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Frontend Engineer – Senior

SOFTSWISS.com

Office

Warszawa, Poland

Full Time

Overview:

SOFTSWISS continues to expand the team and is looking for a Senior Frontend Engineer.

We need a true, experienced, and accomplished professional who shares our culture and values.

About Product:

Finteqhub

А PCI DSS certified payment gateway for online businesses, providing integration with payment systems via a single software platform
Learn more

Key Responsibilities:

  • Developing the back-office system using TypeScript and React
  • Building a payment interface (payment widgets) using TypeScript and Preact
  • Collaborating within a Scrum team and actively participating in planning your own workflow
  • Contributing to architectural, infrastructural, and other strategic tasks
  • Conducting code reviews for team members and documenting your own code

Requirements:

  • 5+ years of experience
  • English (Intermediate level) and Russian (Upper-intermediate level)
  • Proficiency in working with any modern frontend framework
  • Strong skills in HTML and CSS
  • Ability to write testable code and create unit tests
  • Familiarity with Linux and an understanding of containerization (we use Docker)

Nice To Have:

  • Knowledge of one or more modern approaches to application design (e.g., DDD, Clean Architecture, Hexagonal Architecture, etc.)
  • Broad technical expertise and experience developing in one or more additional programming languages
  • Experience in developing applications for financial systems or other industries where security and data integrity are critical requirements

Our Benefits:

  • Full-time remote work opportunities and flexible working hours
  • Private insurance
  • Additional 1 Day Off per calendar year
  • Sports program compensation
  • Comprehensive Mental Health Programme
  • Free online English lessons with a native speaker
  • Generous referral program
  • Training, internal workshops, and participation in international professional conferences and corporate events

Frontend Engineer – Senior

Office

Warszawa, Poland

Full Time

September 30, 2025

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SOFTSWISS

softswiss