, VAT)
Experience with large data volumes and SQL optimization