UX Engineer, HCI

UX Engineer, HCI

Full-Time 60000 - 80000 £ / year (est.) Home office (partial)
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At a Glance

  • Tasks: Build and prototype AI interfaces that users will love and understand.
  • Company: Join a dynamic team at the forefront of AI technology.
  • Benefits: Competitive salary, flexible work options, and opportunities for growth.
  • Other info: Collaborative environment with a focus on innovation and rapid learning.
  • Why this job: Make a real impact by designing intuitive AI experiences for users worldwide.
  • Qualifications: Strong skills in React, TypeScript, and a passion for user experience.

The predicted salary is between 60000 - 80000 £ per year.

You will sit at the intersection of design and engineering, building the AI interfaces that users actually interact with. This is not a UI maintenance role. You will prototype, test, and ship new interaction patterns for AI-driven experiences where established conventions do not yet exist. This role is focused on HCI - building interfaces that make AI behaviour understandable, controllable, and useful in real workflows.

What You'll Be Doing

  • Build and prototype AI-native product interfaces across web and mobile.
  • Create functional prototypes of new HCI interaction models, including streaming responses, multi-step task flows, real-time feedback loops, and system state visibility.
  • Translate design concepts into working code with high attention to usability, responsiveness, and motion.
  • Experiment with UI patterns that show progress, uncertainty, confidence, failure, and recovery clearly to users.
  • Build interfaces that let users supervise, correct, and redirect AI behaviour without micromanaging the system.
  • Work closely with product, design, and ML teams to validate interaction ideas quickly.
  • Contribute to frontend architecture and reusable UI components for AI product surfaces.
  • Identify and fix usability, performance, and state management issues in AI-driven interfaces.

What You Will Need

  • Strong frontend engineering skills in React, TypeScript, or equivalent.
  • Experience building interaction-heavy or experimental interfaces.
  • Strong product and UX instincts - you can tell when something is unclear or broken from a user's perspective.
  • Ability to prototype rapidly in ambiguous environments with incomplete specs.
  • Understanding of animation, responsiveness, frontend architecture, and UI performance.
  • Interest in HCI interfaces and how to design for trust, control, transparency, and recovery.
  • Comfort working at the boundary of design and engineering without clear handoffs.
  • Ability to move fast while keeping the user experience clear and usable.

How We Work

The best products today in the world were built by small, world class teams. We are a high talent density and hands‑on team. We make decisions collectively, move at rapid speed, striking a balance between shipping high quality work and learning. Joining our team requires the ability to bring structure, exercise judgment, and execute independently. Our goal is to put in the hands of our users a truly magical product.

Interview Process

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 assessment. 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.

UX Engineer, HCI employer: A1

As a UX Engineer focused on HCI, you will thrive in a dynamic and innovative environment where your contributions directly shape the future of AI interfaces. Our company fosters a collaborative work culture that values creativity and rapid experimentation, offering ample opportunities for professional growth and development. Located in a vibrant tech hub, we provide a unique chance to work alongside talented individuals who are passionate about creating meaningful user experiences that impact billions globally.

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Contact Details:

A1 Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land UX Engineer, HCI

Tip Number 1

Get your portfolio ready! Since we want to see your design chops, make sure it showcases your best work. Highlight projects that demonstrate your skills in building interaction-heavy interfaces and your understanding of HCI.

Tip Number 2

Practice makes perfect! Before your interviews, run through common UX scenarios and be prepared to discuss how you would approach prototyping and testing new interaction patterns. We love seeing your thought process!

Tip Number 3

Network like a pro! Connect with current or former team members on LinkedIn or other platforms. They can give you insights into our culture and what we value, which can help you tailor your approach during the interview.

Tip Number 4

Apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, it shows us you’re genuinely interested in joining our team and contributing to our mission.

We think you need these skills to ace UX Engineer, HCI

Frontend Engineering Skills
React
TypeScript
Prototyping
User Experience (UX) Instincts
Interaction Design
Animation Understanding

Some tips for your application 🫡

Show Off Your Skills:Make sure to highlight your strong frontend engineering skills, especially in React and TypeScript. We want to see how you can bring your technical expertise to the table, so don’t hold back!

Portfolio Power:Since we’re looking for design roles, a solid portfolio is a must! Include examples of your interaction-heavy interfaces and any experimental designs you've worked on. This is your chance to shine!

Tailor Your Application:Take a moment to tailor your application to our job description. Show us that you understand the intersection of design and engineering, and how you can contribute to building AI-native product interfaces.

Apply Through Our Website:We encourage you to apply through our website for a smoother process. It helps us keep everything organised and ensures your application gets the attention it deserves!

How to prepare for a job interview at A1

Showcase Your Prototyping Skills

Make sure to bring examples of your previous work that highlight your ability to prototype and test interaction-heavy interfaces. Discuss the thought process behind your designs and how you approached usability and responsiveness.

Understand HCI Principles

Brush up on Human-Computer Interaction (HCI) principles before the interview. Be ready to discuss how you would design interfaces that promote trust, control, and transparency, especially in AI-driven environments.

Prepare for Technical Questions

Expect technical questions related to frontend engineering, particularly in React and TypeScript. Be prepared to demonstrate your coding skills or solve problems on the spot, showcasing your ability to translate design concepts into working code.

Collaborate and Communicate

Since the role involves working closely with product, design, and ML teams, be ready to discuss your experience in collaborative environments. Highlight how you’ve effectively communicated ideas and validated interaction concepts with cross-functional teams.