Applied AI Engineer (up to £180k)

This role is with one of Dex's trusted partner companies. We work closely with their teams to truly understand their culture, goals, and what they're looking for, so we can match you with the right opportunity and give you context about the role before you commit to a process. *If you're interested sign up to Dex to apply.* Dex is an AI recruiter agent that helps you run your job search. Tell Dex your stack, seniority, and what you want to build. We will manage your applications and surface other opportunities that are a fit. The role This AI platform, backed by leading investors, recently closed a significant Series A round, among the largest in its sector. They build mission-critical AI for enterprise customers, operating in highly regulated environments where security and compliance are non-negotiable. This is a foundational Applied AI Engineer role, reporting directly to the founders. You'll own the end-to-end development and deployment of AI-powered features, from RAG systems to multi-agent infrastructure, all the way through to backend services and data pipelines. This role is about shipping production AI in a secure, regulated environment. It is not about academic research or prototyping in isolation. The work * Design, build, and deploy AI features (RAG, multi-agent systems) into a production platform. * Develop robust backend services and APIs to support AI applications, ensuring enterprise-grade security and performance. * Construct and maintain data pipelines for AI model training, evaluation, and continuous improvement. * Implement and monitor LLM evaluation frameworks to guarantee accuracy, reliability, and safety in sensitive environments. * Scale and optimize critical infrastructure, including background workers and Redis-backed queues, for high throughput. What You Bring * 5+ years of professional software engineering experience, with a clear track record of shipping production systems. * Proven experience building and deploying AI applications (RAG, agent orchestration) in production, not just prototypes. * Deep understanding of LLM evaluation techniques for accuracy, reliability, and safety. * Strong backend engineering skills in Python (Django/FastAPI preferred) and relational databases. * Expertise with cloud infrastructure, Docker, Kubernetes, CI/CD, and high-throughput queueing systems. Why apply through Dex This is a rare, high-impact Applied AI role that won't be openly advertised for long. Apply through Dex to get a full brief on the company and role, skip the cold application process, and ensure your profile stands out for this opportunity and others like it. If you're interested, sign up to Dex to apply - https://jobs.meetdex.ai/jobs/728d1aed-f082-4860-916f-91bb1625bbca *As part of the recruitment process at Dex, we process your personal data in accordance with our Privacy Notice for Job Applicants. This notice explains how and why your data is collected and used, and how you can contact us if you have any concerns.*