Mark Whitfield HPE NonStop Tandem Experience over three decades

Mark Whitfield is a Senior IT Project Manager with over three decades of experience, heavily rooted in HPE NonStop (formerly Tandem).

His career has transitioned from hands-on NonStop development and product management into large enterprise cloud and digital transformation projects.

His NonStop specific projects and career trajectory can be broken down (at a high-level) by era, location, and focus as follows:

1990–1995: Early Programming

  • Location: Barclays, Poole, Dorset, UK
  • Focus: Electronic banking programming and development on Tandem Mainframe Computers.
  • Projects: Wrote, developed, and maintained software like sp/ARCHITECT-BANK and associated billing software (in Poole, 1993). This involved building early electronic banking systems for desktops long before internet banking was prevalent.
1993, Barclays, Poole, Dorset, UK
1993, Barclays, Poole, Dorset, UK

1995–2013: Senior Development & Product Management

  • Location: Insider Technologies, Salford Quays, Manchester, UK
  • Focus: NonStop product management, software design, and real-time event monitoring.
  • Projects: Product managed software lifecycles for four monitoring products (two NonStop based). This included creating health and diagnostic tools (RTLX, Reflex 80:20, Reflex ONE24, XPERT24) for mission-critical NonStop environments. He also deployed volume testing on early HP NonStop S7000 nodes for CRESTCo in London in 1997.
Spinnaker Court, Chandlers Point, Insider Technologies, Salford Quays, Manchester, UK
Insider Technologies, Salford Quays, Manchester, UK

2013–2014: Legacy Migration & Consulting

  • Location: Wincor Nixdorf & ATM/POS Financial Services, UK
  • Focus: Modernization and migration of legacy systems.
  • Projects: Managed a £5M+ replacement of legacy HP NonStop software systems at a large UK retail bank, migrating functionalities to AIX-based J2EE and Oracle architectures.
Diebold Nixdorf Ltd, Cain Rd, Binfield, Bracknell, RG12 1WP
Diebold Nixdorf Ltd, Cain Rd,
Binfield, Bracknell, RG12 1WP

2016–Present: Cloud Transformation & Digital Delivery

  • Location: Capgemini UK, Trafford Quays / UK-Wide
  • Focus: Delivery of enterprise-scale middleware, digital transformation, and cloud.
  • Projects: Acts as an Engagement Manager and SC-Cleared Project Manager. Focus includes Agile software delivery for Air Traffic organisations (e.g., iOS applications for military and public-facing airspace tracking) and rolling out middleware solutions.
Capgemini UK, Floor 7, Venus Building, Trafford Quays, Manchester. M41 7HA
Capgemini UK, Floor 7,
Venus Building, Trafford Quays
C&CA UK's Communications & Engagement Award Winner 2022 - Cloud & Custom Applications - Capgemini UK
C&CA UK’s Communications & Engagement Award Winner 2022 – Cloud & Custom Applications – Capgemini UK

For more career detail, click here.