Full Stack Software Engineer

November 7, 2026

Hybrid

Middle

London, United Kingdom

Indeed

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Mandatory office attendance
3 days per week

Description

INFINIT is a fintech scale-up founded in 2023, building an AI-powered all-in-one operating system for SMEs across Europe and the Americas. The company is hiring a Full Stack Software Engineer in London to bridge business needs and technical execution. The role focuses on shipping production-grade, scalable features end-to-end with a product-first mindset.

Responsibilities

Bridge the gap between business needs and technical execution
Rapidly translate high-level goals into polished, shipped features
Challenge requirements and bring a product-first mindset to the engineering team
Drive the full lifecycle from requirements to implementation, QA, deployment and monitoring
Ensure every line of code adds tangible value to the product

Requirements

Exceptional software engineering and system design capability with experience shipping production-grade scalable systems
Proficiency in C#, Python and TypeScript across the full stack
Product-first engineering mindset: analyze business needs and challenge assumptions
End-to-end feature ownership across the entire development lifecycle
Strategic communication skills translating technical concepts for business stakeholders
High-velocity development using modern developer tools and automation techniques