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# Python Engineer

- **Company:** Ncounter Technology Recruitment
- **Location:** London, UK
- **Experience:** Expert
- **Salary:** £90,000.0 - £100,000.0
- **Contract:** Permanent contract
- **Skills:** Application Programming Interfaces (APIs), Artificial Intelligence, Microsoft Azure, Continuous Integration, Python (Programming Language), PostgreSQL, OAuth, OpenID, OpenShift, Redis, Prometheus, SQL Databases, Enterprise Search, Large Language Models, Backend, Fastapi, Pytest, Kubernetes, Codebase, Restful APIs, Terraform, Docker
- **Published:** September 28, 2026
- **Apply:** https://www.reed.co.uk/jobs/python-engineer/57397629

## About the Role

* 5+ years' commercial Python engineering experience, including production backend systems
 * Strong FastAPI, REST API, async Python, PostgreSQL and SQL experience
 * Demonstrable experience integrating LLMs into real applications, rather than purely personal or experimental projects
 * Strong Docker, Kubernetes/OpenShift, CI/CD and pytest knowledge
 * Experience working with large codebases and improving existing services safely
 * Knowledge of Azure, RAG, pgvector, Chroma, FAISS, Entra ID, OAuth/OIDC, Redis, Terraform, Prometheus or OpenTelemetry would strengthen your application.

## Description

* Engineer Python backend services and APIs using FastAPI and asynchronous development patterns
 * Design and integrate LLM capabilities using OpenAI, Azure OpenAI or comparable foundation models
 * Build practical RAG, enterprise search and document intelligence solutions using embeddings and vector databases
 * Develop prompt strategies while managing production considerations including latency, cost, retries and rate limits
 * Explore agentic workflows and LLM orchestration using LangChain or similar frameworks
 * Work with consultants and customer stakeholders to translate operational problems into practical AI solutions
 * Improve security, testing, observability and reliability across deployed applications


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