Senior Software Engineer - DV ClearedLocation: Portsmouth, UK (3 days per week onsite)Employment Type: Permanent, Full-timeSecurity Clearance: Active MoD DV Clearance RequiredSalary: £70,000 - £90,000 per annum iO associates are seeking an experienced Senior Software Engineer to support the maintenance, enhancement, and modernisation of complex software systems within a secure environment. RequirementsActive DV clearance.Strong software engineering experience in Python and C/C++ development.Strong understanding of software architecture, system integration, and modern engineering practices.Proven ability to lead technical investigations, solve complex problems, and implement sustainable solutions.Experience mentoring engineers and driving high standards of software quality. ..... full job details .....