Logo of Crossword Cybersecurity

Mobile Developer

Kraków, Poland
Photo of Polina Tishchenko
Polina Tishchenko
One of skills:
Nice to have skills:
Considering candidates from:
Belarus, Ukraine and Poland
Work arrangement:
Onsite only
Information security
Middle or senior
Visa sponsorship:
Company size:
51-200 employees
Logo of Crossword Cybersecurity

Mobile Developer

Kraków, Poland
Crossword Cybersecurity is a technology commercialisation company focused on the cyber security sector. They turn scientific research into reality by covering the entire commercialisation process from paper to product. They work closely with their university partners to turn their cutting edge ideas into software products. They work with Blockchain, Machine Learning, Cloud and whatever is needed for the software to perform.
Right now they are looking for a Mobile Developer to design, develop and improve mobile applications for Android and iOS using modern languages, tools and technologies as well as to participate in all other phases of the software development life cycle. You'll need to cooperate with other developers, product management, UX/UI designers and operations teams.

  • Creating native mobile applications for Android or/and iOS
  • App design, combining the user interface (UI) and user experience (UX)
  • Developing high-quality software in line with UI design, functional specifications and technical requirements
  • Active participation in the code review process as a peer reviewer
  • Participating in software maintenance activities like root cause analysis and fixing bugs
  • Identifying and developing areas for improvements and revisions in the current projects
  • Estimating efforts, identifying risks, meeting project schedules
  • Contributing in all phases of the development lifecycle
  • Coordinating the efforts and cooperating with other developers, UX/UI designers, business analysts
  • Being aware of modern mobile software development trends, standards and best practices
  • Keeping up-to-date with modern tools and Crossword’s chosen toolsets in particular
  • Minimum Bachelor degree in Computer Science
  • Minimum 3 years of experience as Mobile Developer
  • Proven experience with Android or/and iOS development
  • Experience with GitHub/GitLab, API REST
  • Experience and knowledge of software development lifecycles and the commonly used tools supporting the development process
  • Ability to create well designed, testable, secure and efficient code
  • Experiences with multi-platform tools (e.g. Flutter)
  • Opportunity to work either onsite or remotely
  • Flexible working hours
  • Car parking, bike parking
  • Comfortable office
  • Equipment: Macbook, screens, keyboard, mouse, headset
Interview process:
  • Intro call with Toughbyte
  • 30-minute culture fit interview with Crossword Cybersecurity HR and or home-based test assignment 
  • Technical meeting 1,5 - 2 hours (mainly focused on theory and case studies, but it might happen in some cases that live coding will be included)
  • Final interview  

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