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Full Stack Software Engineer at well-funded healthtech SaaS

Are you passionate about using AI to improve mental health? This well-funded healthtech startup is looking for a Senior Full Stack Engineer to build an intelligent, data-driven platform that helps users measure and reduce stress in real-time. You'll work with a modern stack including React Native, Django, and Python to create a seamless B2B2C experience that drives real behavioral change. This is a rare opportunity to join a high-growth company backed by top-tier VCs, where your technical decisions will directly impact the resilience and performance of users worldwide.

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Location

London, United Kingdom

Compensation

Not Disclosed

Company

Confidential company

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Role overview

You will help shape a B2B2C platform focused on stress reduction and resilience. By developing an intelligent, AI-native coach, you will integrate physiological data and behavioral science into daily user experiences. This role involves taking ownership of complex end-to-end features, making critical technical trade-offs, and driving measurable impact for global users.

About the company

Well-funded healthtech SaaS

What you will do

  • Design and develop comprehensive end-to-end solutions using React, Python, and Django across web and mobile platforms.
  • Collaborate with product managers and designers to define technical requirements and utilize AI tools for rapid prototyping.
  • Monitor and maintain the smooth operation of production features while contributing to the enhancement of team engineering practices.

Who this is a fit for

  • Senior-level engineer with 5+ years of experience building consumer-facing applications using React and Python or TypeScript.
  • Proven ability to take ownership of complex problems and deliver maintainable, high-performance software solutions within a collaborative environment.
  • Strong interest in wellbeing technology and experience with mobile development, specifically React Native and system architecture.

Why this role is remarkable

  • Work at the intersection of AI and behavioral science to solve the global crisis of chronic stress and burnout.
  • Join a well-funded startup backed by top-tier VCs where you can influence the product roadmap from the ground up.
  • High-impact IC role with the autonomy to design sustainable, long-term technical architectures while shipping value early and often.

How Jack & Jill work together

Jack
I get to know what you’re great at, then find roles you’d never find yourself.
Jill
I recruit from Jack’s network and make the intro when I spot a great match.
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Jack gets to know what you're great at and what you want next, then searches 15 million jobs daily and helps you discover roles at companies like this.

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What happens next?

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 your profile’s a match and Confidential company wants to meet, Jill will make the intro. In the meantime, Jack will send you excellent alternatives.

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