Senior Software Engineer, CodeQL

GitHub

Full-time IT & Technology
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Location
, , united kingdom, , , united kingdom, United-Kingdom
Posted
May 20, 2026

Job Description

Locations

Remote, United Kingdom.

Overview

GitHub is the world’s leading AI‑powered developer platform, powering code development for over 180 million developers and 77 000 organisations. The Code Scanning team works on detection and remediation engines that protect software from open source to enterprise, integrating with GitHub Code Security and Advanced Security.

Responsibilities

  • Join one of the distributed software engineering teams that build and expand code analysis engines and agents at GitHub. Work in the area most aligned to your experience and interests, as follows:
  • Code Analysis: Maintain detection support for multiple languages, build source‑code extractors, write and maintain queries in the CodeQL query language, build analysis libraries, and evaluate LLM‑powered detection engines and integration with static analysis.
  • Foundations: Develop QL, the query language powering CodeQL, an...