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)