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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Webflow Developer / Front-End Engineer London - **Company:** SLAMcore - **Location:** Greater London, UK - **Contract:** Permanent contract - **Skills:** HTML, JavaScript (Programming Language), Application Programming Interfaces (APIs), Artificial Intelligence, Amazon Web Services, Data Analysis, Cascading Style Sheets (CSS), Cron, Google Analytics, Node.Js, Systems Integration, Web Performance Optimization, AWS Lambda, Indexer, Backend, Front End Software Development, Webflow - **Published:** August 26, 2026 - **Apply:** https://www.collegerecruiter.com/job/2815179040-webflow-developer--front-end-engineer-london ## About the Role * Strong experience working with Webflow in a production environment * Solid fundamentals in HTML, CSS, and JavaScript * Comfortable working outside Webflow when needed (custom JS, embeds, APIs) * Experience with technical SEO concepts (page speed, structured data, indexing basics) Some extra skills that would be awesome * Experience with AWS (Lambda, basic infrastructure, scripts, cron jobs) * Familiarity with Node.js or similar backend runtimes * Experience building or maintaining SEO tooling, scrapers, generators, or automationKnowledge of analytics and tracking setups (GA4, GTM, events) * Experience working in a product-led or growth-focused environment ## Description About the Role This role sits within our Marketing Website team, responsible for how Synthesia shows up to millions of users globally. As a Webflow Developer / Front-End Engineer, you'll work across Webflow, front-end code, and supporting tooling. You'll collaborate closely with Design, SEO, Growth, and Engineering, and you'll have real ownership over what ships to production. Your mission is simple: build fast, reliable, and high-performing experiences on our marketing site, and help maintain the systems that support SEO, experimentation, and growth. What you'll be working on * Building and maintaining pages and components in Webflow (CMS, localization, integrations) * Implementing custom front-end functionality (JavaScript, animations, interactive widgets, forms, experiments) * Supporting and extending internal SEO and automation tools (currently running on AWS) * Working with Lambda functions, APIs, and simple backend services where needed * Improving performance, accessibility, and technical SEO * Collaborating closely with Design, SEO, Growth, and Engineering * Shipping fast, iterating often, and keeping quality high Skills and requirements Must-have skills/experience * Strong experience working with Webflow in a production environment * Solid fundamentals in HTML, CSS, and JavaScript * Comfortable working outside Webflow when needed (custom JS, embeds, APIs) * Experience with technical SEO concepts (page speed, structured data, indexing basics) Some extra skills that would be awesome * Experience with AWS (Lambda, basic infrastructure, scripts, cron jobs) * Familiarity with Node.js or similar backend runtimes * Experience building or maintaining SEO tooling, scrapers, generators, or automationKnowledge of analytics and tracking setups (GA4, GTM, events) * Experience working in a product-led or growth-focused environment How we work * Small team, high ownership, and meaningful impact * Webflow is our main platform - but we regularly extend it with custom code and build custom tooling * We care deeply about performance, maintainability, and clean implementations * You'll have real influence over technical decisions, tooling, and how things are built This role is not for you if * You only want to design in Webflow Designer and avoid code * You're uncomfortable touching JavaScript or backend logic * You prefer rigid specs over solving open-ended problems Why this role is unique * Production traffic at real scale * A role that spans Webflow, front-end engineering, and backend tooling * Ownership over both UI and the systems behind it * Room to grow inside one of the fastest-growing AI companies ## Related Videos - [Coffee with Developers](https://www.wearedevelopers.com/videos/354-coffee-with-developers) - [From clicks to cribs - How to find your dream home with web scraping](https://www.wearedevelopers.com/videos/767-from-clicks-to-cribs-how-to-find-your-dream-home-with-web-scraping) - [The Resilience of the World Wide Web](https://www.wearedevelopers.com/videos/1281-the-resilience-of-the-world-wide-web) - [Kill Your WordPress. Ship in Minutes. Win the SEO game.](https://www.wearedevelopers.com/videos/100083-kill-your-wordpress-ship-in-minutes-win-the-seo-game) - [WeAreDevelopers LIVE - Streaming HTML](https://www.wearedevelopers.com/videos/2135-wearedevelopers-live-streaming-html) - [NoLoJS - Avoiding JavaScript Cruft with HTML and CSS - Aaron T. 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