Classiq is a quantum computing software company.
We build the platform that enterprise teams and government organizations use to develop, optimize, and deploy quantum software across any quantum hardware.
We're a growth-stage B2B technology company with 100+ patents and a global footprint across North America, Europe, APAC, and Israel.
As a Quantum Application Engineer, you’ll work closely with our enterprise customers in the EMEA region to help them design, build, and scale real-world quantum applications. You’ll guide onboarding, lead collaborative projects, and serve as the technical voice of the customer inside Classiq. You’ll work at the intersection of quantum research, applied engineering, and customer impact, helping some of the world’s leading companies explore and adopt quantum computing.
What you'll do:
- Act as a technical champion within key customer accounts
- Lead customer onboarding and training for developers and researchers with varying quantum knowledge
- Provide hands-on technical support
- Design and co-execute projects that take real-world applications and solve them with quantum algorithms
- Proactively identify new technical opportunities within customer conversations
- Capture customer feedback and translate it into actionable insights for Product
- Build reusable tools, insights, and methodologies that help scale successful solutions across customers
Who are you:
- PhD in physics, computer science, or a related field to quantum information science
- 3+ years of hands-on experience in quantum algorithm design, research, or software development
- Experience leading technical sessions with R&D and engineering teams
- Excellent communication skills and the ability to explain technical topics clearly
- Strong proficiency in Python and quantum SDKs (e.g., Qmod, Qiskit, PennyLane, Cirq, Tket)
- Located in Germany
- Fluent in English and German, written and spoken.
Bonus points:
- Experience with Quantum Chemistry
- Experience with QML
- Experience with a large variety of quantum algorithms
- PhD in physics, computer science OR a related field to quantum information science
- 3+ years of hands-on experience in quantum algorithm design, research, or software development
- Fluent English- Must
Who are you:
- PhD in physics, computer science, or a related field to quantum information science
- 3+ years of hands-on experience in quantum algorithm design, research, or software development
- Experience leading technical sessions with R&D and engineering teams
- Excellent communication skills and the ability to explain technical topics clearly
- Strong proficiency in Python and quantum SDKs (e.g., Qmod, Qiskit, PennyLane, Cirq, Tket)
- Fluent English and German, written and spoken
Bonus points:
- Experience with Quantum Chemistry
- Experience with QML
- Experience with a large variety of quantum algorithms
Skills Required
- PhD in physics, computer science, or a related field in quantum information science
- At least 3 years of hands-on experience in quantum algorithm design, research, or software development
- Experience leading technical sessions with R&D and engineering teams
- Excellent written and verbal communication skills
- Strong proficiency in Python and quantum SDKs such as Qmod, Qiskit, PennyLane, Cirq, or Tket
- Fluent written and spoken English
- Experience with quantum chemistry
- Experience with quantum machine learning
- Experience with a wide variety of quantum algorithms
What We Do
Welcome to Classiq - Leading Quantum Computing Software Inspired by traditional semiconductor design automation, Classiq combines deep quantum expertise with novel implementation of classical computing software automation. This combination of deep technologies is designed to transform the quantum software stack, today and in the future. With an IDE, SDK, Compiler and OS for quantum computing, Classiq is positioned at the intersection of quantum physics and computer science. Classiq’s transformative offering is being woven into the fabric of the quantum computing ecosystem: QUANTUM DEVELOPERS: As quantum computers get more powerful gate-level manual coding becomes impractical, and at times impossible. Classiq’s unique technology changes that. Classiq’s high-level quantum development environment offers functional libraries and deploys advanced heuristics and algorithms to synthesize quantum circuits automatically. Experts and beginners alike are now able to implement advanced scalable quantum circuits that are automatically optimized for a specific quantum machine, as well as easy benchmarking. Execution on quantum machines and simulators is built-in. QUANTUM COMPUTER PROVIDERS: Classiq’s software can be deployed as a dedicated front-end operating system offering customers best-in-class features maximizing customer insights and productivity. QUANTUM CLOUDS: Classiq’s hardware agnostic development software enables programs in all leading quantum programming languages providing broad access to and driving adoption of cloud platforms. HPC & ADVANCED COMPUTATION: Classiq’s scalable automation and classical computing underpinning make it a natural partner for today’s supercomputing providers seeking to integrate seamlessly with quantum computing. Classiq is collaborating with the world’s leading supercomputing providers to build seamless architectures to combine the best of both classical and quantum computing.
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