Senior AI Engineer | GenAI | Information Retrieval | ML | NLP | Hybrid London | Up to £130k
4 days ago
City of London
Senior AI Engineers - Generative AI & Information Retrieval 💼 Hybrid London (1–2 days/week onsite) 💰 Up to £130k + Equity + Benefits We’re hiring three Senior AI Engineers to join two rapidly growing teams within a high-growth fintech/data intelligence scaleup. You’ll work on cutting-edge Generative AI, LLMs, NLP, and Information Retrieval, building production systems used by global customers. You’ll join a highly talented AI organisation (reporting into the Senior ML Manager) and work closely with product, backend, and frontend teams to ship impactful, user-facing AI features. 📌 Open Senior Roles (3 Total) 1. Senior GenAI Engineer - Client Features Build the next generation of customer-facing GenAI features. You will: • Build LLM-powered workflows, chat systems, and assistant-style features., • Develop simple, reliable systems that solve real customer problems (no over-engineering)., • Work closely with product and UX to shape user-facing AI experiences., • Strong hands-on experience with GenAI, LLMs, agentic frameworks, or chat/workflow apps., • Excellent Python and software engineering fundamentals., • Solid cloud experience (AWS preferred, GCP/Azure fine)., • Product-minded approach and ability to work cross-functionally. 2. Senior AI Engineer - Information Retrieval (Engineering-Focused) Own engineering for large-scale Information Retrieval/NLP pipelines. You will: • Build and optimise retrieval, ranking, and document processing systems., • Implement transformers, embeddings, search pipelines and evaluation frameworks., • Strong ML engineering background., • Experience in document processing, NLP, embeddings, transformers., • Python expertise, solid engineering foundations., • Experience shipping IR/ML systems in production environments. 3. Senior AI Engineer - Information Retrieval (Research-Focused) Drive applied research within a production-focused Information Retrieval team. You will: • Research and improve retrieval and NLP models., • Design experiments, run evaluations, and iterate on modelling approaches., • Strong applied research experience (PhD or academic work a plus)., • Deep background in retrieval, NLP, LLM evaluation, document understanding., • Python & cloud experience and ability to contribute to production code when needed. 📌 What We’re Looking For Across All Senior Roles Technical Requirements • Strong Python skills, • Cloud experience (AWS preferred), • Experience deploying ML/LLM/IR models, • Background in at least one of:, • LLMs & GenAI, • Information Retrieval, • NLP / Document Processing, • Transformer-based architectures, • Collaborative and pragmatic, • Comfortable in high-growth, product-driven teams, • Able to work fast without over-engineering, • Passionate about modern AI and problem-solving These positions do not provide visa sponsorship and require existing right to work in the UK. Please note: Due to the high volume of applications we are not always able to respond to all applicants, if you have not had a response within 7 days of your application it is likely it has been unsuccessful. If your skillset matched, please apply within.