Genai Full Stack Engineer - Consultant / Senior Consultant

83zero Limited; Greater London; Hybrid; GBP 45,000 - 70,000; Full time

Job summary

A tech consultancy is seeking a GenAI Full Stack Engineer to work on developing and scaling innovative solutions. You will collaborate closely with stakeholders to create GenAI strategies and design robust Full Stack applications. The ideal candidate should have proficiency in both backend and frontend technologies, experience with cloud platforms, and be comfortable working in a hybrid model across the UK. Knowledge in CI/CD and containerization is essential, and Security Check clearance is required.

Qualifications

• Experience in building microservices using Python with FastAPI or TypeScript with Express.
• Familiarity with building React applications using TypeScript, Next.js or Vite.
• Proficiency in AWS or Azure for hosting and deployment.
• Hands-on experience with Docker, Kubernetes, and Docker Compose.
• Experience with SQL databases like PostgreSQL and NoSQL databases like MongoDB.

Responsibilities

• Collaborate to develop GenAI proof-of-concepts for clients.
• Scale existing POCs to production-ready solutions.
• Design and develop Full Stack applications.
• Support development of infrastructure for end-to-end solutions.
• Explore and experiment with emerging technologies.

Skills

Backend Development

Frontend Development

GenAI Frameworks

LLM experience

Cloud Platforms

Containerization and Orchestration

Infrastructure as Code (IaC)

Monitoring Tools

CI/CD

Vector Databases

NoSQL

SQL

Git

Job description

GenAI Full Stack Engineer - Consultant / Senior Consultant

Salary: £45,000 - £70,000 pa + £4,000 Bonus plus benefits, perks and healthcare options

Job Type: Permanent - Hybrid / 2 x days per week - Travel to client site

Base Locations: London, Manchester, Newcastle, Glasgow

Overview

We're looking for a GenAI Full Stack Engineer who is passionate about solving real-world challenges through technology. You'll work closely with senior stakeholders both internally and within key clients to create GenAI strategies that translate business issues into relevant technical solutions and competitive propositions that are scalable, secure, and sustainable.

Your Role

• Collaborate with the team to develop GenAI proof-of-concepts (POCs) for clients using technologies like Retrieval-Augmented Generation (RAG) and intelligent agents.
• Scale existing POCs to production-ready solutions for customer use.
• Design and develop Full Stack applications for both GenAI and non-GenAI projects.
• Support the development of infrastructure to enable robust end-to-end solutions.
• Grow your skills by exploring and experimenting with emerging technologies, including GenAI.

Your skills and experience

• Backend Development: Experience in building microservices using either Python with FastAPI, or TypeScript with Express or equivalent
• Frontend Development: Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite.
• GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript).
• LLM experience: Practical experience with Large Language Models (LLMs) such as OpenAI, Anthropic, Mistral, or Llama, and tools like Ollama.
• Cloud Platforms: Proficiency in AWS or Azure for hosting and deployment.
• Containerization and Orchestration: Hands‑on experience with Docker, Kubernetes, and Docker Compose.
• Infrastructure as Code (IaC): Exposure to tools like Terraform.
• Monitoring Tools: Familiarity with LLM monitoring tools like Langsmith, Langfuse, or similar.
• CI/CD: Experience with continuous integration and deployment tools such as GitLab, GitHub, or Jenkins.
• Vector Databases: Experience with and (but not limited to) ChromaDB, Pinecone, PGVector, MongoDB, Qdrant etc.
• NoSQL: Familiarity with NoSQL databases (e.g., MongoDB preferred).
• SQL: Experience working with SQL databases like PostgreSQL.
• Proficient in Git and version control platforms like GitHub, GitLab, etc.

To be successfully appointed to this role, it is a requirement to obtain Security Check (SC) clearance.