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Job Title: Contract Applications Developer – C++ / Qt Location: Colchester Rate: £55 - £60 per hour (indicative, outside IR35) Contract Length: 3–6 months Working Arrangements: Primarily on-site, with some flexibility depending on project phase Overview An established technology company based in Colchester is looking for an experienced Applications Developer to support a range of embedded, GUI-driven software projects. Working within a multidisciplinary engineering team, you will focus on delivering high-quality application features, user interfaces, and on-screen display tools using C++ and Qt, closely integrated with embedded hardware systems. This role is assessed as outside IR35, making it suitable for contractors operating via a Personal Service Company (PSC). Key Responsibilities Develop and enhance GUI and application-level features using C++ and Qt for embedded platforms Build on-screen display tools and front-end components for hardware-integrated applications Contribute to Python-based tooling, automation, and integration scripts Collaborate with embedded engineers, product teams, and test teams to refine requirements and deliver robust software Troubleshoot, debug, and optimise code for performance, memory efficiency, and hardware constraints Support the full software lifecycle, from design through to deployment on embedded targetsAbout You Strong commercial experience with C++ and Qt for GUI and application development Proven experience working with embedded systems or hardware-integrated applications Proficient in Python for automation, tooling, or integration tasks Comfortable working with low-level constraints, hardware interfaces, and embedded workflows Analytical, detail-oriented, and an effective communicator within cross-functional teamsDesirable Skills Experience with cross-platform or resource-constrained environments Familiarity with embedded Linux, device drivers, or hardware/software integrationFor further information on this contract Applications Developer role please contact Graham Cross on (phone number removed) or (url removed)