Senior AI Engineer | Freelance
Role overview
We are looking for a talented Senior AI Engineer to join a brand new delivery squad focused on solving new client problems in 4-week cycles. Each project is designed to produce a working pilot that demonstrates clear value, not a polished long-term system. You’ll work in a 4-person team (AI Engineer, Product Manager, Data Scientist, Principal for AI Engineering), using AI coding tools (e.g. Claude Code) to reduce build time and get solutions into a usable state quickly. The role includes direct interaction with clients, where you’ll help shape solutions and explain technical decisions.
Responsibilities
- check_circle Experiment with POCs to find solutions for real-world problems using Large Language Models.
- check_circle Collaborate on AI-driven projects, working alongside engineers, product managers and Data Scientists while maintaining clear documentation
- check_circle Build Agentic solutions with LangGraph/ADK.
- check_circle Familiar with different multi agent system patterns
- check_circle Build and deploy LLM-based solutions using RAG
- check_circle Familiar with different types of databases: Relational, Vector, Graph etc
- check_circle Design and optimise APIs using Python and FastAPI to serve AI solutions.
- check_circle Familiar with GCP ecosystem and Cloudrun
- check_circle Build and optimise data pipelines for vector search and knowledge retrieval using Vector databases and embedding models.
Basic qualifications
- Experience building production LLM systems used by clients/customers
- Background in Software Engineering with Python.
- Solid understanding of the Python standard library and modern Python coding, testing, debugging and automation techniques
- Hands-on experience building solutions using LLMs and Agentic architectures with ADK, LlamaIndex, or LangGraph.
- Experience using AI-Assisted coding tools (such as Claude Code) to help accelerate development cycles
- Ability to deliver usable outputs within 4 weeks
- Working with vector databases for embedding and indexing.
- Strong experience with cloud platforms
- Strong experience with API design and frameworks like FastAPI or Flask
- Solid experience with relational databases and SQL
- Interest in expanding your knowledge into GenAI and machine learning
- Excellent communication skills and the ability to work well in a collaborative team environment
Preferred qualifications
- Strong experience with GCP
- Experience with Graph databases
- Experience in bringing data-intensive projects into production
- Experience with CI/CD pipelines
About the company
Elsewhen, a London-based consultancy, designs and builds technology solutions for clients like Spotify, Google, Inmarsat, and Zego. Over the past decade, we have built a workplace prioritising impact, drive, and friendliness. We value outcomes over hours and agility over rigid processes.
Work Environment:
- Fully Remote in the UK
- Join our team:https://www.elsewhen.com.