Senior Android Developer - Secure Banking Apps (Kotlin/Java)

Envision Technology Solutions; Alpharetta (GA); On-site; USD 90,000 - 130,000; Full time

Job summary

Envision Technology Solutions is seeking an Android Software Engineer to design, develop, and maintain secure mobile banking apps using Kotlin and Java. You will integrate REST APIs, implement features for accounts and payments, and ensure compliance with security standards.

You will collaborate with UI/UX designers, backend teams, QA, and stakeholders, while following Agile practices, code reviews, and release processes. Strong emphasis on performance and security.

Qualifications

• Proficiency in Kotlin and Java.
• Strong knowledge of Android SDK, Android Studio, and Android Jetpack.
• Experience with Jetpack Compose, XML layouts, and Material Design.
• Hands-on experience with REST APIs, JSON, Retrofit, and OkHttp.
• Knowledge of MVVM, Clean Architecture, and DI frameworks such as Hilt or Dagger.
• Experience with local data storage, Room Database, SQLite, and secure data handling.
• Familiarity with Coroutines, Flow, and multithreading.
• Experience with Git, CI/CD pipelines, debugging, and automated testing.
• Strong understanding of mobile app security and performance optimization.

Responsibilities

• Design, develop, and maintain Android applications using Kotlin and Java.
• Build secure, scalable, and user-friendly mobile banking applications.
• Integrate RESTful APIs and backend services for banking and financial transactions.
• Implement features such as account management, fund transfers, bill payments, transaction history, and digital payments.
• Apply secure coding practices, including data encryption, secure authentication, biometric authentication, and session management.
• Work with Android SDK, Android Studio, Jetpack components, and modern Android development frameworks.
• Collaborate with UI/UX designers, backend developers, QA engineers, and business stakeholders.
• Perform unit testing, debugging, performance optimization, and production issue resolution.
• Ensure application compliance with banking security standards and applicable regulatory requirements.
• Participate in code reviews, technical discussions, Agile ceremonies, and release management.

Skills

Kotlin

Java

Android development

MVVM

Tools

Android SDK

Android Studio

Jetpack

Retrofit

OkHttp

Room

SQLite

Git

CI/CD pipelines

Job description

Envision Technology Solutions is seeking an Android Software Engineer to design, develop, and maintain secure mobile banking apps using Kotlin and Java. You will integrate REST APIs, implement features for accounts and payments, and ensure compliance with security standards.

You will collaborate with UI/UX designers, backend teams, QA, and stakeholders, while following Agile practices, code reviews, and release processes. Strong emphasis on performance and security.