Senior UX (User Experience) and UI (User Interface) Designer Intermediate UX (User Experience) and UI (User Interface) Designer

  • Full Time
  • Gauteng
  • Applications have closed

Website Cell C

At Cell C, we know that because change is inevitable, growth is up to us. While some see change as taking a step back, we see it as a chance to take two steps forward. We believe in embracing change, willing it and being it. That is why since 1999, Cell C Limited has been a proudly South African Lev… read moreel 2 BBBEE customer-first mobile operator that promotes digital inclusion to enhance lives. As an enabler committed to bridging the digital divide in South Africa and ensuring that everyone enjoys the benefits of a modern connected world, we strive to give you world-class products and services to help you change your world. In 2020, we ranked the 19th Most Valuable South African brand in the BrandZ analysis, and as a testament to our focus on service excellence, we have won the 2018/2019 Ask Afrika Orange Index Award. We are committed to playing our part in transforming our society through education, gender empowerment, and digital inclusion initiatives. Our commitment to gender empowerment through our flagship programme Take A Girl Child To Work Day® has netted three Standard Bank Top Women Awards.

Job Description

At Cell C, we are not just a telecommunications company; we are a people-centric and consumer-focused organization committed to delivering exceptional experiences to our customers.
In line with our dedication to customer-centricity, we are seeking a Senior UX (User Experience) and UI (User Interface) Designer to join our dynamic team of #Unstoppables.

Purpose of the Job:

Cell C is a leading telecommunications company in South Africa, committed to providing innovative solutions and exceptional service to our consumers (B2C) and business customers (B2B). Cell C is positioned as a Spirited Disruptor and values integrity, transparency, honesty, and simplicity.
We are seeking a talented and experienced Senior UX/UI Designer to join our dynamic team. The Senior UX/UI Designer is accountable for designing and optimising end-to-end customer experiences across digital and assisted channels, ensuring seamless, intuitive, and commercially effective interactions that drive conversion, customer satisfaction, and cost efficiency.
The role is transformational in nature and will lead the acceleration required for service design to become a leading competence within Cell C.

Main Responsibilities:

Experience and Journey Design

Lead the design and optimisation of end-to-end customer journeys e.g. onboarding, upgrades, self-service, payment
Translate business requirements into user flows, wireframes, and interaction models
Simplify complex processes e.g. Interception of Communications Act registration (RICA), sim swap, credit vetting, plan selection, provisioning
Conceptualise and enhance customer experience across the full digital lifecycle, with focus on conversion and attribution
Enable personalized, omnichannel experiences across web, app, WhatsApp, USSD, and assisted channels

Interface Design and Design Systems

Lead the UI design process from concept to development hand-off
Own, maintain, and evolve the digital design system in Figma across all touchpoints
Act as design authority and quality gatekeeper for component creation, updates, deprecation, consistency, and quality assurance across all outputs
Design high-quality, responsive interfaces for complex products and pricing structures
Ensure design-to-development alignment, acting as primary interface into development teams for components and template rollout

Research, Testing and Continuous Optimisation

Drive and support user research and testing (e.g. usability testing, focus groups, surveys)
Translate product vision into validated design solutions through prototyping and iterative testing
Analyze user behaviour using tools such as Google Analytics 4 and heat-mapping platforms
Identify and resolve UX/UI issues and friction points across digital platforms
Optimise conversion funnels, content, and journeys across owned channels

Delivery, Operations and Performance

Manage end-to-end design delivery, ensuring timeous execution across internal teams and agency partners
Oversee website and mobile platform design operations, including campaign content implementation, functional component design, and conversion tracking alignment
Work closely with development teams to ensure on-brand execution, accurate implementation, and performance scalability
Produce high-quality outputs including journey flows, prototypes, storyboards, and visual designs

Leadership, Collaboration and Domain Influence

Provide design leadership and mentorship to designers and cross-functional team members
Act as final design approval authority to ensure consistency and quality across all digital touchpoints
Collaborate with marketing, brand, commercial, and product teams to shape roadmaps based on UX insights
Facilitate design workshops and stakeholder alignment sessions
Stay informed on industry trends and competitor benchmarks to maintain a competitive edge
Provide thought leadership across the organisation, driving digital experience excellence and commercial outcomes

Minimum Qualification

Bachelor’s Degree or Diploma (NQF Level 6–7) in one of the following:
Human-Computer Interaction (HCI)
Interaction Design
UX Design
Multimedia or Digital Design
Graphic Design
A postgraduate qualification in UX, Design Thinking, or a related field is advantageous

Experience

6–10+ years of experience in UX/UI or Product Design at a lead level
Strong portfolio demonstrating end-to-end journey design and high-quality UI execution
Proven experience managing design systems at scale
Proficiency in Figma, Adobe Creative Suite, and modern design tooling
Experience with workflow systems such as Jira, ClickUP and Monday.com is an advantage
Strong understanding of digital analytics, conversion optimisation, and omnichannel ecosystems
Experience in complex, regulated industries (telecommunications, banking, e-commerce) preferred

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