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Lead AI Engineer United Kingdom Jobs

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Principal Engineer - Technical Lead (Gen AI and MACH Architecture)
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Principal Engineer - Technical Lead (Gen AI & MACH Architecture) sought by AKQA London. This hands-on role blends 65-70% delivery with 30-35% technical leadership, designing and shipping enterprise-grade systems. You'll lead complex programmes spanning Generative AI, MACH architectures, and cloud...
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United Kingdom , London
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Not provided
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AKQA
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Until further notice
Lead AI Engineer
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Lead AI Engineer sought for a London-based role blending hands-on technical delivery (70%) with team leadership (30%). You will design and deploy scalable AI/ML models and LLM-powered solutions, leading a squad of engineers and data scientists. Requires deep expertise in AI/ML, LLMs, Agile delive...
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United Kingdom , London
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RedCloud
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Until further notice
Lead AI Platform Engineer
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Lead AI Platform Engineer sought to design and evolve scalable, secure AWS platforms for ML, GenAI, and agentic workloads. This Glasgow-based role requires hands-on AWS expertise, a product-oriented mindset, and experience navigating complex enterprise environments. You will lead engineering team...
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United Kingdom , Glasgow
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Not provided
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Barclays
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Until further notice
Qe Ai Lead Engineer
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Lead QE AI innovation in London as a QE AI Lead Engineer. This role demands senior SDET expertise across JavaScript, Java, C#, or Python, plus deep experience with AI tools like LangChain, OpenAI, and RAG systems. You will architect agentic workflows, mentor teams on shift-left testing, and drive...
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United Kingdom , London
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NTT DATA
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Until further notice
Lead Software Engineer - AI Products
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Lead Software Engineer - AI Products at hyperexponential. Architect and ship AI-driven systems in Python, Rust, or Kotlin, solving complex data and reliability challenges. Based in London, you'll lead cross-functional teams, build domain-specific copilots, and scale production AI. Benefits includ...
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United Kingdom , London
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Not provided
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hyperexponential
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Until further notice

About the Lead AI Engineer role

Lead AI Engineer jobs represent a pivotal role at the intersection of advanced artificial intelligence, software engineering, and strategic product leadership. Professionals in this position are responsible for architecting, building, and deploying AI-powered systems that solve complex, real-world problems across industries such as finance, healthcare, legal, and insurance. Unlike traditional engineering roles, Lead AI Engineers combine deep technical expertise with a product-oriented mindset, ensuring that AI solutions are not only innovative but also scalable, reliable, and aligned with business goals.

The core responsibilities of a Lead AI Engineer typically include leading the end-to-end development of AI products, from initial concept through architecture, coding, testing, and deployment. They guide engineering teams with a hands-on approach, often writing code, reviewing pull requests, and debugging complex systems. These professionals are expected to integrate AI and machine learning models—such as large language models (LLMs), retrieval-augmented generation (RAG) systems, and agentic workflows—into production environments. They also design and manage cloud-based infrastructure, APIs, and data pipelines, ensuring high performance and security. Beyond technical execution, Lead AI Engineers collaborate closely with product managers, data scientists, and business stakeholders to translate ambiguous ideas into clear, actionable roadmaps. They mentor junior engineers, foster a culture of engineering excellence, and champion best practices in agile development, CI/CD, and model risk management.

Typical skills and requirements for Lead AI Engineer jobs include a strong background in software engineering, often with 5–15+ years of experience in full-stack development, distributed systems, or AI/ML engineering. Proficiency in programming languages like Python, Java, or TypeScript is essential, along with hands-on experience with AI frameworks such as LangChain, LangGraph, or Spring AI. Candidates must be adept with cloud platforms (AWS, GCP, Azure), containerization tools (Docker, Kubernetes), and database technologies (PostgreSQL, MongoDB). A deep understanding of transformer architectures, vector databases, and search algorithms is highly valued. Equally important are soft skills: leadership, clear communication, adaptability in fast-paced environments, and a product-focused approach that prioritizes user needs and business outcomes. Many roles also require experience in regulated industries and a bachelor’s or master’s degree in computer science or a related field.

In essence, Lead AI Engineer jobs are for builders who thrive on turning cutting-edge AI research into practical, impactful systems. They are not just technical managers but strategic innovators who drive AI adoption across an organization, balancing speed, quality, and long-term vision. This profession offers a dynamic career path for those who want to shape the future of AI-enabled products while leading high-performing teams.