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# LLM & Generative AI Engineer

- **Company:** Rolejoin
- **Location:** London, UK
- **Contract:** Permanent contract
- **Skills:** Clean Code Principles, Natural Language Processing, Open Source Technology, Search Technologies, Software Construction, Pytorch, Large Language Models, Deep Learning, Generative AI, Low Latency, HuggingFace, Machine Learning Operations
- **Published:** August 18, 2026
- **Apply:** https://www.apply4u.co.uk/jobs/x/44291527/

## About the Role

About the RoleJoin our AI Engineering division in London to specialize in LLM fine-tuning, retrieval-augmented generation (RAG), and hosting private models. You will be responsible for tailoring deep learning models to specialized domain tasks.Key ResponsibilitiesFine-tune open-source models (Llama, Mistral, Qwen) for specific domain functionsOptimize model deployment pipelines for low latency and high throughputBuild advanced context management and semantic search solutionsImplement prompt evaluation frameworks and guardrail architecturesRequirements3+ years of experience focusing on Natural Language Processing and Generative AIHands-on experience with PyTorch, Hugging Face Transformers, and parameter-efficient fine-tuning (PEFT/LoRA)Experience deploying models with vLLM, Ollama, or Triton Inference ServerStrong background in software engineering best practices and clean code #J-18808-Ljbffr



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