Quantum computing companies

Airbus

4 open roles

A global aerospace and defense manufacturer researching quantum computing, sensing, and navigation applications for aviation, space, and defense.

Founded 1970 · Blagnac, France

Alice & Bob

23 open roles

Building the first useful quantum computer, with superior qubits.

Founded 2020 · Paris, France

Alpine Quantum Technologies

6 open roles

We enable our customers to accelerate their research with our instruments, install quantum computers on site, or access them via the cloud.

Founded 2018 · Innsbruck, Austria

Amazon Braket

58 open roles

The Amazon Braket quantum computing service helps researchers and developers use quantum computers and simulators to build quantum algorithms on AWS.

Anyon Systems develops and deploys on-premise superconducting quantum computers for HPC centres. A leader in hybrid HPC-Quantum computing.

Founded 2014 · Saint-Laurent, Quebec, Canada

Arqit

2 open roles

A UK-listed (Nasdaq: ARQQ) quantum-safe encryption company, best known for its QuantumCloud key-distribution platform.

London, United Kingdom

Atom Computing

26 open roles

Builds gate-based quantum computers using neutral-atom technology and optically trapped atomic arrays.

Founded 2018 · Berkeley, California, USA

C12

5 open roles

A French startup building quantum processors from ultra-clean carbon nanotubes.

Paris, France

CryptoNext Security

5 open roles

A French post-quantum cryptography company helping organizations migrate to quantum-resistant encryption.

Paris, France

D-Wave

49 open roles

Unlike other quantum systems that are years away from practical use, D-Wave's annealing quantum computing technology is ready for real-world applications today.

Founded 1999 · Burnaby, Canada

Equal1 Labs

8 open roles

Equal1 is changing that paradigm, introducing the first commercially viable quantum system built to run inside existing AI and HPC data center environments.

Founded 2017 · San Carlos, United States

Horizon Quantum Computing

12 open roles

Horizon Quantum is building software infrastructure that empowers developers to use quantum computers to solve real-world problems.

Founded 2018 · Singapore

HRL Laboratories

17 open roles

A Boeing/GM-owned corporate research lab with active trapped-ion and silicon spin-qubit quantum computing research.

Malibu, California, United States

ID Quantique

2 open roles

ID Quantique is the world leader in quantum cybersecurity, and empowers researchers to create the quantum photonic building blocks of the Quantum Internet.

Founded 2001 · Geneva, Switzerland

Infleqtion

67 open roles

Infleqtion engineers world-class neutral atom quantum computers, precision sensors, and software for governments, corporations, and research institutions worldwide.

Louisville, United States

IonQ

108 open roles

IonQ delivers trapped ion quantum computing systems, cloud access, and enterprise solutions for real-world quantum applications.

College Park, United States

IQM Quantum Computers

23 open roles

IQM builds superconducting full-stack quantum computers with up to 150 high-fidelity qubits and the highest connectivity out there.

Founded 2018 · Espoo, Finland

Mesa Quantum

3 open roles

An early-stage US startup building chip-scale atomic clocks and quantum sensing hardware.

Chicago, Illinois, United States

Microsoft Azure Quantum

0 open roles

Explore Azure Quantum computing to access advanced quantum computing solutions, combining AI and high-performance computing to help drive innovation.

Moth Quantum

1 open role

A London-based startup applying quantum computing to audio and music technology.

London, United Kingdom

Multiverse Computing

10 open roles

We empower organizations to run secure, production-ready AI with tailored solutions — reducing compute costs and retaining full control across cloud, data centers and edge environments.

Founded 2019 · San Sebastián, Spain

Nu Quantum

6 open roles

Nu Quantum has been pioneering quantum networking technology since 2018. Our market-leading expertise is uniquely positioned to deliver a distributed quantum...

Founded 2018 · Cambridge, United Kingdom

ORCA Computing

2 open roles

ORCA Computing develops full-stack photonic quantum computers to address use-cases such as generative machine learning and optimisation.

London, United Kingdom

Oxford Quantum Circuits

0 open roles

Builds superconducting quantum processors using its patented Coaxmon architecture and provides Quantum Computing-as-a-Service (QCaaS).

Founded 2017 · Reading / Oxfordshire, United Kingdom

Pasqal

34 open roles

Enabled by Nobel Prize-winning technology and a full-stack approach, Pasqal delivers cutting-edge quantum solutions worldwide.

Founded 2019 · Palaiseau, France

Phasecraft

11 open roles

A UK quantum algorithms company developing software for near-term quantum hardware.

London, United Kingdom

Planqc

19 open roles

A Max Planck Institute of Quantum Optics spinout building neutral-atom quantum computers.

Munich, Germany

PsiQuantum

64 open roles

PsiQuantum is on a mission to build the first commercially useful quantum computer to solve humanity's greatest challenges.

Palo Alto, United States

Q-CTRL

9 open roles

Infrastructure software to power the quantum future. We expand the utility of quantum computers and deliver new quantum sensing capabilities through software.

Founded 2017 · Sydney, Australia

Qedma

5 open roles

Develops quantum software for noise resilience, error mitigation, and multi-qubit processor characterization.

Founded 2020 · Tel Aviv, Israel

Qphox

5 open roles

A Delft-based startup building quantum transducers that convert microwave qubit signals to optical light for long-distance quantum networking.

Delft, Netherlands

Quandela

16 open roles

A French photonic quantum computing company building quantum processors from single-photon sources.

Paris, France

Quantinuum

95 open roles

Our trapped ion quantum computers and software solutions are the highest performing in the industry, enabling our users to solve industry's most complex problems.

Founded 2021 · Broomfield, United States

Quantum Brilliance

3 open roles

Quantum Brilliance builds diamond-based quantum chips and products that operate at room temperature, enabling mass-deployable quantum technology from data centers to the field.

Founded 2019 · Canberra, Australia

Quantum Machines

50 open roles

Accelerate quantum research to unrivaled speeds with Quantum Machines' quantum control and cryogenic electronics solutions. Explore the platform.

Tel Aviv, Israel

Quantum Motion

18 open roles

A UCL/Oxford-founded startup building silicon spin-qubit quantum processors on industrial chip manufacturing lines.

London, United Kingdom

Quantware

26 open roles

A Dutch manufacturer of superconducting quantum processor chips, supplying hardware to other quantum computing companies.

Delft, Netherlands

QuEra Computing

65 open roles

QuEra Computing is the leading provider of quantum computers based on neutral-atoms. Our mission is to build the most scalable quantum computers.

Boston, United States

QuiX Quantum

6 open roles

A University of Twente spinout building photonic quantum computing processors.

Enschede, Netherlands

Rigetti Computing

10 open roles

Practical quantum computing. Delivered over the cloud.

Founded 2013 · Berkeley, United States

Riverlane

25 open roles

Creates quantum error correction (QEC) stacks and software (such as Deltaflow.OS) to enable fault-tolerant quantum computing.

Founded 2016 · Cambridge, United Kingdom

SandboxAQ

25 open roles

SandboxAQ leverages the compound effects of AI and advanced computing to address some of the biggest challenges impacting society.

Founded 2022

Silicon Quantum Computing

22 open roles

SQC produces nature's perfect qubits: phosphorus atoms precision placed in pure silicon, the 14|15 qubit platform, manufactured in-house at 0.13 nanometer accuracy.

Terra Quantum

6 open roles

Terra Quantum offers Quantum as a Service in the areas of quantum algorithms, quantum computing and quantum security.

Rorschach, Switzerland

Universal Quantum

37 open roles

A University of Sussex spinout building modular trapped-ion quantum computers.

Brighton, United Kingdom

Xanadu

1 open role

Xanadu is a Canadian quantum computing company with the mission to build quantum computers that are useful and available to people everywhere.

Founded 2016 · Toronto, Canada