Frontend Developer with React

Groupe SII

📍 Warsaw, Masovian Voivodeship, Poland 💼 Full-time 🕒 Posted February 26, 2026

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Job Description

 We are looking for an experienced Frontend Developer to join our project in the banking industry.
 Contribute to the development of software allowing businesses to get insights into data, predict scenarios, and perform better decision-making to reduce interest expenses.
 Join us!
 Your role Develop a new strategic real-time liquidity platform using JavaScript tech stack
 Define and develop software to analyze data
 Collaborate with cross-functional teams to gather requirements and define technical solutions
 Implement and maintain best practices for software development
 Your skills Strong programming skills in React with a min. 5 years of experience
 Hands-on experience with clean code and testing methodologies
 Fluent level of written and spoken English
 Prior experience with Reactive programming methodologies and frameworks such as RxJS is beneficial
 Openness to hybrid work from the offi...
            

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Job Details

Location Warsaw, Masovian Voivodeship
Job Type Full-time
Category Computer Occupations
Posted Date February 26, 2026
Application Deadline April 07, 2026