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GenAI Full Stack Engineer - Managing Consultant @ 83zero Ltd

Ebury Bridge, City of LondonOnsiteFull-time
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About this role

Salary: £65,000 - 80,000 per year

Requirements

  • Experience building backend microservices using Python with FastAPI, TypeScript with Express, or an equivalent framework
  • Experience building React applications with TypeScript, using frameworks such as Next.js or Vite
  • Familiarity with GenAI frameworks such as LangChain, LangGraph, CrewAI, or Vercel AI
  • Practical experience with large language models such as OpenAI, Anthropic, Mistral, or Llama, and tools such as Ollama
  • Proficiency with AWS or Azure for hosting and deployment
  • Hands-on experience with Docker, Kubernetes, and Docker Compose
  • Exposure to infrastructure-as-code tools such as Terraform
  • Familiarity with LLM monitoring tools such as LangSmith, Langfuse, or similar
  • Experience with CI/CD tools such as GitLab, GitHub, or Jenkins
  • Experience with vector databases such as ChromaDB, Pinecone, PGVector, MongoDB, or Qdrant
  • Familiarity with NoSQL databases; MongoDB is preferred
  • Experience working with SQL databases such as PostgreSQL
  • Proficiency with Git and version control platforms such as GitHub or GitLab
  • Ability to obtain Security Check (SC) clearance

Responsibilities

  • Collaborate with our team to develop client GenAI proof-of-concepts using technologies such as Retrieval-Augmented Generation (RAG) and intelligent agents
  • Scale existing proof-of-concepts into production-ready solutions for customer use
  • Design and develop full-stack applications for GenAI and non-GenAI projects
  • Support the development of infrastructure for robust end-to-end solutions
  • Explore and experiment with emerging technologies, including GenAI, to grow your skills
  • Work with senior stakeholders internally and at key clients to develop GenAI strategies that translate business challenges into scalable, secure, sustainable technical solutions and competitive propositions

Technologies

  • AI
  • AWS
  • Azure
  • Backend
  • CI/CD
  • Docker
  • FastAPI
  • Git
  • GitHub
  • GitLab
  • Support
  • Jenkins
  • Kubernetes
  • LLM
  • Langfuse
  • MongoDB
  • NoSQL
  • PostgreSQL
  • Python
  • RAG
  • React
  • SQL
  • Security
  • Terraform
  • TypeScript
  • microservices
  • Cloud
  • DevOps
  • Frontend
  • JavaScript
  • Fullstack

More

We are hiring a GenAI Full Stack Engineer at Managing Consultant level for a permanent, hybrid role, with two days per week on-site and travel to client sites. Base locations are London, Manchester, Newcastle, and Glasgow. The salary is £65,000–£80,000 per year, plus benefits, perks, and healthcare options. Youll work in a fast-paced, innovative environment.

last updated 45 week of 2026

Skills

PythonFastAPITypeScriptExpressReactNext.jsViteLangChainLangGraphCrewAIOpenAIRAG

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