Integration Developer (SC Cleared)

Salary: £25,000 - 50,000 per year

Requirements:

• Strong, recent hands-on experience with SSIS (SQL Server Integration Services)
• Strong, recent experience developing API integrations
• Proven experience delivering system integration projects
• Experience with C# and/or .NET technologies
• Ability to demonstrate relevant experience in recent roles or projects
• Active or previously held (lapsed) SC Clearance
• Desirable: experience with RESTful APIs/Web APIs, SOAP/Web Services, Microsoft SQL Server, integration testing and troubleshooting, or secure and government environments

Responsibilities:

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

Technologies:

• API
• C#
• Support
• REST
• SOAP
• SQL
• SSIS
• Web
• ASP.NET

More:

We are seeking an experienced System Integration Developer or Engineer for a client project requiring recent, practical experience with SSIS and API integrations, alongside exposure to C# and/or .NET. Candidates should apply with a current CV detailing recent system integration project experience. GCS is acting as an Employment Business for this vacancy.

last updated 41 week of 2026