Python Developer

Python Developer

Location: Bristol

Contract: 12 months
Paying: Up to£84p/h Inside IR35

Please note that due to the nature of the work, you will need a high level of UK security clearance (SC).

Responsibilities:

• Design, build and maintain low-latency, high-throughput Python services and APIs
• Profile and tune application performance to meet near real-time requirements
• Diagnose and resolve complex issues across services, containers and Kubernetes workloads
• Contribute to architecture and design decisions, balancing performance, scalability and maintainability
• Containerise applications and manage deployments, configuration and resource tuning on Kubernetes
• Write unit and integration tests and contribute to CI/CD pipelines

Essential Skills and Experience

• Considerable experience in professional Python development
• Strong understanding of concurrency, memory management and the GIL?s implications for performance
• Hands-on experience with Kubernetes and containerisation (Docker), including deploying, scaling and debugging services in clusters
• Familiarity with CI/CD tooling and Git-based workflows
• Proven performance tuning expertise: profiling CPU, memory and I/O, optimising latency and throughput, and tuning concurrency (asyncio, multiprocessing, threading)
• Experience building near real-time systems, such as event-driven or streaming architectures (e.g., Kafka, RabbitMQ, WebSockets)

Desired Skills

• Cloud experience (AWS, Azure or GCP), including managed Kubernetes (EKS, AKS, GKE)
• Performance optimisation with Cython, Rust or C extensions