Real-Time Python Developer — Kubernetes, Performance, SC

ARM; West of England; On-site; GBP 69,000 - 116,000; Full time

Job summary

Advanced Resource Managers Ltd in Bristol is seeking a Python Developer to build and maintain low-latency Python services and APIs. The role requires a high level of UK security clearance (SC) for a 12-month contract and offers up to £84 per hour inside IR35.

You will profile and tune performance, containerise applications for Kubernetes, and contribute to CI/CD pipelines and testing. Strong Python skills, concurrency understanding, and experience with real-time systems are essential.

Qualifications

• Considerable experience in professional Python development.
• Strong understanding of concurrency and memory management and GIL implications for performance.
• Hands-on experience with Kubernetes and containerisation (Docker).
• Familiarity with CI/CD tooling and Git-based workflows.
• Proven performance profiling: CPU, memory and I/O, latency tuning and concurrency (asyncio, multiprocessing, threading).
• Experience building near real-time systems (event-driven or streaming: Kafka, RabbitMQ, WebSockets).

Responsibilities

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

Skills

Python

Concurrency

Performance tuning

CI/CD

Kubernetes

Docker

Asyncio

WebSockets

Tools

Kubernetes

Docker

Kafka

RabbitMQ

Git

Job description

Advanced Resource Managers Ltd in Bristol is seeking a Python Developer to build and maintain low-latency Python services and APIs. The role requires a high level of UK security clearance (SC) for a 12-month contract and offers up to £84 per hour inside IR35.

You will profile and tune performance, containerise applications for Kubernetes, and contribute to CI/CD pipelines and testing. Strong Python skills, concurrency understanding, and experience with real-time systems are essential.