FastAPI Jobs in the South East

1 to 25 of 38 FastAPI Jobs in the South East

Senior Developer

London, South East, England, United Kingdom
Hybrid / WFH Options
Reed.co.uk
senior or technical lead role. Proven expertise in full-stack development using: TypeScript (and JavaScript frameworks such as NextJS, Node, or Tailwind) Python (including frameworks like Django, Flask, or FastAPI) PostgreSQL and relational database design, optimization, and maintenance. AI Development Tools such as Windsurf, Aider or Augment. Demonstrable experience building and scaling SaaS platforms in a production environment. Strong understanding More ❯
Employment Type: Full-Time
Salary: £70,000 - £90,000 per annum
Posted:

Full Stack Python Developer

London, South East, England, United Kingdom
Hybrid / WFH Options
Context Recruitment Limited
to innovative cloud and data-driven projects within a collaborative and forward-thinking technical environment. Key Responsibilities: Design, build and maintain full-stack applications using Python (Django, Flask or FastAPI) and modern JavaScript frameworks (such as React, Vue or Angular) Develop and optimise ETL pipelines , data workflows and API integrations Collaborate with data engineers and analysts to ensure efficient data More ❯
Employment Type: Full-Time
Salary: £75,000 - £85,000 per annum
Posted:

Senior Gen AI Engineer

london, south east england, united kingdom
HCLTech
applications on the Google Cloud Platform (GCP), with a strong focus on Vertex AI services. Build Scalable Backend Services: Develop secure, high-performance APIs and microservices using Python and FastAPI to integrate agentic systems into the wider enterprise architecture. Technical Skillset Requirements Core AI & Frameworks: Agentic Frameworks: Expert-level knowledge of agentic frameworks such as LangChain, LangGraph, Google Agent Development More ❯
Posted:

Senior Gen AI Engineer

slough, south east england, united kingdom
HCLTech
applications on the Google Cloud Platform (GCP), with a strong focus on Vertex AI services. Build Scalable Backend Services: Develop secure, high-performance APIs and microservices using Python and FastAPI to integrate agentic systems into the wider enterprise architecture. Technical Skillset Requirements Core AI & Frameworks: Agentic Frameworks: Expert-level knowledge of agentic frameworks such as LangChain, LangGraph, Google Agent Development More ❯
Posted:

Senior Gen AI Engineer

london (city of london), south east england, united kingdom
HCLTech
applications on the Google Cloud Platform (GCP), with a strong focus on Vertex AI services. Build Scalable Backend Services: Develop secure, high-performance APIs and microservices using Python and FastAPI to integrate agentic systems into the wider enterprise architecture. Technical Skillset Requirements Core AI & Frameworks: Agentic Frameworks: Expert-level knowledge of agentic frameworks such as LangChain, LangGraph, Google Agent Development More ❯
Posted:

AI Engineer

Reigate, Surrey, England, United Kingdom
Hybrid / WFH Options
esure Group
science stack, e.g., pandas, scikit-learn, Jupyter etc., and version control, e.g., Git. Exposure to LLMOps, model monitoring principles, CI/CD and associated tech, e.g., Docker, MLflow, k8s, FastAPI etc. Knowledge of Langchain, huggingface and LLM offerings by 3rd party vendors. Knowledge of OO programming and software design, i.e., SOLID principles. Knowledge and working experience of AGILE methodologies. Familiarity More ❯
Employment Type: Full-Time
Salary: £0 per annum
Posted:

Senior Backend Python Developer - healthcare tech, London

London, South East, England, United Kingdom
Richard Wheeler Associates
meet users’ needs Take technical ownership of areas of product Requirements: 5+ years of experience writing Backend applications using Python and Django (Rest Framework)or related frameworks, e.g. Flask, FastAPI or similar Good understanding of ORM (either Django or SQLAlchemy) Good understanding of Python Unit Testing frameworks and TDD practices Experience working with Cloud Infrastructure (ideally AWS) Good understanding of More ❯
Employment Type: Full-Time
Salary: £69,000 - £85,000 per annum
Posted:

Data Scientist

Reigate, Surrey, England, United Kingdom
Hybrid / WFH Options
esure Group
AGILE methodologies. Proficient with SQL. Familiarity with Databricks, Spark, geospatial data/modelling Exposure to MLOps, model monitoring principles, CI/CD and associated tech, e.g., Docker, MLflow, k8s, FastAPI etc. are a plus. Additional Information What’s in it for you?: Competitive salary that reflects your skills, experience and potential. Discretionary bonus scheme that recognises your hard work and More ❯
Employment Type: Full-Time
Salary: Salary negotiable
Posted:

Cloud Software Engineer AI/ML Applications

London, South East, England, United Kingdom
Hybrid / WFH Options
Lorien
and contribute to continuous improvement. Essential skillsets and experience for the Cloud Software Engineers Skillset 1: Python back-end experienceCSED back-endFAST API Back-end experienceREACTGCP Skillset 2: * Backend: FastAPI* Hosting: GCP (GKE and Cloud Run)* Deployment: Terraform and GitHub Actions* Agents: LangGraph and Pydantic AI (nice to have)* Frontend: React (nice to have).* HPC (HPC migration experience) General More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

ML Ops Engineer

London, South East, England, United Kingdom
Hybrid / WFH Options
Salt Search
scalable solutions. Essential Experience & Skills 5+ years' engineering experience, with at least 3 years in ML Ops, Data Engineering, or AI infrastructure. Strong Python engineering skills (Pandas, Numpy, Jupyter, FastAPI, SQLAlchemy). Expertise in AWS services (certification desirable). Proven experience deploying and supporting LLMs in production. Strong understanding of LLM fine-tuning (PyTorch, TensorFlow, Hugging Face Trainer, etc.). More ❯
Employment Type: Contractor
Rate: £400 per day
Posted:

Mid-Level Fullstack Engineer (Python / TypeScript / React) - Fully Remote

London, South East, England, United Kingdom
Hybrid / WFH Options
Revybe IT Recruitment Ltd
ship features end-to-end Write clean, testable, and maintainable code What We’re Looking For 3+ years of professional software engineering experience Strong proficiency in Python (e.g., Django, FastAPI, or Flask) Experience building web applications with React TypeScript Familiarity with relational databases (PostgreSQL/MySQL) and ORM tools Comfort with Git, CI/CD, and modern dev workflows A More ❯
Employment Type: Contractor
Rate: £250 - £255 per day
Posted:

Software Engineer - AI/ML

London, South East, England, United Kingdom
Adecco
modern DevOps practices. Hands-on experience with tools like Git/GitHub and continuous deployment workflows. Preferred Skills Experience with Docker and multi-container application architecture. Backend development using FastAPI . Knowledge of AI/ML techniques , especially NLP and language models. Experience with Kubernetes and Google Kubernetes Engine (GKE) . Exposure to frontend development (e.g., React ) is a plus. More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Applied AI Engineer

Marlow, Buckinghamshire, United Kingdom
SoCode Limited
. Experience with fine-tuning/adapting pre-trained AI models . Solid data handling skills (SQL, Pandas, preprocessing for text, audio, or images). Familiarity with model deployment (FastAPI, Flask, Docker, cloud services). Experience working with APIs and integrating AI into practical tools. Bonus if you bring expertise in: Speech/audio models (ASR, diarization, TTS) or document More ❯
Employment Type: Permanent
Salary: £50000 - £100000/annum
Posted:

Data Science Tech Lead: GenAI

london, south east england, united kingdom
Hybrid / WFH Options
Anecdote
Cursor, v0, Claude Code (or similar). 7–10 years building production ML/back‐end systems; 2+ years leading while coding. Expert Python ; strong back‐end chops (e.g., FastAPI, gRPC, Postgres, pub/sub/streams). Agents & RAG: Fluency with at least one agent framework ( ADK preferred ). Proven track record shipping AI agents and building RAG pipelines. More ❯
Posted:

Data Science Tech Lead: GenAI

slough, south east england, united kingdom
Hybrid / WFH Options
Anecdote
Cursor, v0, Claude Code (or similar). 7–10 years building production ML/back‐end systems; 2+ years leading while coding. Expert Python ; strong back‐end chops (e.g., FastAPI, gRPC, Postgres, pub/sub/streams). Agents & RAG: Fluency with at least one agent framework ( ADK preferred ). Proven track record shipping AI agents and building RAG pipelines. More ❯
Posted:

Data Science Tech Lead: GenAI

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Anecdote
Cursor, v0, Claude Code (or similar). 7–10 years building production ML/back‐end systems; 2+ years leading while coding. Expert Python ; strong back‐end chops (e.g., FastAPI, gRPC, Postgres, pub/sub/streams). Agents & RAG: Fluency with at least one agent framework ( ADK preferred ). Proven track record shipping AI agents and building RAG pipelines. More ❯
Posted:

Full-Stack Engineer

slough, south east england, united kingdom
Allegis Global Solutions
build an end-to-end pipeline consuming other data products. Minimum Requirements 5+ years experience with frontend software development (e.g. React). Demonstrated experience of Python development (e.g. using FastAPI). Bachelors degree in a relevant field (including computational, numerate or life sciences), or equivalent experience. Cloud experience (e.g. Google Cloud and cloud run preferred) including core web application infrastructure More ❯
Posted:

Full-Stack Engineer

london, south east england, united kingdom
Allegis Global Solutions
build an end-to-end pipeline consuming other data products. Minimum Requirements 5+ years experience with frontend software development (e.g. React). Demonstrated experience of Python development (e.g. using FastAPI). Bachelors degree in a relevant field (including computational, numerate or life sciences), or equivalent experience. Cloud experience (e.g. Google Cloud and cloud run preferred) including core web application infrastructure More ❯
Posted:

Contract Python Developer / Outside IR35

London, South East, England, United Kingdom
Hybrid / WFH Options
Avanti
You’ll be working in a collaborative engineering culture focused on clean, testable code and best practice around CI/CD and cloud deployment. Tech stack includes: Python (Django, FastAPI, or Flask) REST APIs & microservices AWS Docker/Kubernetes CI/CD (GitHub/GitLab) Pytest This role is hybrid in London and sits outside IR35. If you’re interested More ❯
Employment Type: Contractor
Rate: £500 per day
Posted:

Fullstack Engineer - Outside IR35, Remote

London, South East, England, United Kingdom
Hybrid / WFH Options
Revybe IT Recruitment Ltd
ship features end-to-end Write clean, testable, and maintainable code What We’re Looking For 3+ years of professional software engineering experience Strong proficiency in Python (e.g., Django, FastAPI, or Flask) Experience building web applications with React TypeScript Familiarity with relational databases (PostgreSQL/MySQL) and ORM tools Comfort with Git, CI/CD, and modern dev workflows A More ❯
Employment Type: Contractor
Rate: £300 - £350 per day
Posted:

Senior/Lead Full Stack Developer React / Python AI Start up!

London, South East, England, United Kingdom
Robert Half
the stack - React on the front end, Python on the back end. You'll: Build responsive UIs in React Develop APIs & services in Python (either Django/Flask/FastAPI) Own features end-to-end Help shape our tech stack You have: Strong React & Python skills API & database experience A proactive, problem-solving mindset Ideally start-up or scale-up More ❯
Employment Type: Full-Time
Salary: Salary negotiable
Posted:

Back End Developer

london, south east england, united kingdom
Intellect Group
role offers a clear path to grow into a senior developer or product owner as the company scales. What you’ll do: Build and expand backend applications using Python (FastAPI) Design and implement microservices and REST APIs Write clear documentation, unit tests, and end-to-end tests Work with AWS, Docker, SQLAlchemy, and SQL databases Deploy features via CI/ More ❯
Posted:

Back End Developer

london (city of london), south east england, united kingdom
Intellect Group
role offers a clear path to grow into a senior developer or product owner as the company scales. What you’ll do: Build and expand backend applications using Python (FastAPI) Design and implement microservices and REST APIs Write clear documentation, unit tests, and end-to-end tests Work with AWS, Docker, SQLAlchemy, and SQL databases Deploy features via CI/ More ❯
Posted:

Back End Developer

slough, south east england, united kingdom
Intellect Group
role offers a clear path to grow into a senior developer or product owner as the company scales. What you’ll do: Build and expand backend applications using Python (FastAPI) Design and implement microservices and REST APIs Write clear documentation, unit tests, and end-to-end tests Work with AWS, Docker, SQLAlchemy, and SQL databases Deploy features via CI/ More ❯
Posted:

Backend Engineer

slough, south east england, united kingdom
Allegis Global Solutions
engineers in the team and across allied teams, to build an end-to-end pipeline consuming other data products. Minimum Requirements Demonstrated experience of Python backend development (e.g. using FastAPI). Bachelors degree in a relevant field (including computational, numerate or life sciences), or equivalent experience. Cloud experience (e.g. Google Cloud and cloud run preferred) including core web application infrastructure More ❯
Posted:
FastAPI
the South East
10th Percentile
£42,225
25th Percentile
£50,438
Median
£60,000
75th Percentile
£73,125
90th Percentile
£74,250