Android Developer, Banking App

tbi bank

Android Developer for tbi bank developing and maintaining mobile banking applications. Collaborating with cross-functional teams to create user-centric features in a fast-paced environment.

Posted 5/28/2026full-timeRemote • 🇹🇷 TurkeyMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

AndroidKotlin

About the role

Key responsibilities & impact

Develop and maintain Android mobile application using Kotlin
Design and implement scalable mobile architectures (e.g., MVVM, Clean Architecture, modularization) to support long-term maintainability and team growth
Build and manage complex user journeys related to shopping, cashback, and payments, ensuring accurate state handling (pending, success, failed scenarios)
Implement and maintain in-app browser (WebView) solutions, including session & cookie management, deep linking, redirect handling, and secure domain validation
Integrate tracking and attribution flows to support cashback and partner journeys
Work with Kotlin Coroutines and Flow to handle asynchronous operations, concurrency, retries, and race conditions in critical user flows
Integrate and maintain communication with backend systems via REST APIs, ensuring reliable data exchange, error handling, and backward compatibility
Collaborate closely with backend teams to ensure idempotent operations, safe retries, and prevention of duplicate transactions
Implement robust state management strategies, separating UI state, domain logic, and cached backend data
Design and optimize data caching mechanisms, balancing performance with data accuracy (especially for financial data)
Ensure app reliability through effective error handling, logging, and monitoring (e.g., Crashlytics or similar tools)
Optimize application performance, memory usage, and responsiveness, particularly in complex and WebView-heavy flows
Apply secure coding practices, including secure storage, token management, and protection of sensitive user data
Write clean, maintainable, and testable code, contributing to unit and integration testing
Participate in code reviews and contribute to continuous improvement of code quality and architectural decisions
Collaborate cross-functionally with Product, QA, and Design teams to deliver user-centric, high-quality features aligned with business goals

Requirements

What you’ll need

Bachelor’s degree in Computer Science or a related field
3+ years of experience in mobile development
Strong experience with Kotlin, Compose and modern Android development practices
Solid understanding of Android application lifecycle, threading, and performance optimization
Familiarity with in-app browser solutions (WebView)
Experience in integrating RESTful APIs
Experience with unit testing
Practical knowledge of creating, managing, and maintaining tasks in JIRA
Excellent command of written and spoken English
Ability to work effectively in a cross-functional team environment
High attention to detail with strong analytical and problem-solving capabilities

Benefits

Comp & perks

Additional private health insurance
Special prices for multisport card and multiple retailers
Preferential prices for banking products
Great location in Sofia’s city centre near National Palace of Culture and South Park
Pet-friendly workplace

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

KotlinAndroid developmentMVVMClean ArchitectureKotlin CoroutinesFlowREST APIsunit testingdata cachingsecure coding practices

Soft Skills

analytical skillsproblem-solvingattention to detailcross-functional collaborationcommunication skills

Certifications

Bachelor’s degree in Computer Science