Senior Software Engineer (Android) (f/m/n)

InPost is an innovative European out of home deliveries company, revolutionizing the way parcels are delivered to customers. With operations across several countries, our network of intelligent lockers provides customers with a fast, convenient, and secure delivery option. InPost Group is a publicly traded company, with a market capitalization of about $5 billion as of March 2023. With over 30,000 people worldwide, InPost Group is one of the largest out of home delivery providers in Europe, committed to providing sustainable and efficient delivery solutions to meet the evolving needs of customers in today's rapidly changing landscape. At InPost, we’re passionate about building software that helps millions of customers send and receive their goods every day. Our Consumer‑Facing teams build and maintain mobile and web applications as well as enabling platforms that support payments, marketing communication, and loyalty programs . We have built one of the most recognized and appreciated mobile applications in Poland’s logistics sector , used by 10+ million users – and we’re just getting started. Our next step is scaling our mobile platform and products across Europe . We are currently strengthening our Android teams working on two key product areas: InPost Mobile App – our core consumer-facing mobile application → fully remote role InPost Pay – a comprehensive e-commerce solution offering a unified platform for payment and delivery. InPost Pay allows users to pay and arrange delivery with one button on the product card, transferring the basket and order to the InPost app. → hybrid model : 1 day per week from the office in Warsaw or Kraków , remaining days remote We offer B2B type of contract We’re looking for an experienced Senior Android Engineer who will play a key role in shaping our mobile platform, improving processes, and delivering an outstanding native Android experience at scale. Activities: Design, develop, and maintain high‑quality Android applications using Kotlin and Java , ensuring compatibility across multiple Android versions and device configurations Build scalable, maintainable solutions using MVVM, Clean Architecture, Android Architecture Components, Jetpack libraries, Compose, and Coroutines Ensure application performance, reliability, and great user experience throughout the full development lifecycle Refactor and optimize existing codebases to improve design, readability, performance, and long‑term maintainability Integrate mobile applications with backend APIs, Firebase, and third‑party services Write test‑covered, production‑ready code and contribute to automated testing strategies Actively participate in code reviews, architectural discussions, and technical decision‑making Collaborate closely with product managers, designers, QA engineers, and backend developers to translate business needs into technical solutions Work in an Agile environment , using modern development workflows (Git, CI/CD, Jira, Confluence) Use AI‑powered development tools (e.g. GitHub Copilot, ChatGPT, Claude) to improve efficiency, while critically evaluating and responsibly applying AI‑generated outputs 5+ years of experience in Android development Expert knowledge of the Android SDK , platform versions, and device configurations Strong understanding of Android UI/UX principles , patterns, and best practices Hands‑on experience with Jetpack, Compose, Coroutines, MVVM, and Clean Architecture Proven experience developing and optimizing Android applications in Kotlin and Java Experience with Firebase and API integrations Strong problem‑solving mindset and ability to translate business requirements into technical solutions High ownership, attention to detail, and focus on delivery Familiarity with modern development tools and processes: Git, CI/CD, code reviews, Jira, Confluence English at a professional level (minimum B2) Opportunity to work in a diverse , international , and cross-functional environment, along with leading experts . You work and learn from a senior leader and their leadership team, expanding your experience and exposure in the e-commerce and logistics industries. InPost is a growing company that offers its people an increasing number of opportunities in several locations in Europe. A wide range of benefits, including the MultiSport+ card, private healthcare , and group insurance , is available on the Worksmile platform. External and internal growth opportunities - conferences , trainings , workshops . Chances to broaden your skill set and acquire new competencies through daily work, challenging projects, and training activities.