Multiverse Computing

Quantum Software Engineer Intern

Donostia, ES · Posted 1h ago

salary not listedjuniorcontracthybrid
PythonQiskitPennylane

Job Description

Multiverse Computing is a fast-growing deep-tech company founded in 2019 and recognized by CB Insights as one of the 100 most promising AI companies globally. We are the largest quantum software company in the EU, with 250+ employees worldwide building advanced AI and quantum solutions that help enterprises tackle complex, high-impact challenges across industries such as finance, energy, manufacturing, telecom, and industrials.

Our mission is to enable organizations to gain a meaningful competitive edge through cutting-edge AI and quantum technologies.

Why join us?
We are a European deep-tech leader in quantum and AI, backed by major global strategic investors and strong EU support. Our groundbreaking technology is already transforming how AI is deployed worldwide — compressing large language models by up to 95% without losing accuracy and cutting inference costs by 50–80%.Joining us means working on cutting-edge solutions that make AI faster, greener, and more accessible — and being part of a company often described as a “quantum-AI unicorn in the making.”

As a Quantum Computing Engineer intern, you will

  • Join a world-class team of Quantum experts with an extensive track record in both academia and industry

  • Work with Fortune-500 customers from government and private sectors.

  • Collaborate with the founding team in a fast-paced startup environment.

  • Contribute to designing and improving Multiverse’s codebase.

  • Design and implement new quantum algorithms.

Required Qualifications

  • Bachelors, Master's degree Or PHD in Quantum Physics, Quantum Engineering, or related field.

  • Knowledge of quantum computing algorithms, Quantum annealing and hybrid techniques.

  • Knowledge of Python and related scientific computing tools.

  • Ability to work with a diverse team of people, both in-person and through online resources.

  • Perfect command of English language

Preferred Qualifications

  • PhD in Quantum Physics, Computer Science, or related fields.

  • Experience with quantum computing SDKs (Qiskit, Pennylane, or others).

  • Machine learning

  • Industry experience.

  • Experience using git, unit testing, and docker.

Exceptional Qualifications

  • Experience with error mitigation techniques and tools.

  • Optimization techniques

  • Ability to write patent applications.

  • Ability to write grant proposals.

Perks & Benefits

  • 6-month internship contract.

  • Equal pay guaranteed.

  • Relocation package (if applicable).

  • Hybrid opportunity.

  • Flexible working hours.

  • Eligibility for educational budget according to internal policy.

  • Flexible retribution with Cobee.

  • Language classes and discounted lunch options.

  • Working in a high paced environment, working on cutting edge technologies.

  • Career plan. Opportunity to learn and teach.

  • Progressive Company. Happy people culture.

As an equal opportunity employer, Multiverse Computing is committed to building an inclusive workplace. The company welcomes people from all different backgrounds, including age, citizenship, ethnic and racial origins, gender identities, individuals with disabilities, marital status, religions and ideologies, and sexual orientations to apply.

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