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Robert Half Logo Robert Half · IT - Software Development

Sr. Software Engineer

United States, Jacksonville · Job Posted June 02, 2026
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Job Description

We are looking for a Sr. Software Engineer to join a Contract opportunity supporting an organization in Jacksonville, Florida. This role centers on building and sustaining integration solutions that connect transportation management workflows, internal applications, and external partner data exchanges. The ideal candidate brings strong C# and .NET expertise, practical knowledge of transportation management environments, and the ability to work across both established transfer methods and newer integration approaches.

Job Responsibility

  • Design, enhance, and maintain C#-based integration services that support business operations and internal tools
  • Develop and manage data mapping, transformation, and exchange processes across multiple systems and partner connections
  • Support transportation management software workflows by working with application data structures, interfaces, and related databases
  • Administer and troubleshoot integrations built on Cleo platforms, including Cleo Integration Cloud, VLTrader, and Lexicom
  • Oversee document movement across a mix of legacy transfer methods and external vendor-supported networks to ensure reliable processing
  • Collaborate with internal technical teams to use the organization's C# integration framework for rapid development of new interfaces
  • Diagnose production issues, resolve data flow disruptions, and improve the stability and performance of integration processes

Requirements

  • Strong hands-on programming experience with C# and the .NET ecosystem
  • Proven background in data integration, transformation, and interface development
  • Experience working with transportation management systems and related operational data environments
  • Practical expertise with Cleo Integration Cloud, VLTrader, Lexicom, or similar integration platforms
  • Familiarity with API development and system-to-system connectivity patterns
  • Ability to support both legacy document transfer processes and modern integration frameworks
  • Strong troubleshooting skills with the ability to analyze and resolve complex technical issues

What we offer

  • Medical, vision, dental, and life and disability insurance
  • 401(k) plan
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