Product Engineer

This is a job that Jill, our AI Recruiter, is recruiting for on behalf of one of our customers. She will pick the best candidates from Jack's network. The next step is to speak to Jack. Job Title Product Engineer Salary Not Disclosed + Equity Company Description Tuza is a $7M seed-stage fintech backed by Northzone and Connect Ventures, building AI agents to automate banking workflows. Based in Shoreditch, they are transforming how banks handle complex processes like onboarding and activation, replacing manual bottlenecks with intelligent agents for partners like Barclays and NatWest. Job Description As a Product Engineer at Tuza, you will build full-stack features that bring AI agents to the world’s largest banks. Working in a lean team of 12, you will prototype rapidly, design cloud architectures for agent workloads, and spend time on-site with banking partners to turn real-world friction into seamless automated products. Location London, UK Why this role is remarkable Help build the UK's first AI-agent infrastructure specifically designed for the strict accuracy and security requirements of the banking sector.Strong financial backing with $7M raised from top-tier investors like Northzone and Connect Ventures, plus established partnerships with NatWest and Barclaycard.High-impact, early-stage environment where you own outcomes, influence architecture, and ship directly to users within a high-velocity, customer-centric engineering culture. What You Will Do Prototype, validate, and ship full-stack features using React, Node.js, and Python to enhance AI agent capabilities.Design and scale robust APIs and AWS cloud architecture capable of handling complex banking agent workloads and security requirements.Collaborate directly with partner banks to observe workflows, identify pain points, and rapidly translate those insights into product improvements. The ideal candidate At least 4 years of professional experience with a deep understanding of the modern web stack, specifically React, Node.js, TypeScript, and Python.Proven ability to design, deploy, and defend complex cloud systems and applications within an AWS environment.A product-minded approach with strong intuition for user needs and experience experimenting with AI to solve novel engineering problems. Who are Jack & Jill? 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. 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. 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. We never post fake jobs This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network. Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description. We appreciate this can make them look a bit suspect, but there isn't much we can do about it. Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.