Lead UX Designer

4w1 month ago

Billtrust

US · Full-time · $145,000 – $160,000

About this role

Finance leaders choose Billtrust to get paid faster and control costs. As the leader in B2B accounts receivable workflow and payment software, we provide AI-powered solutions across the full AR lifecycle for over 2,600 global customers.

This role drives product design strategy and execution, setting the standard for quality and research rigor. You will own complex problem spaces end-to-end, from framing opportunities with users to delivering high-fidelity, production-ready designs for web and platform experiences.

You will design AI-native product experiences including conversational interfaces and predictive UI, and leverage AI tools to accelerate the design process. This is a role for someone who thinks in systems, leads through influence, and thrives where design decisions have real commercial consequences.

We are an AI-first company, using AI tools daily across every function to work faster and deliver better outcomes. You will join a culture relentlessly focused on meaningful customer outcomes, where you can do the best work of your career at the frontier of AI and fintech.

Requirements

Proven ability to drive product design strategy and execution across a team, setting standards for quality and research rigor.
Experience owning complex problem spaces end-to-end, from framing opportunities to delivering production-ready designs.
Expertise in designing AI-native product experiences including conversational interfaces, predictive UI, and human-AI interaction patterns.
Ability to leverage AI tools and agentic workflows to accelerate design exploration and validation.
Strong systems thinking and ability to lead through influence in a cross-functional environment.
Experience planning and executing user research (generative and evaluative) to inform product direction.
Demonstrated skill in creating cross-platform user flows, interaction models, and design specifications for engineering handoff.

Responsibilities

Drive end-to-end design for complex, multi-step SaaS products from problem framing through high-fidelity prototyping and handoff.
Lead creation of cross-platform user flows, interaction models, and design specifications that translate cleanly to engineering.
Design AI-native product experiences including conversational UI, predictive features, AI output states, and human-AI interaction patterns.
Leverage AI design tools and agentic workflows to accelerate exploration, generate design variations, and reduce time-to-validation.
Champion design quality across the team, establishing patterns and raising the bar on craft, consistency, and usability.
Plan and execute user research — both generative and evaluative — to continuously inform product direction.
Synthesize research insights to frame opportunities and validate hypotheses with users.

Benefits

AI-first tools and workflows used daily across all functions to work faster and deliver higher-quality outcomes.
Opportunity to design at the frontier of AI and fintech, shaping products that incorporate cutting-edge AI features.
Culture relentlessly focused on meaningful customer outcomes with a team that values innovation, action, and excellence.