Quantum Software Engineer

Classiq   All Jobs Quantum Software Engineer Product & R&D Israel Intermediate Full-time Description At Classiq Technologies, we’re shaping the future of quantum computing.Our mission is to make quantum computing practical and impactful by bridging the gap between hardware and real-world applications. Our platform enables developers and enterprises to design, optimize, and deploy quantum algorithms at scale, supporting teams from early exploration to production-ready quantum solutions across diverse hardware architectures.Classiq is trusted by Fortune 500 leaders, leading research institutions, and global governments. We accelerate the quantum era by transforming advanced quantum theory into scalable, usable technology.Quantum error correction and fault-tolerant quantum computing are central to the future of the industry and a strategic focus area at Classiq. Our R&D organization develops the technologies, software infrastructure, and workflows that will enable the transition from noisy quantum devices to practical logical quantum computing.We are seeking a Quantum Software Engineer to help build the software foundation for Classiq’s fault-tolerant quantum computing capabilities.As a Quantum Software Engineer, you will design and develop the software infrastructure, APIs, and workflows that enable fault-tolerant quantum computing within the Classiq platform.Working closely with quantum error correction researchers and GPU engineers, you will transform advanced research and prototypes into scalable, maintainable, and production-ready software. You will play a key role in shaping the architecture of systems that support logical quantum computing and future fault-tolerant workflows.What you'll doDesign and implement software infrastructure for fault-tolerant computing workflowsDevelop APIs, libraries, and internal frameworks that support quantum error correction and logical computing capabilitiesCollaborate with researchers and engineers to transform algorithms and prototypes into production-quality softwareBuild scalable, maintainable, and well-tested systemsContribute to architecture, design, and technical decision-making across multiple components of the platformIntegrate simulation, decoding, resource estimation, and execution workflows into the broader Classiq ecosystemContribute to end-to-end demonstrations and customer-facing solutionsWork closely with R&D, engineering, and product teams to deliver new capabilitiesWho you are5+ years of software engineering experienceStrong software development skills in PythonExperience designing and building production-quality software systemsStrong understanding of software architecture, APIs, testing, and maintainabilityExperience working with complex technical systems and large codebasesStrong problem-solving and debugging skillsAbility to independently lead technical projects from design through deliveryExcellent communication and collaboration skillsBonus pointsExperience with scientific computing or simulation softwareExperience building SDKs, developer platforms, or technical productsExperience with cloud-native systems and scalable infrastructureExperience working closely with research teamsFamiliarity with quantum computing conceptsExperience with Python performance optimization Apply for this job   All Jobs