76 to 91 of 91 FastAPI Jobs

Senior AI Developer

Hiring Organisation
Jobleads-UK
Location
Reading, England, United Kingdom
About BCN: At BCN we unite people and technology to enable organisations to fly. We believe people and organisations can achieve anything using technology to its full potential. Our role is to help them understand ...

Senior Backend Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
routing engine, billing infrastructure and webhook delivery. Python/FastAPI/MongoDB. We process every inbound lead through code you write — sub-100ms p99 latency, idempotent everything, audit-trail everything. Who you are 6+ years building production Python services — async/await fluent Deep MongoDB experience including indexing, aggregation, transactions ...

Software Engineering Manager

Hiring Organisation
Uniting Ambition
Location
London, United Kingdom
Employment Type
Permanent
Salary
£100000 - £120000/annum
experience 3+ years of experience leading and managing engineering teams Strong hands-on Python development background Experience with frameworks such as Flask, Django, or FastAPI Proven track record of mentoring and developing engineers Strong AWS experience and understanding of cloud-native architectures Experience with APIs, microservices, and distributed systems Solid … Data Platforms, ETL pipelines, analytics, or data-driven products would be beneficial Excellent communication and stakeholder management skills Tech Stack Python Flask, Django, FastAPI AWS CI/CD Tooling Docker & Kubernetes (desirable) Data Platforms & ETL Pipelines Location Hybrid – Hounslow, West London 2 days per week onsite Flexible hybrid working model ...

Senior Tech Lead, Enterprise AI Products (Contract)

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£700 - £800 per day
generative AI abstraction layers Model the cost, feasibility and risk of different LLMs and implementation approaches THE STACK AWS, Bedrock, LangGraph, LangChain, Python, FastAPI, PostgreSQL, Snowflake, Airflow, React, Next.js, Kubernetes. YOUR EXPERIENCE 15+ years in enterprise software engineering with a background in product engineering organisations or technology companies Deeply technical … designing systems from scratch and driving architectural decisions across multiple teams Agentic AI delivered in production, ideally LangGraph or LangChain, with strong Python and FastAPI AWS architecture at scale, with a preference for open standards over cloud-native lock-in Full-stack understanding across FE, BE, ML/ ...

Senior Software Engineer: Python, FastAPI & Kubernetes

Hiring Organisation
Jobleads-UK
Location
New York, England, United Kingdom
Known is hiring a Senior Software Engineer to design and build full-stack Python applications, including FastAPI APIs, and to deploy containerized services on Kubernetes. You will work with PostgreSQL and Snowflake, develop ETL pipelines with Argo Workflows, and collaborate with data scientists and product managers across marketing and advertising ...

Senior AI Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
integrated services. Define and drive architecture for scalable, secure, reliable, and maintainable AI solutions deployed in production. Develop robust, well-tested backend APIs with FastAPI, containerized via Docker and deployed on Kubernetes. Architect and own search and retrieval solutions using Azure AI Search and MongoDB, including design of indexing strategies … including building and shipping production backend services. Hands‐on experience building applications with LLMs such as Azure OpenAI, OpenAI, Anthropic, or similar. Experience with FastAPI or comparable Python web frameworks. Production experience with Docker and Kubernetes, including deployment and management on AKS. Strong hands‐on experience with Azure, including Azure ...

Data Designer - 6 months | London (Hybrid - 3 days per week)

Hiring Organisation
Hamilton Barnes
Location
Ipswich, Suffolk, United Kingdom
Employment Type
Contract
Contract Rate
GBP 425 Daily
maintain Python-based automation frameworks and scripts for network testing, data processing, and operational workflows Design and build RESTful APIs using Flask or FastAPI for internal tooling and cross-team integration Design and work with SQL and NoSQL databases for test data, configuration, and results management Build and maintain Docker … related discipline 4+ years' professional Python development experience in automation or Back End roles Strong proficiency building REST APIs using Flask or FastAPI, including authentication, error handling, and documentation Hands-on experience with HTML/CSS and templating engines such as Jinja2 for lightweight web interfaces Solid working knowledge ...

Software Developer

Hiring Organisation
Reed
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £45,000 per annum, Inc benefits
Software Developer Annual Salary: £40k - £45k, dependent on experience Location: Cannon Street, London Job Type: Permanent - 4 days a week onsite Start Date: Immediately A new exciting permanent opportunity, for a Software Developer to join ...

Backend Software Developer (Python)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
shape the technical roadmap for the firm's AI products. Key responsibilities include: Designing, building, and optimizing high-performance backend systems in Python and FastAPI Developing and maintaining backend systems that handle large volumes of real-time data Writing clean, testable, and maintainable code following best practices Contributing to system … ownership of projects end-to-end in a collaborative, fast-moving environment Requirements Strong professional experience with Python Solid experience building RESTful APIs with FastAPI (or similar frameworks like Flask/Django) Passion for performance, scalability, and automation Experience or interest in AI A proactive mindset – someone who loves solving ...

Senior AI Engineer

Hiring Organisation
Cubiq Recruitment
Location
London, United Kingdom
Employment Type
Permanent
drop me a message if youd like to discuss the role further. Keywords: Senior Software Engineer, Backend Engineer, Agentic AI, Distributed Systems, Python, FastAPI, Kubernetes, Cloud Infrastructure, AI Agents, Event-Driven Architecture, Async Systems, Scalable Systems, Backend Architecture, Healthcare AI, Production AI Systems Apply now or drop me a message … youd like to discuss the role further. Keywords: Senior Software Engineer, Backend Engineer, Agentic AI, Distributed Systems, Python, FastAPI, Kubernetes, Cloud Infrastructure, AI Agents, Event-Driven Architecture, Async Systems, Scalable Systems, Backend Architecture, Healthcare AI, Production AI Systems ...

Senior Backend Python Engineer

Hiring Organisation
Interact Consulting Limited
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
right way. What youll be doing: Leading backend development across event-driven, high-availability systems Owning cloud infrastructure across AWS & GCP Building with Python (FastAPI or similar), Postgres, and Redis Designing clean, versioned, backwards-compatible APIs Driving CI/CD and observability for systems that cant afford downtime during live … Strong Postgres/SQL skills: schema design, query tuning, migrations Solid API design chops: clear contracts, versioning, backwards compatibility Python-first mindset (FastAPI or similar) Redis experience: caching patterns, invalidation, pub/sub Comfort owning and operating your own services in CI/CD Fully remote within the UK, with ...

Senior Backend Python Engineer

Hiring Organisation
interAct Consulting Limited
Location
Milton Keynes, Buckinghamshire, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
way. ** What you’ll be doing: • Leading backend development across event-driven, high-availability systems • Owning cloud infrastructure across AWS & GCP • Building with Python (FastAPI or similar), Postgres, and Redis • Designing clean, versioned, backwards-compatible APIs • Driving CI/CD and observability for systems that can’t afford downtime during … Strong Postgres/SQL skills: schema design, query tuning, migrations • Solid API design chops: clear contracts, versioning, backwards compatibility • Python-first mindset (FastAPI or similar) • Redis experience: caching patterns, invalidation, pub/sub • Comfort owning and operating your own services in CI/CD ** Fully remote within the UK, with ...

Senior Data Platform Engineer

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
extend a GCP‐first platform, working with tools like BigQuery, Airflow, dbt, and Terraform. You’ll also help build internal applications using Python, FastAPI, and React, giving teams easy ways to trigger workflows and access data. Alongside this, you’ll improve data quality, monitoring, and automation, ensuring everything is robust … data modelling skills Comfortable working in a start‐up or scaling environment is a bonus Bonus points if you’ve worked with React, FastAPI, or in scientific or energy domains Ability to come into the London office three days per week What you’ll get in return for your experience ...

Backend Engineer

Hiring Organisation
Technical Futures Ltd
Location
CB2, Cambridge, Cambridgeshire, United Kingdom
Employment Type
Permanent
Salary
£55000 - £70000/annum Dep on Exp + Shares + Hybrid + 30DH
Exciting deeptech start-up seeks a bright, forward thinking Backend Engineer to join their dedicated team. With strong software engineering skills in modern languages (to include Python and Rust) backed by a good academic history ...

Backend Python Engineer for AI Systems (Hybrid London)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Hunter Bond is seeking a Backend Software Developer to join an exciting AI startup in London. You will design and optimize high-performance backend systems, focusing on Python and FastAPI. The role offers a competitive ...