Ofertas › 83zero Ltd
83zero Ltd · London, United Kingdom · £60,000 - 70,000 per year
Salary: £60,000 - 70,000 per year Requirements: Senior-level hands-on Python development experience Strong commercial experience building APIs, microservices and backend applications Practical experience with Generative AI, LLMs and RAG Experience with AI frameworks such as LangChain, LangGraph or CrewAI Experience with vector databases and semantic search Experience with OpenAI, Anthropic, Mistral, Llama or similar models Strong software engineering, testing and Git practices Experience with AWS or Azure, Docker and ideally Kubernetes Experience with PostgreSQL, MongoDB or similar databases Experience with CI/CD using GitHub, GitLab or Jenkins Agile engineering experience Proven leadership and mentoring experience required for Senior Consultant level Experience with AI agents, tool calling, embeddings, prompt engineering or LLM observability is beneficial React/TypeScript and Terraform/IaC experience is beneficial Experience taking GenAI POCs into production is highly beneficial Responsibilities: Build production applications and APIs using Python and FastAPI Develop LLM, RAG and AI agent solutions Build RAG pipelines covering embeddings, retrieval and generation Work with OpenAI, Anthropic, Mistral, Llama and similar LLMs Use LangChain, LangGraph, CrewAI or similar AI frameworks Work with vector databases including Pinecone, Qdrant, ChromaDB and PGVector Take GenAI POCs into production and scale them Build APIs, microservices and AI integrations Deploy solutions using AWS/Azure, Docker and Kubernetes Write clean, testable and maintainable Python code Work with PostgreSQL, MongoDB, Git and CI/CD Collaborate with engineers, architects and client stakeholders Technologies: AI AI Agents AWS Azure Backend CI/CD Docker FastAPI Git GitHub GitLab Jenkins Kubernetes LLM MongoDB PostgreSQL Python RAG React Terraform TypeScript microservices Cloud More: We are hiring Senior Python Developers for a permanent hybrid role based in London, Bristol, Manchester, Glasgow or Newcastle, with two days per week onsite and occasional travel to client sites. We offer a salary of £60,000 to £70,000 plus benefits, perks and healthcare options. This is a coding-focused opportunity to work on real-world AI engineering projects, building production-ready Generative AI applications for enterprise clients and developing your experience across both software engineering and modern GenAI technologies. last updated 43 week of 2026