xAI | London, UK | ONSITE | Full-time | https://x.ai

Our London team is hiring two key roles:

Backend Engineer

Build and scale high-performance production systems powering grok.com and the xAI API. Strong Rust (or C++) required — distributed systems experience a big plus.

→ https://job-boards.greenhouse.io/xai/jobs/4991448007

Developer Experience Engineer

Make the xAI API the ultimate playground for builders and hackers. Craft world-class docs/examples/tools, and engage the dev community. Strong TypeScript full-stack + proven open-source/DevRel experience required.

→ https://job-boards.greenhouse.io/xai/jobs/4985451007

Small, high-ownership team. Competitive comp, meaningful equity, full benefits. Visa sponsorship available. High-agency builders excited about frontier AI — apply above!