Senior Android Developer for Mobile Application Rebuild Project
Join Sii Poland to contribute to a comprehensive rebuild of a mobile application for a leading bank in Poland. Develop modern solutions used by hundreds of thousands of customers. Influence application architecture, code quality, and feature development direction.
Key Highlights
Technical Skills Required
Benefits & Perks
Job Description
Join a team working on a comprehensive rebuild of a mobile application for one of the leading banks in Poland. You will actively contribute to the development of modern solutions used by hundreds of thousands of customers.
In this role, you will influence the application’s architecture, code quality, and feature development direction. Collaboration with product teams and IT departments will take place in a dynamic, agile environment.
Sii ensures that all employment-related decisions are made solely on the basis of qualifications, competencies, and performance. We are committed to equal treatment of all individuals, regardless of any protected characteristics, and promote a diverse and inclusive work environment.
Your tasks
- Participate in a large-scale mobile application rebuild project within the banking sector
- Develop and implement new features for the Android platform using Kotlin
- Provide technical support to the team, including troubleshooting, code review, and mentoring
- Ensure high code quality and contribute to architectural decisions
- Collaborate closely with project teams, product owners, and other IT units
- Minimum 5 years of experience in programming for the Android platform
- Very good knowledge of Android SDK, Kotlin, and Java SDK, as well as experience with Jetpack Compose
- Understanding of system integration concepts: REST, JSON, SOAP web services, XML, XSD
- Experience with code review (e.g., GIT, Gerrit) and refactoring is a plus; familiarity with Clean Code principles
- Good command of English (minimum communicative level, spoken and written)
- Willingness to work in a hybrid model with 1–2 days per week from the office in Warsaw
- Fluent Polish required
- Residing in Poland required
Benefits For You
Great Place to Work
Solid financial situation
Contracts with the biggest brands
Centre of internal trainings
Many experts you can learn from
Open and accessible management team
Profit sharing
Passion Sponsorship program
Regular integration events and trips
Comfortable and well-equipped offices
MySii app
Medical care
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