Join Peace as a geographically standalone engineer in London to build the software layer for our AI-powered physical play platform. You will work across MCU firmware, a Rust backend, and AI pipelines to create screenless “magic buds.” This role is critical for transforming homes into immersive story worlds for the next generation.
Full Stack Engineer at Peace
Peace is building a real-world play platform that turns homes into AI-powered story worlds, moving children off screens and into physical adventures. As a Full Stack Engineer in their London HQ, you'll join an elite team—including talent from Marvel, Star Wars, and Apple—to build screenless 'magic buds' using Rust, firmware, and advanced AI. Backed by LocalGlobe and founders from Calm and Twitch, this is a unique 0–1 opportunity to shape the future of play and child safety.
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Location
London, United Kingdom
Compensation
Not Disclosed
Company
Peace
Role overview
Peace is building a real-world play platform. It turns homes, gardens and neighborhoods into AI-powered story worlds that children physically step into and play in. Off screens, into adventures.
Our mission is to ensure that we raise the next generation to be peaceful and creative. We believe the way to do that is to re-embrace play, which has become a lost art for two generations; robbed by big tech and screens.
Our wedge product launching next year will be screenless devices (magic buds) that live in the home and transform it into an immersive experience where a child can play and unleash their creativity.
We are a very tight team led by a successful, exited entrepreneur and joined by an exceptional, experienced team including early engineering talent from Founders Capital-backed Grabango + creative talent with credentials some of the world’s most incredibly produced performances: Star Wars, Marvel, and War Horse.
Our pre-seed was led by Local Globe and Angels include Founders from Entrepreneur First, Calm, and Twitch.
What you will do
- Ship end-to-end features across the entire stack, from MCU device firmware and Rust backends to the mobile app and internal creative authoring tools.
- Architect and optimize the live AI session pipeline, integrating speech-to-text, LLM orchestration, and real-time audio using tools like Deepgram, ElevenLabs, and Pipecat for instantaneous interaction.
- Connect software to the physical world by managing sensor data from IMUs and proximity sensors to ensure reliable device state and high-fidelity audio playback.
Who this is a fit for
- Several years of experience shipping production software with fluency in Rust, Python, and TypeScript, spanning backend APIs, data models, and internal frontend tools.
- Proven ability to navigate the full hardware-software stack, tracing and fixing bugs that live anywhere from device firmware to the high-level model orchestration layer.
- Scrappy, autonomous problem-solver with production-grade instincts for reliability and a deep interest in making child safety a core technical foundation of the product.
Why this role is remarkable
- Build a category-defining physical product that combines MCU firmware, Rust backends, and cutting-edge LLM orchestration to get children off screens and into real-world play adventures.
- Join an elite, high-pedigree team featuring talent from Marvel, Star Wars, and Apple, backed by top-tier investors including LocalGlobe and the founders of Calm and Twitch.
- Influence both technical and creative direction in a 0-1 environment where your code will be tested by real users in playtests within weeks of your start date.
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.
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 Peace wants to meet, Jill will make the intro. In the meantime, Jack will send you excellent alternatives.