Company: OPUS RECRUITMENT SOLUTIONS LTD
Job Type: Permanent, FullTime
Salary: £200 - £450 per day
Prompt Engineer (AI & Data) – Junior to ExperiencedRemote work - United Kingdom
Competitive day rateAI | LLMs | RAG | Healthcare Tech | Data EngineeringTech for Good | Real-World Impact | Ethical AIWe're Hiring: Full Stack Developer for Generative AI ApplicationsAre you a seasoned developer excited about the future of AI? We're looking for a
Full Stack Developer with a strong backend foundation and a passion for building innovative applications powered by
Generative AI.Whether you're working with startups launching their first AI product or helping larger companies integrate LLMs into existing platforms, you'll be at the forefront of transforming ideas into intelligent, scalable solutions.?? What You’ll Be Doing
- Designing, testing, and refining prompts for LLMs (OpenAI, Claude, etc.)
- Building prompt libraries and evaluation frameworks
- Structuring unstructured data (PDFs, notes, forms) into usable formats
- Working with RAG pipelines and vector databases (FAISS, Pinecone, etc.)
- Embedding LLMs into user-facing healthcare tools (e.g., AI assistants, in-context help)
- Collaborating with product, design, and clinical teams to ship real features
? What You’ll Bring
- Experience with LLMs and prompt engineering (OpenAI, Anthropic, etc.)
- Familiarity with structured (SQL, JSON, CSV) and unstructured data
- Exposure to vector stores and retrieval-augmented generation (RAG)
- Strong Python skills and comfort working with APIs and data pipelines
- Bonus: experience in healthcare, accessibility, multilingual interfaces, or regulated environments
�? Why Join?
- Work on AI that actually helps people—200,000+ users and counting
- Be part of a mission-driven team focused on ethical, responsible AI
- 29 days holiday + BHs, pension, health insurance, Perkbox & more
- Hybrid flexibility with offices in West London & the Wye Valley
??
Interested?Let’s chat. Drop me a message or apply directly—happy to share more!