126 to 127 of 127 Ruby Jobs in the UK

Senior Backend Developer - Ruby/Elixir Location: London - Remote Outside IR35 Immediate starter. We're supporting a technology business undertaking a major modernization programme and are looking for a Senior Backend Developer to drive a large-scale refactoring initiative across a complex, multi-service platform. This is a hands … working alongside you What you'll need to bring: Backend engineering Strong commercial experience with Elixir including OTP, GenServers and Phoenix Expert use of Ruby Roughly 5+ years working across both ecosystems Data layer Advanced optimisation and performance tuning in MySQL Strong knowledge of PostgreSQL , including complex queries and administration ...

this varied role, you will move between established legacy projects and fast-moving greenfield expansions, ensuring that the data syncs perfectly between a Ruby on Rails backend and native iOS/Android client devices. You will embed yourself in the design phase to strengthen acceptance criteria before code is even … with a deep understanding of web and mobile, such as offline modes and location services. You should be comfortable navigating a technical stack (Vue.js, Ruby, Swift, Kotlin) and have a proven track record of using tools like TestRail or Jira to bring clarity and structure to regression testing. This ...