John Williamson
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John Williamson Email & Phone Number

TECHNICAL TEST SME at Deloitte
Location: London, England, United Kingdom 4 work roles
1 work email found @googlemail.com 3 phones found area 141 and 207 LinkedIn matched
✓ Verified July 2026 4 data sources Profile completeness 86%

Contact Signals · 1 work email · 3 phones

Work email j****@googlemail.com
Direct phone (141) ***-****
LinkedIn Profile matched
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Current company
Role
TECHNICAL TEST SME
Location
London, England, United Kingdom
Company size

Who is John Williamson? Overview

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Quick answer

John Williamson is listed as TECHNICAL TEST SME at Deloitte, a with 295722 employees, based in London, England, United Kingdom. AeroLeads shows a work email signal at googlemail.com, phone signal with area code 141, 207, and a matched LinkedIn profile for John Williamson.

John Williamson previously worked as Director - Head of Technical Test - SDET SME at Deloitte and Senior Manager - Head of Technical Test at Deloitte.

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*@googlemail.com
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Profile bio

About John Williamson

Security Cleared (Tier 2) and NPPV3 test automation SME, with a proven focus on designing and implementing test automation frameworks throughout the full Software Development Life Cycle (SDLC). Headed up a business unit of 150 Test Automation, Performance, OAT, SRE and DevOps Test Engineers spanning 6 European locations. Managing P&L, Utilisation, Community and Well-Being as well as client relations with key business stakeholders. Simultaneously leading Deloitte’s largest technical testing project for a major Government Department with over 100 engineers.Has led multimillion-pound global development projects and been instrumental in designing and implementing test solutions for financial trading platforms, as well as high-profile public-sector projects. Has successfully implemented Agile working practices and managed an internationally geographically dispersed Agile teams. A hands-on SDET with a Java Developer background working with Open-Source Web Applications in a TDD development process

Listed skills include Trading Systems, Agile Methodologies, Financial Markets, Murex, and 30 others.

Current workplace

John Williamson's current company

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Deloitte
Deloitte
TECHNICAL TEST SME
new york, new york, united states
Website
Employees
295722
AeroLeads page
4 roles

John Williamson work experience

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

Director - Head Of Technical Test - Sdet Sme

Current

Security Cleared (Tier 2) and NPPV3 test automation SME, with a proven focus on designing and implementing test automation frameworks throughout the full Software Development Life Cycle (SDLC). Headed up a business unit of 150 Test Automation, Performance, OAT, SRE and DevOps Test Engineers spanning 6 European locations. Managing P&L, Utilisation, Community and Well-Being as well as client relations with key business stakeholders. Simultaneously leading Deloitte’s largest technical testing project for a major Government Department with over 100 engineers.Has led multimillion-pound global development projects and been instrumental in designing and implementing test solutions for financial trading platforms, as well as high-profile public-sector projects. Has successfully implemented Agile working practices and managed an internationally geographically dispersed Agile teams. A hands-on SDET with a Java Developer background working with Open-Source Web Applications in a TDD development process

Dec 2021 - Present

Senior Manager - Head Of Technical Test

Current
May 2016 - Present

Java Developer - Scrum Master - Test Automation Sme

London, United Kingdom

- Developing and cultivating relationships with leading financial institutions and operating at ‘C’ level; designing technological highly scalable solutions that deliver value through improvement- Identifying customer needs and designing strategic project account plans to support business development goals and enable the achievement of revenue and margin objectives- Working in collaboration with business leaders to determine priorities and design and implement testing policies, goals and strategies ensuring minimum impact to operations- Providing subject matter expert advice to clients regarding their automated testing strategy; making recommendations for improving and highlighting current risk areas- Working with development team to implement Scrum framework and manage the transition to Agile; ensuring team engagement and understanding of new process- Using excellent core java programming skills across JDK1.2 to JDK1.8 to actively develop systems and applications as well as managing other developers and undertaking code reviews- Managing a Sonar and Jenkins implementation and a transition to Maven ensuring that key milestones and deadlines were achieved- Successfully implementing the division’s plans, as well as ensuring their compliance with company rules and policies- Maintaining and developing technical knowledge for example across Spring Boot, JMS, ActiveMQ and Apache Camel messaging systemsCurrently working in a fully agile approach to build a Summit Testing Suite of tools for Summit FT.

Apr 2015 - May 2016

Head Of Research And Development / Senior Principal Consultant

London, United Kingdom

- Initiated and designed an automated testing suite of tools for Murex, Calypso and Openlink and advising clients on testing strategy and continuous integration- Worked with investment banks, treasuries, hedge funds and energy trading clients to provide systems integration consultancy services as well as murex implementation and upgrades- Took a proactive role within business development through researching market place and identifying potential clients; cultivating relationships and delivering consistently excellent service- Acted as the product owner for both Smart (Murex Test Automation) and fulfilling the role of the Senior Principal Consultant- Completed gap analysis on client existing systems and providing advice on potential improvement for Murex's Onyx development roadmap- Took an active development role, undertook code reviews and implemented Sonar, Jenkins and Maven- Led and took part in a variety of Murex projects including greenfield implementations, binary upgrades, FEM Migrations, configuration and business as usual, as well as Openlink and Calypso automated testing projects- Managed the full project life cycle for the delivery of complex, high volume web applications and stand-alone Java Applications- Developed and utilised a solid understanding of concurrency and performance optimisation to deliver business improvement to clients- Applied knowledge of commonly used Java libraries such as Log4J, Google Guava, Apache Commons and Junit as well as Java IOC Spring frameworks- Built a good understanding of Linux/Solaris and Unix based systems as well as Git and SVN source control systems- Managed a multi-disciplined team of 15 consultants and developers in a distributed agile team across multiple time zones and regions compromised of both client and internal employees- Took responsibility for all aspects of people management including performance management, recruitment, absence management, development and employee relations

Jun 2009 - Apr 2015
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Colleagues at Deloitte

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FAQ

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What company does John Williamson work for?

John Williamson works for Deloitte.

What is John Williamson's role at Deloitte?

John Williamson is listed as TECHNICAL TEST SME at Deloitte.

What is John Williamson's email address?

AeroLeads has found 1 work email signal at @googlemail.com for John Williamson at Deloitte.

What is John Williamson's phone number?

AeroLeads has found 3 phone signal(s) with area code 141, 207 for John Williamson at Deloitte.

Where is John Williamson based?

John Williamson is based in London, England, United Kingdom while working with Deloitte.

What companies has John Williamson worked for?

John Williamson has worked for Deloitte, Phi Partners, and Excelian.

Who are John Williamson's colleagues at Deloitte?

John Williamson's colleagues at Deloitte include Keiber G. Romero M., Rajat Chandak, Filippo Viacava, Kiranmayi V, and Bethan Pinchbeck.

How can I contact John Williamson?

You can use AeroLeads to view verified contact signals for John Williamson at Deloitte, including work email, phone, and LinkedIn data when available.

What skills is John Williamson known for?

John Williamson is listed with skills including Trading Systems, Agile Methodologies, Financial Markets, Murex, Mx3, Continuous Integration, Test Automation, and Unix.

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