This list contains only the countries for which job offers have been published in the selected language (e.g., in the French version, only job offers written in French are displayed, and in the English version, only those in English).
Perplexity is revolutionizing how people discover and interact with information through AI-powered search and knowledge tools. As we expand our global footprint, we're establishing a strategic presence in London to drive innovation and growth across Europe. We're seeking an exceptional Site Lead to establish and scale our London office. This is a unique opportunity to shape Perplexity's presence in one of the world's leading tech hubs, building teams and culture from the ground up while driving technical excellence in infrastructure and AI systems. As Site Lead, you'll serve as the face of Perplexity in London, responsible for building our technical organization, fostering a world-class engineering culture, and directly managing one or more infrastructure teams.
Job Responsibility:
Establish and lead Perplexity's London office, setting the cultural foundation and operating principles
Build a collaborative, high-performance engineering culture
Serve as the primary point of contact for all London-based activities
Partner with People/HR, Finance, and Operations to ensure seamless site operations
Drive local community engagement, partnerships, and Perplexity's brand presence
Directly manage and mentor one or more infrastructure or AI infrastructure teams in London
Set technical direction and strategy for London-based infrastructure initiatives
Drive architectural decisions and technical excellence across teams
Ensure robust systems for deployment, monitoring, scalability, and reliability
Build and scale high-performing infrastructure and AI infrastructure teams
Develop and execute talent acquisition strategy
Create career development frameworks and growth opportunities
Partner with Product, Engineering, and Research teams globally
Coordinate with other site leads and engineering leaders
Contribute to company-wide infrastructure strategy and roadmap planning
Requirements:
10+ years of experience in software engineering
5+ years in infrastructure, cloud infrastructure, or AI infrastructure roles
3+ years of people management experience, including building and scaling teams
Proven track record of establishing or significantly growing an engineering site or office
Deep technical expertise in distributed systems, cloud platforms (AWS, GCP, or Azure), and infrastructure automation
Experience with infrastructure supporting large-scale AI/ML systems
Strong understanding of modern infrastructure technologies: Kubernetes, Terraform, container orchestration, CI/CD systems
Demonstrated ability to set technical vision and drive execution across multiple teams
Excellent communication and stakeholder management skills
Experience working in fast-paced, high-growth technology companies
Passion for building inclusive, diverse, and high-performing teams
Nice to have:
Experience at companies focused on AI/ML, search, or large-scale consumer applications
Previous experience as a site lead, office lead, or similar multi-team leadership role
Background in building infrastructure for LLM training or inference
Contributions to open-source infrastructure or AI infrastructure projects
Experience scaling teams from 0 to 20+ engineers
Active involvement in the London or European tech community