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AI Technologist / Engineer (£127k) at Cubitts

Jack & Jill

LLM EngineermidLondon, England, UKonsitefulltimeTechnology, Information and InternetPythonJavaScriptTypeScriptSQLLLMsRAGprompt engineeringAPIsposted 06 Jul
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This is a job that Jill, our AI Recruiter, is recruiting for on behalf of one of our customers. She will pick the best candidates from Jack's network. The next step is to speak to Jack. Job Title AI Technologist / Engineer Salary £127,000 Company Description Cubitts is a vertically integrated London-based spectacle maker with 13 stores, an e-commerce platform, and its own glazing lab and workshop. Based in King’s Cross, the company serves over 350,000 customers and is now building a dedicated "Skunk Works" team to revolutionize optics through internal AI engineering and automation. Job Description Join a lean Skunk Works team to transform how Cubitts operates across its entire supply chain and retail footprint. You will build AI-powered tools, agents, and automations that solve real-world problems for 350,000 customers. This is a high-ownership role where you move fast, turning prototypes into production-ready internal applications and workflows. Location London, UK Why this role is remarkable * High-impact greenfield opportunity as one of the first technical hires in a newly formed internal AI and engineering function reporting directly to the business. * Rare access to a complete vertical stack "test bed," including physical stores, eye tests, product design, and a complex global supply chain. * Fast-paced shipping culture where you will move from prototype to production in weeks, seeing your tools used immediately by teams and customers. What You Will Do * Build and deploy AI-powered agents, recommendation engines, and automation layers using LLMs, retrieval-augmented generation, and prompt engineering. * Connect disparate internal systems via APIs and data pipelines to streamline customer order tracking, financial reporting, and inventory forecasting. * Prototype rapidly and work alongside a Product Manager and Data Scientist to turn messy operational requirements into usable internal tools. The ideal candidate * Proven builder mindset with professional experience in software engineering using Python, JavaScript/TypeScript, and SQL to ship production-ready applications. * Deep technical familiarity with APIs, databases, and AI orchestration tools, with a track record of building tools in scrappy or ambiguous environments. * Practical, low-ego approach with the ability to navigate complex business operations like retail or supply chain without waiting for perfect conditions. Who are Jack \& Jill? 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. 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. How does this work? * 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 it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives. We never post fake jobs This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network. Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description. We appreciate this can make them look a bit suspect, but there isn't much we can do about it. Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.