Sr. Developer, D365 F&O

Senior D365 F&O Developer

Location: Richardson, TX (Hybrid)

Mondays and Fridays Remote, Tuesdays to Thursdays Onsite.

Employment Type: 12-month assignment

About the Role

We are seeking an experienced Senior D365 F&O Developer to lead technical design, development, and implementation of Microsoft Dynamics 365 Finance & Operations solutions. This role requires deep expertise in X++ development, Azure cloud services, and DevOps practices to deliver scalable, high-performance ERP solutions that drive business transformation.

 

Key Responsibilities

Development & Customization

• Design, build, and maintain customizations using X++, extensions, event handlers, form patterns, and classes

• Develop and optimize Data Entities, batch frameworks, and system automation tools

• Implement integrations using OData, REST APIs, Custom Services, Azure Logic Apps, and Azure Function Apps

• Build Power Platform solutions (Power Automate, Power Apps) integrated with D365 F&O

DevOps & ALM

• Manage build and release pipelines using Azure DevOps (ADO)

• Perform code merges, conflict resolution, and branch management across Dev, Test, and Production environments

• Deploy packages across environments and ensure smooth Application Lifecycle Management (ALM)

• Conduct environment refreshes, data copy-downs, and coordinate with Microsoft Support for environment issues

Support & Optimization

• Provide L2/L3 technical support and troubleshooting for production incidents, integration failures, and performance issues

• Perform in-depth root cause analysis and implement long-term, scalable fixes

• Monitor system performance and optimize code, SQL queries, and batch jobs

• Support UAT cycles, bug fixing, and production validation

Collaboration & Leadership

• Work closely with business users, functional consultants, product owners, and cross-functional teams

• Conduct technical workshops, requirement discussions, and solution walkthroughs

• Translate business needs into technical solutions with clear documentation

• Provide mentorship and technical guidance to junior developers

• Prepare Technical Design Documents (TDDs), deployment documentation, and architecture diagrams\

 

Required Qualifications

Experience

• 6+ years of IT experience with 4+ years hands-on Microsoft Dynamics 365 F&O / AX development

• Proven experience with ISV solutions: Avalara, Redmaple, DynaRent (or equivalent)

• Track record of leading technical workstreams and mentoring development teams

Technical Skills

• Expert-level X++ programming and object-oriented design patterns

• Deep knowledge of D365 F&O extensions, event handlers, and customization frameworks

• Strong experience with Azure DevOps, Git, CI/CD pipelines, and branch strategies

• Proficiency in Data Management Framework (DMF) and complex data migration

• Hands-on experience with Azure services: Logic Apps, Functions, Service Bus, Key Vault

• Power Platform: Power Automate, Power Apps, Dataverse integration

• Solid understanding of ERP functional areas: Finance, SCM, Procurement, Manufacturing, Warehouse

Architecture & Best Practices

• Experience with microservices-style integration architecture and API-first design

• Strong debugging, testing, and problem-solving capabilities

• Knowledge of D365 Cloud Architecture, performance tuning, and LCS tools

• Experience conducting code reviews and enforcing coding standards

Certifications (Required or In Progress)

• MB-500: Microsoft Dynamics 365 Finance and Operations Apps Developer

• MB-300: Microsoft Dynamics 365 Core Finance and Operations

Core Competencies

• Excellent verbal and written communication skills

• Ability to translate complex technical concepts for business stakeholders

• Strong