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Joy Network

Backend Engineer Kotlin (Fintech, Crypto)

Joy Network
United Kingdom · Full-time · Entry

 What we are looking for


  • Experience with Kotlin
  • Enjoy working with the modern backend stack (Kafka, PostgreSQL, Redis, GCP)
  • Experience in Fintech and/or crypto
  • Ability to develop, test and deploy microservices to support our core business
  • Ability to develop, debug, test, and deploy APIs
  • Team players: Credit the team & Blame no one


What will make you stand out


  • 4+ years of experience as a Backend Engineer
  • Experience with crypto/web3


What you’ll be working on

  • Develop the core banking and blockchain services
  • Develop the mobile API that feeds our mobile apps and web
  • Integrate with partners and services


What you’ll get

  • Competitive salary + stock options
  • Private dental + health insurance
  • The best tech for your job
  • 30 days of paid holidays (excl. bank holidays)
  • Option to work 100% remotely or come to the office - your choice!
  • Ability to work abroad for 4 months a year


Key Skills

Ranked by relevance

microservices blockchain postgresql redis kafka
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Posted
Aug 16, 2025
Type
Full-time
Level
Entry
Location
United Kingdom

Industries

Social Networking Platforms

Categories

Engineering Information Technology

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