Software Engineer, Model Context Protocol (MCP)

Anthropic is seeking a Senior Software Engineer to join their Model Context Protocol (MCP) team, working on establishing the industry standard for AI context integration. Launched in November 2024, MCP enables AI models to securely connect with external context, tools, and capabilities. The role combines open-source development, protocol design, and community engagement.

The MCP team operates with a unique blend of internal product development and open-source community collaboration. They focus on protocol development, developer experience, and ecosystem growth, maintaining high standards for backwards compatibility, security, and performance.

This position offers an opportunity to shape the future of AI integrations while working with a vibrant developer community. The ideal candidate will have experience with open-source projects, strong technical communication skills, and expertise in TypeScript/JavaScript and Python ecosystems. They should be comfortable working in public, engaging with developer communities, and balancing various stakeholder needs while maintaining technical excellence.

Anthropic offers a competitive compensation package ranging from $320,000 to $560,000 USD, along with benefits including equity donation matching, generous vacation and parental leave, and flexible working hours. The company maintains a hybrid work model requiring at least 25% office presence in San Francisco.

As a public benefit corporation, Anthropic approaches AI research as empirical science, focusing on building steerable, trustworthy AI systems. They value collaboration, impact-driven work, and diverse perspectives in addressing the social and ethical implications of AI development.