Salary: £45,000 - 80,000 per year Requirements: High level of UK security clearance (SC) Considerable experience in professional Python development Strong understanding of concurrency, memory management, and the GILs implications for performance Hands-on experience with Kubernetes and containerisation using Docker, including deploying, scaling, and debugging services in clusters Familiarity with CI/CD tooling and Git-based workflows Proven performance-tuning expertise, including profiling CPU, memory, and I/O; optimising latency and throughput; and tuning concurrency with asyncio, multiprocessing, or threading Experience building near real-time systems, such as event-driven or streaming architectures using technologies like Kafka, RabbitMQ, or WebSockets Cloud experience with AWS, Azure...