Usability Engineer

We are seeking a Usability Engineer with deep knowledge in human factors, cognitive psychology, and behavioral UX. The ideal candidate has hands-on experience with usability testing methods, accessibility audits, heuristic evaluations, and a track record of translating findings into actionable design improvements. NN/g or HFI certifications are highly preferred.

Location
Riyadh, Saudi Arabia

Key Responsibilities

• Plan, conduct, and analyze formative and summative usability studies, including moderated/unmoderated tests
• Perform heuristic evaluations, cognitive walkthroughs, and accessibility assessments
• Collaborate closely with designers, developers, and product managers to improve user experience based on findings
• Create and maintain usability testing protocols, documentation, and research repositories
• Define and measure usability KPIs (task success rate, error rate, time on task, etc.)
• Advocate for evidence-based design decisions and usability best practices across teams
• Support the development of design systems and product guidelines with usability input
• Help train and mentor cross-functional teams on usability principles and tools

Requirements

• Bachelor’s or Master’s in Human Factors, Cognitive Science, Human-Computer Interaction (HCI), Psychology, or a related field
• 2–4 years of experience in usability engineering, UX research, or a similar role
• Strong foundation in usability principles and testing methodologies
• Experience with tools like UserTesting, Lookback, Maze, Hotjar, Optimal Workshop, or similar
• Familiarity with design tools such as Figma, Axure, or Adobe XD
• Strong statistical and analytical skills for interpreting test results
• Experience documenting research and presenting to technical and non-technical stakeholders
• Understanding of WCAG accessibility guidelines and inclusive design