At a Glance
- Tasks: Lead the development of a high-performance React component library and design system.
- Company: Join a $24M Series A AI integration gateway backed by Google Ventures.
- Benefits: Enjoy private healthcare, a home office budget, and a dynamic work culture.
- Other info: Work alongside a veteran team from Google, Microsoft, and Coinbase in a fast-paced environment.
- Why this job: Be the first dedicated UX Engineer and set the visual standards for an innovative platform.
- Qualifications: 4+ years in frontend development with expertise in React, TypeScript, and modern CSS frameworks.
The predicted salary is between 60000 - 80000 £ per year.
As the first dedicated UX Engineer, you will define the visual language and performance standards for an AI-powered integration platform. You’ll bridge the gap between design and engineering, owning the component library and micro-frontend architecture while ensuring every pixel and interaction meets the highest standards of craft and polish.
Location: London, UK
Why this role is remarkable:
- Ownership of the entire UI ecosystem as the first dedicated UX specialist, setting the visual and technical bar for a product-led integration gateway.
- High-velocity environment backed by $24M from premier investors like GV and Workday Ventures, scaling rapidly to meet the demands of the agentic AI era.
- Exceptional engineering culture with a veteran team from Google, Microsoft, and Coinbase, offering generous perks like private healthcare and a dedicated home office budget.
What You Will Do:
- Lead the development and stewardship of a high-performance React component library and design system that powers all SaaS and AI agent integrations.
- Ship pixel-perfect user interfaces while optimizing Core Web Vitals, bundle sizes, and hydration patterns to ensure industry-leading performance.
- Build internal tooling and AI-assisted rules to empower other technical teams to contribute to the frontend while maintaining strict architectural standards.
The ideal candidate:
- 4+ years of professional frontend experience with expertise in React, TypeScript, and modern CSS frameworks like Tailwind.
- Proven track record of building, migrating, or maintaining complex design systems and component libraries at scale.
- Deep technical knowledge of web performance tuning, including Lighthouse metrics, code-splitting, and monorepo tooling like NX or Turborepo.
Senior UI Engineer at $24M Series A AI integration gateway backed by GV employer: Jack & Jill
Join a dynamic and innovative team as a Senior UI Engineer at a cutting-edge AI integration gateway in London, where you'll have the unique opportunity to shape the visual language and performance standards of our platform. With generous benefits including private healthcare and a dedicated home office budget, alongside a vibrant engineering culture fostered by industry veterans from Google and Microsoft, this role offers not just a job, but a chance to grow and thrive in a high-velocity environment backed by top-tier investors like GV and Workday Ventures.
StudySmarter Expert Advice🤫
We think this is how you could land Senior UI Engineer at $24M Series A AI integration gateway backed by GV
✨Show Off Your Portfolio
In the world of UX/UI design, your portfolio speaks volumes! Make sure it's packed with your best work and showcases your process, not just the final product. We want to see how you tackle design challenges, so consider adding case studies that reflect your thought process and user-centric approach.
✨Get Involved in Design Communities
Jump into local or online design meetups and workshops! Places like UXPA or local design events can be goldmines for networking and learning. Plus, mingling with fellow designers can introduce you to potential job openings that might not be listed elsewhere.
✨Tailor Your Applications
When you find a role that excites you, like the one at Jack & Jill for a Senior UI Engineer at $24M Series A AI integration gateway backed by GV, make your application count! Highlight specific projects and skills that directly relate to the job description. Hiring managers are looking for candidates who fit into their specific team, so show them you’re the one!
✨Leverage Social Media
Don't underestimate the power of social media in finding a UX/UI design job! Follow design leaders on platforms like Twitter or Instagram, share your work, and engage in conversations. It’s a great way to get noticed by recruiters and even catch wind of openings at companies like Jack & Jill before they go live!
We think you need these skills to ace Senior UI Engineer at $24M Series A AI integration gateway backed by GV
Some tips for your application 🫡
Showcase Your Design Process:When you're applying for a UX/UI Design role like Senior UI Engineer at $24M Series A AI integration gateway backed by GV at Jack & Jill, make sure to include examples that clearly highlight your design process. We want to see not just the final product but also the journey that led you there—wireframes, user personas, and iterations demonstrate your thought process and user-centric approach!
Tailor Your Portfolio:A tailor-made portfolio is crucial for a full-time design role! Curate your best projects that align with the kind of work Jack & Jill does. We suggest including 3-5 case studies that showcase a variety of skills such as wireframing, prototyping, and user testing to really make your application pop.
Craft a Compelling Cover Letter:Your cover letter should not just be a summary of your CV. Use it to express why you’re excited about UX/UI Design and what draws you specifically to Jack & Jill. Mention any relevant experience, tools you’re proficient in (like Sketch or Figma), and how you can contribute to their projects.
Highlight Collaboration Skills:In the world of UX/UI Design, teamwork is crucial. Make sure to highlight any past experiences where you worked in cross-functional teams. Illustrate how you communicated design decisions and listened to feedback, as this will resonate well with the culture at Jack & Jill.
How to prepare for a job interview at Jack & Jill
✨Show Off Your Portfolio
When you're gunning for a full-time UX/UI design role, your portfolio is your best friend! Make sure you've got a solid selection of your work, showcasing not just the final designs, but the process behind them—think wireframes, user flows, and any user research you've conducted. During the interview with Jack & Jill, be prepared to discuss your design decisions and how they solve specific user problems.
✨Prepare for Design Challenges
Expect to face some practical design tasks during your interview. Jack & Jill might ask you to tackle a quick design challenge or critique an existing interface. Brush up on your problem-solving skills and try to articulate your thought process as you work through these scenarios. Showing how you approach a design problem is just as important as the final output!
✨Know the Tools of the Trade
Familiarise yourself with the tools commonly used in the industry—figma, Adobe XD, or Sketch should be second nature to you. Be ready to discuss your preferred tools during the interview and how they've shaped your design process at previous positions. This knowledge could give you an edge at Jack & Jill!
✨Show Passion for User Experience
In a full-time UX/UI design role, having a genuine passion for improving user interactions can set you apart. Be prepared to share instances when you went above and beyond to ensure a great user experience in your previous projects. This will demonstrate that you’re not just a designer, but a user advocate, which is exactly what Jack & Jill is looking for.
