CRO Specialist — Growth & Conversion Optimisation

Company: Proton AG
Apply for the CRO Specialist — Growth & Conversion Optimisation
Location: London
Job Description:

Proton Technologies AG in London is seeking a CRO Specialist to optimize conversion across marketing websites and landing pages. You will lead experiment scoping, measurement alignment, and rapid iteration of tests that improve acquisition, sign‑up, and upgrade funnels.

You will partner with Design, Engineering, Product, and Analytics to ensure robust test readouts, solid tracking, and actionable insights. A user‑first mindset and strong collaboration are essential to succeed in a fast-paced

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Posted: July 10th, 2026