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Remote Senior AppSec Engineer — Build Secure AI Platforms

Remote / Online - Candidates ideally in
Belfast, County Antrim, BT1, Northern Ireland, UK
Listing for: Prolific
Remote/Work from Home position
Listed on 2026-07-29
Job specializations:
  • IT/Tech
    Cybersecurity, IT Specialist, Systems Engineer
Job Description & How to Apply Below

Prolific seeks a Senior Security Engineer to be the technical authority on application security. You’ll work hands-on with engineering teams to find and fix vulnerabilities, conduct security testing, and embed secure development practices as Prolific scales.

Reporting to the Head of Engineering/Platform, you’ll collaborate with product engineering, platform, data, and Tech Ops teams to strengthen security across the stack. A strong builder mindset and automation focus are essential.

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Position Requirements
10+ Years work experience
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