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Senior/Staff Engineer - Bombadil

Antithesis· Engineering
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London, UK£140k - £170kFull-timePosted 4mo ago

About the role

Senior to Staff engineers to build the future of autonomous testing and contribute to the Bombadil open-source project, working across specification language and verifier, Chromium automation, advanced property-based testing, frontend development, and more.

Responsibilities

  • Maintain and contribute to the Bombadil open-source project (https://github.com/antithesishq/bombadil).
  • Work with the specification language and verifier, Chromium automation, advanced property-based testing, and frontend development.
  • Build complex software and tackle hard problems with high engineering quality in a collaborative, in-person team.

Qualifications

  • Proficient in Rust development
  • Experience with property-based testing or fuzzing
  • Comfortable with web technology (browsers, HTTP, HTML, Javascript, CSS)

Skills

Required:RustProperty-based testing / fuzzingWeb technologies
Last updated Oct 21, 2026. Interested? Apply on the company site.
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About Antithesis

Bug-free systems, unlimited velocity: Unleash your agents

Antithesis de-risks agentic development of critical systems. Our platform runs your complete system, exhaustively analyzes its behavior, and exposes bugs as quickly as agents introduce them. We arm your team with a root cause and a perfect reproduction of every issue found.

Autonomous testingDistributed systems reliabilityDeterministic simulation testingProperty-based testingAutonomous testing primerTechniques to improve software testing
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