About Thomas
Principal software engineer/architect with 20+ years of corporate and 7 years of freelance experience. Architected and built cloud native AI integrated ERP migrating legacy data, deployed and operated cloud systems with no downtime, fortified vibe-coded prototypes into production systems, designed and built high throughput, low latency ETL and processing etc. in solo and team projects. Corporate experience included telecoms operations and business system development, dev team building and management and multi-year global tech transformation program with $20m p.a. budget in banking O&T.
MSc, MBA, IACert, CISSP
Technology platforms and frameworks:
- Cloud: AWS, GCP, Azure
- Languages: Java, Rust, Python, PHP (backend), TS/JS (frontend) + C#, VBA
- Platforms: Kafka, Quarkus, Actix, Axum, FastAPI, Flask, Svelte, React, serverless, containers etc.
Started in IT/Telecoms designing and delivering highly reliable distributed customer facing systems in software engineer and manager roles (IBM, Lucent/Avaya). Post-MBA, did strategy consulting (McKinsey) and internal auditing, returning to Ops & Tech in financial services delivering a major transformation project (Barclays, Citibank). Freelance business consulting work morphed into technology delivery driven by customer need for high quality, reliable, well architected systems. Delivered over 100 projects for 40+ clients, from startups to Fortune 500.
English
Native or bilingual
Remote only
Primarily works remotely
Experience
- Zivatar LimitedFreelance Consultant - Principal Engineer / ArchitectCONSULTING AND AUDITSJanuary 2018 - Today (8 years and 5 months)Helensburgh, United Kingdom100+projects with 40+ global SME/Startup clients• • Delivered investor-ready business plans and decision support for Angel to Series A startups and new ventures.• • Led and delivered technology projects from business requirements through architecture and development to cloud deployment and operations.• • Built market analytics and simulation systems in the crypto space and for academia.• • Modernised workflow-heavy business platforms with repeatable migration/cutover and day-1 full operations.
- CitibankAudit Director, Franchise Audit (Internal Audit)BANKING AND INSURANCEJanuary 2013 - January 2018 (5 years)London, United Kingdom• • Led franchise governance audits reviewed by ExCo and regulators, delivering critical regulatory requirement under tight timelines.• • Built repeatable audit analytics and reporting packs across roughly 100 coun tries using controlled, multi-source data acquisition.• • Maintained audit methodology and testing programs aligned to evolving regulatory expectations.
- CitibankGlobal Head of Automation and Reporting (SVP), Client Onboarding / Iden tity ManagementBANKING AND INSURANCEJanuary 2011 - January 2013 (2 years)London, United Kingdom• • Consolidated regional onboarding and identity workflows into a single global platform with end-to-end case tracking and embedded controls.• • Ran a multi-year program across seven locations on three continents; aligned product, operations, and technology stakeholders with governance reporting.• • Built out the operational and financial management information for global onboarding operations organisation of about 700.
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Education
- Master of ScienceTechnical University of Budapest (BME)1999Computer Science with specialisation in business and high reliability systems
- Master of Business AdministrationHEC, Paris2006MBA with specialisation in strategy, financial analytics and corporate finance