Groupe Aptenia

Job Vacancy Microsoft Dynamics 365 F&O Developer (X++ / Power Platform)

Brussels-Capital

Groupe Aptenia

API
Azure DevOps Services
Azure Logic Apps
CI/CD
Coda
Dataverse
Git
Peppol
Power Apps
Power Automate
Power Platform
SQL
Published on 23/10/2026

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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

Candidate profile

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

Lyon, Auvergne-Rhône-Alpes
20 - 99 employees
Consultancy firm
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Microsoft Dynamics 365 F&O Developer (X++ / Power Platform)

Groupe Aptenia

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