17 of 17 FastAPI Jobs in the South East

Full Stack Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 per annum
EXPERIENCE: 5+ years' experience building and shipping production software Strong commercial experience with React and TypeScript Strong backend development experience using Python, ideally FastAPI or Django Solid PostgreSQL, SQL and data modelling expertise Experience building authentication, authorisation and permission-based systems Knowledge of AWS, CI/CD pipelines and containerised ...

Fullstack Engineer

Hiring Organisation
Oscar Technology
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £100,000 per annum
Build data-heavy, accessible interfaces in TypeScript and React, respecting a detailed role-based access model Design services and REST APIs in Python (FastAPI/Django) with clear OpenAPI contracts Model data in PostgreSQL: schema design, migrations, indexing and multi-tenant isolation Build event-driven and background processing, plus real ...

FULL STACK ENGINEER

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum
SKILLS AND EXPERIENCE : Strong commercial experience delivering full-stack applications in production environments. Strong React and TypeScript is essential. Strong Python experience, ideally with FastAPI or Django. Experience working with PostgreSQL, SQL, and data modelling. Knowledge of AWS or similar cloud platforms, CI/CD practices, and container technologies. Experience ...

Lead Full Stack Engineer (Python / AWS)

Hiring Organisation
Lorien
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
What we're looking for Proven experience leading technical design and delivery of complex production systems. Strong hands-on backend experience in Python and FastAPI, including async patterns and service design. Strong frontend experience with React and TypeScript. Strong AWS knowledge, including Lambda, ECS, RDS, DynamoDB, API Gateway ...

Senior AI Platform Engineer - MCP | AWS | Agentic AI

Hiring Organisation
Method Resourcing
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
service integration, authentication, authorisation and secure software development. Experience taking ownership of complex engineering projects, making architectural decisions and mentoring other engineers. Desirable: Python, FastAPI, LangGraph, LangChain or similar AI frameworks. JSON-RPC, SSE, WebSockets and event-driven architectures. Experience with RAG, LLM function calling and context management. An interest ...

Senior Data Scientist

Location
Portsmouth, Hampshire, United Kingdom
into technical requirements and development objectives. Python expertise covering standard data science libraries (NumPy, pandas, matplotlib, Scikit-learn, PyTorch, etc ), web frameworks (Flask or FastAPI) and visualisation (Dash, Plotly, & Streamlit). Proficient in SQL. Working with unstructured data Building customer and stakeholder relationships. Supporting and leading authoring of technical reports ...

Data Scientist

Hiring Organisation
Sirius Analysis
Location
Portsmouth, Hampshire, United Kingdom
Employment Type
Full-Time
Salary
£60,000 per annum
into technical requirements and development objectives. Python expertise covering standard data science libraries (NumPy, pandas, matplotlib, Scikit-learn, PyTorch, etc...), web frameworks (Flask or FastAPI) and visualisation (Dash, Plotly, & Streamlit). Proficient in SQL. Working with unstructured data Building customer and stakeholder relationships. Supporting and leading authoring of technical reports ...

Senior Technical Lead - AI & Product Engineering (Contract)

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£600.00 - £800.00 per day
leading engineering teams within enterprise environments Strong AWS architecture experience Deep understanding of modern software architecture and distributed systems Strong background in Python and FastAPI Experience designing and delivering AI-powered products Experience with Agentic AI frameworks such as LangGraph and LangChain Strong stakeholder management and communication skills Experience owning ...

Backend Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum
pipelines, and operational excellence across AWS-based environments. YOUR SKILLS AND EXPERIENCE : Strong commercial experience building backend applications. Strong Python experience is essential, with FastAPI as highly desirable Strong SQL and PostgreSQL expertise. Hands-on AWS experience, including cloud-native services, CI/CD pipelines, and Linux-based environments. Strong ...

Software Engineer

Hiring Organisation
Habitat Energy
Location
Oxford, Oxfordshire, United Kingdom
Salary
£ 70 K
support Trading and Operations in live troubleshooting, using the escalation procedure as required.RequirementsPreferred skills and experience:3+ years of Python experienceProficiency with API frameworks (FastAPI, Django, etc.)Experience with modelling databases with Python (ideally SQLAlchemy)Experience developing UIs with moderns frameworks (e.g. Vue)Desire to be part of a fast ...

L1 Software Engineer

Hiring Organisation
Response Informatics
Location
South East, United Kingdom
Employment Type
Contract
Contract Rate
GBP 250 Daily
Required Skills Frontend React.js REST API troubleshooting JavaScript/TypeScript basics Backend Python FastAPI REST APIs Postman/Swagger Cloud AWS (EC2, Lambda, S3, CloudWatch, API Gateway, IAM) Support Incident & ticket management (ServiceNow/Jira) Log analysis and application troubleshooting Qualifications Bachelor's degree in Computer Science, IT, or related ...

AI Researcher

Hiring Organisation
Thales
Location
Reading, Berkshire, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
analysis using Pandas, NumPy, SQL; familiarity with Spark or similar is a plus. Model optimisation and research-to-prototype deployment fundamentals, including ONNX, TorchScript, FastAPI/gRPC and GPU acceleration, with CUDA basics desirable. Responsible AI and security awareness: explainability, privacy-preserving methods, bias assessment, safety, assurance, adversarial robustness ...

AI Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£130,000 - £160,000 per annum
intelligence, classification, extraction, and reasoning. Create evaluation frameworks and observability tooling to monitor AI performance, quality, and cost. Engineer scalable backend services using Python, FastAPI, cloud technologies, and modern software engineering practices. Your Skills & Experience Strong commercial experience developing software and AI applications in Python. Hands-on experience building ...

DevOps Engineer

Hiring Organisation
Sphere Digital Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£400.00 - £500.00 per day
Knowledge of monitoring, observability, logging and alerting tools Strong cloud security and operational best practice experience Experience supporting and scaling production environments Python and FastAPI exposure beneficial Comfortable working in fast-paced, evolving environments Able to work autonomously and influence technical direction Apply Now You can apply for the DevOps ...

Lead SRE - AI

Hiring Organisation
Halliburton
Location
Abingdon, Oxfordshire, United Kingdom
Salary
£ 70 K
product owners to ship AI-first tooling that scales with the platform.Design and build full-stack AI-powered applications using Angular frontends, Python/FastAPI backends, and integrated LLM and agent pipelines. Develop and operationalize LLM-based solutions for SRE use cases, including log analysis, anomaly detection, runbook automation, incident … models into SRE observability tools like New Relic and automation workflows, including monitoring, alerting, and self-healing.Build and maintain RESTful and async APIs using FastAPI for internal SRE tooling and dashboards.Develop Angular dashboards that present AI-generated insights to SRE, account, and sales stakeholder teams.Collaborate with the Cloud Automation team ...

Backend Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum
Back-End Engineer London (Hybrid, minimum 3 days in office) | £70,000 - £80,000 + Bonus + Benefits This is an opportunity to join a well-funded AI software business building next-generation enterprise technology. ...

Senior Backend Engineer

Hiring Organisation
Sphere Digital Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£500.00 - £600.00 per day
Strong commercial experience with Python development Experience building and scaling cloud-native applications Strong knowledge of GCP and infrastructure best practices Experience with FastAPI or similar backend frameworks Understanding of platform engineering, DevOps or cloud architecture Experience working in start-up, scale-up or product-led environments Comfortable operating … fast-moving teams with evolving requirements Strong communication and stakeholder management skills Tech Stack: Python, FastAPI, GCP, Terraform, React/TypeScript Apply Now You can apply for the Senior Backend/Platform Engineer position now by sending us your CV or by calling us now! Don't forget to register ...