Senior Android Developer, hybrid

Description

Senior Android Developer SlashMobility is a boutique technology firm building something different from traditional consulting. We do not want to be an hourly factory nor a massive consultancy. We are creating a home for Tech Elite: professionals who want to work with large corporations on real challenges, in small, highly skilled teams delivering tangible impact. We help major organizations design and build digital products and technological platforms that truly move their business forward. We do not limit ourselves to executing tasks: we dive into our clients’ critical problems and solve them with senior technical talent, a product mindset, and a focus on impact. We work with large corporations at critical junctures: technological modernization, creation of new digital products, or scaling of platforms. These are organizations that do not need more vendors — they need teams capable of thinking, building, and executing at a high level. Our model combines highly specialized European talent with technology capability hubs in LATAM. This allows us to form high-performance, senior-level teams organized into centers of excellence, focused on solving complex problems with speed and quality. **The difference is simple:** SlashMobility does not pursue volume — it pursues excellence. We prefer small but outstanding teams. Here, you do not come to hide within a giant organization; you come to build, take responsibility, and work alongside exceptional people on projects that truly matter. Over these years, our \+100 employees have worked with hundreds of clients across \+3\.000 solutions, delivering a holistic perspective when interpreting the challenge posed by their organizations’ digital transformation. Job Description What is the company you’ll be working for? We are a company specialized in digital transformation and committed to people. Our focus is on accelerating society’s technological digital transformation through apps (mobile, web, AI) and IT talent acquisition. Over these years, our \+100 employees have worked with hundreds of clients across \+3\.000 solutions, delivering a holistic perspective when interpreting the challenge posed by their organizations’ digital transformation. What do we believe in? **We are grounded in four core values:** Innovation — delivering innovative solutions professionally and profitably, with a distinctive value: expert knowledge across the entire value chain. Commitment — treating the organization’s goals as our own and overcoming any obstacle to achieve them. Proactivity — initiating and implementing actions to improve services and quality. Teamwork — relying on a motivated, multidisciplinary team that coordinates seamlessly to achieve shared objectives. Requirements **We would like you to be a colleague who has:** Strong knowledge of Kotlin and Java. Deep understanding of the Android SDK and key tools and libraries. Experience with dependency injection, data persistence, image loading, and network calls. Experience with REST APIs and JSON data parsing. Ability to create adaptive user interfaces using ConstraintLayouts. Understanding of algorithms, programming patterns, data structures, and functional programming. Ideally, familiarity with all tools involved in our CI/CD process: JIRA, Stash, Git Flow, Nexus, and Jenkins. Professional Android development experience over the past 3–4 years. Prior experience with Unit and Integration Tests. You’ll join a team that loves doing great work — and having even more fun! The SlashTeam is waiting for you. **Position:** Developer **Location:** Barcelona (Spain) **Contract Type:** Permanent **Working Hours:** Full-time **Sector:** Internet and Technology **Vacancies:** 1 **Discipline:** ICT **Work Modality:** Hybrid Kotlin, Java, SDK,