Snr C#.Net Developer - Entity, AWS, Claude - 3 Months

.Net 6, .Net 10, C#, ASP.NET, .NET Core, AWS, CDK, IaC, Cognito, S3, KMS, CI/CD, Docker, Containers, Entity, Firebase

3-month contract role. Outside IR35.

To start 1st June 2026

£500 per day.

Must be a UK based candidate.

No visa sponsorship or visa transfer.

Experience within Healthcare, Pharma or Life Sciences is a definite advantage.

The role will involve the following:

• Migrate the platform to .NET 10 LTS
• Implement secrets management using AWS Secrets Manager
• Strengthen authentication and authorisation mechanisms
• Enhance audit trail and compliance features for healthcare regulations
• Improve API security, including rate limiting and CORS configuration
• Update Docker containers and CI/CD pipelines
• Establish and expand unit and integration test coverage
• Work with Clean Architecture patterns across the solution

Good experience across C#, ASP.NET Core, Migrations, Enitity, OWASP, AWS services, CI/CD.

Claude experience expected.

To start ASAP.

Please email a CV to Roger at Jump IT in the first instance.