Principal Software Engineer (Frontend/UI UX)📣 Job Ad

About the Role

JAL International Co. Ltd. is seeking a Principal Software Engineer with a specialization in Frontend/UI-UX to join their team in Dhahran, Eastern region. This contract role involves defining interaction architecture and delivering high-assurance, mission-critical digital platforms, while setting the technical direction for the team. The engineer will operate in an Agile environment, addressing complex usability challenges related to real-time data synchronization, cryptographic state visualization, and secure content handling.

Key Responsibilities

• Architect user flows for applications requiring real-time state updates and low-latency user feedback.
• Design unobtrusive visual indicators for data integrity, encryption status, and content protection layers.
• Independently develop pixel-perfect, responsive components using *** and TypeScript.
• Implement complex client-side logic for dynamic content rendering and secure data presentation.
• Ensure seamless integration with RESTful APIs and real-time WebSockets for live telemetry data.
• Own and expand the internal Design System (icons, typography, atomic components) across web, mobile, and desktop.
• Create high-fidelity interactive prototypes in Figma to validate complex workflows and state transitions with engineering stakeholders.
• Transform abstract security concepts (identity verification, data classification, regulatory compliance) into clear, human-readable interface elements.
• Champion inclusive design, conducting accessibility audits to guarantee usability across diverse enterprise and government demographics.

Required Qualifications and Experience

• Bachelor's or Master's degree in Computer Science, Design, Human-Computer Interaction (HCI), or a related field.
• 8+ years of professional experience in UI/UX design and front-end engineering.
• Proven ability to architect, build, and deploy complex, stateful web applications (real-time dashboards, high-density data-processing interfaces) at scale.
• Clear track record of translating UX requirements into production-ready code within structured Agile/Scrum workflows.
• Highly experienced in secure API integration and managing complex client-side state logic.
• Comprehensive understanding of WCAG AA guidelines and ARIA roles.
• Proven ability to articulate and defend complex design decisions to engineering and product stakeholders in fluent English.
• Deep commitment to representing the "voice of the user" in technical discussions.

Technical Skills

• Strong proficiency in HTML5, CSS3, and TypeScript, including secure integration of RESTful APIs and WebSockets.
• Mandatory professional experience with the *** ecosystem (Pinia, Vue Router).
• Expert proficiency in Figma (Auto Layout, Components, Prototyping).

Desirable Certifications

• Google UX Design Professional Certificate.
• Certified Professional in Accessibility Core Competencies (CPACC).
• UX Certification from Nielsen Norman Group (NN/g).

Work Environment and Location

This contract position is based in Dhahran, Eastern region, and operates within an Agile development environment. The role blends expert proficiency in design tooling with robust front-end engineering, combining deep UX ownership with production-level UI implementation.