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Type of contract: Employment contract Salary range: 18900 - 28900 PLN gross What will you do? You will be part of innovative projects for one of the largest mobile banking applications in Poland. In this role, you will design and develop modern Android solutions, integrate mobile applications with backend systems, and contribute to building secure, scalable and high-quality software used by millions of users. Your tasks Develop and maintain Android applications using Kotlin and Java Design and implement new mobile features Integrate applications with backend services Write unit and integration tests Ensure high code quality, security and performance Participate in CI/CD processes and application releases Collaborate with cross-functional teams in an agile environment Your skills At least 3 years of commercial experience in Android development with Kotlin Strong knowledge of Android SDK, Android Studio, AndroidX and Material Components Experience with MVVM, Clean Architecture and multi-module applications Good knowledge of RxJava3 and Kotlin Coroutines Experience with LiveData, Flow and StateFlow Experience with REST/SOAP integrations using Retrofit and OkHttp Knowledge of Firebase, Room, WorkManager and Android Architecture Components Experience with unit and integration testing using JUnit, Mockito, MockK or PowerMock Knowledge of Gradle, dependency management and dependency injection frameworks such as Hilt, Dagger2 or Koin Experience with CI/CD tools such as Jenkins or GitLab Knowledge of application security, secure data storage and performance optimization Fluent Polish Nice to have Experience in banking or financial services projects Experience with advanced Gradle configurations Knowledge of mobile accessibility standards We offer Hybrid work in one of our locations: Lodz, Poznan, Krakow, Warsaw, Wroclaw (2 office days per week) Working in a highly experienced and dedicated team Benefit package tailored to your needs (medical, sport, lunch subsidy, life insurance, etc.) Online training and certifications Access to e-learning platform Work From Anywhere (up to 140 days/year abroad) Social events
Here's how to pick the right one and stand out in your application.
144.883Jobs
31.687IN
81%EN
That number is real. WorkMundi's database shows 144,883 open engineer roles across the world. India has the most with 31,687 jobs, followed by the United States with 30,084. If you just finished reading one job ad and felt paralyzed by choice, you're not alone—but this scale is actually an advantage. It means you can afford to be selective.
Start by geography and language. The majority of engineer ads—117,837 of them—have the job posting text written in English. Use that as one filter, but remember: the ad text language tells you nothing about whether the role actually requires you to speak English day-to-day. Read the job description carefully. Then check which countries have the volume you're targeting. Singapore, Poland, and Australia round out the top five after India and the US.
Next, learn who's hiring. Accenture has posted 2,801 engineer roles. andurilindustries, speechify, and jobgether are also actively recruiting. If you're applying to one of these names, research their hiring patterns and interview style before you apply. That homework pays off.
When you interview, expect the question every engineer hears: 'Tell me about a time you had to debug a problem that wasn't in your job description.' Have a specific story ready—not a general one. Name the tools, the deadline pressure, and what you learned. Hiring managers listen for whether you see problem-solving as part of the role itself, not a favour.