101 to 125 of 396 FastAPI Jobs

Developer

Location
City Of London, England, United Kingdom
extending existing models; Bloomberg API integration to Python; data science/statistics, signal research, backtesting or factor modelling; full stack familiarity (Flask, Django, FastAPI); SaaS build/deploy on cloud (Docker, AWS or similar); an understanding of Java; and experience in quantitative finance or with financial market data. Qualifications & Experience ...

Staff Engineer

Location
Greater London, England, United Kingdom
responsibility for a codebase and keeping it healthy - from shipping features to debugging issues. Specific requirements : Backend experience with Node.js and/or Python (FastAPI, Flask) Experience with front end frameworks (React, Next.js, Typescript). Exposure to cross platform frameworks a plus (e.g. React Native). Experience deploying and operating ...

Staff Software Engineer - Agentic Workflows

Hiring Organisation
Causaly
Location
London, UK
Employment Type
Full-time
up. Preferred Qualifications Durable execution or workflow engines (Restate, Temporal, Inngest), or a comparable system you have built yourself. Python and LLM application frameworks (FastAPI, LangChain, LangGraph). Our GenAI service is written in Python and you will work in it. Observability and LLM instrumentation (OpenTelemetry, Langfuse). Multi-tenant ...

Full Stack Engineer (Investment Platform)

Location
Cirencester, England, United Kingdom
support internal business processes and workflows. Proficiency in front end app development (React/JavaScript or similar) and web framework (Flask/Django/FastAPI) Highly capable in data pipelining using tools like Airflow & DBT, and data extraction, manipulation and reporting using Python & SQL. Experience with code versioning, optimisation ...

Full Stack Engineer (Investment Platform)

Location
Greater London, England, United Kingdom
support internal business processes and workflows. Proficiency in front end app development (React/JavaScript or similar) and web framework (Flask/Django/FastAPI) Highly capable in data pipelining using tools like Airflow & DBT, and data extraction, manipulation and reporting using Python & SQL. Experience with code versioning, optimisation ...

Senior Engineer

Location
Greater London, England, United Kingdom
excited about using technology to improve healthcare, particularly for women and families. Specific Requirements Backend experience with Node.js and/or Python (FastAPI, Flask) Experience with front end frameworks (React, Next.js, Vue). Exposure to cross platform frameworks a plus (e.g. React Native). Experience deploying and operating systems ...

Senior Consultant, Forward Deployed AI Engineer

Location
Greater London, England, United Kingdom
record of delivering production Python services and APIs; working knowledge of cloud‐native application patterns and release practices. Software Engineering Production‐grade Python services (FastAPI, AWS Lambda, event‐driven patterns) and front‐end development with React/Next.js, Material UI and SWR. Cloud architecture design capability across major providers; rounded ...

Lead AI Engineer

Location
South Shields, England, United Kingdom
between technical developers and business teams, showcasing strong leadership, creativity, and ethical problem‐solving. Technical Expertise & Tools Python: Advanced, production‐grade proficiency (Pandas, NumPy, FastAPI/Flask) with an absolute focus on writing clean, modular, and highly testable code. SQL: Expert querying, database design, partitioning, and optimization strategies for large ...

Lead AI Engineer

Location
United Kingdom
between technical developers and business teams, showcasing strong leadership, creativity, and ethical problem-solving. Technical Expertise & Tools : Python: Advanced, production-grade proficiency (Pandas, NumPy, FastAPI/Flask) with an absolute focus on writing clean, modular, and highly testable code. SQL: Expert querying, database design, partitioning, and optimization strategies for large ...

Lead Data Scientist - AI

Location
United Kingdom
between technical developers and business teams, showcasing strong leadership, creativity, and ethical problem-solving. Technical Expertise & Tools : Python: Advanced, production-grade proficiency (Pandas, NumPy, FastAPI/Flask) with an absolute focus on writing clean, modular, and highly testable code. SQL: Expert querying, database design, partitioning, and optimization strategies for large ...

Principal Data Scientist - AI, MLOps & GenAI Lead

Location
United Kingdom
between technical developers and business teams, showcasing strong leadership, creativity, and ethical problem-solving. Technical Expertise & Tools : Python: Advanced, production-grade proficiency (Pandas, NumPy, FastAPI/Flask) with an absolute focus on writing clean, modular, and highly testable code. SQL: Expert querying, database design, partitioning, and optimization strategies for large ...

Lead AI Engineer

Hiring Organisation
Hackajob Ltd
Location
Crawley, West Sussex, South East, United Kingdom
Employment Type
Permanent, Work From Home
between technical developers and business teams, showcasing strong leadership, creativity, and ethical problem-solving. Technical Expertise & Tools : Python: Advanced, production-grade proficiency (Pandas, NumPy, FastAPI/Flask) with an absolute focus on writing clean, modular, and highly testable code. SQL: Expert querying, database design, partitioning, and optimization strategies for large ...

Lead Data Scientist - AI

Hiring Organisation
Hackajob Ltd
Location
Crawley, West Sussex, South East, United Kingdom
Employment Type
Permanent, Work From Home
between technical developers and business teams, showcasing strong leadership, creativity, and ethical problem-solving. Technical Expertise & Tools : Python: Advanced, production-grade proficiency (Pandas, NumPy, FastAPI/Flask) with an absolute focus on writing clean, modular, and highly testable code. SQL: Expert querying, database design, partitioning, and optimization strategies for large ...

Principal Data Scientist - AI, MLOps & GenAI Lead

Hiring Organisation
Hackajob Ltd
Location
Crawley, West Sussex, South East, United Kingdom
Employment Type
Permanent, Work From Home
between technical developers and business teams, showcasing strong leadership, creativity, and ethical problem-solving. Technical Expertise & Tools : Python: Advanced, production-grade proficiency (Pandas, NumPy, FastAPI/Flask) with an absolute focus on writing clean, modular, and highly testable code. SQL: Expert querying, database design, partitioning, and optimization strategies for large ...

Data Decisioning Manager

Location
Greater London, England, United Kingdom
Agentic AI frameworks — LangChain, LangGraph, AutoGen, or similar; building multi-step autonomous workflows Machine Learning — model development, training, evaluation, and deployment APIs & backend development — FastAPI, REST APIs, microservices architecture Vector databases & embeddings Cloud platforms — Azure GCP, or AWS; deploying and managing AI/ML workloads at scale Version control & MLOps ...

Data Decisioning Manager

Hiring Organisation
Hackajob Ltd
Location
London, United Kingdom
Employment Type
Permanent
Agentic AI frameworks — LangChain, LangGraph, AutoGen, or similar; building multi-step autonomous workflows Machine Learning — model development, training, evaluation, and deployment APIs & backend development — FastAPI, REST APIs, microservices architecture Vector databases & embeddings Cloud platforms — Azure GCP, or AWS; deploying and managing AI/ML workloads at scale Version control & MLOps ...

Senior Full-Stack Engineer | Python + React & Microservices

Location
Greater London, England, United Kingdom
microservices, and frontend interfaces while collaborating across Product, Architecture, DevOps, and QA teams. The ideal candidate has hands-on backend and frontend expertise, including FastAPI/Flask/Django, and a track record of delivering secure, scalable systems in Agile environments. #J-18808-Ljbffr ...

Applied AI ML Lead - LLM Suite Engineering

Location
Greater London, England, United Kingdom
Skills Computer science degree or equivalent practical experience Hands‐on experience with system design, application development, testing, and operational stability Proficiency in Python (FastAPI) Experience building microservices and APIs Experience with elastic compute, NoSQL databases, and messaging queues Strong understanding of the Software Development Life Cycle Solid grasp ...

AI engineer with Agentic experience

Location
Greater London, England, United Kingdom
professional software development experience. Strong backend development experience with Python with a track record of clean, maintainable, testable production code. Production API design & delivery (FastAPI preferred), including versioning, documentation (OpenAPI/Swagger), and observability. Cloud experience (AWS preferred) beyond core compute/storage/DB—e.g., eventing, queues, serverless, logging ...

Machine Learning Engineer - Conversational AI & MLOps

Hiring Organisation
Robert Walters
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £90,000 per annum
Automatic Speech Recognition (ASR), Text-to-Speech (TTS), LLM and Small Language Model (SLM) pipelines. Building high-performance asynchronous REST and WebSocket APIs using FastAPI to support real-time conversational AI applications. Deploying machine learning workloads across AWS, Azure, GCP and on-premise/bare-metal infrastructure . Designing automated ...

Context Plane Python Engineer

Location
Auchentibber, Scotland, United Kingdom
concepts and advanced applied experience Demonstrated expertise building production‐grade backend services and data pipelines in Python Strong command of API design principles (e.g., FastAPI), automated testing, CI/CD practices, and source control workflows Experience designing and building data ingestion or integration pipelines at scale, with attention to data ...

Full Stack AI Engineer Onsite in San Francisco Local Candidates Only, 5

Hiring Organisation
Twenty80 LLC
Location
San Francisco, California, United States
Employment Type
Any
Salary
USD 200,000 Annual
frontend and backend development Experience working at an early-stage startup Strong skills in TypeScript, JavaScript, React, and Next.js Backend experience with Node.js, Python, FastAPI, Go, or similar technologies Experience with PostgreSQL, APIs, cloud infrastructure, and production deployments Hands-on experience integrating large language models into production applications Experience with ...

Full Stack AI Engineer Onsite in New York Local Candidates Only, 5

Hiring Organisation
Twenty80 LLC
Location
New York, United States
Employment Type
Any
Salary
USD 200,000 Annual
early-stage startup Strong experience across frontend and backend development Strong skills in TypeScript, JavaScript, React, and Next.js Backend experience with Node.js, Python, FastAPI, Go, or similar technologies Experience with PostgreSQL, APIs, cloud infrastructure, and production deployments Hands-on experience integrating large language models into production applications Experience with ...

Senior Pipeline TD - Film 2D

Location
City Of London, England, United Kingdom
similar) for deploying scalable machine learning inference services. Experience with render farm queue managers such as Deadline or Tractor. Web development skills using FastAPI, React, or similar for building pipeline dashboards. Experience setting up CI/CD workflows in GitLab. Scripting experience with ShotGrid/Flow Production Tracking APIs ...

Senior AI Engineer - Agentic AI

Location
Greater London, England, United Kingdom
citations Develop memory and context management solutions, including short-term and long-term stores and compaction strategies Write robust Python APIs and services (e.g., FastAPI), incorporating async execution, background jobs and containerized deployments Integrate enterprise systems and tools using protocols such as MCP, A2A, OpenAPI, REST and gRPC, ensuring graceful ...