Full Stack Engineer (Python, Typescript, React) - Up to £125k base
We are partnered with an exciting startup who are looking for a Founding Full Stack Engineer to lead and shape the technical development of their financial analysis platform. The role covers backend and frontend development, including proprietary storage databases for financial and reference data.
You will have significant autonomy in shaping both the technology and the product roadmap, while also working closely with the wider team on business and customer-facing initiatives.
Package & Working Arrangements
* Salary: £90,000 – £125,000 (flexible for the right person)
* Meaningful equity on top of base salary
* Based in London with flexible hybrid working arrangements (remote-first)
The Role
* Play a leading role in defining and evolving the future tech stack.
* Build across backend and AI systems, with opportunities to contribute to the frontend.
* Design, build, and scale new features, products, and integrations.
* Work in a fast-paced, high-growth startup environment where your impact is immediate.
Current Tech Stack (you will help shape this moving forward)
* Python
* REST API
* TypeScript
* React
* AWS
* Convex Database ) for data management, supporting AI chat (Anthropic, OpenAI, Gemini, and others) and vectorized database operations
* WorkOS for authentication and user management
Who you are
* Strong experience in backend engineering, ideally with Python
* Background or strong interest in AI/LLMs
* Exposure to frontend technologies (TypeScript, React, or similar) is beneficial
* Financial services experience is helpful but not essential
* A self-starter who thrives in fast-paced environments and enjoys having a direct impact