Principal Web Engineer, Marketing

🔒 Confidential Employer
Posted 7 May 2026
LOCATION
Dublin
TYPE
Full-time
LEVEL
Director
CATEGORY
Software Engineering
This employer holds a UK Home Office sponsor license — sponsorship for this specific role is at the employer’s discretion

SKILLS

Astro.js TypeScript Sanity HubSpot A/B testing technical SEO headless CMS AI development tools

FULL DESCRIPTION

Principal Web Engineer, Marketing

Company: [Employer hidden — sign up to reveal]
Location: Dublin / Helsinki HQ / United Kingdom (Hybrid)
Work Type: Hybrid
Job Type: Full-time
Experience Level: Director

Job Description

Our website is our most important marketing asset — where pipeline starts, brand perception forms, and every paid dollar lands. We're looking for a Principal-level engineer who can own the technical strategy for it, end to end. You'll make architectural decisions, set engineering standards, manage external partners, and shape how the organisation thinks about digital experience as a growth lever. You'll get your hands dirty in code when it's high-stakes or foundational — but your primary value is judgment, strategic ownership, and accountability for outcomes.

The stack: Astro.js, TypeScript, Sanity (headless CMS), HubSpot, GTM, Google Analytics, Zendesk.

What You'll Own

  • End-to-end technical strategy for the marketing website — platform, architecture, and performance
  • Website builds and redesigns from requirements through launch
  • Conversion optimisation and experimentation infrastructure — enabling the growth team to move fast
  • The website data layer — event architecture and tracking standards that feed broader BI
  • Content infrastructure in Sanity — content models, reusable blocks, and COPE pipelines
  • AI strategy for the site — evaluating where personalisation, dynamic content, and intelligent search can move the needle
  • External partner management and build-vs-buy decisions

What We're Looking For

  • 12+ years of web development experience, with 5+ years at senior/principal level in B2B SaaS
  • Deep expertise with Astro.js and Sanity (or Next.js + demonstrable Sanity depth)
  • Proven track record leading major website projects with strategic and organisational implications
  • Strong experience with A/B testing architecture, technical SEO, headless CMS, and the analytics/tracking layer
  • Ability to communicate technical trade-offs clearly to non-technical stakeholders
  • Practical, daily use of AI development tools (Cursor, Copilot, Claude, etc.)

Benefits

  • Competitive compensation including equity
  • Home office allowance
  • Health care and leisure time insurance
  • €1,000 annual learning budget
  • Sports and wellbeing allowance

About [Employer hidden — sign up to reveal]

[Employer hidden — sign up to reveal] builds an end-to-end marketing intelligence platform, with 15% of global advertising spend reported through our products. We help marketers turn their data into insights that improve business results and predict the best next step. Our technology streamlines marketing data for over 200,000 businesses through a network of agencies and customers like Shopify, HubSpot, and Nestlé. Since our founding in 2013, we’ve grown from a one-person shop to a key player in the industry—and we’re just getting started! We're a team of 400+ growth-minded people from diverse backgrounds. Together, we make a multicultural, resourceful, and collaborative team. [Employer hidden — sign up to reveal] operates on trust, transparency, and a keen customer focus. Forward-looking and action-oriented, we work hard to raise the bar in our industry. As team players, we help each other and win together. We're hiring for a diverse, skilled, and collaborative team and building an inclusive workplace where everyone is treated fairly and respectfully. [Employer hidden — sign up to reveal] is committed to providing a welcoming and inclusive workplace for all.

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