Senior Consultant Software Engineer
Current
Jul 2022 - Present
AeroLeads people directory · profile
Nathan Brennan Email & Phone Number
Senior Consultant Software Engineer, Digital Change Delivery and Performance Improvement at Visa
at
Visa
1 work email found
@castelangroup.com
LinkedIn matched
✓ Verified August 2026
4 data sources
Profile completeness 100%
Current company
Role
Senior Consultant Software Engineer, Digital Change Delivery and Performance Improvement at Visa
Location
Greater London, England, United Kingdom
Company size
Who is Nathan Brennan? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Nathan Brennan is listed as Senior Consultant Software Engineer, Digital Change Delivery and Performance Improvement at Visa at Visa, a with 18421 employees, based in Greater London, England, United Kingdom. AeroLeads shows a work email signal at castelangroup.com and a matched LinkedIn profile for Nathan Brennan.
Nathan Brennan previously worked as Senior Consultant Software Engineer at Visa and Senior Software Engineer at Visa. Nathan Brennan holds Aerospace Engineering (Beng), Aerodynamics And Propulsion; Aerospace Structures And Materials; Structural And Flight Dynamics from Kingston University.
Company email context
Email format at Visa
This section adds company-level context without repeating Nathan Brennan's masked contact details.
{first}.{last}@castelangroup.com
86% confidence
AeroLeads found 1 current-domain work email signal for Nathan Brennan. Compare company email patterns before reaching out.
Profile bio
About Nathan Brennan
An Agile Java/JEE/Web Developer with a wide range of experience and skills in the IT industry. Developing high quality, distributed, enterprise applications using a range of technologies, incorporating object oriented principles and design patterns.Specialties: Java EE; Core Java; JSPs; JavaScript; Junit; JSTL; Web Services; RESTful Web services; HTML/CSS; XML; PL/SQL; SQL; Struts; Struts 2; Spring; Hibernate; Eclipse; NetBeans; SVN; MVN; Apache Go; Oracle Application Server; WAS; Tomcat; Oracle Database; DB2; SQL Server; Linux; Windows Servers; UI Design, UML Design and Documentation.Project Skills: Management of a small team of developers, Agile Experienced with Traditional Waterfall Approach, SCRUM, DSDM, and Business Analysis.
Listed skills include Java, Spring, Hibernate, Struts2, and 20 others.
Current workplace
Nathan Brennan's current company
Company context helps verify the profile and gives searchers a useful next step.
Visa
11 roles
Nathan Brennan work experience
A career timeline built from the work history available for this profile.
Senior Software Engineer
Sep 2019 - Jun 2022
Senior Developer
Verto Trading Ltd
Mar 2018 - Aug 2019
Senior Consulting Engineer
May 2016 - Feb 2018
Software Developer
Castelan Group
Jun 2015 - May 2016
House Renovator
House Renovation
Jul 2014 - May 2015
Charity Work
Jan 2014 - Jun 2014
Lead Java Developer
Oct 2007 - Dec 2013
Developer
Apr 2001 - Sep 2007
Programmer
Dec 1999 - Mar 2001
It Consultant
The Magic Travel Group
Nov 1998 - Aug 1999
Team & coworkers
Colleagues at Visa
Other employees you can reach at visa.com. View company contacts for 18421 employees →
SK
Sarad Kc
Colleague at VisaDang District, Lumbiniī, Nepal
View →
JA
Jeff Allen
Colleague at VisaStevenage, England, United Kingdom
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HH
Hhh Hhh
Colleague at VisaMeknes, Fès-Meknès, Morocco
View →
MZ
Mǐnhuì Zhèng
Colleague at VisaBabbington, England, United Kingdom
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KR
Katherine Rolon
Colleague at VisaGreater Richmond Region, United States
View →
AJ
Alex Jaehyun Lee
Colleague at VisaSingapore
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NG
Nazifi Garba
Colleague at VisaAbuja, Federal Capital Territory, Nigeria
View →
MM
Manshoo Mehra
Colleague at VisaDelhi, India
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DV
Dede Victor Imiete
Colleague at VisaEti Osa, Lagos State, Nigeria
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PP
Pravee Praveen
Colleague at VisaKerala, India
View →
Sarad Kc
Colleague at VisaDang District, Lumbiniī, Nepal
View →
JA
Jeff Allen
Colleague at VisaStevenage, England, United Kingdom
View →
HH
Hhh Hhh
Colleague at VisaMeknes, Fès-Meknès, Morocco
View →
MZ
Mǐnhuì Zhèng
Colleague at VisaBabbington, England, United Kingdom
View →
KR
Katherine Rolon
Colleague at VisaGreater Richmond Region, United States
View →
AJ
Alex Jaehyun Lee
Colleague at VisaSingapore
View →
NG
Nazifi Garba
Colleague at VisaAbuja, Federal Capital Territory, Nigeria
View →
MM
Manshoo Mehra
Colleague at VisaDelhi, India
View →
DV
Dede Victor Imiete
Colleague at VisaEti Osa, Lagos State, Nigeria
View →
PP
Pravee Praveen
Colleague at VisaKerala, India
View →
1 education record
Nathan Brennan education
FAQ
Frequently asked questions about Nathan Brennan
Quick answers generated from the profile data available on this page.
What company does Nathan Brennan work for?
Nathan Brennan works for Visa.
What is Nathan Brennan's role at Visa?
Nathan Brennan is listed as Senior Consultant Software Engineer, Digital Change Delivery and Performance Improvement at Visa at Visa.
What is Nathan Brennan's email address?
AeroLeads has found 1 work email signal at @castelangroup.com for Nathan Brennan at Visa.
Where is Nathan Brennan based?
Nathan Brennan is based in Greater London, England, United Kingdom while working with Visa.
What companies has Nathan Brennan worked for?
Nathan Brennan has worked for Visa, Verto Trading Ltd, Ibm, Castelan Group, and House Renovation.
Who are Nathan Brennan's colleagues at Visa?
Nathan Brennan's colleagues at Visa include Sarad Kc, Jeff Allen, Hhh Hhh, Mǐnhuì Zhèng, and Katherine Rolon.
How can I contact Nathan Brennan?
You can use AeroLeads to view verified contact signals for Nathan Brennan at Visa, including work email, phone, and LinkedIn data when available.
What schools did Nathan Brennan attend?
Nathan Brennan holds Aerospace Engineering (Beng), Aerodynamics And Propulsion; Aerospace Structures And Materials; Structural And Flight Dynamics from Kingston University.
What skills is Nathan Brennan known for?
Nathan Brennan is listed with skills including Java, Spring, Hibernate, Struts2, Wordpress, Php, Ajax, and Visual Basic.
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