Avanti is working with an exciting early-stage fintech startup based in London that is about to launch its first product in the embedded finance space.
Their platform helps businesses unlock working capital through intelligent, AI-driven invoice financing solutions, integrated directly into existing financial workflows.
With launch just around the corner, they are now looking for a Mid-Level Fullstack Developer to join their growing team.
THE ROLE
This is not a typical developer role. You’ll be working across both technology and business operations, giving you a unique opportunity to understand how a fintech company is built from the ground up.
You’ll be responsible for:
*Building and maintaining fullstack applications
*Developing APIs and working with databases
*Contributing to frontend and backend development
*Supporting AI-driven features and data workflows
*Debugging, testing, and improving system performance
*Working closely with the business to help automate operational processes


TECH STACK
*.NET (backend)
*React (frontend)
*MySQL
*AWS
*Python (AI and data models)


Experience Required
*Around 2+ years of experience in software development
*Experience across frontend and backend development (.NET / React) – Angular / Vue is fine
*Good understanding of software engineering fundamentals
*Interested in working in a startup / Have startup experience
*AWS exposure (similar cloud is fine)
*Interested in AI
Why Join?
*Join a startup at launch stage
*Work on AI-driven fintech products
*Gain exposure beyond coding into real business operations
*Fast-track your development with hands-on experience
*High visibility and real impact from day one
Salary is up to £50,000 and you will be required on-site 4 days per week in Central London.
If interested then click Apply Now!!