Job Description

UX Engineer (for a World-Leading AI Laboratory Team)Location: King's Cross, LondonContract: 12 monthsRate: £42.31 per hour PAYEWorking pattern: Hybrid - on-site Tuesday, Wednesday and ThursdayHours: 40 hours per weekWe are looking for an experienced UX Engineer / Front-End Engineer to a World-leading AI laboratory Science team.The team builds early-stage research deployments and highly novel digital products that bring cutting-edge scientific research to life. You will work closely with researchers, engineers and designers to turn emerging ideas into high-quality web products. This is a new position created due to an increase in project demand. You will support one or two fast-moving products, contributing from the early stages of development through to testing, feedback and iteration.Key responsibilities

• Build modern websites and web applications for cutting-edge research products.
• Develop products from the earliest 0-to-1 stage.
• Work closely with researchers to understand complex ideas and translate them into usable digital experiences.
• Partner closely with UX and product designers throughout the development process.
• Build reusable, accessible and well-tested front-end components.
• Write high-quality code using the latest versions of Angular and TypeScript.
• Attend product calls and contribute technical input to project decisions.
• Submit and review code through established code-review processes.
• Test features, gather feedback and iterate quickly.
• Follow engineering standards, coding conventions, design systems and style guides.
• Contribute to product experimentation and A/B testing.
• Identify technical, delivery and user-experience risks early.
• Use AI-assisted coding tools effectively as part of an AI-first engineering approach.
• Work autonomously and prioritise effectively across one or two projects.
• Enable wider engineering teams to focus on research and core technical challenges by owning front-end product delivery.

• At least four years of professional experience in front-end development, UX engineering, UI development or technical prototyping.
• Strong commercial experience with Angular.
• Strong commercial experience with TypeScript.
• Experience building production-quality websites and web applications.
• Experience using current versions of modern front-end technologies.
• Strong knowledge of front-end testing frameworks and automated testing.
• Experience writing clean, maintainable and reusable code.
• Experience working closely with UX, UI or product designers.
• Strong understanding of responsive and accessible web development.
• Experience participating in code reviews and collaborative engineering workflows.
• Ability to work independently and manage competing priorities.
• Experience using AI coding tools within the development process.
• Ability to move quickly while maintaining a high standard of quality.

• Experience working in a 0-to-1 product environment.
• Experience building research, scientific, AI or technically complex products.
• A professional or academic background in science.
• Experience working directly with researchers or research engineers.
• Experience with A/B testing and data-informed product development.
• Experience building prototypes, scripts, plug-ins or internal tools.
• Experience contributing to component libraries or design systems.

• One-to-one interview
• Technical coding interview