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Analyst Support

Northampton, England, United Kingdom
September 17, 2018

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Diarmuid Butler

Houston, Texas • • +44-779*******

Senior Programmer/Analyst

Technically-advanced Application Support Analyst with extensive experience with Hogan Core Banking applications for the global banking services industry with solid expertise in applications design, development, testing, implementation and support using Agile and Scrum methodologies.

Track record of implementing program integration and leading globally dispersed teams to maximise service delivery and meet financial targets. Demonstrate success in z/OS mainframe programming, testing, and implementation methods. Rich background in delivering application guidance, designing and executing fully integrated solutions, applying project management methodologies and control techniques. Leverage technical and program acumen to communicate with client executives and respective teams for further process growth.

Technical Consultancy Services / Design, Development & Testing/ Process Re-Design & Change Management/

Release Management/ Agile & Scrum Methodologies / Process Optimisations Platforms Maintenance / Application Testing & Upgrades / System Performance Evaluation / Solution Development & Integration / Communication Skills / Team Leadership & Mentoring





TSO, ISPF, JES, Endevor, Librarian, File-Aid, SPUFI, Intertest, Expediter, Omegamon, Abend-Aid, MQ, TWS, CA7, MS Office, Service Now/Service First, All Industry standard utilities




Senior Technical Consultant/Lead CSC/DXC contractor to Barclaycard Merchant Services UK

Feb 2003–Present

Technical Scope:

COBOL, HLASM, and CICS/DB2/VSAM SYSPLEX and CICSPLEX configuration utilising WebSphere MQ and WebSEAL facilities.

SME for Core Banking Applications with emphasis on Card Processing, Deposits, Loans, Customer Information & GL.

Deliver strategic guidance to client related to application design, development, testing, infrastructure, source management, release control, change management, and 24x7 live support.

Build and maintain Live and Test online and batch environments under the Umbrella architecture.

Assess and configure SYSPLEX and CICSPLEX to establish development and test environments.

Configure and maintain Endevor Source Code Manager to support multiple parallel streams of development and testing.

Create, instigate, and recommend optimum custom release control and change management solutions to meet and exceed specifications and improve business work flow.

Monitoring and Tuning of Online and Batch Performance using industry standard tools and utilities.

Integrate and convert Legacy mainframe platforms through provision of tactical support and leadership.

Identify needs for skills improvement and conduct training programs to enhance junior technician’s knowledge regarding mainframe landscape components.

Key Achievements:

Ensured the enhancement of system compatibility and compliance with local installation by conducting detailed analysis, retrofitting of software, and delivery of key requirements.

Effectively managed delivery of product upgrades to enhance the functionality, security and resilience of core applications.

Designed, developed, tested and implemented a bespoke application security layer to allow users to navigate the platform using SSO and role based access permissions via RACF.

Executed end to end transparency operations and decreased manual intervention through development of automated bespoke change and release management processes.

Decreased batch suite clock time and improved 24x7 run time by designing, developing, testing, and implementing high volume transaction archive and purge solutions.

Efficiently tracked and evaluated production batch and online environments performance and ensured the compliance with client and external SLA’s.

Designed, developed and implemented significant custom modifications to the core applications to ensure compliance with local regulations and standards.

Tested and analysed core applications for data population, obfuscation, and integrity in alignment with local testing standards and procedures.

Lead technical resource on several conversion projects from various legacy platforms.


Customer Information Senior Technical Analyst Nedbank, Johannesburg, South Africa

Jan 2007-Dec 2007 (concurrent with above assignment at Barclaycard)

Senior technical specialist responsible for upgrade of core applications. Heavily involved in analysis, design and implementation of custom modifications to meet specific business requirements.

Mortgage Loan Senior Technical Analyst PTSB, Dublin, Ireland

Jan 2000-Feb 2003.

Senior technical consultant providing SME support to the Mortgage Loan & Customer Information applications with emphasis on custom enhancements, regulatory compliance, product upgrades and production support.

Mortgage Loan Senior Technical Analyst Woolwich Building Society, Bexleyheath, Kent, UK

Aug 1998-Nov 1999.

Team lead of junior technicians with responsibility for design and development of custom enhancements to the Mortgage & Customer Information applications.

Instalment & Commercial Loan Senior Technical Analyst Huntington Bank, Columbus, Ohio

Mar 1998 Aug 1998.

Senior technical resource, assigned as team lead overseeing major custom enhancements to Instalment & Commercial Loan platform and implementation of critical interface modules to Deposits & Customer Information.

Deposits Senior Technical Analyst State Street Bank, Boston, Massachusetts

Aug 1997 Feb 1998.

Responsible for retrofitting custom enhancements to the current versions of Deposits & Customer Information. This project required technical rewrite of several core modules to ensure compatibility with COBOL II and Y2K requirements.


Senior Programmer/Analyst Computer Sciences Corporation (CSC), Dallas, Texas

Apr 1994-Aug 1997

Member of Mortgage & Instalment Loan in-house development team. Responsible for writing detailed technical design documents from user specifications; team lead during coding, testing and implementation phases of scheduled release deliveries; overseeing the retrofit of changes from the support version onto the base product prior to general release to the user community.

Nov 1990-April 1994

Member of Professional Services Consulting Staff. Travelled extensively to various client sites to support implementations of core applications; assist in design and development of custom enhancements; provide daily production support and interface with support staff in Dallas to implement critical baseline enhancements.

Systems Engineer Electronic Data Systems (EDS), Dallas, Texas

Mar 1986-Nov 1989

Programmer/analyst on account support team for Deposits & Customer Information applications at First City Bank in Houston, Texas.; team lead on large conversion projects and custom enhancements; responsible for daily production support.



Bachelor of Arts (Honours) in Mathematics & Philosophy

University of Dublin, Trinity College, Dublin, Ireland


Systems Engineering Development (SED) Program

Electronic Data Systems (EDS), Dallas, Texas, USA.

Extensive training in all aspects of IBM mainframe based Programming and Analysis, including COBOL, Assembler, CICS, IMS, JCL and Systems Life Cycle Methodology.

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