Senior AI & Automation Engineer

Company: Optimizely
Apply for the Senior AI & Automation Engineer
Location: London
Job Description:

Overview

In this role you design, build, and maintain internal AI-powered agents and automation workflows across Optimizely’s AI stack to support reporting, operations, and cross-functional teams. You collaborate with data engineering, reporting, and operations to ensure reliable data feeds and scalable solutions. You apply engineering practices and cost-aware design to balance performance and efficiency, and you experiment to optimize speed and scalability. You champion AI tool adoption and share practical thought leadership to drive business impact.

Responsibilities

  • Design, build, and maintain internal AI agents, applications, MCP servers, and automation workflows
  • Develop and test scripts, APIs, and integrations connecting tools
  • Build and iterate on agents that support reporting, operations, and cross-functional workflows
  • Design and refine systems to ensure reliable, consistent outputs
  • Apply engineering practices, sound data structure design, and coding standards to deliver reliable, maintainable solutions
  • Consider cost models (token usage, compute, API costs) when balancing performance and efficiency
  • Conduct experiments and test different approaches to optimize performance, speed, and scalability
  • Collaborate with other technical teams to ensure clean, reliable data feeds to agents and automations
  • Troubleshoot and resolve issues relating to automations and AI processes
  • Author technical documentation to communicate designs, behavior, and processes
  • Partner with reporting analysts, business stakeholders, and adjacent technical teams to gather requirements
  • Champion the use of AI tools across the business
  • Evaluate and recommend AI tools, models, or frameworks appropriate to project needs

Key requirements

  • 3–5 years of software development experience with AI/ML tools, APIs, or agent frameworks
  • Proficiency in at least one modern programming language (Python, Node) and understanding of core data structures
  • Experience integrating APIs, data pipelines, or building automation workflows
  • Familiarity with building or configuring AI agents including MCP-based integrations
  • Practical experience with prompt design/prompt engineering for agents or AI features
  • Understanding of AI/LLM cost models and how they affect design
  • Working knowledge maintaining and building with complex datasets
  • Strong problem-solving, technical judgment, and collaborative working style
  • Education as specified in required_education
  • collaborative
  • strong communication
  • problem-solving
  • AI/ML tools
  • APIs
  • data pipelines

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Posted: October 10th, 2026