Infleqtion, a global quantum technology company, is seeking an Instrumentation Software Engineer for their Kidlington, Oxford office. This is a 12-month contract position with potential for extension or permanent role. The role focuses on developing software and firmware interfaces to control and monitor optical and atomic physics systems for next-generation atomic clocks and PNT systems. The position involves working with cutting-edge quantum technology, requiring expertise in Python, C, and hardware interfaces. The ideal candidate will have several years of experience in software development for hardware control, strong programming skills, and the ability to work in a collaborative environment. The company offers flexible working with up to 2 days remote work per week, comprehensive benefits including unlimited PTO, generous pension contribution, and healthcare insurance. This is an excellent opportunity to work on advanced quantum technology projects while being part of a growing engineering team.