Senior UX UI Designer

Description:

Location: Kansas City, MO (on-site)

Department: Digital Marketing

Reports To: Director of Digital Marketing

Position Type: Full Time

Crux is a fast growing un agency known for smart strategy, clean creative, and a reputation for delivering work that actually performs. We are looking for a Senior UX UI Designer who can live in two worlds and thrive. You will lead UX and design for websites and landing pages, then bring those experiences to life through front end implementation in WordPress. If you love owning a build from the first sketch to launch day, this is your seat.

This role sits at the intersection of experience design, conversion focused strategy, and front end development. You will collaborate daily with strategy, content, SEO, GEO, and paid media to create experiences that drive traffic, engagement, and measurable results for both B2B and B2C clients.

The ideal candidate is equal parts thinker and doer and is energized by solving problems, improving experiences, and building clean, stable, high performing websites.

Who You Are

You are someone who:

• Models TEAM CRUX values in every interaction
• Works with an analytical, curious, and data aware mindset
• Builds strong relationships across teams and clients
• Adapts quickly to changing priorities and client expectations
• Manages projects with strong organization and follow through
• Communicates with maturity and good judgment
• Works effectively across all disciplines within the agency

What You Will Do

UX, UI, and Experience Design

• Lead discovery and UX planning for website and landing page engagements including user flows, key tasks, information architecture recommendations, wireframes, and prototypes
• Design modern, clean, conversion minded UI aligned to brand, strategy, and campaign goals
• Audit existing sites to identify UX friction, accessibility concerns, and front end issues and then recommend and implement improvements
• Maintain a consistent UX system and component approach that is reusable and scalable across projects

WordPress and Front End Development

• Build and ship WordPress sites including templates, global sections, and reusable components
• Translate UI designs into responsive, accessible front end code using strong HTML, CSS, and practical JavaScript
• Implement CMS structures and systems that support content authors and reduce custom one off page creation
• Configure and manage plugins with a disciplined, minimal approach to avoid bloat and ensure stability
• Troubleshoot issues across environments, browsers, devices, and WordPress ecosystems
• Support light custom development including templates, integrations, forms, and tracking requirements

Performance, QA, GEO, and Compliance

• Identify and fix performance issues using best practices including image optimization, script hygiene, and caching awareness
• Lead QA standards across responsiveness, browser compatibility, forms, accessibility, and launch readiness
• Ensure SEO and GEO best practices are followed, including adherence to accessibility expectations
• Collaborate with internal teams to ensure sites align with privacy needs, compliance requirements, and any client specific regulations

Strategy and Collaboration

• Partner with internal teams to ensure each site supports brand strategy and campaign objectives
• Monitor performance metrics and user behavior to identify optimization opportunities and implement iterative improvements
• Stay current on UX, WordPress, and front end trends and apply them with intention rather than complexity
• Build proof of concept prototypes to validate ideas or support client pitches
• Support experimentation efforts including A and B testing across landing pages and conversion paths

Website Maintenance and Support

• Maintain multiple client web properties including updates, enhancements, fixes, and ongoing improvements
• Respond to site issues quickly and calmly with a solutions oriented mindset
• Uphold security best practices including diligent updates to core, plugins, and themes

Requirements:

What You Bring

• 6+ years of experience in a hybrid UX UI and front end development role
• Strong hands on experience building marketing sites in WordPress
• Experience with Breakdance is strongly preferred
• A portfolio that shows both your thinking and your visual execution
• High proficiency in HTML, CSS, responsive design, cross browser compatibility, and JavaScript fundamentals
• Experience managing multiple web properties at once
• Familiarity with CMS ecosystems and integrations including HubSpot CMS, Shopify, and Webflow
• Experience with DNS management
• Understanding of how hosting and server environments influence load times and performance
• Strong communication skills with the ability to explain complex concepts clearly
• A self starter mindset with strong time management in a fast paced, deadline driven environment
• Comfort using AI tools such as Co Pilot, ChatGPT, Gemini, and similar resources to support efficiency and quality