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Senior Frontend Engineer

  • Hybrid
  • 6+ years

Salary

Not stated

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Description

As AI continues to shape the way we live and work, the company develops products to enhance visual communication and enterprise skill development, helping people work better and stay at the center of successful organizations.

Responsibilities

  • As a Senior Frontend Engineer on our Website team, you'll be a co-owner of the platform behind the company's site : the component library, content model and rendering stack that every page on our marketing site is built from. You'll shape direction and make key technical decisions with the team, likely with a focus area of your own but context across the whole system. This is a hands-on engineering role, and your primary output is high-quality component and schema code, plus the tooling that lets others build with it.
  • Millions of people visit the company's site every month, and it is one of the main ways we win new customers. That comes with real responsibility. The decisions you make are seen at scale, and we set the quality bar accordingly.
  • The defining challenge of this role is composability: a marketing site that marketers, and increasingly AI agents, can build pages with, without breaking design, performance or SEO.
  • Build, scale and evolve our section library: the Astro components, Sanity schemas and design tokens that let us compose marketing pages consistently and accessibly.
  • Own the content model. Design schemas that resist misuse, so an editor, or an agent, can build a page that is correct by construction rather than correct by review.
  • Take Figma component specs all the way to production: responsive across mobile, tablet and desktop, accessible by default, matching design intent precisely.
  • Extend the platform for AI-assisted development, so coding agents can generate on-brand, on-spec sections from a design spec as reliably as a person can.
  • Own SEO integrity as a first-class engineering concern: canonicals, sitemaps, structured data, redirects, and no traffic cliffs on launch.
  • Raise the bar on engineering standards across the website surface: thorough code review, patterns others can follow, and tests around the parts that actually break.
  • Maintain and extend localisation across nine locales and a translation pipeline, so the system works for a global audience.
  • Shape the technical direction of the website platform over the next 6 to 12 months, and champion its adoption with the people who publish on it.
  • We’d love to hear from you if you have
  • At least five (5+) years as a software engineer, including three (3) at senior level, building front end for content-driven or marketing platforms.
  • Real ownership of a content model in Sanity. You've designed schemas other people had to live with, and you have opinions about references vs. embedded objects, when a variant belongs in the schema versus at runtime, and how to stop a section library sprawling. GROQ and Portable Text are familiar territory.
  • Deep front-end expertise: expert HTML, CSS and TypeScript, with a strong command of component API design and the developer experience of a shared library.
  • You can work end to end. Comfortable owning the server side as well as the front end: SSR, serverless and edge runtimes, API routes, a SQL database, secrets and CI. You should be able to take a feature from schema to component to the route that serves it without handing off, and be happy debugging something that only reproduces in production.
  • Solid understanding of responsive design, cross-browser compatibility and web performance, and comfortable building to WCAG 2.2 AA. Accessibility is part of your definition of done, not a separate pass.
  • You care that marketing sites are measured, on performance, SEO, analytics events and conversion, and you're happy being accountable to those numbers.
  • A strong sense of craft and attention to detail, and the judgement to balance design intent against engineering constraints.
  • Strong communication and collaboration skills. You explain your reasoning, review generously, and treat levelling up the people around you as part of the job.
  • We’d be particularly excited if
  • Prior experience working on a large SaaS marketing website, at real traffic and with real stakes attached.
  • Astro, or another islands or static-site framework.
  • Cloudflare Workers, or another edge or serverless platform.
  • Experience with AWS Lambda.
  • Tailwind CSS v4, and experience working from a token-based design system.
  • Experience, or strong interest, in making component libraries and content models consumable by AI agents.
  • A strong design sensibility: an eye for visual detail and the judgement to push back on and improve design decisions, not just build them.
  • Experience with localisation and internationalisation at scale for a global audience.
  • Analytics and tag management implementation: dataLayer events, server-side tagging, getting attribution right without hurting performance.

Conditions

Our preference is for this role to be based hybrid out of our London, UK office. We can also accommodate remote workers elsewhere in Europe subject to compliance and right to work checks.

Where you’d work

Part of the week in the office

You can work from

  • United Kingdom
  • Europe

About the company

Company hidden

  • Industry: AI

Office in London, United Kingdom

Your chances

Likely still hiring, not crowded yet, and you'd be among the first.

  • 15 checks run
  • 5 good signs
  • 1 red flag

Still hiring?

10 checks

Likely active

In its favour2

  • Still on the company's own careers site, checked 1 h agoModerate evidence
  • Found in the last 48 hours, before the big job boardsModerate evidence

Against it1

  • Listed again after an earlier listing of the same role closedModerate evidence

How crowded?

5 checks

Low

In its favour3

  • In its Early Window: not on the big job boards yetStrong evidence
  • Hybrid in London: only people nearby can take itSlight evidence
  • Senior level: far fewer people qualifySlight evidence

Fits Me

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  • Must-haves
Details13 facts · Role, Location, Compensation, Employment, Company
Tech stack
  • TypeScript
  • SQL
  • AWS
  • HTML & CSS
Seniority
Senior
Type
Full-time
Industry
AI
Specialty
Frontend
Region
United Kingdom
Show 7 more factsShow less

Role

Category
Development
Specialty
Frontend
Seniority
Senior
Experience
6+ years
Tech stack
  • TypeScript
  • SQL
  • AWS
  • HTML & CSS

Location

Work model
Hybrid
Region
United Kingdom
Office
  • London, United Kingdom
Remote from
  • United Kingdom
  • Europe

Compensation

Salary
Salary by agreement
Pay period
Annual

Employment

Type
Full-time

Company

Industry
AI

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