💼 Full-Time Position

Principal Software Engineer

🏢
Jonathan Lee Recruitment
📍 Maidenhead, England, United Kingdom
📍
Location
Maidenhead, United Kingdom
📅
Posted
June 08, 2026
Type
Full-Time
🎯

Full-Time Opportunity: This is a permanent, full-time position with a competitive package and real career growth potential.

Job Description

Step into a world where innovation meets impact. This Principal Software Engineer role offers you the chance to be a part of cutting-edge defence technology, driving advancements that redefine security and protect lives. Working in a dynamic and collaborative environment, you'll lead projects that make a real difference, while enjoying excellent benefits such as private medical cover, flexible working hours, and participation in an annual bonus scheme. If you're ready to shape the future of defence systems by leading the design, architecture, and delivery of secure embedded and application software within advanced cyber and defence programmes. You’ll work across the full software lifecycle—from requirements and system design through to implementation, testing, and deployment—while ensuring high standards in performance, security, and reliability. The position includes technical leadership of small engineering teams, mentoring junior developers, and contributin...