Leon Stephenson
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Leon Stephenson Email & Phone Number

Information Technology Architecture Manager at NatWest Group
Location: London, England, United Kingdom 12 work roles 2 schools
1 work email found @rbs.com 4 phones found area 791, 423, and 910 LinkedIn matched
✓ Verified Jul 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 4 phones

Work email l****@rbs.com
Direct phone (791) ***-****
LinkedIn Profile matched
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Current company
Role
Information Technology Architecture Manager
Location
London, England, United Kingdom
Company size

Who is Leon Stephenson? Overview

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Quick answer

Leon Stephenson is listed as Information Technology Architecture Manager at NatWest Group, a with 20624 employees, based in London, England, United Kingdom. AeroLeads shows a work email signal at rbs.com, phone signal with area code 791, 423, 910, and a matched LinkedIn profile for Leon Stephenson.

Leon Stephenson previously worked as CCaaS Product Manager at Royal Bank Of Scotland and TDA at Direct Line Group. Leon Stephenson studied at Harton Technology College.

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Email format at NatWest Group

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{first}.{last}@rbs.com
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AeroLeads found 1 current-domain work email signal for Leon Stephenson. Compare company email patterns before reaching out.

Profile bio

About Leon Stephenson

Accomplished unified communications/IPT architecture and design lead with 20 years experience in the financial services sector. Responsibilities include run and change the bank for contact centre, compliance, back office telephony, video conferencing and trader voice globally.I have high-level understanding of complex data networks, utilising P2P and MPLS technology. I am able to interface with network services to supply them with WebRTC/SIP/QoS pre-requisites and detail needed to provide efficient, reliable and quality data services in which to run voice over IP services upon.Currently aligned to a ~5k seat contact centre transformation to omnichannel SaaS optimising service, cost, risk, resilience, security and sustainability.Specialties: IPT, Unified Communications, Contact Centre, CRM integration, vendor management, compliance, HDX optimisation, Cisco, Avaya, Amazon Connect, Zoom, IPC.

Listed skills include Avaya, Unified Communications, Acss, Ipt, and 45 others.

Current workplace

Leon Stephenson's current company

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NatWest Group
Natwest Group
Information Technology Architecture Manager
edinburgh, edinburgh, united kingdom
Employees
20624
AeroLeads page
12 roles · 22 years

Leon Stephenson work experience

A career timeline built from the work history available for this profile.

Information Technology Architecture Manager

Current

Edinburgh, Scotland, United Kingdom

Responsible for a unified communications architecture, engineering and design function, aligning products and services with business and technology strategies in accordance with NWG architecture and design governance framework.Technology Strategy - Contribute to domain technology roadmaps and influence bank strategy for new and emerging UC products and services.Technology Adoption - Primary point of contact for the introduction of new UC technology and tech adoption process.Technology Standards - Author and/or maintain AED artefacts that include but not limited to standards, build documents, product and technology roadmaps.Lifecycle Management - Hardware and software lifecycle management of UC products, components and services.Capacity Reviews - Proactive review of UC resources and services to ensure they meet current and future business requirements.Platform Vulnerability & Risk Management - Review and manage emerging risks & vulnerabilities across the UC portfolio.Consultancy and Collaboration - Provide consultancy services and ad hoc guidance to the business, operations and project teams. Recommend appropriate UC products and services to deliver successful outcomes.Architecture Simplification & Optimisation - Initiating service improvement plans/proposals to realise architectural benefits, superior user experience, reduced TCO and enhanced resilience.Engineer. Operate. Protect.

Aug 2019 - Present

Tda

London, United Kingdom

Voice Transformation Programme.

Jan 2014 - Sep 2015

Solutions Architect

Manchester, United Kingdom

Design authority for a £1.3 million voice transformation programme.Think Money Target Architecture Day 1 (Went Live Q4 2013) • Dual Data Centre Deployment • Duplex Avaya Common Server with SW duplication running CM R6.x with Elite & Business Advocate supporting ~1400 seats. • Avaya Core Survivable Server • Geo-redundant G450 Media Gateways • Geo-redundant Avaya AES R6.x • Geo-redundant Avaya System and Session Managers R6.x • Avaya Aura Messaging R6.x • Geo-redundant Avaya Experience Portal R6.x with VXML IVR and Call Back Manager Applications. • Avaya Proactive Contact R5.x • Avaya CMS R16 • Geo-redundant Sonus 5100 Session Border Controllers mediating 600 SIP Trunks • Verint Impact 360 suite R11.x • F5 Big IP Virtual Edition - Providing LTM for IP Softphone & IVR Web Services

Jul 2012 - Jan 2014

Solutions Consultant

City Of London

Voice projects role contributing to the resilience programme of works implementing new IPT systems and voice services that are more resilient, and which better facilitate staff mobility (~16,000 IP endpoints) between campus buildings, by reducing the criticality of data centres in existing campus office buildings, by the creation of new recovery sites, and by the establishment of new procedures for business continuity management.

Apr 2012 - Jul 2012

Uc Consultant Gis - Strategy, Architecture And Engineering

London, United Kingdom

A strategy, architecture and engineering role within the RBS Global Infrastructure Services voice team. I’m primarily responsible for the HL - LL design, engineering, and governance of IPT, UC solutions and related adjuncts. This includes technology roadmaps, qualifying ‘Solution Design Briefs’, writing ‘Technical Design Architecture’ documents and the design and delivery of IPT/UC ‘Proof of Concepts’ and ‘Technical Evaluations’.Engineered a unified call logging platform collecting CDR circa 30k endpoints for both trader and non trader voice/video environments.Technical evaluation of SIP, SBC's, Session Management and Avaya/Cisco interoperability. Technical evaluation of unified communication solutions, OCS RCC, one-X Mobile and Portal Server.Contributing towards the Installation and Configuration of an AVAYA UAT and DEV Environment which includes:HP DL360 G7 Common Server CM 5.2.1S8800 CM 5.2.1S8800 HA AES 5.2 on System PlatformDell R610 AES 6.x on System PlatformS8800 System and Session Manager 6.1S8800 MM 5.2 SIP Integration with Session ManagerG450G650G700 LSPS8720 CM 5.2.1 ServersS8720 CM 5.2.1 ESSS8730 MM 5.0 with MSS including Web Client, WSO Server, Find Me/Follow Me and Email notification.S8510 AES 4.2.3 with RCC Integration for OCSS8510 one-X Mobile Server r5.2 SIP Trunk IntegrationOne-X Portal R5.2S8500c EMMC SIP Trunk IntegrationVERINT CSCM 7.8 (DMCC service observe)Syntegra ITSNICE VR

Feb 2009 - Apr 2012

Senior Enterprise Engineer

Senior enterprise engineer looking after all aspects the of the AVAYA IPT estate for HBOS on behalf of AVAYA. This included multiple systems and adjuncts serving over 10k IP endpoints. S87xx, S8500, S8300, G350, G700, G650, ESS, LSP, AES, Modular Messaging, Intuity Audix, HA CMS.

Dec 2007 - Dec 2008

Senior Enterprise Engineer

Senior enterprise engineer looking after all aspects the of the AVAYA IPT estate for HBOS on behalf of AVAYA. This included multiple systems and adjuncts serving over 10k IP endpoints. S87xx, S8500, S8300, G350, G700, G650, ESS, LSP, AES, Modular Messaging, Intuity Audix, HA CMS.

Dec 2007 - Dec 2008

Senior Enterprise Engineer

Looking after all aspects of the AVAYA IPT estate across EMEA. Involved in multiple projects and deployments for a number of clients including, T-Mobile, Nectar, Trainline, Nokia, Amex, Capital One, British Bakeries etcS87xx, S8500, S8300, G3r, G350, G700, G650, ESS, LSP, AES, Modular Messaging, Intuity Audix, CMS.

2005 - 2007 ~2 yrs

Project Manager

Telinet

In August 2004 I was given the opportunity to move into a project & design management role within Telinet Limited. My main duties were technical pre sales support, design and full project management of new installations, procurement, circuit delivery and resource management.

Aug 2004 - Mar 2005

System Support & Installation Engineer

Telinet

Field based UK wide role working on client’s sites to provide maintenance, upgrades and Installations on AVAYA Index, AVAYA IP Office, and Ascom inteligate, Mitel 3100 and 3300 Business Systems. Worked closely with service desk to ensure faults were fixed in a timely manner, adhering to SLA’s in place.

Jan 2000 - Aug 2004

Account Processor

Savings and current account management.

May 1995 - Jan 2000
Team & coworkers

Colleagues at NatWest Group

Other employees you can reach at natwestgroup.com. View company contacts for 20624 employees →

2 education records

Leon Stephenson education

Education record

Harton Technology College

Gcse, Maths, English, Science, Geography, Art

St Wilfrids
FAQ

Frequently asked questions about Leon Stephenson

Quick answers generated from the profile data available on this page.

What company does Leon Stephenson work for?

Leon Stephenson works for NatWest Group.

What is Leon Stephenson's role at NatWest Group?

Leon Stephenson is listed as Information Technology Architecture Manager at NatWest Group.

What is Leon Stephenson's email address?

AeroLeads has found 1 work email signal at @rbs.com for Leon Stephenson at NatWest Group.

What is Leon Stephenson's phone number?

AeroLeads has found 4 phone signal(s) with area code 791, 423, 910 for Leon Stephenson at NatWest Group.

Where is Leon Stephenson based?

Leon Stephenson is based in London, England, United Kingdom while working with NatWest Group.

What companies has Leon Stephenson worked for?

Leon Stephenson has worked for Natwest Group, Royal Bank Of Scotland, Direct Line Group, Think Money, and Rbs Markets & International Banking.

Who are Leon Stephenson's colleagues at NatWest Group?

Leon Stephenson's colleagues at NatWest Group include Maria Jayanth, Lisa Caulfield, Harry Thorn, Jill Downes, and Linzi Hill.

How can I contact Leon Stephenson?

You can use AeroLeads to view verified contact signals for Leon Stephenson at NatWest Group, including work email, phone, and LinkedIn data when available.

What schools did Leon Stephenson attend?

Leon Stephenson studied at Harton Technology College.

What skills is Leon Stephenson known for?

Leon Stephenson is listed with skills including Avaya, Unified Communications, Acss, Ipt, Acis, Ssca, Sip, and Voip.

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