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Data Scientist or AI/ML Engineer

Vallum Associates
London, England
10 months ago
Applications closed

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Data Scientist

Yolk Recruitment Cardiff, South Glamorgan, CF10 2AF, United Kingdom
£60,000 – £70,000 pa
Posted
14 Oct 2025 (10 months ago)
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Qualifications
  • Advanced Python proficiency, especially in scalable, clean code architecture and microservices (e.g., FastAPI, Flask, asyncio)
  • Solid understanding of API integration patterns and inter-servic communication (e.g. REST, Kafka)
  • Experience with authentication and authorization mechanisms (e.g. OAuth2, JWT, Azure AD)
  • At least two ML/AI solutions delivered to production, ideally involving document understanding, NLP or search/retrieval systems
  • Practical knowledge and hands-on experience with: RAG architectures, LLMs (e.g., OpenAI, Antropic), Vector databases (e.g., FAISS, Azure AI Search), Embeddings (e.g., OpenAI)
  • Strong grasp of NLP techniques: named entity recognition (NER), document classification, chunking, summarization, question answering.
  • Ability to evaluate trade-offs and select appropriate ML/AI techniques for a given problem.
  • Experience with PoC development and iterating quickly based on results.
  • Familiarity with LangChain, LlamaIndex, or similar agentic frameworks.
  • Strong debugging, profiling, and optimization skills for AI applications.
Senior/Employment Details
  • Seniority level: Mid-Senior level
  • Employment type: Contract
  • Job function: Design, Engineering, and Other
  • Industries: Financial Services, Banking, and Investment Banking


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