Middle Frontend Software Developer in Krakow, Poland

We are looking for a Krakow-based Frontend Software Developer experienced with developing commercial web applications.

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Symphony – Why So Special?

Symphony Solutions is an international Dutch IT company with offices in Ukraine, Macedonia, and Poland. We have been on the market for more than 10 years already and preserve unique culture within all our locations.

At Symphony Solutions we have removed all possible barriers created by the traditional organization and embraced the organic principles and a high-degree of self-management. We believe that this kind of organization is the optimal environment to attract and retain the best talents, fully develop them and leverage their potential. As a result, we have achieved the highest retention of employees possible in our industry (currently there’s less than 3% unwanted turnover).
We have a unique employee selection process where colleagues choose colleagues. Such approach eliminates possible conflicts and ensures honest and transparent relationship with clients and within the team. Symphony Solutions is a company that strives to be the Best Price/Performance and the easiest to do business with.

Customer Description

Our customer is a world-leading supplier of online and in-venue based sports betting and gaming solutions. It is this level of performance, combined with an inherent culture of innovation that has seen the development of the industry’s first omni-channel gaming solution.

Role Description

Reporting to a Senior Software Developer, the Middle Software Developer will be working alongside other Software Developers, Project Managers, QA/Software Testers, Software Architects in order to shape and implement the technology and product deliverables that will drive forward this strategic initiative.
There will be a mixture of small, but strategically significant projects, and also large scale complex programmes of work, all delivered in an Agile format with direction from Product Management, but with delivery via a tightly contained team focused on quality deliverables across the platform.


  • A bachelor’s degree in a traditional science subject, ideally computer science, engineering, or information systems from a well-regarded university
  • Good User Interface coding skills within an Agile environment (Javascript, ES6, HTML5, CSS, React / Redux);
  • Experience of UI automated testing tools and techniques;
  • Web technologies and internet protocols (SOAP, WS-*, ReST, XML, HTTP, TCP/IP);
  • Commercial experience in developing software

Additional Requirements:

  • Familiarity developing on Unix/Linux;
  • Experience of full stack development including RDBMS;
  • Experience with Continuous Integration and Automated unit testing frameworks (Maven / Jenkins / Artifactory);
  • Experience with LAMP (Linux, Apache, MySQL, PHP) website design;
  • Knowledge of Agile, Scrum, BDD, TDD and/or CI


  • Work as part of a self-organising SCRUM team to develop new features and functionality for high volume, large scale betting websites;
  • Practice Test-driven development to produce robust, clear, polished, code to a high standard of quality;
  • Design solutions that are modular, scalable, extendable and portable;
  • Work with customers to extract requirements using BDD

We Offer:

  • Friendly and highly professional teams;
  • Competitive salary and compensation package;
  • Career and professional growth;
  • Regular (twice a year) performance reviews;
  • Paid English classes;
  • Low hierarchy and open communication

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