Senior C# Engineer - Agentic Engineering, .NET 9, AWS Lamba & SQS
- Hiring Organisation
- Smart Sourcer Limited
- Location
- City of London, London, United Kingdom
- Employment Type
- Contract
- Contract Rate
- From £750 to £800 per day
with the ability to architect and lead distributed REST microservices at scale. Strong authority in AWS serverless : Lambda-first, with hands-on experience across API Gateway, SQS, Step Functions, EventBridge and IAM. Practical experience with Claude Code (or similar) and advanced agentic workflows multi-agent orchestration, context management, custom … commands/skills, and scaling AI-assisted delivery. Deep data expertise across Aurora MySQL and DynamoDB schema design, access patterns, indexing, query tuning, and pragmatic trade-offs around consistency, scale and cost. Proven ability to design event-driven systems with SQS: idempotency, retries, ordering, DLQs and operational robustness. ...