You will lead the company’s experimentation engine, moving from hypothesis to proof-of-concept in days. By working across the full stack with Django, React, and LLM integrations, you will build and validate new growth wedges. Your work directly influences the product roadmap by identifying what users value through rapid prototyping and data-driven learning.
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London, United KingdomNot Disclosed
Growth Engineer at AI-driven fintech platform
Are you a builder who thrives on speed and experimentation? We are looking for a Growth Engineer to join a well-funded fintech startup building the next generation of AI tools for financial advisors. In this role, you will move from hypothesis to POC in days, working across the full stack with Django, React, and LLMs to discover what truly drives user value. If you have 4-7 years of startup experience and love shipping fast to learn even faster, this is your chance to shape the future of financial advice in a high-growth environment based in London.
Overview
Role overview
Company
About the company
AI-driven fintech platform building operating systems
Responsibilities
What you will do
- Build end-to-end POCs in days using Django, React, and LLM integrations to test specific hypotheses.
- Talk directly to users and design partners to translate customer pain points into testable experiments.
- Instrument and analyze experiment data to validate or pivot product features before full-scale production.
Candidate profile
Who this is a fit for
- 4-7 years of software engineering experience in high-growth startups or as a former founder.
- Full-stack proficiency in Python/Django and React/TypeScript with a history of shipping AI/LLM features.
- Strong product sense and experimentation mindset that prioritizes validation over technical perfection.
What makes it remarkable
Why this role is remarkable
- Direct impact on the "Speed of Learning" engine of a fast-moving AI startup.
- Highly autonomous environment where you are encouraged to fail fast and kill ideas based on data.
- Backed by top-tier VCs and focused on a massive market opportunity in financial services.
Jack & Jill
How Jack & Jill work together
I get to know what you’re great at, then find roles you’d never find yourself.Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.
I recruit from Jack’s network and make the intro when I spot a great match.And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.
Meet Jack
Jack gets to know what you're great at and what you want next, then searches 14 million jobs daily and introduces you directly to hiring managers.
How does this work?
Jack's an AI agent for job searching and career coaching. He works for you.
Jill is the AI recruiter working for the company. She recruits from Jack's network.
If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.
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