Founding CTO | Stealth AI Start-Up | London

Founding CTO | Stealth AI Start-Up | London

Full-Time 80000 - 100000 Β£ / year (est.) No working from home possible
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At a Glance

  • Tasks: Lead the tech strategy and build an AI platform from scratch.
  • Company: Exciting stealth AI start-up with a visionary founding team.
  • Benefits: Equity participation, autonomy, and the chance to shape the future.
  • Other info: Join a fast-paced environment with significant growth potential.
  • Why this job: Be a key player in creating a groundbreaking AI product.
  • Qualifications: 10 years of software engineering experience and AI application expertise.

The predicted salary is between 80000 - 100000 Β£ per year.

Founding CTO required to join a stealth mode AI start-up building a next-generation platform for one of the world's largest and most operationally complex industries. Led by experienced founders, the business is at an early stage with a clear vision, significant ambition, and the opportunity to build a genuine category-defining product from the ground up.

The platform combines AI, automation, knowledge management, and compliance workflows to solve problems that have historically been difficult to address with traditional software. This is a rare opportunity for an experienced technical leader who still enjoys building. You'll own technology strategy, architecture, AI systems, product development, and engineering execution from day one, helping shape both the platform and the company itself.

You are:

  • An experienced software engineer with approximately 10 years of experience building and delivering complex software products
  • A hands-on technical leader capable of owning architecture, product delivery, and engineering execution end-to-end
  • Experienced building AI-powered applications and production-grade AI systems
  • Strong in Retrieval-Augmented Generation (RAG), knowledge retrieval systems, vector databases, and LLM application development
  • Comfortable operating in highly ambiguous, fast-moving start-up environments where priorities evolve quickly
  • Motivated by ownership, autonomy, and the challenge of building something from first principles
  • Experience building compliance-focused RAG systems or AI products operating within regulated environments
  • Experience within construction, construction technology, property technology, or adjacent industries

Become the founding technical leader of a stealth mode AI venture from the earliest stage with significant influence over technology, product, hiring, and long-term company strategy. Meaningful equity participation alongside a highly committed founding team. Build a modern AI-native platform from scratch without legacy technology constraints. Work on challenging problems spanning AI, automation, compliance, workflow orchestration, and knowledge systems. Recruit and build a world-class engineering function as the company scales.

If you're a hands-on engineering leader who enjoys combining deep technical execution with company-building, and want to play a defining role in creating a venture from the ground up, I'd be interested in speaking with you.

Founding CTO | Stealth AI Start-Up | London employer: Oho

Join a pioneering stealth AI start-up in London, where you'll have the unique opportunity to shape the future of technology in one of the world's most complex industries. As a Founding CTO, you'll enjoy a culture of innovation and autonomy, with significant equity participation and the chance to build a cutting-edge platform from the ground up alongside a dedicated founding team. This role not only offers the excitement of working on challenging AI and compliance problems but also provides ample opportunities for personal and professional growth in a fast-paced start-up environment.

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Contact Details:

Oho Recruitment Team

We think you need these skills to ace Founding CTO | Stealth AI Start-Up | London

Software Engineering
AI Systems Development
Architecture Ownership
Product Delivery
Engineering Execution
Retrieval-Augmented Generation (RAG)
Knowledge Retrieval Systems