Quantum Computing Jobs

91 jobs for “Quantum Hardware Engineer”

Results

Rigetti logo

Rigetti · 51–200 people · Public

Senior Quantum Engineer, Gate Calibration

  • Berkeley, United States
  • Hybrid
  • US$175,000 – US$200,000 pa
  • Senior

Lead experimental programs to characterize, calibrate and optimize two-qubit gates on tunable-coupler superconducting processors, isolating error sources such as leakage, crosstalk and decoherence. Develop pulse shaping, dynamical decoupling and automated calibration methods that scale across hundreds of qubit pairs, feeding findings back into device design and fabrication.

QuTiP · Rigetti Quantum Cloud Services

3 months ago
Rigetti logo

Rigetti · 51–200 people · Public

Senior Quantum Field Engineer

  • US or UK Locations
  • Hybrid
  • Senior

Deploys and operates Rigetti quantum systems at customer sites, owning technical work from initial bring-up through sustained cloud operation. Specialises in either systems integration (cryogenic hardware, qubit and fridge characterisation) or gate calibration (1Q/2Q gate performance, automated recalibration, production monitoring). Requires up to 25% international travel and close collaboration with internal R&D teams.

AWS · Azure · Kubernetes +3

4 months ago

Universal Quantum · 51–200 people · Series A

Quantum Control Theorist

  • Haywards Heath
  • Hybrid
  • Permanent

Design, model and test high-fidelity quantum operations, developing control methods and accurate physics models based on real hardware specifications. Work closely with hardware teams to implement new methods on quantum devices, build benchmarking procedures and compare experimental results against theoretical predictions.

3 months ago
IonQ logo

IonQ · 501–1000 people · Public

Staff Software Engineer, Non-Realtime Controllers

  • Oxford
  • Hybrid
  • Senior

Hands-on staff engineering role owning the non-realtime control software for quantum computers, integrating supporting hardware such as cryogenic compressors, vacuum pumps, lasers and cameras on general-purpose Linux. You will write Rust controllers and shared frameworks, build simulators and test infrastructure, and diagnose failures that only appear against real hardware in a live lab.

Rust · gRPC · REST +5

Last month
IonQ logo

IonQ · 501–1000 people · Public

Hardware-in-the-loop (HIL) Test Manager

  • Oxford
  • Senior · manages people

Build and lead a team owning the hardware test estate for quantum-computer control software, from CI systems to new QA and staging rigs. Define test-system architecture, plan builds with Manufacturing, and shape testing strategy across simulation and hardware-in-the-loop. Act as test architect, driving automation and self-service rig usage.

GitHub Actions

Last week

Universal Quantum · 51–200 people · Series A

AMO Theorist

  • Haywards Heath
  • Hybrid
  • Permanent

Designs and models atom-light operations such as sub-Doppler cooling, state preparation, detection and quantum gates, and develops accurate physics models of ion-laser and microwave interactions. Works closely with hardware teams to implement these methods on quantum computing devices and analyses experimental results against model predictions.

3 months ago

Infleqtion · 51–200 people · Public

Mixed Signals Electronics Engineer - Compute

  • Oxford
  • Hybrid
  • Permanent

Designs, verifies and implements mixed-signal and analogue electronic systems for quantum products, covering signal-chain architecture, modelling and simulation, and digital/mixed-signal circuit design with DAC/ADC and FPGAs. Also handles PCB design and layout, RF shielding, cabling and routing, plus test plans and supplier engagement within a multi-disciplinary team.

DAC · ADC · FPGA

Last month

PsiQuantum · 501–1000 people · Late stage

Senior Optical Fibre R&D Engineer

  • Warrington
  • £64,000 – £76,500 pa
  • Senior

Laboratory-based R&D role designing and running precise, repeatable measurements of optical fibre properties such as loss, modal content, dispersion and polarisation, and interpreting how they affect system performance. Combines experimental characterisation, optical modelling and exploratory subsystem demonstrations, working with optical-interface and mechanical-design specialists plus external research partners.

FDTD

Last week

PsiQuantum · 501–1000 people · Late stage

Senior Photonics Engineer, Optical Interfaces

  • Warrington
  • On-site
  • £64,000 – £76,500 pa
  • Senior
  • Permanent

Develops ultra-low-loss optical interfaces between dissimilar waveguiding platforms, combining device concept design, optical simulation with BeamPROP or FDTD, and hands-on experimental validation of coupling and mode conversion. Works with internal photonics, systems and experimental teams plus external partners to mature practical, manufacturable interface solutions.

BeamPROP · FDTD · BPM +1

3 weeks ago

Infleqtion · 51–200 people · Public

QRF Lead Scientist

  • Oxford
  • Hybrid
  • Lead
  • Permanent · Flexible

Lead scientist role focused on quantum radio frequency (QRF) research within a global quantum technology company. Involves driving experimental work on atom-based quantum sensors and platforms, bridging fundamental physics with commercial product development. Based in Kidlington, Oxford, with up to two days remote working per week.

Last month

Arqit

Software Engineers

  • Belfast

Builds horizontally scalable, mission-critical enterprise software within a fast-moving product team where code ships to customers in weeks. Works with systems architects on component design, applies AI tooling across the development lifecycle, and monitors production performance. Uses languages such as Java, Kotlin, Rust, Python or C++ with containers and cloud IaaS/PaaS.

AI Coding Companions · IaaS · PaaS

Last month

Arqit

Senior Software Engineers

  • Belfast
  • Senior

Builds horizontally scalable, mission-critical enterprise software in a fast-moving product team where code ships to customers within weeks. Works across hybrid cloud IaaS/PaaS architectures using Java, Kotlin, Rust, Python or C++, embedding AI tooling across the development lifecycle, mentoring junior engineers and monitoring production performance.

Linux · AI Coding Companions

Last month

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