FastAPI Jobs in the South East

1 to 25 of 300 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, optimisation, 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 - £80,000 per annum
Posted:

GenAI Full Stack Developer SC Cleared/Eligible

London, South East, England, United Kingdom
Sanderson
contribute to infrastructure, and collaborate with multidisciplinary teams to deliver impactful digital experiences. Key Responsibilities Build GenAI applications using frameworks like LangChain, LangGraph, or CrewAI. Develop microservices using Python (FastAPI) or TypeScript (Express). Create front-end applications with React, TypeScript, and frameworks like Next.js or Vite. Integrate LLMs (e.g., OpenAI, Anthropic, Mistral) and vector databases (e.g., ChromaDB, Pinecone, PGVector More ❯
Employment Type: Full-Time
Salary: Competitive salary
Posted:

Forward Deployed Software Engineer FinTech Start Up

South East, United Kingdom
Oho Group Ltd
clean, maintainable code, and collaborating closely with product and design teams to deliver elegant, high-impact solutions. What you'll be doing: Developing high-quality backend services in Python (FastAPI, Django or Flask). Building and maintaining front-end components in TypeScript (React or Next.js). Designing RESTful and GraphQL APIs. Writing clean, testable code with CI/CD pipelines. More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer

South East, United Kingdom
Hybrid / WFH Options
SR2 | Socially Responsible Recruitment | Certified B Corporation
high-performance systems that make AI genuinely usable outside of the lab. What you'll be doing: Designing and building robust backend systems in Python using frameworks such as FastAPI, Django, or Flask Developing RESTful APIs and microservices that integrate seamlessly with machine learning models and data pipelines Implementing data processing and automation workflows, connecting real-world systems to intelligent More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Python Developer

South East, United Kingdom
Hybrid / WFH Options
The ONE Group Ltd
on with Docker (development, testing, deployment) Familiarity with REST APIs and version control (Git) Able to work independently and take full ownership of features Nice to Have: Experience with FastAPI, Flask, or Django Knowledge of asyncio or asynchronous programming Familiarity with CI/CD and cloud environments (AWS/GCP) Working Model: Hybrid role - regular attendance required at Cambridge office More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Python Engineer

South East, United Kingdom
Experis UK
Requirements: Strong academic foundation in Computer Science, Engineering, or related discipline. 3+ years of professional experience in backend or software engineering. Deep expertise in Python and frameworks such as FastAPI, Flask, or Django. Proven experience building and scaling APIs in cloud environments (GCP, AWS, or Azure). Strong understanding of version control, CI/CD workflows, and containerised development. Excellent More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Python Engineer

london, south east england, united kingdom
Experis UK
Requirements: Strong academic foundation in Computer Science, Engineering, or related discipline. 3+ years of professional experience in backend or software engineering. Deep expertise in Python and frameworks such as FastAPI, Flask, or Django. Proven experience building and scaling APIs in cloud environments (GCP, AWS, or Azure). Strong understanding of version control, CI/CD workflows, and containerised development. Excellent More ❯
Posted:

Senior Python Engineer

london (city of london), south east england, united kingdom
Experis UK
Requirements: Strong academic foundation in Computer Science, Engineering, or related discipline. 3+ years of professional experience in backend or software engineering. Deep expertise in Python and frameworks such as FastAPI, Flask, or Django. Proven experience building and scaling APIs in cloud environments (GCP, AWS, or Azure). Strong understanding of version control, CI/CD workflows, and containerised development. Excellent More ❯
Posted:

Senior Python Engineer

slough, south east england, united kingdom
Experis UK
Requirements: Strong academic foundation in Computer Science, Engineering, or related discipline. 3+ years of professional experience in backend or software engineering. Deep expertise in Python and frameworks such as FastAPI, Flask, or Django. Proven experience building and scaling APIs in cloud environments (GCP, AWS, or Azure). Strong understanding of version control, CI/CD workflows, and containerised development. Excellent More ❯
Posted:

Python Developers Needed - DV/SC Cleared - Amazing Company

South East, United Kingdom
Hybrid / WFH Options
Areti Group | B Corp
Developing within a microservices architecture Solving complex problems in data flow, latency, and scale Contributing to a culture of fast iteration, clean code, and continuous learning Tech Stack: Python (FastAPI, Flask) TypeScript, Node.js, React PostgreSQL, Redis, Kafka Docker, Kubernetes, AWS CI/CD with GitHub Actions, Terraform What You'll Bring: Experience in working on Defence and Government projects Ideally More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Python Developers Needed - DV/SC Cleared - Amazing Company

london, south east england, united kingdom
Hybrid / WFH Options
Areti Group | B Corp™
Developing within a microservices architecture Solving complex problems in data flow, latency, and scale Contributing to a culture of fast iteration, clean code, and continuous learning 🧰 Tech Stack: Python (FastAPI, Flask) TypeScript, Node.js, React PostgreSQL, Redis, Kafka Docker, Kubernetes, AWS CI/CD with GitHub Actions, Terraform 💼 What You’ll Bring: Experience in working on Defence and Government projects Ideally More ❯
Posted:

Python Developers Needed - DV/SC Cleared - Amazing Company

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Areti Group | B Corp™
Developing within a microservices architecture Solving complex problems in data flow, latency, and scale Contributing to a culture of fast iteration, clean code, and continuous learning 🧰 Tech Stack: Python (FastAPI, Flask) TypeScript, Node.js, React PostgreSQL, Redis, Kafka Docker, Kubernetes, AWS CI/CD with GitHub Actions, Terraform 💼 What You’ll Bring: Experience in working on Defence and Government projects Ideally More ❯
Posted:

Python Developers Needed - DV/SC Cleared - Amazing Company

slough, south east england, united kingdom
Hybrid / WFH Options
Areti Group | B Corp™
Developing within a microservices architecture Solving complex problems in data flow, latency, and scale Contributing to a culture of fast iteration, clean code, and continuous learning 🧰 Tech Stack: Python (FastAPI, Flask) TypeScript, Node.js, React PostgreSQL, Redis, Kafka Docker, Kubernetes, AWS CI/CD with GitHub Actions, Terraform 💼 What You’ll Bring: Experience in working on Defence and Government projects Ideally More ❯
Posted:

Senior Data Scientists / Analysts - SC/DV Cleared - Multiple Openings

South East, United Kingdom
Hybrid / WFH Options
Areti Group | B Corp
toolkit you'll use Data Science & Engineering: Python (NumPy, Pandas, scikit-learn, PyTorch/TensorFlow), SQL, NoSQL, Spark, big data ecosystems Visualisation & APIs: REST/JSON, Postman, Flask/FastAPI, Power BI/Tableau, D3.js DevOps & Cloud: CI/CD, Docker, AWS (S3, Lambda, SageMaker), Kubernetes, Terraform/CDK ML Ops & Automation: MLFlow, feature stores, model monitoring, A/B More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Data Scientists / Analysts – SC/DV Cleared — Multiple Openings 🌳

london, south east england, united kingdom
Hybrid / WFH Options
Areti Group | B Corp™
toolkit you’ll use 🌳 Data Science & Engineering: Python (NumPy, Pandas, scikit-learn, PyTorch/TensorFlow), SQL, NoSQL, Spark, big data ecosystems Visualisation & APIs: REST/JSON, Postman, Flask/FastAPI, Power BI/Tableau, D3.js DevOps & Cloud: CI/CD, Docker, AWS (S3, Lambda, SageMaker), Kubernetes, Terraform/CDK ML Ops & Automation: MLFlow, feature stores, model monitoring, A/B More ❯
Posted:

Senior Data Scientists / Analysts – SC/DV Cleared — Multiple Openings 🌳

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Areti Group | B Corp™
toolkit you’ll use 🌳 Data Science & Engineering: Python (NumPy, Pandas, scikit-learn, PyTorch/TensorFlow), SQL, NoSQL, Spark, big data ecosystems Visualisation & APIs: REST/JSON, Postman, Flask/FastAPI, Power BI/Tableau, D3.js DevOps & Cloud: CI/CD, Docker, AWS (S3, Lambda, SageMaker), Kubernetes, Terraform/CDK ML Ops & Automation: MLFlow, feature stores, model monitoring, A/B More ❯
Posted:

Senior Data Scientists / Analysts – SC/DV Cleared — Multiple Openings 🌳

slough, south east england, united kingdom
Hybrid / WFH Options
Areti Group | B Corp™
toolkit you’ll use 🌳 Data Science & Engineering: Python (NumPy, Pandas, scikit-learn, PyTorch/TensorFlow), SQL, NoSQL, Spark, big data ecosystems Visualisation & APIs: REST/JSON, Postman, Flask/FastAPI, Power BI/Tableau, D3.js DevOps & Cloud: CI/CD, Docker, AWS (S3, Lambda, SageMaker), Kubernetes, Terraform/CDK ML Ops & Automation: MLFlow, feature stores, model monitoring, A/B More ❯
Posted:

Senior Python Engineer AI Start Up

South East, United Kingdom
Oho Group Ltd
systems for reliability, scalability, and performance Implement robust monitoring, logging, and observability practices Contribute to architectural decisions and guide best practices across the engineering team Tech Stack Core: Python (FastAPI, Django, or Flask) Infrastructure: AWS/GCP, Docker, Kubernetes Data: Postgres, Redis, Kafka, S3 CI/CD & DevOps: GitHub Actions, Terraform, Pulumi AI/ML Ecosystem: PyTorch, Hugging Face, LangChain More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Full Stack Engineer

london, south east england, united kingdom
THRivve by intelletec
asset managers. What you’ll be doing Building and maintaining frontend web applications using React and Next.js Developing, testing, and deploying backend services and APIs (Python preferred, e.g. Django, FastAPI) Working closely with founders, design, growth, and other engineers to ship high-impact features Ensuring scalability, performance, security, reliability and maintainability across the full stack Contributing to cloud infrastructure setup More ❯
Posted:

Full Stack Engineer

slough, south east england, united kingdom
THRivve by intelletec
asset managers. What you’ll be doing Building and maintaining frontend web applications using React and Next.js Developing, testing, and deploying backend services and APIs (Python preferred, e.g. Django, FastAPI) Working closely with founders, design, growth, and other engineers to ship high-impact features Ensuring scalability, performance, security, reliability and maintainability across the full stack Contributing to cloud infrastructure setup More ❯
Posted:

Full Stack Engineer

london (city of london), south east england, united kingdom
THRivve by intelletec
asset managers. What you’ll be doing Building and maintaining frontend web applications using React and Next.js Developing, testing, and deploying backend services and APIs (Python preferred, e.g. Django, FastAPI) Working closely with founders, design, growth, and other engineers to ship high-impact features Ensuring scalability, performance, security, reliability and maintainability across the full stack Contributing to cloud infrastructure setup More ❯
Posted:

Senior Software Engineer (Python)

South East, United Kingdom
Hybrid / WFH Options
Harnham
scalable Python-based applications and microservices . Developing internal tools and automation to support both client delivery and internal teams. Building, testing, and deploying RESTful APIs using frameworks like FastAPI or Django REST Framework . Collaborating with data and platform engineers to integrate new features and optimise performance. Ensuring robust engineering practices including CI/CD, TDD, and secure development More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer (Python)

london, south east england, united kingdom
Hybrid / WFH Options
Harnham
scalable Python-based applications and microservices . Developing internal tools and automation to support both client delivery and internal teams. Building, testing, and deploying RESTful APIs using frameworks like FastAPI or Django REST Framework . Collaborating with data and platform engineers to integrate new features and optimise performance. Ensuring robust engineering practices including CI/CD, TDD, and secure development More ❯
Posted:

Senior Software Engineer (Python)

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Harnham
scalable Python-based applications and microservices . Developing internal tools and automation to support both client delivery and internal teams. Building, testing, and deploying RESTful APIs using frameworks like FastAPI or Django REST Framework . Collaborating with data and platform engineers to integrate new features and optimise performance. Ensuring robust engineering practices including CI/CD, TDD, and secure development More ❯
Posted:

Senior Software Engineer (Python)

slough, south east england, united kingdom
Hybrid / WFH Options
Harnham
scalable Python-based applications and microservices . Developing internal tools and automation to support both client delivery and internal teams. Building, testing, and deploying RESTful APIs using frameworks like FastAPI or Django REST Framework . Collaborating with data and platform engineers to integrate new features and optimise performance. Ensuring robust engineering practices including CI/CD, TDD, and secure development 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