1 to 25 of 41 FastAPI Jobs in the South East

Senior AI Consultant - Agentic AI & Generative AI

Location
Brighton, England, United Kingdom
plus AI product UX patterns such as streaming, review loops, provenance/citations, long-running tasks and error recovery. Back-end: Django (5.x+), DRF, FastAPI, Pydantic, Celery, Django Channels, Flask and RESTful APIs. Databases and storage: PostgreSQL, MS SQL Server, MongoDB, Firestore, BigQuery, Azure Blob Storage. Cloud and DevOps: Azure ...

Software Engineer - Data & AI

Hiring Organisation
McLaren Group
Location
Woking, Surrey, UK
Employment Type
Full-time
agile sprints, balancing exploratory R&D with production-grade delivery. Give honest estimates and flag scope risk early. What You'll Bring Python (FastAPI), Node.js, REST APIs. SQL and PostgreSQL.Redis/Valkey for session and WebSocket coordination at scale. Strong JavaScript/TypeScript, HTML5, CSSReact (or equivalent), component architecture, state ...

Full Stack Engineer - Must be DV Cleared

Hiring Organisation
VIQU IT Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
partners and turning what they need into something buildable. What You Will Need Python. Serious commercial experience building back end services, APIs and tooling. FastAPI, Django, Flask, whichever you have used in anger. TypeScript. Serious commercial experience on modern front ends with React, Vue or Angular. Linux. Properly comfortable without ...

Python Developer - AI / LLM Platform

Hiring Organisation
Ncounter
Location
Reading, Berkshire, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £100,000 per annum
ongoing platform reliability • Strengthen application security, deployment practices and technical documentation We are looking for: • 5+ years of commercial Python development experience, ideally including FastAPI and strong asynchronous Python • Strong PostgreSQL/SQL experience alongside SQLAlchemy or SQLModel • Production experience integrating OpenAI, Azure OpenAI or comparable LLM APIs • Docker, Kubernetes ...

Senior AI Software Engineer

Location
Bicester, England, United Kingdom
role. Strong full-stack software engineering capability, including backend and frontend development using modern languages and frameworks such as C#, Python, TypeScript, ASP.NET Core,FastAPI, React, Vue, Svelte or equivalent technologies. Hands-on experience with GenAI technologies, including practical use of LLMs, AI coding assistants, promptengineeringand integration of AI capabilities ...

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 ...

Remote Senior Backend Engineer

Hiring Organisation
Cytora
Location
Oxfordshire, United Kingdom
that you also get a taste of our tech stack! This role requires experience with: Git (we use GitHub) Python (buzzwords: msgspec, httpx, pydantic, fastapi, structlog, sqlalchemy, alembic, jinja2, pytest, ruff, mypy) Mypy (we use mypy, a lot. We also welcome candidates with experience with other static type checkers!) Rest ...

Remote Senior Backend Engineer

Location
Winchester, Hampshire, United Kingdom
that you also get a taste of our tech stack! This role requires experience with: Git (we use GitHub) Python (buzzwords: msgspec, pydantic, fastapi, structlog, sqlalchemy, alembic, jinja2, pytest, ruff, mypy) Mypy (we use mypy, a lot. We also welcome candidates with experience with other static type checkers!) Rest APIs ...

Remote Senior Backend Engineer

Location
Peacehaven, Sussex, United Kingdom
that you also get a taste of our tech stack! This role requires experience with: Git (we use GitHub) Python (buzzwords: msgspec, pydantic, fastapi, structlog, sqlalchemy, alembic, jinja2, pytest, ruff, mypy) Mypy (we use mypy, a lot. We also welcome candidates with experience with other static type checkers!) Rest APIs ...

Ingeniero back-end senior

Location
Andover, Hampshire, United Kingdom
that you also get a taste of our tech stack! This role requires experience with: Git (we use GitHub) Python (buzzwords: msgspec, pydantic, fastapi, structlog, sqlalchemy, alembic, jinja2, pytest, ruff, mypy) Mypy (we use mypy, a lot. We also welcome candidates with experience with other static type checkers!) Rest APIs ...

Ingeniero back-end senior

Location
Chalfont St Giles, Buckinghamshire, United Kingdom
that you also get a taste of our tech stack! This role requires experience with: Git (we use GitHub) Python (buzzwords: msgspec, pydantic, fastapi, structlog, sqlalchemy, alembic, jinja2, pytest, ruff, mypy) Mypy (we use mypy, a lot. We also welcome candidates with experience with other static type checkers!) Rest APIs ...

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 ...

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 ...

Senior Threat Modelling & Application Security Engineer

Hiring Organisation
Sanderson
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£450.00 - £500.00 per day
Knowledge of OWASP, CWE, authentication, authorisation, encryption and infrastructure security. Experience with Terraform/CloudFormation, CI/CD and Jira. Strong Python skills, including FastAPI and Pytest. Experience within a regulated environment. Desirable Docker, Kubernetes, Helm, Serverless, GitOps and CDK. Penetration testing exposure. Snowflake, MongoDB, Databricks, GitHub and Terraform Cloud. ...

Network DevOps Engineer

Hiring Organisation
Anson Mccade
Location
Stevenage, Hertfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
ground up for applications and APIs. Strong experience designing, consuming, and integrating REST and GraphQL APIs using frameworks such as Django REST Framework, FastAPI, and Pydantic. Proficiency with standard data structures, serialisation, and templating languages (JSON, YAML, Jinja2). In-depth understanding of DevOps principles and Agile methodologies (Scrum, Kanban ...

DESARROLLADOR / A BACKEND (TELETRABAJO)

Location
Oxfordshire, United Kingdom
that you also get a taste of our tech stack! This role requires experience with: Git (we use GitHub) Python (buzzwords: msgspec, pydantic, fastapi, structlog, sqlalchemy, alembic, jinja2, pytest, ruff, mypy) Mypy (we use mypy, a lot. We also welcome candidates with experience with other static type checkers!) Rest APIs ...

Desarrollador Backend. Remoto

Location
Surrey, United Kingdom
that you also get a taste of our tech stack! This role requires experience with: Git (we use GitHub) Python (buzzwords: msgspec, pydantic, fastapi, structlog, sqlalchemy, alembic, jinja2, pytest, ruff, mypy) Mypy (we use mypy, a lot. We also welcome candidates with experience with other static type checkers!) Rest APIs ...

DESARROLLADOR / A BACKEND (TELETRABAJO)

Location
Petworth, Sussex, United Kingdom
that you also get a taste of our tech stack! This role requires experience with: Git (we use GitHub) Python (buzzwords: msgspec, pydantic, fastapi, structlog, sqlalchemy, alembic, jinja2, pytest, ruff, mypy) Mypy (we use mypy, a lot. We also welcome candidates with experience with other static type checkers!) Rest APIs ...

Desarrollador Backend en remoto

Location
Oxfordshire, United Kingdom
that you also get a taste of our tech stack! This role requires experience with: Git (we use GitHub) Python (buzzwords: msgspec, pydantic, fastapi, structlog, sqlalchemy, alembic, jinja2, pytest, ruff, mypy) Mypy (we use mypy, a lot. We also welcome candidates with experience with other static type checkers!) Rest APIs ...

Desarrollador / a NODE Backend Remoto!

Location
Eastbourne, Sussex, United Kingdom
that you also get a taste of our tech stack! This role requires experience with: Git (we use GitHub) Python (buzzwords: msgspec, pydantic, fastapi, structlog, sqlalchemy, alembic, jinja2, pytest, ruff, mypy) Mypy (we use mypy, a lot. We also welcome candidates with experience with other static type checkers!) Rest APIs ...

Desarrollador Backend en remoto

Location
Brighton, Sussex, United Kingdom
that you also get a taste of our tech stack! This role requires experience with: Git (we use GitHub) Python (buzzwords: msgspec, pydantic, fastapi, structlog, sqlalchemy, alembic, jinja2, pytest, ruff, mypy) Mypy (we use mypy, a lot. We also welcome candidates with experience with other static type checkers!) Rest APIs ...

Desarrollador / a NODE Backend Remoto!

Location
Dartford, Kent, United Kingdom
that you also get a taste of our tech stack! This role requires experience with: Git (we use GitHub) Python (buzzwords: msgspec, pydantic, fastapi, structlog, sqlalchemy, alembic, jinja2, pytest, ruff, mypy) Mypy (we use mypy, a lot. We also welcome candidates with experience with other static type checkers!) Rest APIs ...

Lead Data Scientist - AI

Location
Crawley, 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 ...

Infrastructure Developer

Hiring Organisation
Ncounter
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£110,000 - £130,000 per annum
cloud • Working closely with infrastructure, platform, security and application engineering teams We are particularly interested in engineers with: • Strong commercial Python software development experience • FastAPI, SQLAlchemy, Pydantic and PostgreSQL exposure • Excellent REST API design and systems integration knowledge • Experience modelling complex infrastructure or configuration data • Knowledge across at least ...

Threat Modeling – Cyber Security

Hiring Organisation
Diana Duggan UK Limited
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£450.00 - £500.00 per day
CloudFormation) Understanding of docker/K8S/serverless/helm – must. Strong proficiency in Programming Languages, with a preference for Python (asynchronous programming), and FastAPI Unit Testing: Developing and executing unit tests using frameworks like Pytest to ensure code quality Ensure all software platforms adhere to security standards and Software ...