Senior Backend Platform Engineer: Connectivity & OAuth

AI Chopping Block; Greater London; Hybrid; GBP 299,000 - 358,000; Full time

Job summary

Anthropic is seeking experienced software engineers to join Connectivity to design, build, and operate the core connectivity infrastructure behind external tool calls, including the MCP proxy and OAuth/token management.

You will own reliability, incident response, and governance for enterprise connections, collaborating with research to productize capabilities and contribute to MCP standards and SDKs.

Qualifications

• Bachelor’s degree in a relevant field or equivalent experience.
• Experience operating production distributed systems at scale.
• Ability to navigate ambiguity and make technical decisions independently.

Responsibilities

• Design, build, and operate core connectivity infrastructure behind external tool calls.
• Own reliability, incident response, and postmortems with on-call processes.
• Collaborate with research to productize capabilities and contribute to MCP standards.

Skills

Backend engineering

Platform engineering

OAuth authentication

Distributed systems

Independent ownership

Cross-team collaboration

Education

Bachelor's degree

Job description

Anthropic is seeking experienced software engineers to join Connectivity to design, build, and operate the core connectivity infrastructure behind external tool calls, including the MCP proxy and OAuth/token management.

You will own reliability, incident response, and governance for enterprise connections, collaborating with research to productize capabilities and contribute to MCP standards and SDKs.