Principal C++/Qt Software Engineer

Company: iO Associates
Apply for the Principal C++/Qt Software Engineer
Location: Fareham
Job Description:

Principal C++/Qt Software Engineer is required to work for a leading engineering organisation on a long-term programme developing advanced software solutions for Embedded Linux platforms. They specialise in delivering high-performance solutions for complex, safety-critical environments across sectors such as defence, aerospace, and industrial technology.

This is an excellent opportunity to play a key role in the design and delivery of complex software systems while mentoring engineers and shaping technical direction within an Agile/SAFe environment.

Key Responsibilities

  • Lead the design, development and delivery of high-quality software using modern C++ and Qt on Embedded Linux platforms.
  • Provide technical leadership through architecture, code reviews, mentoring and engineering best practices.
  • Collaborate with Product Managers and multidisciplinary teams to support backlog refinement, estimation and Agile/SAFe delivery.

Qualifications

  • 10+ years’ commercial experience in software test design, execution, and automation using modern C++ and Qt on Embedded Linux platforms.
  • Extensive hands-on experience developing automated test scripts using Python.
  • Strong experience with Squish or comparable GUI test automation frameworks.
  • Strong understanding of Agile/SAFe methodologies, CI/CD pipelines, and modern software engineering practices.

Company cannot provide visa sponsorship, so only candidates residing in the UK and with the existing right to work will be considered for the role.

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Posted: July 6th, 2026