Principal UI Engineer: Lead Scalable, High-Performance UIs

TP ICAP • belfast, northern ireland, United-Kingdom • Posted June 29, 2026

Location belfast, northern ireland
Job Type Full-time
Category IT & Technology
Posted June 29, 2026
A leading financial services company in Northern Ireland is seeking a Principal UI Engineer to drive the design and development of high-performance UI applications. The ideal candidate will have proven experience in technical leadership within complex systems, proficiency in HTML5 and CSS, and strong knowledge of AWS services and Infrastructure as Code. Responsibilities include mentoring UI engineers, establishing standards, and collaborating with teams to refine requirements. This role also involves ensuring high code quality and optimizing performance in a cloud environment.
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