Senior Onboarding Architect (Enterprise & SMB)

Company: Channel Sales Support Agent – Block
Apply for the Senior Onboarding Architect (Enterprise & SMB)
Location: London
Job Description:

Square is seeking a Senior Onboarding Specialist to lead the technical onboarding and activation for SMB and Mid-Market merchants, delivering a seamless, scalable onboarding experience. You will work cross-functionally with Sales, Account Management, Product, Engineering, and Customer Success to realize value from Square’s solutions.

You will translate complex requirements into actionable features, manage multiple onboarding projects, and mentor junior team members.

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Posted: September 16th, 2026