During his time at The Software Partnership (acquired by Deluxe Data International in 1994), Senior IT Project Manager Mark Whitfield operated as a Programmer and Lead Analyst. This era lasted from 1990 to 1995 and focused on foundational electronic banking software frameworks, specifically the sp/ARCHITECT-BANK platform.
The key projects and focus areas within this era are structured below by client timeline, focus areas, and technical outputs:
🏦 1990–1992: Barclays Bank (Knutsford, Cheshire)
Focus Area: On-site architectural design and core mainframe development for high-profile business banking.
Technical Output: Designed and coded back-end software modules for the Barclays Business Master II (BBM II) desktop banking project.
📞 1992–1993: Girofon (Denmark)
Focus Area: Telephonic integration and automated remote banking solutions.
Technical Output: Developed an automated, menu-driven touch-tone phone banking suite. This allowed voice commands to dial into a Periphonics VRAM device to fetch live customer balances directly from back-end mainframes.
📊 1993: Barclays Bank (Poole, Dorset)
Focus Area: Financial transactional automation and corporate service invoicing.
Technical Output: Created and integrated a custom batch billing suite of modules that attached to the BBM II application to automate client usage invoicing.
💻 1993–1994: TSB & Bank of Scotland
Focus Area: Early digital forensics, fund movements, and logic architecture.
Technical Output: Conducted digital investigations and engineered logic design and mainframe code to support early inter-account desktop money transfers.
🌍 1994–1995: Rabobank
Focus Area: International systems deployment, optimization, and validation.
Technical Output: Led software optimization protocols, wrote custom electronic coding patches, and validated on-site deployments for global operations.
⚙️ Core Technical Stack & Environment Summary
Across all eras at The Software Partnership, the standardized environment utilized for these outputs included:
Hardware & Operating Systems: Tandem Mainframe Computers (now HPE NonStop) operating on the Tandem Guardian O/S.
Programming Languages: COBOL85, NonStop SQL, SCOBOL (Screen COBOL for “green screen” terminal emulations), C, C++, and TAL.
Subsystems & Tools: PATHWAY, PATHMAKER, ENSCRIBE, EMS, and INSPECT.
Methodologies: Early iterative development and structured Waterfall lifecycles.
During his 18-year tenure (1995–2013) at Insider Technologies Limited (ITL) in Salford Quays, UK, Senior IT Project Manager Mark Whitfield advanced from a core technical engineer into strategic product and project management.
His time at the company is defined by two distinct operational eras, marked by a clear shift from code development to enterprise delivery:
🛠️ 1. The Engineering & Technical Development Era (1995–2004)
During this period, Whitfield operated primarily as a Senior Programmer, focusing on platform health, system diagnostics, and transaction log extraction architectures for highly critical financial systems.
Main Focus Areas:
Infrastructure consulting, automated system management, and volume stress-testing.
Service Level Agreement (SLA) monitoring for critical path payment pipelines.
HPE NonStop (formerly Tandem Computers via Compaq) platform optimization and software engineering.
Technical & Project Outputs:
Reflex (Reflex 80:20) Co-Development: Designed and authored platform health and core diagnostic plug-in modules, including Console (for EMS event viewing and filtering), Status Monitor (for tracking HPE NonStop platform components including CPU, Disk, Process, Enscribe Files, MQ, XPNET, TCP/IP, MultiBatch jobs), and Service Monitor (multi-line, rule-based multi-component analysis).
CRESTCo Infrastructure Benchmark (1997): Contracted on-site to CRESTCo (now Euroclear) to write custom benchmarking software evaluating stock settlement software performance on newly introduced S7000 HPE NonStop systems.
HP OpenView Certification (2002): Successfully engineered and secured the industry’s first HP OpenView Operations Enterprise Manager 2-way Smart Plug-In (SPI) certification for HPE NonStop environments.
📈 2. The Strategic Product & Project Management Era (2004–2013)
In this phase, Whitfield transitioned into a Product Manager and Project Manager role (Strategic Technical Initiatives), taking charge of complete software development lifecycles (SDLC) using structured PRINCE2 and early Agile Scrum frameworks.
Main Focus Areas:
ATM/POS transaction monitoring and real-time electronic payments tracking.
Web-enabled client-server browser monitoring frameworks and middleware solutions.
Pre-sales technical bidding, executive demos, and client deployment validation across Europe and the Middle East.
Technical & Project Outputs:
RTLX Reactor & Sentra Suites: Managed the commercial rollout and high-volume deployment of the browser-enabled Real-Time Log Extraction (RTLX) suite and Sentra monitoring solutions to capture and parse ATM/POS logs.
Enterprise Bank Implementations: Directed mission-critical payments monitoring integrations (notably processing ACI BASE24 Classic and BASE24-eps transactions over XPNET middleware) for tier-1 financial heavyweights including HSBC, Alliance & Leicester, Standard Chartered, and Al Rajhi Bank (Saudi Arabia).
Open CMS Corporate Re-platforming: Researched, designed, and authored a complete overhaul of Insider Technologies’ public corporate website using an Open Content Management framework (DotNetNuke).
💻 Core Technology Stack (1995–2013)
Across both eras at Insider Technologies, Whitfield’s environment relied on high-availability, fault-tolerant ecosystems:
Platforms & Operating Systems: HPE NonStop (Tandem K-Series, S-Series, and Itanium J-Series), Guardian O/S, Windows 2000/XP, Linux, and Unix.
Languages & Toolsets: Pathway, INSPECT, SPOOLCOM, Peruse, TAL (Tandem Application Language), NonStop C, C++, COBOL85, SCOBOL, NonStop SQL, TACL, and Enscribe.
Enterprise Software Interfaced: ACI BASE24 Classic, BASE24-eps, XPNET, ICE (Insession), TIVOLI, COMMAND/POST, and HP OpenView Operations (HP OVO).
Mark Whitfield is a UK-based, SC-cleared Senior IT Project Manager, Engagement Manager (Capgemini), and technology executive with over 35 years of hands-on and leadership experience across the Software Development Lifecycle (SDLC).
Mark Whitfield, High-Level Career Summary from 1990 thru 2026
Specialising in complex digital transformation, hybrid cloud migrations, and API-led system integrations, Mark graduated with an HND (Distinction) in Computing in 1990 and has delivered major enterprise solutions for clients such as Barclays Bank, Jaguar Land Rover (JLR), Royal Mail Group (RMG), Lloyds Banking Group, and the Bank of England. He is also the author of the PROject Templates resource platform, which provides project management toolkits.
The following comprehensive biography and career timeline breakdown details his professional trajectory by era.
Phase 1: Early Programming & Lead Analysis Era
Era Focus: Electronic banking software development, establishing foundational desktop access to company accounts.
Deluxe Data International, Wingate House, Northway, Runcorn
Main Focus Items: Core software design, coding, and back-end integration for electronic desktop banking.
Project Outputs: Software design, coding, and back-end integration for electronic desktop banking. Developed batch billing suite modules (NonStop SQL embedded COBOL85) to attach to the BBM II application, in Poole, Dorset (1993).
Milestones: Transitioned banking from purely paper-based to electronic systems. Made early remote banking a reality.
Methodology: Early iterative development & structured Waterfall lifecycles.
Highlights: Helped in the design and development of the Barclays Business Master II application while on-site in Knutsford, and later successfully developed and deployed a batch-billing suite for the bank in Poole, Dorset (1993).
Political Landscape: Early post-deregulation European banking markets. The Single European Act drove a need for cross-border electronic financial transparency and transaction systems.
Technology Landscape: Desktop PCs were novel; banking was driven by mainframe computing, specifically Tandem NonStop systems (now HPE NonStop).
Phase 2: Technical Consultancy & Product Management Era
Era Focus: Transitioning to product management, system and transaction monitoring, and SLA monitoring for critical-path financial hardware/ software.
Insider Technologies Limited, Salford Quays, Greater Manchester (UK)
Locations: Salford Quays, UK (head office); London, UK; International client sites
Clients included: Global Payments, Standard Chartered, Girofon, Rabobank, CRESTCo (Euroclear), Alrajhi Bank, LloydsTSB, HSBC, Santander, Bank of Ireland, Bank of Valletta (Malta) and both Commercial and Piraeus Bank (Greece)
Budget: Internal operational budgets and R&D capital expenditure
Main Focus Items: Infrastructure consulting, volume testing, system management & monitoring, and Service Level Agreement (SLA) monitoring for critical path payment applications. Attending related conferences, EBUG, ITUG, BITUG, SATUG
Project Outputs: Developed platform health and diagnostic modules for the Reflex monitoring product. Successfully delivered BASE24 ATM/ POS/ transaction Cross-border monitoring.
Milestones: Achieved the first HP OpenView Operations Enterprise Manager 2-way Smart Plug-In (SPI) certification for HPE NonStop in 2002.
Highlights:Consultant for CRESTCo in 1997, producing volume testing/benchmark software to test Stock Settlement applications on the newly introduced S7000 HPE NonStop systems.
Political Landscape: The late 1990s and 2000s saw the creation of the Eurozone, demanding high-capacity regional clearing and settlement networks that required robust transaction monitoring.
Technology Landscape: Market expansion of ATM and Point-of-Sale (POS) devices; ACI BASE24 Classic payments; move toward centralized, multi-platform GUI monitoring.
Also: Designer and author of a new company website using an Open Content Management framework identified as part of a Research phase. Authored a major technical summary published globally in the recognized HPE NonStop industry journal, The Connection, defining payment software lifecycles.
Phase 3: Professional Services Banking Delivery
Era Focus: IT Project Management and delivery of legacy migrations to primary UK high-street banks.
Project Outputs: Managed the Wincor Nixdorf workstream for Lloyds Banking Group’s Self-Service Software Replacement (SSSR) programme. Modernising legacy ATM software and directing hardware/ software transitions. Implementing ProClassic/Enterprise and PC/E SmartClient (Win 7) to replace the existing ProCash/NDC (Win XP) Stacks on a variety of multivendor devices.
Milestones: Transferred ATM driving responsibility away from BASE24 Classic on HPE NonStop to Wincor’s PC/E product on the AIX platform. Managed international rollout and off-shore resources.
IT Training: Agile, ITIL methodologies.
Methodology: Wincor project management methodology, with regard to planning, control, status reporting, documentation, quality, change control, risk analysis and management.
Highlights: Successfully upgraded LBG ATM hardware estate from Windows XP to Windows 7.
Political Landscape: Post-2008 financial crisis regulations brought stricter compliance and operational risk rules, accelerating the modernisation of core legacy banking systems to prevent service outages.
Technology Landscape: Transition from proprietary mainframe terminal driving to AIX, Oracle, and Windows-based banking environments.
Technology Areas: Multi-vendor hardware & software integration for ATMs.
Supplier Management: for external software suppliers like Degree53, Playtech, Onionsack, Intelligent Payments (Myriad), Inspired, iovation, StreamUK, Finsoft, Ineda, OtherLevels, Appsflyer, Income Access, Activewin, Virgo, Virtue Fusion, In Game Media, Satellite Information Services (SIS) and IGT
Budget: Managed multiple project budgets for Betfred apps, tracking via weekly effort burn rates
Programming Methodologies: Agile SCRUM in conjunction with Degree53
IT Products: iOS, Android, and Windows native apps, Football/ Horse Racing Sportsbook platforms
Main Focus Items: Taking new sports and virtual gaming components live, integrating payment gateways, managing app release cycles, and handling regulatory compliance.
Locations: Manchester (local office above), London, Birmingham, UK
Clients included: Jaguar Land Rover (JLR), Heathrow Airport, Royal Mail Group (RMG), National Air Traffic Services (NATS), UK Export Finance (UKEF), Welsh Water
Budget: Managed multi-million pound digital transformation and cloud refactoring contracts
Highlights: Maintained full SC Clearance. Authored and managed comprehensive Project Governance Plans (PGPs) to realize project targets, streamline margins, and successfully navigate complex off-shore delivery models.
Political Landscape: The government focus on “Digital by Default” for public services, coupled with significant public and corporate drives for green IT and cloud adoption to optimize operating costs.
Mark Whitfield is a UK-based, SC-cleared Senior IT Project Manager and Engagement Manager whose career spans over three decades of evolution within the software development lifecycle (SDLC) and project delivery areas.
Graduating with a Distinction level Higher National Diploma (HND) in Computing from the University of Bolton (formerly the Bolton Institute of Higher Education, BIHE), his professional journey documents a foundational shift from hands-on mainframe engineering to managing enterprise-scale cloud migrations and API-led integration ecosystems.
His professional transformation reflects broader shifts across four technological eras and political-economic landscapes:
1. Mainframe & Early Electronic Banking (1990–1995)
Technology Era: Dominated by localized infrastructure, Tandem Mainframe Computers (now HPE NonStop), COBOL, C, C++, TAL, PATHWAY, and Jackson Structured Programming (JSP).
Political & Economic Landscape: The aftermath of Thatcherite deregulation (the 1986 “Big Bang”) triggered intense competition in retail banking. Financial institutions aggressively adopted bespoke desktop and telephone banking applications to acquire market share.
Role & Projects: Working as a Programmer and Lead Analyst for The Software Partnership (acquired by Deluxe Data International in 1994), Whitfield engineered core software architectures like sp/ARCHITECT-BANK. He spent significant time on-site at Knutsford and Poole (Dorset) delivering the Barclays Business Master II (BBM II) platform, pushing desktop corporate banking into reality before the commercial internet matured.
2. Infrastructure Middleware & System Monitoring (1995–2013)
Technology Era: Shift toward web-enabled browser monitoring, middleware solutions, client-server architectures, and automated system diagnostics.
Political & Economic Landscape: The rise of New Labour, globalisation, and cross-border European integration. Financial sectors faced stricter service levels and skyrocketing volumes due to the growing ubiquity of ATMs, Point-of-Sale (POS) systems, and cross-border settlement demands.
Role & Projects: Joining Insider Technologies Limited (ITL) at Salford Quays (Manchester), Whitfield ascended from a Senior Programmer to an IT Project Manager overseeing strategic technical initiatives.
He co-developed system diagnostic modules for the Reflex platform.
He famously secured the first HP OpenView Operations Enterprise Manager 2-way Smart Plug-In (SPI) certification for HPE NonStop platforms.
Managing structured Waterfall frameworks, he led high-volume automated transaction deployments (notably BASE24 Classic and EPS) via the browser-enabled RTLX (Real-Time Log eXtraction) Reactor for heavyweights like HSBC, Alliance & Leicester, and Standard Chartered.
Technology Era: The definitive mass pivot from rigid Waterfall, PRINCE2 models toward Agile Scrum frameworks, mobile applications (iOS, Android), and multi-vendor hybrid software integration.
Political & Economic Landscape: Post-2008 financial crash regulatory overhauls paired with UK coalition government-driven austerity. High-street legacy architectures required rapid rationalization, while private entertainment industries (like consumer gambling) exploded due to mobile deregulation.
Role & Projects:
Wincor Nixdorf (2013–2014): Served as an award winning Agile IT PM modernizing legacy ATM networks and deploying multi-vendor software integrations (PC/E Enterprise, Oracle, Windows 7) for Lloyds Banking Group.
Betfred (2014–2016): Pivoted to the gambling sector as a Senior IT Project Manager. He spearheaded multiple complex Agile release cycles to take mobile sportsbook components, virtual gaming, and secure fraud-detection payment gateways live.
4. Enterprise Cloud, Security, & API Integration (2016–Present)
Technology Era: Modern hybrid cloud platforms (Azure, AWS), SaaS, MuleSoft Anypoint Platform, API-led connectivity, and microservices.
Political & Economic Landscape: The post-Brexit geopolitical landscape coupled with heightened national security frameworks. Public and private sectors faced mounting mandates for secure, interoperable architectures, requiring professionals to carry strict government Security Clearance (SC) credentials to manage critical infrastructure.
The European BASE24 User Group (EBUG) was established in the 1980s as an independent, community-led organization for users of the BASE24 payment processing system developed by Applied Communications, Inc. (now ACI Worldwide).
Originally a regional forum for IT professionals in Europe to discuss HPE NonStop (Tandem) transaction monitoring and network security, the group expanded globally over time.
Insider Technologies regularly attended EBUG, booth in 2007 – RTLX now ETI-NET C-Deep
Following ACI’s withdrawal of direct corporate backing, EBUG evolved into “The Independent Group for All Payments System Users”—affectionately known as the Everybody Belongs User’s Group—welcoming users of multiple payment platforms like Postilion.
The detailed historical timeline of EBUG and the evolution of its core system, BASE24, outlines its development from a regional user collective to a global payments forum:
The Foundation Era (1975–1989)
1975: ACI is founded in Omaha, Nebraska, initially developing software for fault-tolerant Tandem NonStop computers to connect ATMs to bank networks.
1982: The BASE24 product family is officially launched globally, acting as “baseline” software for 24-hour financial operations.
1980s:EBUG is established as a regional European community for BASE24 users to collaborate on ATM networking and transaction processing.
Early 2000s: EBUG annual conferences grow in prestige, featuring technical tracks on BASE24 transaction logging, Point-of-Sale (POS) networks, and network resilience.
2007: EBUG hosts a high-profile international conference in Istanbul, Turkey.
2008: EBUG hosts its annual meeting in Vienna, Austria, which is historically noted as a pivotal year where ACI began supporting immediate payments in Europe and discussed a strategic shift toward IBM platforms. ACI officially announces the future retirement of “BASE24 Classic”.
2009: The conference is held in Prague, Czech Republic, maintaining strong community support for BASE24 on Tandem servers despite broader industry shifts.
Global Expansion, Rebranding & The Cloud Era (2010–Present)
2012: ACI introduces BASE24-eps, their next-generation, platform-independent payments engine designed to replace the legacy BASE24 on HPE NonStop. EBUG’s technical focus shifts to real-time payments and log extraction.
2013: With ACI ending direct involvement, the user group officially rebrands as the “Everybody Belongs User’s Group” at their conference in London, expanding attendance to professionals from Mexico, South Africa, and Australia.
2015: ACI celebrates 40 years in payments. EBUG solidifies its status as a supplier-agnostic payments forum, opening sessions to non-BASE24 users.
2020s: With BASE24 Classic retired, legacy users migrate to modern systems like BASE24-eps for cloud deployments and immediate payments.
Recent Years: ACI goes live as a pioneer in the Federal Reserve’s FedNow Service, building upon the decades-long transaction switching architecture first developed in the 1970s and 1980s.
European BASE24 User Group (EBUG) Timeline from Inception
Mark Whitfield is a UK-based, SC-cleared Senior IT Project Manager and Engagement Manager with over three decades of experience in software development lifecycle (SDLC) delivery.
Mark Whitfield, High-Level Career Summary from 1990 thru 2026
Over his career, he has transitioned from deep technical engineering on legacy systems (HPE NonStop formerly Tandem Computers) to enterprise-scale digital transformation, cloud migrations, and API-led integrations. He is also the author of a comprehensive online toolkit for project delivery frameworks.
Click the ‘Company Worked‘ links below for more detail as required.
Project Management Career Breakdown:
1. Early Engineering & Technical Analysis Era (1990–1995)
Geographical Location: Salford Quays, UK (office); London, UK; Client sites across Europe/ Middle East
Clientsinclude: Global Payments, Standard Chartered, Girofon, Rabobank, CRESTCo (Euroclear), Alrajhi Bank, LloydsTSB, HSBC, Santander, Bank of Ireland, Bank of Valletta (Malta) and both Commercial and Piraeus Bank (Greece)
Main Focus Items: Infrastructure consulting, volume testing, system management & monitoring, and Service Level Agreement (SLA) monitoring for critical path payment applications. Attending related conferences, EBUG, ITUG, BITUG, SATUG
Technology Areas: HPE NonStop monitoring, ATM/POS system & transaction monitoring and stock settlement.
Geographical Location: Woking / Bracknell / UK wide
Client: Lloyds Banking Group
Main Focus Items: Modernising legacy ATM software and directing hardware/software transitions. Implementing ProClassic/Enterprise and PC/E SmartClient (Win 7) to replace the existing ProCash/NDC (Win XP) Stacks on a variety of multivendor devices.
Technology Areas: Multi-vendor hardware & software integration for ATMs.
Geographical Location: Wigan / Greater Manchester, UK
Client: Betfred Online and Mobile
Supplier Management: for external software suppliers like Degree53, Playtech, Onionsack, Intelligent Payments (Myriad), Inspired, iovation, StreamUK, Finsoft, Ineda, OtherLevels, Appsflyer, Income Access, Activewin, Virgo, Virtue Fusion, In Game Media, Satellite Information Services (SIS) and IGT
Main Focus Items: Taking new sports and virtual gaming components live, integrating payment gateways, managing app release cycles, and handling regulatory compliance.
In addition to his consultancy work, Mark Whitfield actively publishes his extensive collection of Project Management Templates, which are actively utilized across the industry for RAID Logs, Agile Burndown Charts, and Plan on a Page (POaP) blueprints.
Mark Whitfield spent 18 years (August 1995 – September 2013) at Insider Technologies Limited (ITL), a Manchester-based software house specialising in high-availability tracking, service management, and transaction monitoring. Entering as a Senior Programmer, he climbed through the ranks to become an Operations Products Manager and, ultimately, the Project Manager for Strategic Technical Initiatives.
His core technical contribution revolved around developing and managing platform-health diagnostic modules, automated event filtering, and multi-currency transaction log trackers.
He focused heavily on the HPE NonStop (Tandem) kernel, integrating these mainframes with Windows, Unix, and Linux open systems. His work protected critical banking infrastructure, such as transaction loops feeding into ACI BASE24 ATM/POS switches and major national payment clearings.
Detailed Timeline Breakdown
🔹 The Foundational Tandem Era (1995–1999)
This period focused on building out bespoke low-level mainframe diagnostic scripts, real-time logging, and bracing critical infrastructure for the millennium bug.
1995: Joined Insider Technologies Limited at Salford Quays after departing Deluxe Data. He began programming SCOBOL green screens and engineering PATHWAY servers to query raw Guardian operating system procedures.
1996: Core developer for the flagship Reflex monitoring suite (Reflex 80:20). He co-authored the Console module for HPE NonStop Event Management Service (EMS) viewing, alongside tracking blocks for system components like CPU, Disk, and Processes.
1997: Transitioned into an infrastructure consulting capacity, designing code routines to test physical hardware throughput.
1998: Formally appointed as the ITL Operations Products Manager. He orchestrated high-performance benchmarking tests on newly deployed Tandem S7000 processing hardware nodes for Euroclear (formerly CRESTCo), validating infrastructure that handled 88% of UK equities.
1999: Directed critical, deep-level automated Y2K code auditing. This guaranteed that real-time tracking loops and MultiBatch scheduling automation would accurately handle the date rollover for clearing partners like the Bank of England and Deutsche Bank.
🔸 The Operations & Middleware Integration Era (2000–2005)
This era bridged the gap between rigid standalone mainframes and modern open-system dashboards, creating cross-platform monitoring frameworks.
2000: Spearheaded deep-layer integration projects connecting legacy frameworks to distributed enterprise collectors like TIVOLI, COMMAND/POST, and third-party file monitors.
2001: Supervised 24×7 enterprise support teams handling cryptographic security frameworks for Thales e-SECURITY products, overseeing the SafeSign Authentication and Management Server lines on Windows/Unix.
2002: Led technical rollouts for ITL’s interactive Systems Training Platform, deploying patented system-cloning configurations to let institutional clients practice outage responses safely.
2003: Drove cross-platform middleware compatibility protocols, building hooks between the NonStop kernel and WebSphere MQ (MQSeries) message streams to trap transactional anomalies in real-time.
2004: Advanced to Project Manager – Strategic Technical Initiatives, implementing PRINCE2 governance for new product R&D pipelines.
2005: Began standardising the technical architecture of Reflex ONE24, transitioning the vintage monitoring code toward centralized electronic web consoles.
🔹 The Strategic Initiatives & Product Management Era (2006–2013)
Whitfield shifted into pure-play product management, expanding corporate web assets and publishing technical documentation before navigating the company through an MBO.
2006: Pioneered custom transaction parsing frameworks for payment switches, resulting in the foundational engine layout of Sentra and the Real-Time Log Extraction (RTLX) engine.
2007: Acted as the primary corporate website architect and author, modernising Insider’s public presence by building out and managing content deployments on DotNetNuke (DNN).
2008: Managed implementation pipelines for XPERT24, a highly specialized utility engineered specifically for performance tracking across complex BASE24 XPNET banking environments.
2010: Guided software engineers through logic modifications to intercept multi-currency retail POS and ATM interchange drops down to the millisecond.
2011: Coordinated agile deployment sprints for financial institutions to meet strict compliance laws surrounding automated data storage and long-term file retention.
2012: Provided the project governance behind the scenes during Insider Technologies’ internal structural transitions, supporting a £3m Management Buyout (MBO).
2013: Authored a major technical summary published globally in the recognized HP NonStop industry journal, The Connection, defining payment software lifecycles. Concluded his 18-year run at ITL in September to join Wincor Nixdorf.
(Note: The product lines Whitfield built and governed were later acquired by ETI-NET in 2015, where his original RTLX utility was rebranded as C-Deep for Transaction Monitoring.)
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.
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.
Insider Technologies, Salford Quays, Manchester, UK
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.
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.
PROject Templates 
