Zoltan Nagy

Managing Director

Middleware Specialist

14+ years experience in Administration of WebSphere Application Server, Liberty, Jboss, Apache & IBM HTTP Server. Troubleshooting and performance tuning. Security configuration, SSL/TLS certificate management. Designing, building and configuring complex Middleware systems. References from global banks. Offering services to clients Worldwide as a location independent consultant.

2012: Mid-Tier Solutions Ltd has been established in the UK.
2012-2014: IBM certificate consultancy services to IBM Business Partners.
2016-2018: Middleware technical consultancy services as a freelance consultant in the UK.
2019 - Established a new EU company thorugh the e-residency programme of Estonia and serving clients remotely



Latest Certifications

  • IBM Certified System Administrator - WebSphere Application Server ND V8.5.5 and Liberty Profile

  • IBM Certified Deployment Professional - WebSphere Process Server V7.0

  • IBM Certified System Administrator - IBM WebSphere Portal V6.1

  • Certificated ITIL Foundation in IT Service Management


Latest Employment

  • July 2018 - Present

    HSBC Germany - HSBC Trinkaus & Burkhardt AG

    Middleware Specialist

    Continuous patching of WAS 8.5.5 to the latest FixPack releases. Migrated WAS 8.0 to WAS 8.5.5 and WAS 9.0. Updated and migrated 100+ WAS, Portal, DataStage. Built infrastructure for LeDIS and Magnolia CMS.

  • August 2017 - June 2018 (10 months)

    Santander UK PLC

    WebSphere Consultant

    I have planned and implemented the update of WAS, Plugin and IHS v7 and v8.5.5 with latest fix packs (FP43 and FP11). Migrated WAS from v7 to v8.5.5.

  • January 2017 - July 2017 (6 months)

    The Co-operative Group Limited

    Middleware Technical Design Lead

    In this short term assignment my role was to review, analyse, plan and redesign an existing middleware infrastructure and produce a Mid-Level Design document

  • September 2016 - January 2017 (4 months)

    Clydesdale Bank and Yorkshire Bank PLC

    WebSphere Technical Specialist

    In my first contract assignment I covered for a resource on a very critical project. I backfilled the Middleware BAU team and I provided a general WAS support for projects including: building new clusters, JVMs, migrating WAS v6 to V7. Completing Cell “lockdown”, deploying applications.

  • July 2012 - September 2016 (4 years)

    Barclays Bank PLC

    PaaS Middleware Application Hosting SME

    In the first 3 years I worked in the Middleware Live Support team (Level 2) of the Bank where supported the middleware infrastructure of Barclays and Barclaycard across 20 countries. In the last year I became a Middleware SME and worked on testing and introducing new DevOps automation tools, reviewed audit requirements, worked on complex SSL certificate renewals.


Main Technical Skills

  • IBM WebSphere Application Server v5 - v9

  • IBM WebSphere Process and Portal Server v6 - v7

  • IBM WebSphere Liberty v18 - v20

  • Lotus Connections v2.5 - v3

  • IBM MQ v7 and v8

  • Oracle iPlanet, Tomcat and Jboss

  • IBM HTTP Server, Apache


  • Java J2EE, XML

  • Automation Tools: Ansible, Evolven, IPCenter, Talos

  • SSL Certificate Management using Venafi

  • SSL/TLS Cryptography in Middleware

  • Working on Windows, AIX, Linux OS platforms

  • Scripting languages such as bash, wsadmin, jacl, jython

  • Monitoring using Wily, Nagios, Tivoli Monitoring, WebSphere PMI

Main Soft Skills

  • Strong background with the ITIL framework v3 (certified)

  • Excellent Documentation skills

  • Passionate, self-motivated

  • Taking massive ownership of complex problems and projects

  • Supporting and coaching other members of the team

  • Incident and Change management using IBM ManageNow!, BMC Footprints and Remedy, ServiceNow and HP Service Center

Why hire Me?

  • At my highest value I deliver by being distinguished
  • Can fit easily into any teams and would be a great addition with coaching who need the most
  • Having a combination of skills and experience that makes me stand out
  • My familiarity with Middleware in the Finance and Retail industry is giving me the ability to work on my own with no additional training needed
  • I can solve certain problems and tasks better than anyone else because I am in-the-know

Client Testimonials

Get In Touch

Tel: +37/2533-35785

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