Senior UX Designer - Research, Prototyping & IA

Momentum; Centurion; On-site; ZAR 360,000 - 540,000; Full time

Job summary

Momentum seeks a UX designer to monitor and enhance user satisfaction across solutions by improving usability, accessibility, and experience. You will collaborate with product managers and stakeholders to define objectives, build wireframes, and prototype interactive flows.

You will lead usability testing and work with development teams to implement polished designs, bringing strong front‑end awareness and user‑centered thinking.

Qualifications

• Bachelor/degree equivalent in UX or business-related field preferred.
• 3–5 years of UX design experience.
• Experience designing for complex digital environments.
• Proficiency with UX tools (InVision, Axure, Balsamiq) and front‑end basics (HTML5, CSS3, JavaScript).
• Project management experience desired.

Responsibilities

• Collaborate with product managers to define user objectives and flows.
• Build wireframes and convert them into interactive prototypes.
• Design engaging experiences within platform constraints and technical limits.
• Facilitate user testing and incorporate feedback to improve concepts.
• Work with development and QA to ensure designs are implemented as intended.
• Plan and conduct user research and usability testing.

Skills

UX design

InVision

Axure

Balsamiq

HTML5

CSS3

JavaScript

Project management

Storyboarding

Persona development

Adobe Suite

Figma

Interaction design

Information architecture

Education

Degree or Equivalent in Business Management

Grade 12/ Matric Certificate

Tools

InVision

Axure

Balsamiq

Adobe Suite

Figma

HTML5

CSS3

JavaScript

Job description

Momentum seeks a UX designer to monitor and enhance user satisfaction across solutions by improving usability, accessibility, and experience. You will collaborate with product managers and stakeholders to define objectives, build wireframes, and prototype interactive flows.

You will lead usability testing and work with development teams to implement polished designs, bringing strong front‑end awareness and user‑centered thinking.