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Senior Dynamics 365​/X++ Developer

Job in Costa Mesa, Orange County, California, 92626, USA
Listing for: 5.11
Full Time, Part Time position
Listed on 2026-02-28
Job specializations:
  • IT/Tech
    Data Engineer, Data Analyst, Systems Analyst, IT Consultant
Salary/Wage Range or Industry Benchmark: 115000 - 130000 USD Yearly USD 115000.00 130000.00 YEAR
Job Description & How to Apply Below

Born in Yosemite, forged in Quantico and built for adventure. 5.11 is a purpose-driven lifestyle brand, rooted in performance, durability, and versatility. Since 1979, we’ve created gear and apparel for people who live life without limits, delivering gear and apparel that empower them to push boundaries every day.

We are seeking a highly motivated, detail-oriented, and passionate Microsoft Dynamics 365 Developer to architect, develop, and support integrations and customizations within Dynamics 365 Finance & Operations. This role will work closely with both technical and business teams to deliver high-performing application solutions in a dynamic, growing organization.

This role is responsible for converting functional requirements into technical customizations using .NET and X++ native programming languages. The developer will collaborate with functional analysts and technical project leaders to design, develop, and implement Dynamics 365 customizations, integrations, and data migration solutions.

What You'll Do:
  • Customize and extend Microsoft Dynamics 365 using .NET, X++, and related technologies
  • Design and develop integrations between Dynamics 365 and external systems
  • Create and modify reports using SQL Server Reporting Services (SSRS)
  • Develop and modify forms, tables, custom logic, and reports in X++
  • Perform data conversions and migration into Dynamics 365
  • Architect and develop gap/fit solutions in collaboration with business stakeholders
  • Manage customizations within defined project budgets
  • Document technical designs, features, and enhancements
  • Provide regular status updates to project managers and stakeholders
  • Analyze, design, and implement complex system enhancements as a principal owner of assigned systems
  • Recommend technical alternatives, solutions, and risk mitigation strategies
  • Anticipate project plan changes and propose alternative approaches when needed
  • Travel up to 10% (including potential international travel)
What You Bring:
  • Bachelor’s degree in Computer Science, Information Systems, or related field preferred (or equivalent experience)
  • 8+ years of relevant experience in technology implementation and management
  • Experience working in multi-channel, multi-brand wholesale and retail environments preferred
  • Strong understanding of Dynamics 365 data structures
  • Experience integrating Dynamics 365 with external systems
  • Familiarity with Azure services, particularly Azure SQL Databases
  • Functional knowledge of production and project modules within Dynamics 365
  • Advanced SQL reporting and query development (T-SQL and X++ query language)
  • Experience developing stored procedures in Microsoft SQL Server
  • Familiarity with Agile methodologies and Software Development Lifecycle (SDLC) practices
  • Experience with Team Foundation Version Control or similar version control tools
  • Experience integrating Dynamics 365 with CRM, B2B, or B2C systems is a plus
  • Dynamics 365 functional certifications are a plus
  • Finance process knowledge is a plus
  • 3PL / logistics experience is a plus

Pay Range: $115,000-$130,000 annually plus bonus based on experience

5.11 offers a best-in-class benefits program including: medical, dental and vision insurance; a 401(k) program with employer match; employer-paid basic life and AD&DD insurance. Additionally, employees can choose from several voluntary benefits including:
Hospital Indemnity/Accident insurance;
Flexible Spending Account/Health Saving Account;
Employee Assistance Program;
Paid Time Off/Paid Holidays/Sick Time;
Casual Dress Code; and Employee Discounts.

* If you are a regular full-time employee working at least 30 hours per week, you and your eligible dependents may participate in 5.11’s benefits program.*

You can find out what personal information we collect, correct any inaccuracies, or ask us to delete your personal information (with some exceptions). To check out our policy, click HERE
. If you want to make a request about your personal data, .

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities

This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.

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Position Requirements
10+ Years work experience
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