Senior UX Designer

Overview

Permanent, full-time, 4 days per week in office

Connecting clients to markets – and talent to opportunity.

With 4,500+ employees and over 300,000 commercial, institutional, payments, and retail clients, we operate from more than 70 offices spread across six continents. As a Fortune 100, Nasdaq-listed provider, we connect clients to the global markets – focusing on innovation, human connection, and providing world-class products and services to all types of investors.

Whether you want to forge a career connecting our retail clients to potential trading opportunities, or ingrain yourself in the world of institutional investing, Stone

X Group is made up of four business segments that offer endless potential for progression and growth.

Position

Purpose:

We are seeking an experienced Senior UX Designer to lead the strategy, research, and execution of UX across our websites and digital marketing journeys. Working within a cross-functional marketing team, you will shape user experience direction, guide complex UX initiatives, and champion best practice across our global digital estate.

This role combines hands-on design with strategic influence, leadership, and collaboration, ensuring our marketing experiences are user-centered, effective, and commercially impactful.

Primary duties will include:

• Partner with marketers, developers, content specialists, and fellow designers to create and refine concepts, wireframes, prototypes, and high-fidelity UX deliverables for websites and marketing journeys.
• Contribute to user research and insight-gathering activities, helping ensure decisions are informed by data and user behavior.
• Develop clear design documentation including information architecture, navigation structures, user flows, and interaction patterns across our marketing platforms.
• Participate in or help facilitate usability testing and A/B testing to validate solutions and optimize performance.
• Support continuous refinement of user journeys, ensuring they remain logical, seamless, and aligned with marketing goals.
• Collaborate closely with developers to support implementation and maintain design quality.
• Stay informed about UX best practice, tools, accessibility standards, and digital marketing trends, proactively contributing fresh ideas.

To land this role you will need:

• Extensive UX design experience, ideally within complex digital ecosystems or high-traffic websites.
• Expertise in user-centered design methodology, UX research, interaction design, and conversion-focused optimization.
• Advanced proficiency with Figma, Sketch, or similar tools.
• Proven experience designing for large-scale websites, responsive experiences, and marketing funnels.
• Strong communication and stakeholder-influencing skills, with the ability to articulate design reasoning clearly.
• Experience working with analytics, SEO considerations, and experimentation frameworks (e.g., A/B testing).
• Experience in financial services or similarly regulated industries is desirable but not essential.

Working environment:

• Permanent, full-time, 4 days per week in office.