Artificial Intelligence Engineer – London, UK 🇬🇧

🏢 Hiring via aiRecruitTalent 🤖 Industry: Artificial Intelligence | Enterprise Technology | SaaS | Software Our client is an early-stage technology startup building an AI-powered enterprise platform designed to help large organizations dramatically improve efficiency through advanced Large Language Model (LLM) technology. This is a rare Founding AI Software Engineer opportunity, reporting directly to the founder and playing a key role in shaping the company's architecture, product, engineering culture, and technical direction from the ground up. 🌟 About the Role As an Artificial Intelligence Engineer, you will combine full-stack software engineering with applied AI development to build the company's core platform. You won't be maintaining a legacy codebase. You'll be building a new AI platform from the ground up, working across application architecture, LLM infrastructure, data, APIs, and cloud-native technologies. You'll have significant ownership and influence over technical decisions as the company grows. 🔑 Key Responsibilities AI \& LLM Engineering Design and build production-grade AI-powered applications. Develop LLM pipelines, orchestration layers, and intelligent workflows. Work with modern foundation models and AI APIs. Build RAG, agentic, and LLM-powered enterprise capabilities. Experiment with emerging AI technologies and rapidly move successful concepts into production. Full-Stack Development Build scalable applications using Next.js, React, and Tailwind CSS. Develop backend services and APIs using Node.js/TypeScript. Build intuitive interfaces for AI-powered enterprise workflows. Collaborate directly with the founder on product and technical decisions. Platform \& Data Architecture Design and maintain PostgreSQL database architecture. Develop scalable data models and application infrastructure. Build secure APIs and integrations. Ensure the platform is designed for scalability, reliability, and performance. Cloud \& Infrastructure Containerize applications using Docker. Work with Kubernetes for deployment and orchestration. Contribute to cloud infrastructure and CI/CD pipelines. Establish reliable development and production environments. Technical Vision Contribute directly to the company's overall technical architecture. Make critical technology and engineering decisions. Establish engineering best practices from the ground up. Help shape the technical culture as the engineering team grows. Requirements * 🎯 Requirements * Bachelor's Degree in Computer Science * Software Engineering * Artificial Intelligence * or a related technical discipline is preferred. * 2+ years of professional software development experience. * Hands-on experience building applications using LLMs or Generative AI. * Experience with LangChain * LangGraph * LlamaIndex * or similar AI frameworks. * Strong experience with Node.js/TypeScript. * Experience with React and Next.js. * Strong knowledge of PostgreSQL. * Practical experience with Docker and Kubernetes. * Understanding of modern cloud-native software architecture. * Strong problem-solving and engineering skills. * Ability to operate independently in an early-stage startup environment. * ⭐ Preferred Technical Stack * Node.js / TypeScript * Next.js * React * Tailwind CSS * PostgreSQL * Docker * Kubernetes * LangChain * LangGraph * LlamaIndex * LLM APIs * Generative AI * Cloud Infrastructure * REST APIs * 🔥 What We're Looking For * We're looking for someone who is more than just a software engineer. * The ideal candidate is: * 🤖 AI-native and genuinely excited about the future of LLMs. * 🧠 Curious and constantly experimenting with emerging AI technologies. * 🛠️ Comfortable building from scratch. * 🚀 Entrepreneurial and highly self-directed. * 💡 Able to think like a product engineer * not just a developer. * 🎯 Comfortable making decisions without an established playbook. * 🤝 Excited to work directly with founders and shape an early-stage company. * 🎁 What You'll Enjoy * 💰 £65 * 000 – £80 * 000 annual salary * 📈 Equity participation * 🏢 Hybrid working – 2–3 days per week in Central London * 👨‍💻 Founding engineering opportunity with significant ownership * 🤖 Build cutting-edge AI products from the ground up * 🧑‍💼 Direct exposure to the founder and company leadership * 🚀 Opportunity to shape architecture * culture * and product direction * 📈 Significant growth potential as the startup scales * 📝 Interview Process * 🔄 3-stage interview process * ⚠️ Applicants must already have the right to work in the UK. Visa sponsorship is not available for this position. * 💡 Why Apply? * This is an opportunity to join an AI startup at the ground floor and help build the technology that will define its future. * If you're passionate about LLMs * AI engineering * full-stack development * and building products from scratch * this could be an exceptional opportunity to make a major impact early in your career. * 👉 Apply Now https://www.airecruittalent.com/jobs/f696120f-9e4a-40bb-8278-72ba68616227