Company: Experis
Location: London
Job Description:
Experis seeks a highly skilled VoIP Services Tester with automation experience to join our engineering team on a 6-month hybrid assignment inside IR35, umbrella only. You will design and maintain automated test frameworks for signaling, media handling, and regression suites to ensure reliability of real-time voice systems across a global telecom infrastructure.
You will embed tests into CI pipelines, simulate high call volumes, and log actionable bugs with detailed PCIAP traces.
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Posted: September 8th, 2026