Permanent FastAPI Job Vacancies

101 to 125 of 189 Permanent FastAPI Jobs

Senior Backend Engineer

london (city of london), south east england, united kingdom
Hybrid / WFH Options
M-XR
completely new technologies to market - with the experience that defines how we do it. What you will do Design and implement user-facing APIs to support frontend user flows (FastAPI) Build robust user authentication, authorisation, and account management (Auth0) Integrate payment processing and subscription management (Stripe) Design and manage user databases and data models (MongoDB, PostgreSQL) Implement asset storage, retrieval More ❯
Posted:

Data Scientist or AI/ML Engineer

City of London, London, United Kingdom
Vallum Associates
You have: · Advanced Python proficiency, especially in scalable, clean code architecture and microservices (e.g., FastAPI, Flask, asyncio) · Solid understanding of API integration patterns and inter-servic communication (e.g. REST, Kafka) · Experience with authentication and authorization mechanisms (e.g. OAuth2, JWT, Azure AD) · At least two ML/AI solutions delivered to production, ideally involving document understanding, NLP or search/retrieval More ❯
Posted:

Data Scientist or AI/ML Engineer

London Area, United Kingdom
Vallum Associates
You have: · Advanced Python proficiency, especially in scalable, clean code architecture and microservices (e.g., FastAPI, Flask, asyncio) · Solid understanding of API integration patterns and inter-servic communication (e.g. REST, Kafka) · Experience with authentication and authorization mechanisms (e.g. OAuth2, JWT, Azure AD) · At least two ML/AI solutions delivered to production, ideally involving document understanding, NLP or search/retrieval More ❯
Posted:

Sr Python Developer

London, United Kingdom
Pran IT Consulting
of 5 years of experience in Python development, with a strong understanding of object-oriented programming principles. Experience with pandas, numpy, matplotlib, scipy, and web frameworks like Flask or FastAPI is a plus. Good understanding of relational databases such as Oracle and MS SQL Server. Previous experience in front-office roles or risk systems is a plus. Strong communication skills More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Backend Engineer (Python | AI | 3D Environments | £130,000)

London Area, United Kingdom
Hybrid / WFH Options
Paradigm Talent
frontend, and ML teams to deliver features that delight and scale. You should have 5+ years of experience developing production-grade backend systems and APIs. Strong skills in Python (FastAPI or similar) and modern cloud infrastructure. Deep understanding of system design, scalability, and reliability . A product-oriented mindset — you design with end users and UX impact in mind. Passion More ❯
Posted:

Senior Backend Engineer (Python | AI | 3D Environments | £130,000)

City of London, London, United Kingdom
Hybrid / WFH Options
Paradigm Talent
frontend, and ML teams to deliver features that delight and scale. You should have 5+ years of experience developing production-grade backend systems and APIs. Strong skills in Python (FastAPI or similar) and modern cloud infrastructure. Deep understanding of system design, scalability, and reliability . A product-oriented mindset — you design with end users and UX impact in mind. Passion More ❯
Posted:

Senior Backend Engineer (Python | AI | 3D Environments | £130,000)

london, south east england, united kingdom
Hybrid / WFH Options
Paradigm Talent
frontend, and ML teams to deliver features that delight and scale. You should have 5+ years of experience developing production-grade backend systems and APIs. Strong skills in Python (FastAPI or similar) and modern cloud infrastructure. Deep understanding of system design, scalability, and reliability . A product-oriented mindset — you design with end users and UX impact in mind. Passion More ❯
Posted:

Senior Backend Engineer (Python | AI | 3D Environments | £130,000)

slough, south east england, united kingdom
Hybrid / WFH Options
Paradigm Talent
frontend, and ML teams to deliver features that delight and scale. You should have 5+ years of experience developing production-grade backend systems and APIs. Strong skills in Python (FastAPI or similar) and modern cloud infrastructure. Deep understanding of system design, scalability, and reliability . A product-oriented mindset — you design with end users and UX impact in mind. Passion More ❯
Posted:

Senior Backend Engineer (Python | AI | 3D Environments | £130,000)

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Paradigm Talent
frontend, and ML teams to deliver features that delight and scale. You should have 5+ years of experience developing production-grade backend systems and APIs. Strong skills in Python (FastAPI or similar) and modern cloud infrastructure. Deep understanding of system design, scalability, and reliability . A product-oriented mindset — you design with end users and UX impact in mind. Passion More ❯
Posted:

Green Tech / Energy Tech Start-Up | Full Stack Engineer | LDN 2 Days Per Week | £50K - £110K + Healthy Equity

London Area, United Kingdom
Hybrid / WFH Options
Owen Thomas | Pending B Corp™
measures, sensors) -> Offline-first/PWA apps for installers on the move Tech Stack: -> React, TypeScript, Konva, Tailwind -> Node.js, PostGREST, Prisma -> PostgreSQL/PostGIS, Docker, Atlas -> (Sunsetting Python + FastAPI) Requirements for Carbon Emission/Green Tech Start-up | Full Stack Engineer | LDN 2 Days Per Week | £50K - £110K + Healthy Equity -> 2+ years commercial experience -> STEM Background -> React + More ❯
Posted:

Green Tech / Energy Tech Start-Up | Full Stack Engineer | LDN 2 Days Per Week | £50K - £110K + Healthy Equity

City of London, London, United Kingdom
Hybrid / WFH Options
Owen Thomas | Pending B Corp™
measures, sensors) -> Offline-first/PWA apps for installers on the move Tech Stack: -> React, TypeScript, Konva, Tailwind -> Node.js, PostGREST, Prisma -> PostgreSQL/PostGIS, Docker, Atlas -> (Sunsetting Python + FastAPI) Requirements for Carbon Emission/Green Tech Start-up | Full Stack Engineer | LDN 2 Days Per Week | £50K - £110K + Healthy Equity -> 2+ years commercial experience -> STEM Background -> React + More ❯
Posted:

Green Tech / Energy Tech Start-Up | Full Stack Engineer | LDN 2 Days Per Week | £50K - £110K + Healthy Equity

london, south east england, united kingdom
Hybrid / WFH Options
Owen Thomas | Pending B Corp™
measures, sensors) -> Offline-first/PWA apps for installers on the move Tech Stack: -> React, TypeScript, Konva, Tailwind -> Node.js, PostGREST, Prisma -> PostgreSQL/PostGIS, Docker, Atlas -> (Sunsetting Python + FastAPI) Requirements for Carbon Emission/Green Tech Start-up | Full Stack Engineer | LDN 2 Days Per Week | £50K - £110K + Healthy Equity -> 2+ years commercial experience -> STEM Background -> React + More ❯
Posted:

Green Tech / Energy Tech Start-Up | Full Stack Engineer | LDN 2 Days Per Week | £50K - £110K + Healthy Equity

slough, south east england, united kingdom
Hybrid / WFH Options
Owen Thomas | Pending B Corp™
measures, sensors) -> Offline-first/PWA apps for installers on the move Tech Stack: -> React, TypeScript, Konva, Tailwind -> Node.js, PostGREST, Prisma -> PostgreSQL/PostGIS, Docker, Atlas -> (Sunsetting Python + FastAPI) Requirements for Carbon Emission/Green Tech Start-up | Full Stack Engineer | LDN 2 Days Per Week | £50K - £110K + Healthy Equity -> 2+ years commercial experience -> STEM Background -> React + More ❯
Posted:

Green Tech / Energy Tech Start-Up | Full Stack Engineer | LDN 2 Days Per Week | £50K - £110K + Healthy Equity

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Owen Thomas | Pending B Corp™
measures, sensors) -> Offline-first/PWA apps for installers on the move Tech Stack: -> React, TypeScript, Konva, Tailwind -> Node.js, PostGREST, Prisma -> PostgreSQL/PostGIS, Docker, Atlas -> (Sunsetting Python + FastAPI) Requirements for Carbon Emission/Green Tech Start-up | Full Stack Engineer | LDN 2 Days Per Week | £50K - £110K + Healthy Equity -> 2+ years commercial experience -> STEM Background -> React + More ❯
Posted:

Data Scientist / Data Analyst

England, United Kingdom
SH Proptech Limited
software practice: Git, containers, CI/CD, testing, clear documentation. Product mindset: bias to ship, explain results simply, track impact. Nice to have Go, GraphQL, dbt, Airflow/Dagster, FastAPI; Azure. UK property/economics exposure (Land Registry, EPC, census/ONS, planning, VOA etc.). LLM/AI experience for information extraction or analyst co-pilots. Success looks like More ❯
Posted:

Back-End Engineer

Bremen, Germany
PlanBlue GmbH
roles Strong knowledge of core AWS services (permissions, serverless, networking, microservices). Terraform or similar IaC expertise. Proficient in modern Python stack (fully typed, asyncio, data classes, uv, pydantic, fastapi ). Experience with containerization (e.g. Docker) Familiarity with NoSQL databases and ODMs Proactive mindset with the ability to suggest and implement improvements. Fluency in English is mandatory Bonus If You More ❯
Employment Type: Permanent
Salary: EUR Annual
Posted:

Senior Python Developer-Datasmoothie

London, United Kingdom
Marketing Management Analytics, Inc
and caching optimizations, and elevate the team by guiding and supporting junior developers through mentorship and code reviews. About you: Essential skills: Professional Python experience, including deep knowledge of FastAPI and async workflows. Proven ability to take ownership of features, lead development, and support junior engineers. A genuine love for writing code, demonstrated by launching your own tools or projects. More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

AI Machine Learning Engineer: AI Shopping Agents (Remote)

United Kingdom
Hybrid / WFH Options
Constructor
understanding of ML evaluation methodologies and key IR metrics Passion for shipping high-quality products and a self-motivated drive to take ownership of tasks Tech Stack Core : Python, FastAPI, asyncio, Airflow, Luigi, PySpark, Docker, LangGraph Data Stores : Vector Databases, DynamoDB, AWS S3, AWS RDS Cloud & MLOps : AWS, Databricks, Ray ️ Unlimited vacation time - we strongly encourage all of our employees More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Python Software Engineer

Manchester, Lancashire, England, United Kingdom
Hybrid / WFH Options
Interquest
This role is Hybrid and requires occasional attendance to the Manchester HQ office. Job Title: Python Software Engineer Location: Manchester Job Type: Full-time, permanent Salary: Up to £65,000 + Bonus About the business This FinTech organisation are one More ❯
Employment Type: Full-Time
Salary: £55,000 - £65,000 per annum
Posted:

Lead Backend Engineer

London Area, United Kingdom
Hybrid / WFH Options
Few&Far
embark on their next phase of expansion. You'll be 100% hands-on, with the opportunity to step into a leadership role as the team scales. Tech Stack - Python, FastAPI, AWS, PostgreSQL, NumPy, Pandas What You’ll Be Doing - Designing, building, and maintaining scalable backend systems for AI-driven healthcare solutions. Working closely with the ML engineers to integrate AI More ❯
Posted:

Lead Backend Engineer

City of London, London, United Kingdom
Hybrid / WFH Options
Few&Far
embark on their next phase of expansion. You'll be 100% hands-on, with the opportunity to step into a leadership role as the team scales. Tech Stack - Python, FastAPI, AWS, PostgreSQL, NumPy, Pandas What You’ll Be Doing - Designing, building, and maintaining scalable backend systems for AI-driven healthcare solutions. Working closely with the ML engineers to integrate AI More ❯
Posted:

Lead Backend Engineer

london, south east england, united kingdom
Hybrid / WFH Options
Few&Far
embark on their next phase of expansion. You'll be 100% hands-on, with the opportunity to step into a leadership role as the team scales. Tech Stack - Python, FastAPI, AWS, PostgreSQL, NumPy, Pandas What You’ll Be Doing - Designing, building, and maintaining scalable backend systems for AI-driven healthcare solutions. Working closely with the ML engineers to integrate AI More ❯
Posted:

Lead Backend Engineer

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Few&Far
embark on their next phase of expansion. You'll be 100% hands-on, with the opportunity to step into a leadership role as the team scales. Tech Stack - Python, FastAPI, AWS, PostgreSQL, NumPy, Pandas What You’ll Be Doing - Designing, building, and maintaining scalable backend systems for AI-driven healthcare solutions. Working closely with the ML engineers to integrate AI More ❯
Posted:

Lead Backend Engineer

slough, south east england, united kingdom
Hybrid / WFH Options
Few&Far
embark on their next phase of expansion. You'll be 100% hands-on, with the opportunity to step into a leadership role as the team scales. Tech Stack - Python, FastAPI, AWS, PostgreSQL, NumPy, Pandas What You’ll Be Doing - Designing, building, and maintaining scalable backend systems for AI-driven healthcare solutions. Working closely with the ML engineers to integrate AI More ❯
Posted:

Lead Engineer - Stealth AI Startup

London Area, United Kingdom
Urban Digital Recruitment Ltd
in project delivery : taking ideas from concept to production under tight timelines. Comfort with ambiguity and speed — this is an early-stage, high-autonomy environment. Tech Snapshot Python 3.11+, FastAPI, SQLAlchemy, Alembic, PostgreSQL AWS (IAM, SES, Bedrock) Event-driven architecture, API-first development AI/ML pipelines integrated into core workflows Why This Role Take over a Lead position and More ❯
Posted:
FastAPI
10th Percentile
£57,500
25th Percentile
£65,625
Median
£80,000
75th Percentile
£100,000
90th Percentile
£112,500