Senior Software Engineer (React)

The role

We are looking for a skilled Frontend Developer with a strong foundation in JavaScript/TypeScript and experience working with modern frameworks like React. In this role, you will be responsible for building and maintaining user-facing features, contributing to scalable frontend architecture, and writing clean, testable code. You will work closely with cross-functional teams to deliver high-quality web applications.

What You Will Do

• Develop and maintain web applications using JavaScript/TypeScript, React, and a state management library (preferably Redux)
• Work on improvements, bug fixes, and new feature implementation.
• Write and maintain unit tests (preferably using Jest) to ensure application stability and performance
• Collaborate with backend developers, designers, and product managers to translate requirements into functional user interfaces
• Optimize applications for performance and scalability
• Participate in code reviews and contribute to continuous improvement efforts
  
  

Requirements

• Strong experience with JavaScript and TypeScript
• Experience with Node.js
• Proficiency in React.js and state management (preferably Redux)
• Familiarity with writing unit tests, ideally using Jest
• Proficiency in English spoken and written.
• Strong problem-solving skills and attention to detail
• Effective communication and teamwork in cross-functional environments
• A proactive, self-driven attitude toward learning and improvement
  
  

What We Offer

• Hybrid working model with remote work opportunities (*) and flexible working hours
• Private Health Insurance
• People Lead system for your personal development
• A culture of continuous growth, providing various training resources
• Referral System
• Agile mindset, simplified processes, and a great atmosphere where commitment and autonomy are celebrated
• A community-first mindset working with talented people across technology products and consulting
  
  

Additional benefits based on location:

Hungary

• 20 vacation days, increasing according to labour law
• Extensive cafeteria package
• Commuting allowance
  
  

Lithuania

• 20 vacation days
• 2 emergency days
• Pension plan
• Opportunity to work abroad for up to 180 days per year
• Discounts from the benefit platform
  
  

Romania

• 24 vacation days, increased based on the work tenure
• 2 emergency days
• Meal tickets
• Opportunity to work abroad for 2 months
  
  

About Us

Zenitech is a leading technology solutions provider dedicated to reshaping the global digital landscape. Headquartered in the UK, Zenitech operates internationally, with offices in Lithuania, Romania, and Hungary.

We use a bespoke approach depending upon where the client is on their digital journey, comprising a combination of access to dedicated R&D labs, technology implementation advice, and specialist nearshore development talent. As an international community of individuals who are open to learn from each other, we collectively define and input into the digital future of the clients’ businesses.

Why Zenitech?

• Impactful Projects: Drive meaningful change through digital transformation projects and have an opportunity to make an impact on many different industries.
• Collaborative Culture: Be part of a diverse, inclusive team committed to growth, innovation, and continuous learning.
• Professional Growth: Zenitech supports continuous learning and development through the People Lead system, helping you advance your skills and career.
  
  

Diversity and Inclusion

Zenitech celebrates diversity in all its forms. We aim to create an inclusive environment where everyone feels valued for their unique contributions and perspectives. If you require any adjustments during the application process, please let us know — we’re here to help. Our commitment to diversity, equity, inclusion, and belonging can be found here.