At a Glance
- Tasks: Build cutting-edge AI systems and shape marketing strategies for global brands.
- Company: Exciting Seedcamp-backed AI startup with rapid growth and innovative vision.
- Benefits: Competitive salary of £140K plus equity, with opportunities for professional growth.
- Other info: Be part of a dynamic startup environment with significant career advancement potential.
- Why this job: Join a pioneering team redefining digital marketing with autonomous AI technology.
- Qualifications: Strong full-stack engineering skills, especially in TypeScript and AI development.
The predicted salary is between 80000 - 100000 £ per year.
Join a confidential company.ai to build the world's first autonomous AI CMO. You will move beyond simple automation to develop sophisticated multi-agent systems that handle end-to-end marketing strategy and execution. As a founding team member, you will shape the technical architecture, ship rapid AI features, and define how global brands manage billions in spend.
Why this role is remarkable:
- Exceptional traction with 70% month-on-month growth and a high-profile client list including brands like Wild and Skin+Me.
- Backed by top-tier investors including Seedcamp with £4.8m raised to redefine the $600B+ digital marketing industry through autonomous agents.
- Work directly with founders who have successfully built and scaled AI products, gaining deep exposure to both technical and product strategy.
What You Will Do:
- Architect and build production-grade multi-agent AI systems using TypeScript (NextJS/NestJS) and pragmatic Python/GoLang services.
- Design and implement complex agentic workflows and RAG systems that autonomously discover, vet, and manage influencer marketing campaigns.
- Own significant portions of the product roadmap, translating customer feedback into scalable features while maintaining a rapid shipping cadence.
The Ideal Candidate:
- Strong full-stack engineering background with deep expertise in TypeScript and experience building production-ready AI features beyond basic API calls.
- Proven ability to navigate ambiguity with high agency, ideally having worked in early-stage startups or on zero-to-one product builds.
- Practical understanding of LLMs, agentic orchestration, and revenue attribution models within a performance-driven marketing or SaaS context.
Founding Engineer (£140K + Equity) at a confidential company - Seedcamp-backed AI startup employer: Jack & Jill
At our confidential AI startup in London, we pride ourselves on fostering a dynamic and innovative work culture that empowers our founding engineers to take ownership of their projects and drive meaningful change in the digital marketing landscape. With exceptional growth and backing from top-tier investors, we offer competitive compensation, equity opportunities, and a collaborative environment where you can work closely with experienced founders to shape cutting-edge AI solutions. Join us to not only advance your career but also to be part of a transformative journey in redefining how global brands manage their marketing strategies.
StudySmarter Expert Advice🤫
We think this is how you could land Founding Engineer (£140K + Equity) at a confidential company - Seedcamp-backed AI startup
✨Join Local Tech Meetups
Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at Jack & Jill or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!
✨Contribute to Open Source Projects
Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to Jack & Jill.
✨Tap into Online Developer Communities
Don’t underestimate the power of online developer communities like GitHub, Stack Overflow, and even Reddit. Participate in discussions, share your projects, and build your visibility. We can often find opportunities through these channels that can lead to a full-time gig at companies like Jack & Jill.
✨Explore Job Boards Specifically for Tech Roles
Keep your eyes peeled on job boards that focus on tech roles. Sites like TechCareers or Stack Overflow Jobs can often have listings for companies like Jack & Jill that might not show up on broader job sites. Make it a habit to check these regularly, and don’t hesitate to apply directly through our website!
We think you need these skills to ace Founding Engineer (£140K + Equity) at a confidential company - Seedcamp-backed AI startup
Some tips for your application 🫡
Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.
Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at Jack & Jill.
Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Jack & Jill and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!
Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!
How to prepare for a job interview at Jack & Jill
✨Brush Up on Your Coding Skills
For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.
✨Know Your Tools and Frameworks
Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If Jack & Jill uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.
✨Showcase Your Projects
Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.
✨Prepare for Behavioural Questions
While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.
