Principal Engineer · 18 years

Building scalable systems
that stand the test
of production

Principal Engineer with 18+ years delivering complex distributed systems across capital markets, fintech and enterprise software. Deep expertise in Java, Kafka, microservices and cloud architecture.

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18yr
Industry experience
20+
Technologies
5
Companies
3
Certifications
Current Role
Principal Engineer
ION Trading Ireland Limited · Dublin
Certifications
AWS Certified Cloud Practitioner
Redis for Java Developers
AI – Local LLM & RAG Implementation (Java Spring)
Work Experience
May 2022 — Present
Principal Engineer
ION Trading Ireland Limited · Dublin
Leading engineering on three parallel ION products: the Common Alerting & Monitoring (CAF) platform using Grafana's Four Golden Signals; the ION FX STP API re-engineering integrating Kafka-based trade workflows; and the Barracuda FX Order Management System — containerising the full OMS with Docker, improving test automation infrastructure, and coordinating sprint delivery with product and architecture teams.
Kafka Java 17 Docker Grafana Prometheus Microservices Agile ATDD Robot Framework
November 2013 — May 2022
Technical Team Lead
ION Trading Pvt. Ltd.
Led development of ION's flagship Exchange Trade Processing (XTP) product for management and reporting of Exchange Traded Derivatives. Managed product backlog, sprint estimation, quarterly releases and lean waste identification. Drove multi-tenant architecture redesign for scalability and cost reduction for Tier 1 clients. Won "First Runner Up" in Hackathon 2019 for the Workflow Monitor utility. Received recognition from senior management for multiple PoCs now shipping in production products.
Java Google Guice Multi-Threading Microservices Relational DBs GIT Jenkins Agile
February 2012 — November 2013
Software Designer
Royal Bank of Scotland India (Contract)
Participated in multiple projects within RBS's credit risk and excess management reporting department. High Performer award recipient.
Java SQL / Reporting
August 2007 — January 2012
Software Engineer → Senior Software Engineer
Wipro Technologies / Ericsson Ireland (Contract)
Progressed from Software Engineer to Senior Engineer/Designer across a range of Ericsson initiative projects. Received "Feather in My Cap (FIMC)" awards for outstanding contributions at Wipro.
Java Multi-Threading Relational DBs
Recognitions
🏆
Hackathon First Runner-Up · ION 2019
Awarded First Runner-Up for Workflow Monitor — a utility now used across ION's product suite.
⭐
High Performer Award · RBS
Recognised as a high performer at Royal Bank of Scotland for contributions to credit risk reporting systems.
🪶
Feather in My Cap (FIMC) · Wipro
Multiple FIMC awards as tokens of appreciation for exceptional engineering contributions.
💡
Management Recognition · ION
Developed several utilities and PoCs now shipped in production products across ION, recognised by senior leadership.
Technologies & Tools