Jonathan Lesley-Valantine

Application Support Manager @AlphaSights

London, GB
MOBILE NUMBERS
+91 *********19

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WORK HISTORY

Jan 2026 — Present

Application Support Manager @AlphaSights

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London, GB

EDUCATION

N/A

John fisher School

A level, Maths, I.T and French

2014 — 2017

Birmingham City University

Bachelor of Arts (B.A.), Business and Marketing

ABOUT JONATHAN LESLEY-VALANTINE

I am currently working as an Application Support Manager at AlphaSights, a global leader in knowledge search. My core competencies include troubleshooting and debugging software issues, liaising with engineering teams, documenting bugs and testing for potential technical problems. I currently use Intercom, Periscope (SQL), DataDog, Honeybadger, LogRocket, Spinnaker and GitHub.In my previous role as a Digital and Testing Analyst at Metro Bank, I gained valuable experience in working through tickets on ServiceNow, testing in UAT environment, providing technical oversight, resolving and raising tickets via JIRA and training new colleagues. I have also used multiple systems such as CRM Dynamics, ServiceNow, T24, and 4TRESS.

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Jonathan Lesley-Valantine — Application Support Manager at AlphaSights in London, GB | Unifers