Principal AI Engineer

New
M
MitratechLegal Tech
UK - RemoteFull-TimePrincipal
Salary not disclosed
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Job Details

Experience
12 or more years of professional software development experience
Required Skills
TypeScriptC#.NET coreReactRESTful APIs

Requirements

  • 12+ years of professional software development experience, including time in a principal, lead, or staff role.
  • Strong proficiency in .NET Core (C#) and React (TypeScript) or similar SPA frameworks.
  • Demonstrable experience shipping production AI solutions (LLM integration, RAG, MCP, agentic systems).
  • Hands-on experience with cloud AI platforms (e.g., Azure OpenAI/AI Foundry) and orchestration frameworks (e.g., Semantic Kernel).
  • Extensive experience building and maintaining REST APIs.
  • Proficiency with Entity Framework and Azure SQL or SQL Server.
  • Experience evaluating AI system quality via test sets, benchmarking, and human review loops.
  • Understanding of web application security and AI-specific risks like prompt injection.
  • Proficiency with Git and modern collaborative workflows (pull requests, branching strategies).
  • Experience managing CI/CD pipelines (e.g., Azure DevOps).
  • Experience in agile development environments using tools like Jira and Confluence.
  • Proven track record of technical leadership, roadmap influence, and mentoring senior engineers.

Responsibilities

  • Set the AI technical direction, including model management, LLM/agent orchestration, and retrieval strategy.
  • Deliver enterprise-grade AI features from prototype to production using .NET Core and React.
  • Drive AI adoption within the SDLC, including coding assistants and automated testing workflows.
  • Build trustworthy AI systems through evaluation harnesses, guardrails, and observability practices.
  • Modernize and refactor legacy code to improve system scalability and support AI integration.
  • Lead and mentor engineers through design reviews, code reviews, and technical guidance.
  • Influence the business roadmap by partnering with product, architecture, and security stakeholders.
  • Extend CI/CD pipelines to manage AI workloads and model versioning.
  • Ensure AI features solve user problems with a focus on security, performance, and accessibility.
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