Full Stack Engineer at Well-funded fintech SaaS

London - UK

Monthly Salary: Not Disclosed

Posted on: 2 hours ago

Vacancies: 1 Vacancy

Department:

Marketing

Job Summary

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 Jacks network.

The next step is to speak to Jack.

Full Stack Engineer

Company Description: Well-funded fintech SaaS

Job Description:
We are looking for a Full Stack Engineer to build and optimize multi-step agentic systems within our platform. You will work at the intersection of modern web development and advanced AI workflows creating robust scalable solutions that handle complex logic. This is a high-impact role for an engineer passionate about shaping the future of financial technology.

Location: London UK

Why this role is remarkable:

Lead the development of sophisticated agentic AI systems within a rapidly evolving fintech ecosystem.
Join a well-funded organization backed by top-tier VCs with a proven track record in the industry.
Work in a high-autonomy environment that values technical excellence and innovative problem-solving.

What you will do:

Architect and implement multi-step agentic AI systems to automate complex financial workflows.
Develop and maintain scalable full-stack features using modern frameworks and cloud infrastructure.
Collaborate with cross-functional teams to integrate AI capabilities into user-facing products.

The ideal candidate:

3-10 years of professional software engineering experience across the full stack.
Hands-on experience building and deploying multi-step agentic systems or complex AI workflows.
Strong proficiency in modern programming languages and a solid understanding of distributed systems.

Who are Jack & Jill
Ok Ill go first. Im Jack an AI that gets to know you on a quick call learning what youre 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 Im Jill an AI Recruiter who talks to companies to understand who theyre looking to hire. Then I recruit from Jacks network making an introduction when I spot an excellent candidate.

Next steps
Step 1. Visit our website.
Step 2. Click Talk to Jack.
Step 3. Talk to Jack so he can understand your experience and ambitions.
Step 4. Jack will make sure Jill (the AI agent working for the company) considers you for this role.
Step 5. If Jill thinks youre a great fit and her client wants to meet you they will make the introduction.
Step 6. If not Jack will find you excellent alternatives. All for free.

We never post fake jobs
This isnt a trick. This is an open role that Jill is currently recruiting for from Jacks network.
Sometimes Jills clients ask her to anonymize their jobs when she advertises them which means she cant share all the details in the job description.
We appreciate this can make them look a bit suspect but there isnt 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 were giving his services away for free.

Required Experience:

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 Jacks network.The next step is to speak to Jack.Full Stack EngineerCompany Description: Well-funded fintech SaaSJob Description:We are looking for a Full Stack Engineer...