Senior AI Engineer | GenAI | Information Retrieval | ML | NLP | Hybrid London | Up to £130k
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.
- Deploy LLM models and agentic components in production.
You bring:
- 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.
- Deploy and maintain ML/IR models in production.
You bring:
- 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.
- Collaborate closely with engineering to transition research into production.
You bring:
- 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
- Agentic or retrieval-augmented systems
Soft Skills & Mindset
- 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.