Senior Frontend Engineer – Design System Lead & Performance

{ “@context”: “http://schema.org”, “@type”: “JobPosting”, “title”: “Senior Frontend Engineer – Design System Lead & Performance”, “description”: “SEEKR is looking for a skilled UX Engineer to elevate their product experience. You will own the design system, ensure high-quality UI in React, and focus on optimizing performance. With a role split between 70-80% front-end and 20-30% back-end tasks, you will collaborate closely with the Product Manager and Designer. Candidates should have 4+ years of experience, a strong UX sense, and proficiency in React and TypeScript. Attractive compensation including £80k–£100k salary and other benefits is offered.#J-18808-Ljbffr”, “datePosted”: “2026-04-28”, “hiringOrganization”: { “@type”: “Organization”, “name”: “SEEKR”, “sameAs”: “https://uk.whatjobs.com/pub_api__cpl__416680609__4861?utm_campaign=publisher&utm_medium=api&utm_source=4861&geoID=33” }, “jobLocation”: { “@type”: “Place”, “address”: { “@type”: “PostalAddress”, “addressLocality”: “London” } } }
Company: SEEKR
Apply for the Senior Frontend Engineer – Design System Lead & Performance
Location: London
Job Description:

SEEKR is looking for a skilled UX Engineer to elevate their product experience. You will own the design system, ensure high-quality UI in React, and focus on optimizing performance. With a role split between 70-80% front-end and 20-30% back-end tasks, you will collaborate closely with the Product Manager and Designer. Candidates should have 4+ years of experience, a strong UX sense, and proficiency in React and TypeScript. Attractive compensation including £80k–£100k salary and other benefits is offered.#J-18808-Ljbffr…

Posted: April 28th, 2026