Senior Python Backend Engineer

Salary: £68,000 - 108,000 per year

Requirements:

• Production experience owning backend systems end to end
• Experience working with AI systems beyond simple integration
• Practical experience with latency and throughput optimization, monitoring and observability, debugging and incident handling, and scaling production systems
• Strong Python backend experience
• Familiarity with Node.js, SQL or NoSQL databases, the LLM ecosystem (such as OpenAI and Anthropic), Docker, Kubernetes, and a major cloud platform such as AWS, Azure, or GCP

Responsibilities:

• Design and operate backend systems that connect models to our product
• Enable AI workflows to run end to end and build APIs that serve AI features consistently
• Build inference pipelines, orchestration layers, and backend services for AI-driven workflows
• Address performance considerations including latency, throughput, batching, and caching
• Monitor, log, and maintain production reliability

Technologies:

• AI
• AWS
• Azure
• Backend
• Cloud
• Docker
• Kubernetes
• LLM
• NoSQL
• Python
• SQL
• NodeJS
• GCP

More:

We are a well-established, tech-led business building a new AI product focused on real-world tasks, workflows, and decision-making. Our product supports long-running workflows, persistent context, multi-step task execution, and integrations with external systems. This role is part of the backend layer that connects models to the product, with a focus on making AI behavior structured and reliable in real-world use. We offer a fully remote-first working environment, with the role based in the United Kingdom, flexible compensation, and equity. Youll join a small, highly capable engineering team that values ownership, delivery, and pragmatic decisions in evolving systems.

last updated 40 week of 2026