Data Scientist

Oscar

Manchester Area, United KingdomfulltimeFinancial Services, IT Services and IT Consulting, and Bankingposted
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Data Scientist Location: Manchester (Hybrid) Salary: £60,000 - £75,000 + benefits The Role We are working with a well-established financial services organisation undergoing significant investment in its data and AI capabilities. They are looking for a hands-on Data Scientist to help drive the development and deployment of GenAI solutions across the business. This role is focused on practical application - building and scaling real-world use cases. You will work on a variety of projects, including intelligent automation, document processing, internal copilots, and customer-facing AI tools, leveraging large language models and modern machine learning techniques. While the organisation operates in a regulated environment, they are open to candidates from a range of industry backgrounds - financial services experience is beneficial but not essential. Key Responsibilities * Design, build, and deploy Generative AI solutions using large language models (LLMs) * Develop and optimise prompt engineering strategies for production use cases * Build end-to-end pipelines (RAG, embeddings, vector search) for scalable GenAI applications * Work with both structured and unstructured datasets, including text-heavy data * Collaborate closely with data engineering and software teams to productionise solutions * Identify high-impact use cases and contribute to the broader AI roadmap * Ensure solutions align with governance, risk, and compliance standards * Communicate insights clearly to both technical and non-technical stakeholders Required Skills \& Experience * 3+ years’ experience in Data Science / Machine Learning roles * Strong Python and SQL skills with hands-on experience building models and data pipelines * Proven experience working with Generative AI (LLMs, prompt engineering, embeddings) * Experience using frameworks such as LangChain, LlamaIndex, or similar * Experience integrating with model APIs (e.g. OpenAI or open-source alternatives) * Exposure to cloud environments (AWS, GCP or Azure) * Strong problem-solving skills with a pragmatic, delivery-focused mindset * Ability to work in cross-functional teams within a fast-paced environment Nice to Have * Experience within financial services or other regulated industries * Exposure to vector databases (e.g. Pinecone, Weaviate, FAISS) * Experience with MLOps / LLMOps and deploying models into production * Familiarity with LLM fine-tuning, evaluation, or guardrailing techniques * Experience building internal tools such as copilots or knowledge assistants What’s on Offer * Salary up to £75,000 depending on experience * Generous benefits package * Hybrid working (Manchester-based) * Opportunity to join a well-established business investing heavily in AI * High-impact role with real ownership and visibility * Collaborative and forward-thinking data team UK-based candidates only.