Senior AI & Automation Engineer

Optimizely; Greater London; Presencial; GBP 70.000 - 110.000; Jornada completa

Descripción de la vacante

Optimizely, a leading experimentation and AI platform, is hiring an AI and Automation Engineer in London to design, build, and maintain AI-powered applications and integrations that empower internal teams. You will work across the AI stack, creating agents and automations that improve reporting, operations, and cross-functional workflows.

You will collaborate with data engineers, analysts, and product teams to balance performance with cost, design robust data feeds, and document designs for

Formación

• Delivers well-defined AI development and agent-building projects.
• Experience with AI/ML tools, APIs, or agent frameworks.
• Proficient in Python or Node.js with solid CS fundamentals.
• Able to design scalable data pipelines and data feeds.
• Strong communication and collaboration with cross-functional teams.

Responsabilidades

• Design, build, and maintain internal AI agents, applications, and automation workflows.
• Develop and test scripts, APIs, and integrations connecting tools.
• Improve reliability of AI outputs and data feeds across systems.
• Collaborate with reporting, data engineering, and operations teams.
• Document designs and decisions for engineers and stakeholders.

Conocimientos

Python

Node.js

APIs

Data pipelines

Agent frameworks

Educación

Bachelor's or Master's degree in Computer Science, Engineering, Mathematics, Statistics, Physics, or related field

Herramientas

MCP-based integrations

AI stack

APIs tooling

Descripción del empleo

We're not here to add to the noise. We're here to cut through it- with AI that actually works for marketers.

From AI-powered content creation to world-class CMS and the industry's most trusted experimentation platform, Optimizely is the tool modern marketers actually want to use. AI-Ready. Set. Go.

10,000+ brands including H&M, PayPal, and Zoom already get it. So do Gartner, Forrester, and IDC, who consistently recognize us as leaders in MarTech.

But here's the thing about building great products: it takes great people. Our 1,600+ Optimizers across 12 global offices are curious, collaborative, and refreshingly human. We don't do corporate speak. We do real conversations, big ideas, and genuinely care for the work we make together.

If you want to be part of a team that's shaping the future of marketing technology — and actually enjoys doing it — you're in the right place.

Find us on Instagram: @optimizely

Job Description

Introduction

The AI and Automation Engineer designs, builds, and maintains AI-powered applications, agents, mcp servers, and integrations that support Optimizely's internal teams and workflows. This role works across Optimizely's AI stack along with and other internal systems, to build agents, automations, and tools that solve real business problems. The role partners closely and collaboratively with reporting, data engineering, operations, and other technical teams.

Job 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 established engineering practices, sound data structure design, and coding standards to deliver reliable, maintainable solutions
• Consider cost models (e.g., token usage, compute, API costs) when designing balancing performance with efficiency
• Conduct experiments and test different approaches, optimizing solutions for 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 clearly communicate designs, behavior, and processes to teammates and stakeholders
• Partner closely with reporting analysts, business stakeholders, and adjacent technical teams to gather requirements and align on solution design
• Champion the use of AI tools across the business, sharing practical thought leadership on where AI can drive impact
• Evaluate and recommend AI tools, models, or frameworks appropriate to project needs, staying familiar with the broader AI technology landscape beyond Optimizely's core stack

Qualifications

Knowledge and Experience

• Delivers well-defined AI development and agent-building projects that contribute to team and functional goals
• Applies established engineering processes and tools to complete complex development tasks with minimal supervision
• Solves complex technical problems using established frameworks and best practices
• Identifies and proposes improvements to development workflows, tools, or agent design within their area of work
• Communicates progress, challenges, and outcomes clearly to teammates and stakeholders
• Collaborates closely within the team and with adjacent partners (reporting, data engineering, operations, business teams) to complete shared work
• Independently executes development tasks within established guidelines and priorities; escalates ambiguous or higher-risk issues to manager
• Builds strong working knowledge of Optimizely's systems and AI stack
• Improves efficiency in day-to-day development and building work; applies approved automation to streamline repeatable tasks
• 3–5 years of software development experience, including experience with AI/ML tools, APIs, or agent frameworks
• Proficiency in at least one modern programming language (e.g., Python, Node), including solid understanding of core data structures
• Experience integrating APIs, working with 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 (e.g., token usage, compute cost) and how they factor into solution design
• Working knowledge maintaining and building with complex datasets
• Strong problem-solving skills, technical judgment, and a collaborative working style

Education

• Bachelor's or Master's degree in Computer Science, Engineering, Mathematics, Statistics, Physics, or a related field, or equivalent practical experience

Additional Information

All your information will be kept confidential according to EEO guidelines.

Optimizely is committed to a diverse and inclusive workplace. Optimizely is an equal opportunity employer and does not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status.

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