All qualified applicants

equal opportunity employer. Spain
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We’re looking for someone comfortable with modern frameworks, but pragmatic enough to navigate an evolving codebase. In this role, you’ll help drive the frontend forward, working across a variety of problems and technologies.
About you:

  • 7+ years of software development experience, with a strong focus on modern web frontend technologies.
  • You take responsibility for the code you write and the areas you own, spotting bugs, performance issues, or UX gaps, and fixing them proactively without waiting for direction.
  • You have a product mindset - you think about the person using what you build, ask why before how, and push back when something doesn't make sense
  • You actively leverage AI tools in your daily development workflow, viewing them as force multipliers for productivity, code quality, and problem-solving.
  • Excellent English communication skills - you can articulate complex technical ideas clearly to engineers, designers, and non-technical stakeholders.
  • Sharp product thinking and a focus on UX, paying attention to the little things - edge cases, empty states, error handling.
  • You are comfortable working with remote and co-located teams to deliver results.
  • Structured, analytical, and highly collaborative, particularly in a remote context.

Nice to haves

  • Frontend observability experience (Datadog, error tracking, monitoring, performance metrics, web vitals).
  • Experience with mobile-first design, atomic design principles, design systems, and progressive enhancement for responsive applications.
  • Full-stack mindset: you may not have actively written backend code, but you understand key architectural principles such as event-driven architectures, caching strategies, eventual consistency and how frontend and backend communicate effectively.
  • You’ve experimented with various forms of AI in product development and have opinions about where it could make products or workflows better.

About Treatwell

Hi, we’re Treatwell. Nice to meet you.

We’re a team of 700 passionate and brilliantly talented people across Europe. We’re the industry’s smartest salon management software, all connected to Europe’s leading bookings platform, working with over 50,000 salon partners across 13 countries, processing over 8 million bookings every month. And….breathe.

But we’re not done yet. We’re on an exciting journey to digitally revolutionise the hair and beauty community.

If this excites you, we might just have the role for you.
We’ll treat you with:

  • 28 working days holiday, plus local bank holidays
  • Monthly £/€40 Treatwell vouchers so you can treat yourself too
  • Mental health support through our partnership with Open-Up
  • Market-specific benefits that will be discussed in the interview process

Equal Ops

We are committed to fostering a diverse, inclusive, and equitable workplace and are proud to be an equal opportunity employer. All qualified applicants will receive consideration without regard to their condition.