Lead Frontend Developer (f/m/x)

IBM iX Croatia d.o.o.

O poziciji

IBM iX – Experience the Human Factor.


We are looking for a highly skilled Lead Frontend Developer, with a strong focus on modern JavaScript frameworks, to join our team to drive the development and implementation of innovative web applications. In this role, you will collaborate with cross-functional teams – including designers and backend engineers – to deliver a seamless user experience and guide the team in adopting best practices in modern frontend development. You will mentor junior developers, make key technical decisions, and play a crucial role in shaping both the product and the development process.


Ready to take on a new challenge and thrive in a collaborative, feedback-driven environment? We are looking for you to join our team as soon as possible in full-time (40 hours per week) – ideally in Varaždin/Zagreb/Osijek and partially home-office (3d per week).

Minimalne kvalifikacije

  • You have a minimum of 5 years of experience in Frontend Development, with a strong focus on modern JavaScript frameworks
  • You are ideally already having experiences with the pre-sales process, facilitating and providing technical guidance in a discovery phase, during workshops etc.
  • You have solid knowledge of JavaScript, Type Script, HTML5, and CSS/SCSS (including semantic markup, accessibility, cascade, modular styles, Atomic Design, BEM, Pattern Lab)
  • You have extensive hands-on experience with JS Frameworks like React.js and Angular, while familiarity with Vue.js is a plus
  • You show a good understanding of state management libraries (e.g., Redux, NgRx, or similar)
  • You can communicate and present clearly and openly, both with internal and external stakeholders
  • You have excellent communication skills in Croatian and English; knowledge of German is a plus


Očekivanja od tebe na ovoj poziciji

  • You lead the design and development of scalable, high-performance web applications
  • You architect and implement clean, maintainable, and efficient frontend code
  • You collaborate with UI/UX designers, backend engineers, and product teams to deliver a seamless user experience
  • You work with RESTful APIs and integrate frontend applications with backend services
  • You ensure a11y, security, and performance optimization across all applications
  • You support sales processes and contribute to responding to RFPs when needed
  • You do technical consulting and trainings for in-house teams as well as customers
  • You review codes, provide constructive feedback, and mentor junior developers
  • You drive the adoption of best practices in frontend development, including component reusability, state management, and testing


Zašto je super raditi na ovoj poziciji

Professional Growth

We offer various opportunities for personal development through our internal academy and “design yourself” programs, including in-house coaching and language training. You’ll also have full access to all further training opportunities at IBM.


Work-Life Balance

Our core working hours, 30 days of vacation and hybrid-work-model help you live your life more flexible.


Health & Well-Being 

Your well-being is just as important as your health. That’s why we offer different programs & initiatives to support your physical and mental health.


Team & Culture

It’s our goal for everyone to feel safe, needed and celebrated. Look forward to great team and company events.

Corporate Benefits & Incentives

Enjoy great IBM discounts and internal incentives that appreciate your effort like our “Bring a friend” rewards program.



About us

We are IBM iX: Consultancy, digital agency, design studio and tech company combined. Our 1,200+ digital experts in DACH and Croatia provide agile and collaborative support to people, brands and organizations: from analysis and the initial idea, through business case, design vision and MVP development, to roll-out and operations.

We believe “Good Experience is Good Business.” That’s why we put the human experience at the core of everything we do. Together, we help shape a sustainable future with digital products, services and experiences that connect people.


You feel at home in the world of digital trends and love to drive projects with real impact? Then become part of our IBM iX Team!

IBM iX is a company focused on creating an equal work environment for all. We especially want to encourage all people with their individual diverse backgrounds and perspectives to apply for work at our company.

We look forward to receiving your application with a current CV, work references and, very welcome, a short letter of motivation.


Questions about the job? Please contact:

Luka Zlatić, Senior People Partner, Talent Acquisition

luka.zlatic@ibmix.hr