Senior UI/UX Designer
Keystone Recruitment
Job Overview
Who's the hiring manager?
Sign up to PitchMeAI to discover the hiring manager's details for this job. We will also write them an intro email for you.

Job Description
About the Opportunity
Keystone Recruitment's client is building advanced human data infrastructure that powers next-generation AI systems. Their platform enables leading AI labs and global enterprises to source, evaluate, and deploy expert talent into AI training workflows at scale.
They are looking for a Senior UI/UX Designer to help shape and elevate the user experience across their core product offerings.
Role Overview
We’re seeking a Senior UI/UX Designer who is passionate about clarity, usability, and elegant interface design. In this role, you will own the end-to-end design process across critical product surfaces — from discovery and user flows to high-fidelity execution.
You’ll collaborate closely with Product Managers and Engineers to deliver thoughtful, intuitive, and scalable experiences. This position is ideal for someone who combines strategic thinking with strong execution and can elevate the overall design standards of a growing organization.
Key Responsibilities
- Lead product design initiatives from concept through final implementation across web platforms
- Translate complex workflows into intuitive, user-friendly experiences
- Develop user flows, wireframes, prototypes, and high-fidelity designs using Figma
- Maintain and evolve a scalable design system
- Collaborate cross-functionally with product and engineering teams to ensure precise implementation
- Conduct usability testing and incorporate user feedback into iterative improvements
- Advocate for user-centered decision-making in roadmap and strategy discussions
- Ensure accessibility, responsiveness, and performance considerations are integrated into designs
Required Qualifications
- 4+ years of experience in UI/UX or Product Design for web-based products
- Advanced proficiency in Figma (components, auto-layout, prototyping, and design systems)
- Strong portfolio demonstrating end-to-end product design thinking
- Deep understanding of UX principles, interaction design, and visual hierarchy
- Experience designing complex SaaS or B2B platforms
- Strong cross-functional collaboration skills
- High attention to detail and commitment to polished, high-quality interfaces
- Comfortable working in fast-paced, evolving startup environments
Preferred Qualifications
- Experience building or scaling a design system
- Familiarity with frontend development constraints (React, CSS, responsive design principles)
- Experience designing AI-driven or developer-focused products
Why This Role
- High ownership and direct impact on product direction
- Opportunity to work closely with product leadership
- Fast execution cycles with real user impact
- Remote-first culture with a globally distributed team
Key skills/competency
- UI Design
- UX Design
- Product Design
- Figma
- Design Systems
- User Flows
- Prototyping
- Usability Testing
- Interaction Design
- SaaS Design
How to Get Hired at Keystone Recruitment
- Research Keystone Recruitment's culture: Study their mission, values, recent news, and employee testimonials on LinkedIn and Glassdoor.
- Tailor your Senior UI/UX Designer resume: Highlight your 4+ years of experience in UI/UX and product design, Figma proficiency, and experience with SaaS/B2B platforms.
- Showcase your portfolio: Ensure your design portfolio demonstrates end-to-end product design thinking, usability principles, and high-quality interfaces relevant to Keystone Recruitment's client's AI infrastructure.
- Prepare for technical interviews: Be ready to discuss your Figma expertise, design system experience, and understanding of front-end constraints like React and CSS for web-based products.
- Emphasize collaboration and impact: During interviews, articulate your cross-functional collaboration skills and how you've driven user-centered design decisions in fast-paced startup environments.
Frequently Asked Questions
Find answers to common questions about this job opportunity
Explore similar opportunities that match your background