DOM Core Engineer — Firefox/Gecko Testing
Listed on 2026-10-07
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Engineering
Software Engineer
Coinscapture is seeking a Contract Software Engineer to contribute to the Firefox DOM Core/Gecko testing effort on-site in the United Kingdom. You will write Web-Platform tests, contribute Gecko mochitests, and fix issues to improve Gecko correctness.
The role focuses on test automation, debugging, and collaboration through public bugs and upstream review, with prior Gecko experience preferred.
The following role is for a Contract DOM Core Engineer — Firefox/Gecko Testing with Coinscapture.
This opportunity is part of our work in IT & Technology, Engineering.
The advertised compensation is 60.000 - 80.000.
We aim to respond to suitable candidates as soon as possible.
Full responsibilities and requirements are described in the listing above.
Learn more about the Contract DOM Core Engineer — Firefox/Gecko Testing role in the description above.
We appreciate your interest in this position.
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