Principal Software Engineer (AI Platform)

Hi there! If you’re looking for a high-impact position in an ambitious software house, we’ve got a match for you! Currently, we are searching for a full-time Engineer to cooperate with our UK client - BioPharma organization. The mission is to unlock the potential of AI/ML to improve the lives of patients. Our client delivers powerful cloud software and services specifically designed to meet the evolving needs of the BioPharma sector. ⚠️ Due to the client's location, sometimes the team works until 6:00 PM CEST. Meetings scheduled after 5 PM CEST are usually planned in advance.
Requirements:
Minimum of 7 years of professional experience in software engineering, with a proven track record in a Tech Lead, Principal Engineer, or Solutions Architect role Practice with distributed systems design and cloud architecture (Kubernetes) Hands-on expertise with Java and Spring Boot in high-throughput environments Deep knowledge of AI Agents, LLM integrations, and Model Context Protocol (MCP) Advanced background in modern identity and security frameworks, including OAuth 2.1, OpenID Connect, PKCE, and Auth0
Must have: Spring Boot, AI, Security, Auth0, LLM
Daily tasks: - Owning the overall architecture, system scalability, and long-term technical direction
– Defining MCP (Model Context Protocol) implementation standards across teams and services
– Driving security and authentication design for enterprise-grade AI integrations
– Leading technical decision-making, architectural discussions, and high-impact code reviews