Senior Systems Integration Consultant - Contract

Senior Systems Integration Consultant (.NET, Azure, Data, MIS)

Contract Length: 3 months Start: Immediate Day Rate: £400-£500 per day IR35: Outside IR35 Location: Hybrid, predominantly remote

We are looking for a senior Systems Integration Consultant to step into a live environment and stabilise a newly implemented due diligence platform (Mitratech) that is currently integrated with multiple legacy systems.

This is a hands on role focused on integration, data migration, troubleshooting, and system optimisation. You will be working alongside an existing senior consultant and internal teams to resolve issues and ensure the platform is fully operational.

• Stabilise and optimise Mitratech platform integration
• Extract and migrate data from legacy .NET systems
• Build and troubleshootintegrations across:
  • Timesheet systems
  • HR workflows including Excel exports
  • Internal operational systems
• Implement workflow automation and triggers
• Debug live production issues across multiple systems
• Work across APIs, backend services, and databases
• Ensure data consistency and system reliability
• Support high volume operational workflows
• Collaborate with internal teams and stakeholders

• Strong .NET or C# background
• Experience with Azure services including Functions, Logic Apps or API integrations
• Proven systems integration experience
• Strong data experience including SQL and ETL or data migration
• Experience working with APIs and middleware
• Experience supporting live enterprise systems
• Ability to troubleshoot and resolve issues quickly

• Power Platform experience including Power Automate or SharePoint workflows
• Experience with CI CD or Azure DevOps
• Exposure to AWS or cloud infrastructure
• Experience working in regulated or compliance driven environments

• Senior and hands on
• Comfortable working in complex environments
• Strong problem solver
• Able to deliver quickly with minimal oversight

*Rates depend on experience and client requirements