Quantum Computing Jobs

91 jobs for “Quantum Computing Scientist”

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Rigetti logo

Rigetti · 51–200 people · Public

Senior Process Engineer - Physical Vapor Deposition (PVD)

  • Fremont, United States
  • On-site
  • US$170,000 – US$200,000 pa
  • Senior
  • Permanent

Owns the health and performance of production PVD deposition modules used to fabricate superconducting quantum processors, developing, optimising and qualifying thin-film processes via SPC and data analysis. Works cross-functionally with equipment, facilities, integration and quantum engineering teams, with growing scope to set technical direction and mentor engineers.

Sputtering · E-beam Evaporation · Thermal Evaporation +7

Visa sponsorship 4 months ago
IonQ logo

IonQ · 501–1000 people · Public

Senior Mechanical Engineer

  • Oxford
  • Senior

Owns mechanical design of ion-trap quantum computer hardware, from first requirements through manufacture and integration. Produces CAD assemblies, drawings and BOMs for cryostat, vacuum and cooling systems, routes cabling and optical fibre, and supports lab technicians. Works with scientists and hardware teams on complex multidisciplinary systems.

SolidWorks

Last month
IonQ logo

IonQ · 501–1000 people · Public

Software Engineer, Non-Realtime Controllers

  • Oxford
  • Hybrid
  • Mid-level

Build and operate the software controlling the supporting hardware of trapped-ion quantum computers, from cryogenic compressors to lasers, wavemeters and sensors. You'll own device controllers end to end — API design, implementation, fleet rollout and operational health — working in a Rust codebase with hardware protocols like SCPI, serial, TCP/IP and USB alongside software, systems and quantum science teams.

Rust · SCPI · TCP/IP +1

Last month
Rigetti logo

Rigetti · 51–200 people · Public

Senior Software Engineer, Internal Systems

  • Berkeley, United States
  • Hybrid
  • US$180,000 – US$250,000 pa
  • Senior

Builds and maintains data-intensive Python backend services for Rigetti's internal software team, supporting quantum engineers and fab engineers with measurement, characterization and fabrication tooling. Also works on cloud infrastructure, schema migrations, observability, and frameworks that let scientists use AI coding agents safely. Small senior team, close to the quantum hardware.

AWS · Kubernetes · Kafka +2

Last month

Quantinuum · 201–500 people · Series B

Software Engineer in Test - 1134

  • Cambridge
  • Hybrid
  • Senior

Design, implement and maintain automated integration and end-to-end test suites for quantum computing infrastructure, spanning cloud services and hardware/software subsystems. Work with multiple teams to improve testability, integrate tests into CI/CD pipelines, and develop QA processes for major releases, with strong Python skills and little manual testing.

GitHub Actions · Jenkins · Pytest +2

Today

Anonymous

Electronics Design Engineer – Analogue/Mixed Signal/RF

  • London
  • Hybrid
  • Senior

Own the full electronics development lifecycle for photonic computing hardware, from analogue and mixed-signal circuit design through schematic capture, PCB layout, prototyping and lab verification. Work alongside physicists, optical engineers and embedded software developers in a collaborative R&D team, testing with oscilloscopes and spectrum analysers and supporting integration and EMC work.

ADC · DAC · Oscilloscopes +1

3 weeks ago
Quantum Dice logo

Quantum Dice

Solutions Engineer - Government, Defence and Critical Industries

  • Oxford
  • Hybrid
  • Permanent

Customer-facing technical role translating defence and national security challenges into mathematical models, building prototypes on simulators, software stacks and probabilistic hardware. Applies optimisation, probabilistic inference and AI methods such as QUBO, Ising models and Bayesian networks, benchmarking against classical solvers, CPUs and GPUs. Leads projects from requirements capture to pilot within defence constraints including security classification and export control.

CPUs · GPUs

SC clearance 2 weeks ago

Infleqtion · 51–200 people · Public

Quantum Software Engineer - Algorithms & Applications

  • Kidlington
  • Hybrid
  • Mid-level
  • Permanent

Designs, implements and optimises quantum algorithms for simulation, optimisation and hybrid quantum-classical workloads, working with hardware, control and research teams to turn theory into executable applications. Deploys software optimisations to the Superstaq cloud platform using industry-grade engineering practices, supports customers, and contributes to research publications and commercial proposals.

Superstaq

3 days ago

University of Oxford

Postdoctoral Research Assistant in Modelling of Quantum Computing Control Systems

  • Oxford
  • On-site
  • £39,424 – £47,779 pa
  • Entry level
  • Contract

Builds machine learning models and digital twins of quantum devices to study how scaling to the million-qubit regime affects control and stability. Models the physical and control architecture to identify design bottlenecks and optimisation strategies, collaborating with academic teams, industrial partners and national laboratories within the QCI3 initiative.

2 weeks ago

Universal Quantum · 51–200 people · Series A

Quantum Operator

  • Haywards Heath
  • On-site
  • Permanent

Operate, monitor and maintain ion-trap quantum computing hardware and experimental systems, running calibration, optimisation and characterisation of quantum hardware and control systems. Work closely with physicists and engineering teams to integrate and test new hardware, collecting and analysing experimental data to support performance and troubleshooting.

3 months ago

Universal Quantum · 51–200 people · Series A

Experimental Quantum Physicist

  • Haywards Heath
  • On-site
  • Permanent

Operate ion-trap quantum computing hardware, developing quantum control protocols for ion shuttling and quantum gates. Run calibration, optimisation and characterisation procedures, and build theoretical models and simulations to compare measurements with predicted quantum dynamics. Works within a multidisciplinary team of software, electrical, physics and quantum engineers.

3 months ago

Infleqtion · 51–200 people · Public

Embedded DevOps Engineer

  • Kidlington
  • Hybrid
  • Mid-level
  • Permanent

Builds and maintains CI/CD pipelines, container orchestration and infrastructure-as-code for integrated software, firmware and gateware, including hardware-in-the-loop testing rigs. Also owns lab system management, network and server administration, backup and recovery planning, and software security procedures for production systems. Split between Kidlington and the National Quantum Computing Centre at Harwell, with up to two days remote.

Docker · Kubernetes

3 months ago

PsiQuantum · 501–1000 people · Late stage

Intern, System Architecture

  • Warrington
  • Hybrid
  • £31,200 – £56,160 pa
  • Entry level
  • Internship

Interns in the optical architecture group work at the interface of hardware, manufacturing and quantum architecture, prototyping software to control and simulate optical networks inside photonic quantum computers. They apply quantum information theory, network design and optimisation to improve designs, simulate and benchmark protocols, and document results. Placements run 3-6 months on a rolling basis, with a mix of analytical and programming work.

GitHub

2 weeks ago

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

Anonymous

FPGA Engineer

  • London
  • Hybrid
  • Mid-level
  • Permanent

Develops FPGA-based digital control hardware for photonic quantum computing systems, owning architecture, RTL design, simulation, synthesis, timing closure and hardware bring-up. Works in a multidisciplinary R&D team with electronics engineers, physicists and software developers on high-speed, low-latency control and signal processing using ADCs, DACs and high-speed interfaces.

Xilinx Vivado · Intel Quartus · ADC +2

2 weeks ago

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