Senior Frontend Engineer in England

We are seeking a Senior Frontend Engineer (UI/UX) with an extensive background in SaaS product design and development.
You will take ownership of our front-end architecture, streamline existing code to improve development velocity, and lead technical enhancements that drive best-in-class user experiences.
About PolyModels Hub
PolyModels Hub is transforming pharmaceutical R&D through cutting-edge modeling, simulations, and data integration.
Our platform, ModelFlow, empowers scientists to accelerate development timelines, optimize processes, and make smarter decisions—combining mechanistic models, AI, and workflow automation into one unified environment.
We are growing fast and looking for passionate individuals to help us deliver lasting impact to our customers and scale our platform globally.
Key Responsibilities
Front-End Architecture: Refine and scale our front-end codebase (React/TypeScript) to support efficient and consistent development practices.
UI/UX: Champion modern design principles and refine user journeys to optimize our applications for clarity and ease of use.
Continuous Improvement: Evaluate and adopt new tools, libraries, and frameworks to improve performance, maintainability, and developer experience.
Soft Skills
Strong analytical skills, attention to detail, and a proactive, collaborative mindset.
Excellent communication skills for cross-functional collaboration.
Ability to balance user-centric design with technical feasibility.
Tech Stack
Tools & Frameworks: , Django, FastAPI
Why Join PolyModels Hub?
Flexible hybrid working – split your time between home and our London office.
Generous time off – 26 days of annual leave plus flexible