Senior Python Developer

We are recruiting for a Senior Full Stack Python Engineer to join a technology business that forms part of a well established and financially stable group.

The team is developing a data science driven SaaS platform focused on predictive modelling and scientific applications. Following the successful development of an initial proof of concept, the focus is now on building a scalable, production grade Python platform capable of supporting long term commercial growth.

This is a genuinely interesting opportunity to help shape a modern platform from the ground up, combining hands on engineering with architectural influence and technical ownership.

You will play a key role in evolving the core platform, helping establish strong engineering standards, scalable development practices, and robust software architecture as the product continues to mature., * Lead the development of a production ready Python library from an existing proof of concept

• Contribute to the architecture and technical direction of the platform
• Build and maintain RESTful APIs and backend services using Python
• Develop frontend functionality using HTML, CSS and modern JavaScript
• Implement testing strategies including TDD and automated testing frameworks
• Contribute to CI/CD pipelines, deployment processes, and code reviews
• Support cloud infrastructure and Infrastructure as Code initiatives
• Help evolve the platform into a scalable SaaS product
• Communicate effectively with clients, users, and internal stakeholders to understand requirements and translate technical concepts clearly
• Work collaboratively across both technical and non technical teams

Do you have experience in REST?, * Strong Python development experience (5+ years preferred)

• Experience with Flask or similar Python web frameworks
• Commercial experience as a Full Stack Developer across backend and frontend development
• Strong understanding of software architecture and clean coding principles
• Experience designing and building REST APIs
• Strong HTML, CSS and modern JavaScript experience
• Experience with JavaScript charting libraries such as D3.js
• Experience with testing frameworks such as pytest
• Experience using Git and collaborative development workflows
• Comfortable taking ownership and contributing to technical decision making
• Strong communication skills with the ability to engage confidently with clients and key stakeholders
• Must be currently based in the UK
• Must have full right to work in the UK with no sponsorship requirements or working restrictions

Desirable Skills

• Experience building or scaling SaaS platforms
• Experience with data science libraries such as pandas, NumPy or scikit learn
• Cloud experience across AWS, Azure or GCP
• Infrastructure as Code experience using Terraform or CloudFormation
• Experience with Docker or containerisation technologies
• Experience evolving proof of concepts into production platforms
• Agile development environment experience
• Collaborative, adaptable, and solutions focused approach

Why This Role?

• Genuine technical ownership and influence
• Opportunity to shape greenfield architecture
• High autonomy within a technically capable team
• Interesting engineering challenges within a data science and predictive modelling environment