Log inSign up free
  • Home
  • Jobs
    • Applications
    • Career
    • Resume
    • Cover letters
  • Content
    • Posts
    • Media
  • Messages
  • Analytics
    • Overview
    • Pages
  • Builder
    • Templates
  • More tools
    • Profile
    • Hiring
  • Settings
All jobs
EXExadel logo

Exadel

Poland

Senior Mobile App Developer (Android).

SENIOR LEVELENGINEERING

Why Join Exadel

We’re an AI-first global tech company with 25+ years of engineering leadership, 2,000+ team members, and 500+ active projects powering Fortune 500 clients, including HBO, Microsoft, Google, and Starbucks.

From AI platforms to digital transformation, we partner with enterprise leaders to build what’s next.

What powers it all? Our people are ambitious, collaborative, and constantly evolving.

About the Client  

An international transportation technology company focused on building scalable digital solutions for modern rail operations. The organization develops internal platforms and automation tools that improve operational efficiency, support business growth, and streamline complex processes in a fast-paced environment. 

Tech Stack

Kotlin, Native Android Development, Jetpack Compose, Coroutines, MVVM, Clean Architecture, Kotlin Multiplatform (KMP), GraphQL, REST APIs, Firebase Remote Config, Crashlytics, Dagger/Hilt, Espresso, Robolectric, JUnit, GitLab CI/CD, Fastlane

What You’ll Do

  • Design, develop, and maintain high-quality native Android applications
  • Contribute to the architectural foundations of a major transformation of client-facing mobile applications
  • Design and implement scalable, maintainable, and testable mobile solutions
  • Drive technical improvements and contribute to architecture decisions
  • Collaborate closely with iOS, Backend, and cross-functional teams
  • Explore and contribute to Kotlin Multiplatform initiatives
  • Optimize application performance, scalability, and user experience
  • Ensure high engineering quality through testing and code reviews
  • Mentor and support other engineers within the team
  • Contribute to technical documentation and development best practices

What You Bring

  • Strong senior-level expertise in native Android development and Kotlin
  • Experience with modern Android development, including Jetpack Compose and Coroutines
  • Strong understanding of clean, scalable, and testable mobile architecture principles
  • Experience contributing to mobile architecture design and improvements; previous involvement in architectural decisions or initiatives is a strong plus
  • Experience with unit, integration, and UI testing
  • Openness and willingness to work with Kotlin Multiplatform (KMP)
  • Interest in backend technologies and understanding how mobile applications interact with backend service
  • Strong communication and collaboration skills
  • Experience working in Agile environments

Nice to have

  • Hands-on experience with Kotlin Multiplatform (KMP)
  • Previous involvement in mobile architecture design or transformation projects
  • Experience with GraphQL or REST API integrations
  • Knowledge of Firebase tools and mobile analytics
  • Understanding of UI/UX principles and mobile accessibility

English Level

Upper-intermediate

Legal & Hiring Information

  • Exadel is proud to be an Equal Opportunity Employer committed to inclusion across minority, gender identity, sexual orientation, disability, age, and more.
  • Reasonable accommodations are available to enable individuals with disabilities to perform essential functions.
  • Please note: this job description is not exhaustive. Duties and responsibilities may evolve based on business needs.
  • Compensation details are shared with candidates at the early stage of the recruitment process.
  • The offer is not binding until a signed contract is in place.

Your Benefits at Exadel 

Exadel benefits vary by location and contract type. Your recruiter will fill you in on the details.

  • International projects
  • In-office, hybrid, or remote flexibility
  • Medical healthcare
  • Recognition program
  • Ongoing learning & reimbursement 
  • Well-being program
  • Team events & local benefits 
  • Sports compensation 
  • Referral bonuses 
  • Top-tier equipment provision

Exadel Culture

We lead with trust, respect, and purpose. We believe in open dialogue, creative freedom, and mentorship that helps you grow, lead, and make a real difference. Ours is a culture where ideas are challenged, voices are heard, and your impact matters.

Pay
Not stated
Where
Poland
Work
Not stated
Type
Not stated
Posted
9 Nov, 2026
Apply on the original postingSign in to apply

Unverified board

more at Exadel.

9 Nov, 2026

Exadel

Associate Database Administrator (SQL Server, Oracle)

EXExadel logo
  • DevOps & Infra

São Paulo, Brazil

Salary not listed

Details
5 Nov, 2026

Exadel

Senior Software Engineer (Java)

EXExadel logo
  • Senior level
  • Engineering

Brazil, Colombia

Salary not listed

Details
2 Nov, 2026

Exadel

Senior Salesforce Developer

EXExadel logo
  • Senior level
  • Engineering

Bulgaria, Poland

Salary not listed

Details

similar roles.

10 Nov, 2026

TELUS Digital

Senior Developer

TDTELUS Digital logo
  • Full time
  • Senior level
  • Engineering

$138.7k/yr

Las Vegas, NV

Details
10 Nov, 2025

CoreWeave

Staff Software Engineer, Performance- Weights & Biases

COCoreWeave logo
  • Staff level
  • Remote
  • Engineering

San Francisco, CA +3

Remote

Details
15 Jul, 2026

CoreWeave

Senior Software Engineer, Weave - Weights & Biases

COCoreWeave logo
  • Senior level
  • Engineering

$165k–220k/yr

Livingston, NJ +4

Details
6 Nov, 2026

sbcos

Painter PT

SBsbcos logo
  • Part time
  • Engineering

Le Meridien - New Orleans, United States of America

Part time

Details
6 Nov, 2026

sbcos

Engineer

SBsbcos logo
  • Full time
  • Engineering

$22–24/yr

Element New York - Times Square West, United States of America

Details
6 Nov, 2026

ASM

Software Engineer - Early Career

ASASM logo
  • Junior level
  • Engineering

US > Arizona > Phoenix

Salary not listed

Details