Principal Product Designer, FinTech

About the position

Join T-Mobile’s Product, Experience Design & Innovation team as a Principal Product Designer, where you’ll play a critical role in shaping the future of our digital consumer service experiences. As a leader in user experience strategy and product innovation, you will drive the reimagination of our enterprise-wide digital products, setting a compelling product vision while designing new features and enhancing existing ones. In this role, you will establish scalable UX/UI patterns across web and mobile applications, ensuring consistency, usability, and high-quality execution. You’ll partner closely with Product, Business, and Engineering leaders to define and deliver innovative, customer-centric solutions. Beyond hands-on design work, you’ll mentor and guide designers across the Service domain, acting as a thought leader who influences product strategy and fosters a culture of design excellence, collaboration, and continuous learning. If you're passionate about solving complex user challenges, driving design strategy, and shaping the future of customer experience at scale, this is the role for you.

Responsibilities

• Drive the UX Roadmap and strategy framework through partnership with key leaders and other Principal Designers to ensure cohesive product experience across lines of businesses.
• Act as an evangelist for design thinking, partnering with key leaders to demonstrate how design empowers the creation of better digital products.
• Lead a design and user experience team in the creation of enterprise applications, design frameworks, visual libraries, and scalable interface assets.
• Collaborate with Engineering key leaders to understand and identify tech possibilities and constraints on LOB and company.
• Partner with Engineering key leaders to create new opportunities to develop tech capability that can enhance customer experience on LOB/enterprise level.
• Provide constructive feedback on peer user experience design reviews that’s focused on the big picture and future enterprise vision.
• Create high-level UX assets (workflow, customer journey map, prototype, etc.).
• Solve complex customer experiences while building beautiful, usable interfaces.
• Collaborate with Researchers, other Principal designers and vendors to maintain consistency across the digital ecosystem and organization.
• Analyze research data findings to well understand customer pain points, identify business opportunities, and create a compelling story to drive customer-centric design solutions.
• Influence LOB/enterprise key leadership team by providing design recommendations backed with sound design reasons and solid customer-centric data.
• Guide, mentor and inspire other designers in the team, keeping up with the design industry evolution including best practices, new trends and technologies.
• Work independently on projects with direction from Design Manager and Product Manager.
• Partner with teammates to provide feedback and direction to ensure intuitive and innovative solutions and drive consistency following established design principles, guidelines and patterns.
• Collaborate internally and externally to continuously evolve team processes and design practice.
• Create an environment that fosters internal and cross team collaboration.

Requirements

• Bachelor's degree in human-centered design, computer science, research, or related work experience in Service.
• 7+ years of experience in user experience, digital strategy, or product management.
• 5+ years' experience working with Figma.
• Demonstrated ability to lead highly technical, complex projects with cross-functional teams of strategists, designers, and engineers.
• Outstanding interpersonal, communication, presentation, data analysis, and storytelling skills.
• Excellent collaborator and communicator.
• Demonstrates a high level of executive accountability, initiative, flexibility, and the ability to prioritize resource workload to efficiently deliver results.
• Comfortable working in an ambiguous environment.
• Exceptional portfolio of work spanning multiple design projects that represent complex experiences related to Service.

Nice-to-haves

• Experience with the design of AI-enabled features and interaction.

Benefits

• Medical, dental and vision insurance.
• Flexible spending account.
• 401(k).
• Employee stock grants.
• Employee stock purchase plan.
• Paid time off and up to 12 paid holidays.
• Paid parental and family leave.
• Family building benefits.
• Back-up care.
• Enhanced family support.
• Childcare subsidy.
• Tuition assistance.
• College coaching.
• Short- and long-term disability.
• Voluntary AD&D coverage.
• Voluntary accident coverage.
• Voluntary life insurance.
• Voluntary disability insurance.
• Voluntary long-term care insurance.
• Mobile service & home internet discounts.
• Pet insurance.
• Access to commuter and transit programs.