Spectrum IT Recruitment is working with an innovative technology business at the forefront of 5G and wireless communications. They''re looking for a Senior Software Engineer to join their software team in Southampton.This role would suit an experienced engineer whose main focus is C or C++ software development, particularly in multithreaded or high-performance systems.The RoleYou''ll take a leading role in developing, integrating and optimising software that supports the company''s 5G NR Physical Layer (PHY) technology. Working with software, hardware, architecture and system-test teams, you''ll tackle complex performance challenges and help shape reliable software for a demanding technical environment.Key ResponsibilitiesTake technical ownership of C/C++ software development used to run and test 5G NR PHY algorithmsDrive software performance improvements through optimisation and multithreadingLead the integration of software components and resolution of complex technical issuesDevelop and maintain automated testing and CI processesCollaborate with hardware, architecture and system-test teamsSupport interoperability testing with customers, vendors and operatorsProvide senior technical input into reviews and wider software engineering decisionsWhat We''re Looking ForEssential:Extensive commercial experience developing software in C or C++Strong software engineering fundamentals and sound technical judgementProven experience with multithreaded or high-performance softwareThe ..... full job details .....