Senior Android Developer – Kotlin

Location Barcelona
Job Type Permanent
Salary Attractive
Reference 30331

One of the leading european crypto/fintech companies in Europe is looking to hire a Senior Android Engineer with Kotlin experience as an addition to their team of passionate and enthusiastic professionals changing the world of Online Payments.

This person will be responsible to develop from scratch the Android application and have full ownership over the codebase. Will work with the CTO, Head of Blockchain, Technical and Product Development Teams to deliver technology solutions for our dynamically-evolving and market leading products.


  • Develop applications for financial & crypto products
  • Full ownership of the mobile framework and it’s architecture
  • Update, repair, modify and develop existing software and generic applications
  • Test sample data-sets to check that output from the program works as intended
  • Adapt the program to new requirements, as necessary
  • Consult manuals, periodicals and technical reports to learn new ways to develop programs and maintain existing skills and knowledge


  • Strong experience developing Android mobile applications
  • Experience developing in Kotlin
  • Knowledge of Android App Architecture
  • Familiarity with security in mobile application development
  • Experience with third-party libraries and APIs
  • Familiarity with RESTful and Sockets APIs to connect applications to back-end services
  • Strong knowledge of OOP, data structures and algorithms
  • Proficient understanding of code versioning tools such as Git
  • Knowledge of Android back-end services
  • Proved experience in the fintech area
  • Experience in bootstrapping mobile applications
  • Experience in integrating financial services SDKs and APIs
  • Proactivity in the development cycle
  • Experience in a Continuous Delivery environment
  • Knowledge on Financial ISO 20022 and Information Security Management ISO 27001
  • Experience in implementation of security features, such as 2FA, Pincode, mobile authentication match
  • Agile methodologies practices


  • A challenging job in a premium professional environment
  • Attractive compensation package with social benefits
  • Attractive bonus scheme
  • Opportunity to stay current with technologies and advancements in the field with a renowned brand in the digital assets/cryptocurrencies industry
  • Remote work option.


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