Lead Front End Engineer

Department: Tech & Product

Employment Type: Full Time

Location: Leeds, England, Trimble Offices, Morley, Hybrid

• Immerse yourself in our current digital ecosystem: Webflow setup, customer journeys, tracking implementation, and analytics.
• Audit our existing front-end technology and marketing enablers.
• Build relationships with engineering, marketing, data, and product teams to understand priorities and ways of working.
• Contribute to the research and lead the evaluation of front-end frameworks, tools, and approaches suited to our growth ambitions.
• Begin building team capability through structured mentoring, code reviews, and knowledge-sharing sessions.

• Define and implement our digital technology strategy—recommending modern frameworks, tooling, and architecture.
• Establish robust tracking and analytics infrastructure that powers data-driven decision making across the business.
• Develop rapid experiments and A/B tests to validate hypotheses and optimise conversion funnels.
• Build full customer-facing experiences and potentially standalone applications.

• Own digital delivery end-to-end: from concept and experimentation, through architecture and execution, to launch and optimisation.
• Champion a culture of experimentation, curiosity, and continuous learning.
• Develop and mentor developers at all levels, building a high-performing team with strong digital and growth engineering skills.
• Be the bridge between Engineering, Product, Marketing, and Data—translating business goals into technical solutions.
• Keep an eye on emerging tech, propose and trial new tools that could transform how we work.

Key Responsibilities

• Evaluate and define our digital technology strategy, evolving beyond Webflow where appropriate.
• Deliver high-quality digital experiences using modern front-end frameworks, growth engineering practices, and robust analytics.
• Build digital infrastructure that supports performance marketing—optimised landing pages, conversion tracking, and campaign agility.
• Ensure comprehensive user tracking and analytics are embedded across all digital touchpoints, enabling data-driven decisions.
• Own and improve technical SEO, driving organic visibility and site performance.
• Champion a product and growth mindset, ensuring everything built solves real customer and business problems.
• Build a high-performing team by mentoring developers, sharing knowledge, and raising technical standards.
• Continuously improve development practices, leveraging modern tooling, testing frameworks, and automation.

• Evaluate our current Webflow-based front end and define a technology roadmap for the future.
• Lead the design, architecture, and delivery of modern front-end solutions using appropriate frameworks (e.g., React, Next.js, Vue, or similar).
• Strong foundation in HTML, CSS/SCSS, and responsive design principles.
• Experience with component libraries, design systems, and front-end architecture patterns.
• Establish and enforce coding standards, ensuring the team delivers clean, testable, maintainable code.

• Work closely with backend engineers (.NET) to design and implement integrations with internal services and APIs.
• Own the front-end integration layer—consuming APIs, handling data flows, and ensuring robust error handling.
• Collaborate on integration requirements for third-party platforms (e.g., payment providers, CRM, marketing automation, analytics services).
• Ensure tracking and analytics implementations are correctly integrated with backend event pipelines where required.

• Design and run A/B tests and experiments to optimise conversion rates across the customer journey.
• Build and optimise landing pages, sign-up flows, and conversion funnels to support performance marketing.
• Implement experimentation infrastructure (e.g., feature flags, A/B testing platforms) to enable rapid iteration.
• Work with product and marketing to prioritise growth experiments based on potential impact and effort.

• Implement and maintain robust user tracking, event capture, and tag management (e.g., Google Tag Manager, Segment).
• Integrate analytics platforms (e.g., Google Analytics 4, Mixpanel, Amplitude) to capture meaningful user behaviour data.
• Work closely with data and marketing teams to define tracking requirements and ensure data quality.
• Ensure pixel implementation and conversion tracking for paid media channels (Google Ads, Meta, etc.).

• Own technical SEO: site structure, crawlability, schema markup, meta tags, and Core Web Vitals.
• Manage Cloudflare for performance/CDN.
• Ensure front-end architecture supports SEO best practices.
• Optimise page speed, Lighthouse scores, and overall web performance.
• Collaborate with content and Marketing teams to ensure SEO requirements are built into the development process.

• 
  Mentor and coach developers at all levels, fostering a learning culture.
• Contribute to code reviews, pair-programming, and technical discussions.
• Contribute to and develop team and personal development objectives.
• Advocate for best practices, new tools, and ways of working that improve productivity and quality.
  
  

• 
  Keep abreast of emerging technologies and frameworks, evaluating their potential fit.
• Propose and lead experiments or spikes that can modernise our stack.
• Help shape development standards and processes to ensure we’re always improving.
  
  

Skills, Knowledge and Expertise

• 7+ years' experience in front-end or full-stack development, with 2+ years in a lead or senior technical role.
• Deep expertise in modern JavaScript/TypeScript and front-end frameworks (React, Next.js, Vue, or similar), with strong HTML, CSS/SCSS foundations.
• Proven experience integrating with RESTful APIs, working with backend engineers, and connecting third-party platforms (e.g., payment providers, CRM, marketing tools).
• Hands-on experience with analytics and tag management (GA4, GTM, Segment, Mixpanel, or similar), including conversion tracking and pixel implementation.
• Solid understanding of A/B testing, experimentation platforms, and a data-driven approach to optimising conversion funnels.
• Strong grasp of technical SEO and web performance optimisation.
• Experience mentoring developers, leading technical discussions, and raising engineering standards across a team.
• Comfortable with Agile practices, Git, CI/CD pipelines, and cloud platforms (Azure preferred).
• Excellent communicator who can bridge technical and non-technical stakeholders across Tech, Marketing, Product, and Data.
• Bonus: experience with Webflow, headless CMS, server-side rendering (SSR/SSG), or a background in growth engineering.