3 of 3 Contract FastAPI Jobs in London

Beacon or similar) Strong SQL and large-scale data handling expertise Pandas and NumPy for data processing and analytics REST API development using Flask, FastAPI or Django Strong understanding of performance optimisation and scalable systems Unix/Linux and Shell Scripting experience Domain Experience Investment Banking or Capital Markets background ...

generative AI abstraction layers Model the cost, feasibility and risk of different LLMs and implementation approaches THE STACK AWS, Bedrock, LangGraph, LangChain, Python, FastAPI, PostgreSQL, Snowflake, Airflow, React, Next.js, Kubernetes. YOUR EXPERIENCE 15+ years in enterprise software engineering with a background in product engineering organisations or technology companies Deeply technical … designing systems from scratch and driving architectural decisions across multiple teams Agentic AI delivered in production, ideally LangGraph or LangChain, with strong Python and FastAPI AWS architecture at scale, with a preference for open standards over cloud-native lock-in Full-stack understanding across FE, BE, ML/ ...

those in a tech lead or staff engineer role - Python and TypeScript/Node, with solid React/Next.js and NestJS/FastAPI experience - PostgreSQL, including schema design, query performance, ETL/ELT, and analytical workloads at scale - LLM/AI features shipped to production users, covering evals, guardrails, prompt … Tech Lead, Technical Lead, Staff Engineer, Principal Engineer, Private Credit, Private Markets, Capital Markets, AI Platform, Analytics Platform, Python, TypeScript, Node.js, React, Next.js, NestJS, FastAPI, PostgreSQL, pgvector, LangChain, LangGraph, LiteLLM, AWS, LLM, Fintech, Greenfield, Remote, Hybrid/Remote, Contract ...