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Copper.co Logo Copper.co · IT - Software Development

QA Engineer

United Kingdom, London · Job Posted December 07, 2025
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Job Description

Our QA engineers explore Copper’s architecture, designs, and codebase to identify potential problems, designing and implementing solutions to guide our engineers, ensuring our software meets the highest standards. You will be coaching and leading the adoption of different testing technique, contributing to the development of autonomous teams that deliver high quality software.

Job Responsibility

  • You will join as a part of the product development team, participating in every stage of product and feature development - from requirements, to build, to release, to iteration and support.
  • Act as a role model for quality within the team.
  • Review and ensure test processes are followed and features are properly tested following the testing pyramid.
  • You will be working in a complex environment (e.g., trading / blockchain / DeFi) and adapting well to changes.

Requirements

  • In-depth knowledge of QA methodologies, processes and best practises
  • Ability to drive forward and coach team on all areas of quality engineering
  • Understanding of the test pyramid
  • Technical knowledge with different approaches to the phases of manual testing
  • Experience testing API’s, back-end services, databases, messaging services and UI’s.
  • Automation experience and hands-on experience with automated testing
  • Understanding of the full development lifecycle
  • Self-driven, analytical, problem-solving skills and a team player
  • Thinking out of the box and contributing to continuous improvements and anticipating potential issues.

What we offer

  • Paid Time Off - A minimum of 35 days of paid time off per year, inclusive of annual leave and public holidays. Employees also receive one additional day of annual leave for each year of service.
  • Comprehensive Medical Insurance - Inclusive of dental, optical, audiology, and mental health coverage, with medical history disregarded
  • Life Insurance
  • Enhanced Pension Contributions - Includes an enhanced employer matching contribution
  • 24/7 Employee Assistance Programme (EAP)
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