Senior Developer - Python

We are seeking a skilled and motivated Senior Developer with strong Python expertise to design, develop, and deploy intelligent systems. You will be responsible for building scalable services, and ensuring seamless delivery of AI-powered features across our platforms.

Responsibilities will include:

• Develop robust service logic to expose AI models via RESTful APIs (e.g., using FastAPI or Flask).
• Collaborate with data scientists, engineers, and product teams to translate business requirements into technical solutions.
• Work within Azure cloud infrastructure, leveraging containerised environments for scalable deployment.
• Support model lifecycle management using tools like Databricks Mosaic AI and AI Foundry, ensuring robust governance, traceability, and performance monitoring across environments.
• Implement data preprocessing pipelines and feature engineering workflows.
• Ensure secure, scalable, and maintainable codebases using best practices.
• Monitor deployed models and services, and iterate based on performance metrics and feedback.
• Maintain documentation and testing coverage for all developed components.

Skills and experience:

Strong proficiency in Python, including OOP and functional programming.

Solid understanding of API development and service logic (FastAPI, Flask).

Familiarity with data manipulation libraries (Polars, Pandas, Num Py).

Experience with model deployment and serialization (Joblib, Pickle , Torch Script).

Experience with Lang Chain and other open-source frameworks for building AI agents and orchestration pipelines.

Knowledge of software engineering principles, version control (Git), and testing (Unittest, Pytest).

Understanding of security practices in API development (authentication, input validation).

Exposure to cloud platforms (Azure) and containerization tools (Docker).

Ability to work in agile environments and communicate effectively with cross-functional teams.

This will include the competencies

• Stakeholder engagement: Works closely with product teams, data scientists, and engineers to translate business requirements into technical solutions and ensure seamless delivery of AI-powered features across platforms.
• Collaboration and teamwork:Collaborates effectively within cross-functional and agile teams, contributing to shared design, development, deployment, and monitoring of intelligent systems and services.
• Adapting to change:Operates effectively in agile environments, iterating on deployed models and services based on performance metrics, feedback, and evolving requirements.
• Continuous Improvement:Monitors model and service performance and iterates on solutions to improve reliability, scalability, governance, and maintainability across environments.
• Innovation:Designs and develops intelligent systems and AI-powered services, leveraging modern frameworks, cloud infrastructure, and orchestration tools to deliver scalable solutions.
• Resilience: Manages the full lifecycle of AI services, including deployment, monitoring, testing, documentation, and ongoing support, maintaining quality and stability in production environments.
• Future Focused: Builds scalable, secure services aligned to long-term platform needs by leveraging cloud-native technologies, containerised deployments, and robust model lifecycle management practices.

Our benefits
We offer all employees a comprehensive benefits package that focuses on their whole wellbeing. This includes hybrid working, a competitive base salary, non-contributory pension, discretionary bonus, insurances including health (family) and dental cover, and many other benefits to enhance financial, physical, social and psychological health.
About Canopius
Canopius is a global specialty lines (re) insurer. We are one of the leading insurers in the Lloyd’s of London insurance market with offices in the UK, US, Singapore, Australia and Bermuda.
At Canopius we foster a distinctive, positive culture which enables us to bring our whole selves to work to flourish as people, and build a business which delivers profitable, sustainable results.
Based in incredible new offices in the heart of the City of London, Canopius operates a flexible, hybrid working model and is…