Senior Software Engineer - DV Cleared, Onsite 3 Days/Week

iO Associates is seeking an experienced Senior Software Engineer based in Portsmouth, UK, to support the maintenance and enhancement of complex software systems within a secure environment. The candidate must have active DV clearance and strong software engineering experience, particularly with Python and C/C++. This permanent, full-time position emphasizes leadership in technical investigations and mentoring engineers.

The salary for this role ranges from £70,000 to £90,000 per annum, with 3 days per week onsite.