Senior UX​/UI Designer - App Ops

Who We Are

VML, part of WPP, is a leading creative company that combines brand experience, customer experience, and commerce, creating connected brands to drive growth. VML is celebrated for its innovative and human first, award-winning work for blue chip client partners including AstraZeneca, Colgate-Palmolive, Dell, Ford, Microsoft, Nestlé, The Coca-Cola Company, and Wendy's. The agency is recognized by the Forrester Wave™ Reports, as a Leader among Marketing Creative and Content Service Providers, Commerce Services, Global Digital Experience Services, Global Marketing Services and, most recently, Marketing Measurement & Optimization.

In addition, VML’s specialist health network, VML Health, is one of the world’s largest and most awarded health agencies. VML’s global network is powered by 26,000 talented people across 55+ markets, with principal offices in Kansas City, New York, Detroit, London, São Paulo, Shanghai, Singapore, and Sydney.

About WPP

WPP is the trusted growth partner for the world’s leading brands. We unite cutting-edge media intelligence and data solutions, world-class creativity, next-generation production, transformative enterprise solutions and expert strategic counselin a single company –powered by exceptional talent and our agentic marketing platform, WPP Open,to help our clients navigate change, capture opportunity and deliver transformational growth. For more information, visit

We are seeking a highly skilled and passionate

Senior UX/UI Product Designer with a specialized focus on mobile applications to join our dynamic, flexible team, embedded directly with a leadingautomotive client's App Operations team. This hybrid role is for a hands-on designer who excels at crafting, optimizing, and delivering exceptional mobile-first digital experiences that drive user engagement, enhance operational efficiency, and seamlessly integrate into the broader automotive customer journey.

You will be instrumental in translating complex automotive functionalities and operational needs into intuitive and delightful mobile user interfaces. Working collaboratively within a cross-functional team, you will be responsible for the end-to-end design lifecycle of the client's mobile apps, ensuring every pixel and interaction is meticulously considered and executed.

Please note that this job is a full-time perm position in London.

You are a hands-on, highly motivated, self-sufficient Senior UX/UI Product Designer with deep expertise in mobile-first design principles, patterns, and best practices. Your passion for user-centric design pushes you to create intuitive, efficient, and visually appealing mobile experiences for our automotive client.

Mobile-First Design & Execution:

• Lead the end-to-end UX and UI design process for features and functionalities within the client's mobile applications (iOS and Android).
• Develop detailed user flows, interaction models, information architecture, wireframes, and interactive prototypes specifically tailored for mobile platforms.
• Create pixel-perfect, high-fidelity UI designs, incorporating the client's brand guidelines, design system, and best practices for mobile usability and aesthetics.
• Focus on micro-interactions, gestural controls, haptic feedback, notification systems, and responsive layouts for various mobile device sizes and orientations.
• Ensure all designs are technically feasible and collaborate closely with developers during implementation, providing detailed specifications and reviewing UI for fidelity.
  User Research & Testing (Mobile Context):
• Conduct and participate in user research sessions (e.g., usability testing on mobile devices, remote ethnography, A/B testing within apps) to gather insights specific to mobile user behaviour and preferences.
• Analyze app analytics, user feedback, and market trends to identify pain points and opportunities for mobile app experience improvements.
• Translate research findings into actionable design recommendations and iterate on designs based on user…