About Us DTC A Codan Company is a technology company based in Whiteley, Hampshire. We specialise in the research and development of wireless and critical RF communication systems. Our Engineers work at the edge of what is scientifically possible, developing secure, high reliability systems used in real world, mission critical environments. Our technology is deployed nationwide by UK law enforcement and internationally across military, defence and government markets, enabling secure video, data and communications across complex networked environments. About the Role At DTC, our Software Engineers enjoy a varied role with a steady stream of challenging projects to work on. As a Senior Software Engineer within our Applications Team, you will lead the design, development and maintenance of complex desktop and mobile applications that underpin our product portfolio across multiple sectors. You will work across the full product lifecycle, shaping requirements, defining scalable architectures, and delivering secure, high integrity software used in operational environments. The role combines enhancement of established, nationally deployed platforms with the development of new products and capabilities, particularly within emerging military applications. You will develop in modern C++ and Qt across multiple platforms, collaborate closely with embedded, hardware and RF engineers, and contribute to a culture of technical excellence through code reviews, mentoring and continuou