Senior Gen AI Engineer - London Hybrid - £90-120k

Senior Gen AI Engineer – London (Hybrid) - £90-120k Prompt Engineering | RAG Pipelines/Vector DB | OpenAI & LangChain | Flexible Working Ada Meher is currently working with an equity backed SaaS software vendor in the construction space who are recruiting a Senior AI Engineer with skills in LLM, RAG pipeline builds & fine-tuning and optimisation of prompts & models to join their R&D focused engineering squad as they continue to push the boundaries of AI-enablement in their products.The ideal candidate will have a strong background in Software Engineering, preferably with Python, as well as multiple years of experience working on AI models in a production environment. They are also looking for a candidate who is comfortable leading a small development team on a project from end-to-end.As a modern workplace, they operate with a flexible hybrid policy. This means asking employees to attend their Central London hub for a team day once a week with the flexibility to work the rest of the week remotely – so candidates should be semi-local.To Be Considered:

• 6+ years of Engineering experience
• 2+ years of commercial work on production level LLM / Gen AI projects
• Strong experience with Python/FastAPI, Node/Typescript or similar
• Experience with relevant technologies such as OpenAI, LangChain/LangGraph, LlamaIndex
• Experience with Hugging Face and LoRA/QLoRA for fine-tuning
• Experience with RAG & Vector DBs eg. FAISS, Weaviate, Pinecone
• Any experience of MLOps with MLFlow, AWS (SageMaker), CI/CD (GitHub Actions) or similar would be a benefit to an application

The employer is well known not only for the forward-thinking approach they have to adopting emerging technologies but also for the way they value their staff and employee wellbeing and boast an impressive collection of awards for their commitment to creating a positive culture of engineering excellence.We are expecting a strong response this Senior Gen AI Engineer role, so please apply within or get in touch today on with a CV for consideration.