Senior Systems Integration Consultant – Contract

Senior Systems Integration Consultant (.NET, Azure, Data, MIS) Job Description
Contract Length: 3 monthsStart: ImmediateDay Rate: £400-£500 per dayIR35: Outside IR35Location: Hybrid, predominantly remote Overview
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. Key Responsibilities 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 Core Skills Required 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 Desirable 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 Profile 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