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Contract

Integration Developer (SC Cleared)

GCS
Exeter
money-bag £500 - £800/day
Posted: 08 October 2026 (Today)
Closing date: 07 November 2026
Ref: 225703540



System Integration Developer | SSIS | APIs | C#/.NET | SC Cleared

We are looking for an experienced System Integration Developer / Engineer to join a client project requiring strong, recent hands-on experience delivering system integrations using SSIS and APIs.

The successful candidate will have a proven background in system integration projects, with their recent experience clearly demonstrating practical use of SQL Server Integration Services (SSIS) and API integrations, alongside exposure to C# and/or .NET technologies.



Key Responsibilities

  • Design, develop and deliver system integration solutions
  • Build and maintain integrations using SSIS (SQL Server Integration Services)
  • Develop and support API-based integrations, including REST/API services
  • Work across multiple applications and systems to ensure reliable data and service integration
  • Troubleshoot integration issues and support testing and deployment activities
  • Work with technical and business stakeholders throughout the integration lifecycle


Essential Experience

  • Strong recent hands-on SSIS experience
  • Strong recent API integration experience
  • Proven experience delivering system integration projects
  • Experience working with C# and/or .NET technologies
  • Ability to demonstrate the above experience within recent roles/projects
  • Active or lapsed SC Clearance is essential


Desirable Experience

  • RESTful APIs / Web APIs
  • SOAP / Web Services
  • Microsoft SQL Server
  • Integration testing and troubleshooting
  • Experience working within secure or government environments


Clearance

Candidates must hold active or previously held/lapsed SC Clearance to be considered.



Interested?

If you have recent hands-on experience with SSIS, API integrations and C#/.NET and hold active or lapsed SC Clearance, please apply with your latest CV detailing your recent system integration project experience.


GCS is acting as an Employment Business in relation to this vacancy.

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