SEO Lead

We're looking for an SEO Lead to join Anthropic's growing marketing team. This is a high-impact, hands-on individual contributor role at the intersection of marketing, engineering, and data. You'll own organic search strategy and technical SEO infrastructure across Anthropic's web properties, ensuring our products and developer resources are discoverable, performant, and well-positioned in an evolving search landscape.

As AI reshapes how people search for and discover information, you'll also help define our strategy for emerging search experiences like AI Overviews and answer engines. This role is ideal for someone who thrives in fast-moving, technically complex environments , and who is energized by the opportunity to build foundational SEO infrastructure at a company whose products are at the forefront of AI.

Responsibilities:

Technical SEO Strategy & Infrastructure

• Own technical SEO strategy and execution across all Anthropic web properties

• Implement and maintain sitemaps, structured data (JSON-LD), canonical tags, redirect strategies, and robots.txt across multiple domains

• Optimise site speed, mobile performance, and Core Web Vitals across documentation and marketing properties

• Monitor crawl efficiency, indexing status, and search performance using Google Search Console and log file analysis

• Establish SEO observability and monitoring infrastructure with automated alerting for technical issues

• Develop and maintain the SEO playbook for international expansion, including hreflang implementation and localized content optimisation

Documentation & Content Optimisation

• Build and own the content roadmap , spanning developers, enterprise decision-makers, and prosumers , to support organic discovery of our core products by partnering with product marketing, developer relations, education teams, and more

• Audit and optimise documentation search rankings and information architecture for developer-focused content

• Partner with engineering teams on documentation platform configuration and optimisation

• Build SEO best practices directly into content management and documentation workflows

• Optimise content structure and markup for AI Overviews and other LLM-powered search experiences

Analytics, Experimentation & Performance

• Build and maintain dashboards (Google Analytics 4, BigQuery, Hex) to track search visibility, rankings, and organic traffic

• Conduct regular technical audits using tools like Screaming Frog, Ahrefs, SEMrush, and Google Search Console

• Design, execute, and analyse A/B and multivariate experiments across key conversion flows (signup, onboarding, upgrade) using experimentation platforms like Statsig

• Define experiment hypotheses, ensure statistical rigor in test design and analysis, and translate results into actionable recommendations

• Monitor and analyse performance in AI-powered search environments, including AI Overviews and other answer engines

Cross-functional partnership

• Collaborate with engineering teams on platform implementation, CDN configuration, and web infrastructure decisions

• Partner with content and product marketing teams on information architecture, content strategy, and messaging optimisation for search intent

• Coordinate with data science and analytics on measurement, reporting, and user behaviour insights

• Present SEO performance, experiment results, and strategic recommendations to leadership and cross-functional stakeholders

You may be a good fit if you:

• Have 8+ years of technical SEO experience, ideally at a developer tools, SaaS, or technical product company

• Have deep understanding of how search engines crawl, render, and index JavaScript-heavy sites and static site generators

• Have expertise in complex technical SEO challenges: site migrations, canonicalisation, redirect strategies, and duplicate content resolution

• Have strong knowledge of HTTP status codes, CDN configuration, DNS, and web infrastructure

• Are proficient with HTML and CSS, with the ability to review code for SEO issues

• Have hands-on experience with SEO tools (Screaming Frog, Ahrefs, SEMrush) and Google Search Console, including log file analysis and crawl budget optimisation

• Have experience optimising documentation sites and technical content for developer audiences

• Take a data-driven approach to identifying and prioritising SEO opportunities using analytics and crawl data

• Have experience running controlled experiments on websites, with a solid understanding of statistical significance, sample sizing, and test design

• Have strong project management skills and can manage multiple technical initiatives simultaneously

• Communicate effectively and can influence cross-functional stakeholders, including engineering teams

• Are excited about Anthropic's mission to develop AI that is safe, beneficial, and steerable

Strong candidates may also have:

• Experience with documentation platforms (Mintlify, Docusaurus, GitBook, ReadMe)

• Familiarity with JavaScript frameworks and modern web development stacks

• Experience with Cloudflare CDN configuration and optimisation

• Knowledge of Segment, BigQuery, Google Analytics 4, Hex, or similar data infrastructure

• Experience with schema markup and structured data implementation (JSON-LD)

• Background in B2B SaaS, developer tools, or AI/ML products

• Understanding of developer search behaviour and technical content discovery patterns

• Experience with international SEO and multilingual content optimisation

• Experience scaling SEO programmes , establishing processes, building infrastructure, and enabling teams

• Understanding of Answer Engine Optimisation (AEO) and Generative Engine Optimisation (GEO) strategies for LLM-powered search

• Experience optimising content for AI Overviews, featured snippets, and entity-based search results