Senior JavaScript Developer

Krakow, Poland

Striving for excellence is in our DNA. Since 1993, we have been helping the world’s leading companies imagine, design, engineer, and deliver software and digital experiences that change the world. We are more than just specialists, we are experts.


Currently we are looking for a Senior JavaScript Developer for our Krakow office to make the team even stronger.

As part of the team, you will be involved in designing, developing and supporting rich web applications using HTML5 and modern web technologies integrating with Java restful services infrastructure for Equity Derivatives.


  • Developing web applications being a part of bank-wide award winning platform;
  • Participation in agile development process;
  • Being an active and creative contributor to team effort skills.


  • Strong understanding of JavaScript;
  • Experience in single page apps;
  • Experience in ES6 and React/Redux;
  • Experience in MV* frameworks (Knockout.js, Backbone.js or other);
  • TDD (Mocha.js, Chai.js, Sinon.js);
  • Code modularization;
  • AJAX and WebSocket General skills;
  • Clean coding skills;
  • Great communicator and team player;
  • Having an eye for design detail and user experience;
  • Keen interest in progressive technologies;
  • Experience in agile/lean development;
  • Ability to make pragmatic decisions;
  • Problem solving ability.

Nice to have

  • Experience in building data visualizations with D3;
  • Experience in test automation (Selenium, Cucumber);
  • Experience working within financial sector - you must be highly motivated and have a record of delivering successful projects into production.

We offer

  • Possibility to be involved in an international project (Canada, China, Hong Kong, Mexico, USA, Switzerland, Germany, Sweden, United Kingdom, Russia, Belarus, Ukraine, Hungary, etc.);
  • Language classes (English and Polish);
  • Vast opportunities for self-development: online courses and library, experience exchange with colleagues around the world, partial grant of certification;
  • Career development center;
  • Possibility to take part in both: corporate and startup environment;
  • Possibility to relocate for short and long-term projects;
  • Relocation package for those who relocates to Krakow, Wroclaw, or Gdansk from other locations;
  • Benefit package (health care, multisport, lunch tickets, petrol vouchers and shopping vouchers, etc.);
  • Fruits on a weekly basis;
  • Sponsored sport activities, E-sport program;
  • We kindly ask you to include the following clause in your application: "Wyrażam zgodę na przetwarzanie moich danych osobowych zawartych w mojej ofercie pracy dla potrzeb niezbędnych do realizacji procesu rekrutacji zgodnie z ustawą z dnia 29 sierpnia 1997 r. o ochronie danych osobowych (Dz. U. z 2002 r. Nr 101, poz. 926, ze zm.)";
  • Please note that only selected candidates will be contacted.