Lead UX Designer

ActAI; Greater London; On-site; GBP 45,000 - 70,000; Full time

Job summary

ActAI is seeking a UI designer to craft beautiful, fast, and intuitive interfaces for our AI-native productivity tools. You will focus on visual design, ensuring screens are clear, polished, and easy to use, collaborating with product designers and engineers to bring the user experience to life.

Candidates should have excellent visual design, typography, layout skills, experience building design systems, and proficiency with Figma.

Qualifications

• Strong eye for typography, spacing and visual hierarchy.
• Experience creating and maintaining design systems.
• Proficiency with Figma and design tooling.
• Attention to detail and craftsmanship.

Responsibilities

• Design high-quality user interfaces.
• Build and maintain UI components and design systems.
• Refine layouts, typography, spacing, and visual consistency.
• Work closely with product and engineering to deliver pixel-perfect experiences.
• Continuously improve the quality of the product interface.

Skills

Excellent visual design

Typography & layout

Design systems

Figma proficiency

Tools

Figma

Job description

There are over 5 billion users using basic applications today such email, notes, tasks, calendar and they're not AI-native. Our mission is to build proactive applications for anyone in the world, who are not used to complex prompting. We aim to bring intelligence to conversations, errands, organising and workflows, with minimal prompting.

Our product focuses on achieving high reliability for long-running workflows, persistent context, and real-world task completion. We believe products will greatly reduce hallucinations.

Our objective is to organise anyone's life, allowing us all to spend time on valuable and meaningful things.

About the Role

Create beautiful, fast, and intuitive interfaces for ActAI.

You'll focus on the visual design of our products, ensuring every screen is clear, polished, and easy to use. Working alongside Product Designers and engineers, you'll bring the user experience to life through exceptional interface design.

What You Will Be Doing

• Design high-quality user interfaces
• Build and maintain UI components and design systems.
• Refine layouts, typography, spacing, and visual consistency.
• Work closely with product and engineering to deliver pixel-perfect experiences.
• Continuously improve the quality of the product interface.

What You Will Need

• Excellent visual design, typography, and layout skills.
• Experience building and maintaining design systems.
• Proficiency with Figma.
• Strong attention to detail and craftsmanship.

How We Work

The best products in the world are built by small, highly capable teams. We operate with high talent density, fast execution speed, and strong ownership. We care deeply about product quality, clear thinking, and practical execution.

This is a hands-on environment. Everyone is expected to contribute directly, operate independently, and make good decisions under ambiguity. Our goal is to build products that are genuinely useful to billions of people globally.

For design roles, we expect candidates to submit a portfolio as part of the application process.

If there appears to be a fit, we'll reach out to schedule 2 rounds of interviews and a design challenge.

Applications are evaluated by our team members. Interviews will be conducted via virtual meetings and/or onsite.

We value transparency and efficiency, so expect a prompt decision. If you've demonstrated the exceptional skills and mindset we're looking for, we'll extend an offer to join us. This isn't just a job offer; it's an invitation to be part of a team that's bringing AI to have practical benefits to billions globally.