John Cooper: Email & Phone Number

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System Software Engineer at Citadel Securities|Blauvelt, New York, United States

Position:

System Software Engineer at Citadel Securities

Location:

Blauvelt, New York, United States

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Last updated: 2026-07-22

Updated: 2026-07-22

Found email addresses for John Cooper:

Business emails:

j*********r@morganstanley.com,

j*****r@firstderivatives.com,

j*********r@point72.com

Personal emails:

c***@hotmail.com,

j***@bestwestern.com,

j***@tcd.ie,

j***@gmail.com

Found phones for John Cooper:

+1-520-***-**23,

+1-870-***-**48

A different John Cooper?

Work Experience 18 years

System Software Engineer at Citadel Securities

Mar 2026 - Current

Software Engineer at Point72

Jan 2024 - Feb 2026

Software Engineer - kdb+ consultant at FD Technologies

Feb 2014 - Jan 2024

Receptionist & Attendant at Trinity College Dublin

May 2012 - Sep 2012

Sales Assistant at Haagen dazs, Chicago

Jun 2011 - Aug 2011

Claims Handler at AXA Insurance Ireland

May 2010 - Sep 2010

Barman at Best Western Hotels & Resorts

Oct 2008 - Jun 2009

John Cooper started working in 2008, then the employee has changed 6 companies and 6 jobs. On average, John Cooper works for one company for 2 years.

Their professional focus is C, C#, and C++ across 3 core areas.

John holds MongoDB for DBA certifications.

Education

Master of Science (MSc) at Trinity College, Dublin

B.A.I at Trinity College, Dublin

Frequently Asked Questions

What is John Cooper's email address?

SignalHire found verified email addresses for John Cooper, both business and personal. Their business email is j*********r@morganstanley.com, and personal emails include c***@hotmail.com, j***@bestwestern.com, and j***@tcd.ie.

What is John Cooper's phone number?

SignalHire found multiple verified phone numbers for John Cooper: +1-520-***-**23, and +1-870-***-**48.

How do I contact John Cooper at Citadel Securities?

You can reach John Cooper through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.

What is John Cooper's professional background?

John Cooper has 18 years of professional experience. They have held roles including Software Engineer, Software Engineer - kdb+ consultant, and Receptionist & Attendant at companies such as Point72, FD Technologies, and Trinity College Dublin. Their education includes Master of Science (MSc) from Trinity College, Dublin, and B.A.I from Trinity College, Dublin.

Is John Cooper's contact information up to date?

Yes. John Cooper's SignalHire profile was last updated on 22 July 2026, reflecting their current position as System Software Engineer at Citadel Securities in Miami, Florida, United States.

John Cooper Namesakes

Name

Company

Position

John Cooper

General Mills

Lead

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John Cooper

BSLMC TMC

Sanitation & Safety Supervisor

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john Cooper

Retired, Enjoy helping others

HUSBAND AND RESTORING CARS.

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