Job description: Accessibility
Tester

Accessibility Specialist Tester

An Accessibility Specialist / Tester for a Design System ensures that UI
components are fully inclusive and compliant with WCAG standards before they
reach production. They partner with designers and developers to catch barriers
early, saving massive remediation costs later

Desirable : Certifications: IAAP CPACC (Certified Professional in Accessibility
Core Competencies) or WAS (Web Accessibility Specialist).

We are seeking profiles with demonstrable experience in:

•
Manual accessibility testing (screen readers, keyboard, focus management)

•
WCAG 2.2 AA knowledge and communicating that knowledge to designers and
developers

•
Designing and executing accessibility test plans

•
Functional and visual QA testing across web and native app environments

•
Providing explicit, actionable accessibility defect remediation guidance to
engineering teams

•
Experience working within or alongside design systems, High -quality
accessibility specialists with solid knowledge of WCAG 2.2 AA, design systems
and with Testing experience (including assistive
technologies)

A robust candidate will also be able to:

•
Author structured acceptance criteria and test plans for Optus design system
components, covering all variants and states, across relative assistive
technology and environment combinations

•
Operate autonomously and partner closely with design and engineering teams

•
Contribute to reusable guidance and accessibility documentation

Key responsibilities

Requirement gathering

- Analyse and add accessibility defects from current state

- Update and maintain the Design System accessibility defect backlog.

- Audit industry best practices for accessibility across design systems.

Discovery & Design Review

- Align with designers and developers to align on component scope,
behaviour, and accessibility expectations.

- Own accessibility reviews for all component contributions across
design and development phases.

- Ensure design proposals align with WCAG 2.2 AA requirements prior to
implementation

- Advocate for inclusive design by applying accessibility expertise to
influence content structure, interaction patterns, and UI/UX decisions

Code & testing

- Ensure components adhere to acceptance criteria

- Ensure implementation follows ARIA and HTML accessibility best
practices.

- Design and execute comprehensive accessibility test plans across
Storybook, web platforms, and native mobile applications (iOS and Android)

- Perform manual and regression testing, including using JAWS,
VoiceOver, and TalkBack across desktop, mobile web, and native environments

- Identify accessibility defects and document findings in clear,
actionable, and prioritised reports for internal teams

- Partner with developers to support remediation by providing guidance
on resolving accessibility issues and validating fixes through retesting

Documentation & guidance

- Produce and maintain accessibility documentation and usage guidance
for design system components based on user needs and industry best practices

- Translate accessibility requirements and outcomes into practical
guidance that supports teams in building accessible experiences consistently