Full Stack Engineer

In this contract role, you will deliver hands-on software in a regulated environment, building features in Python, FastAPI, and React within an established engineering workflow. You’ll follow security, change control, and review processes while working remotely for a client in London with limited onsite needs. The position emphasizes delivering AI-powered solutions and secure, maintainable code in enterprise projects. Immediate start and UK-based availability are preferred.

• Develop features end-to-end in Python (FastAPI) and React/TypeScript
• Conform to client development standards, security requirements, and change controls
• Participate in code reviews, maintain CI checks, and manage repository in an enterprise setting
• Implement and validate AI-assisted code while ensuring security and quality
• Collaborate asynchronously with client teams and deliver AI-powered solutions
• Ensure proper authentication/authorization and data protection measures
• Migrate and model databases (PostgreSQL) with migrations (Alembic)

• Strong commercial Python development experience
• Experience with FastAPI, API design, middleware, and async patterns
• Pydantic for data validation and API modelling
• PostgreSQL data modelling and migrations (Alembic)
• React and TypeScript for frontend tasks
• SSO, JWT, and RBAC for authentication/authorization
• Automated testing with pytest and a JavaScript testing framework
• Git/GitHub usage with CI workflows
• Hands-on Claude Code experience for AI-assisted development
• Code quality and secure coding practices, including secrets management and security scan remediation
• Experience delivering AI-powered solutions in enterprise environments

• ability to work asynchronously
• ownership of development tasks
• focus on quality and security in coding
• Python
• FastAPI
• Pydantic