Role OverviewThe Senior Backend Engineer designs, delivers, and supports this transport - tech customers cloud platforms, with a strong focus on high-performance PostgreSQL databases and resilient AWS-native backend systems. The role spans full lifecycle delivery, from requirements and design to implementation, testing, and ongoing support. This may seem like a lot, within a big organisation it would often be two separate roles. But that''s part of the opportunity - instead of being stuck doing a narrow set of tasks you''re able to drive all aspects of a solution - so more rewarding and interesting. Key ResponsibilitiesCorePostgreSQL Architecture and Performance - Design, optimise, and maintain high-performance, reliable, and supportable PostgreSQL databases.Advanced SQL - Develop and refine complex, performant SQL and database objects.Backend Engineering - Build and enhance backend services (primarily Python), ensuring strong coding, testing, and documentation practices.AWS Delivery - Create and evolve solutions using RDS Aurora, Lambda, API Gateway, SNS/SQS, DynamoDB, and other serverless components.Reliability and Observability - Build robust, resilient systems aligned with best-practice operations.Infrastructure as Code - Implement automated deployments using Git, Bitbucket, and CloudFormation.End-to-End Delivery - Own technical delivery from discovery to production rollout and support.AdditionalCollaborate directly with customers to translate requirements into technical