Quantum Computing Jobs

60 jobs for “Software Engineer”

Results

IonQ logo

IonQ · 501–1000 people · Public

Staff Software Engineer, Non-Realtime Controllers

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  • 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

Clearance required 3 weeks ago
IonQ logo

IonQ · 501–1000 people · Public

Senior Software Engineer, System Orchestration

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  • Oxford
  • Hybrid
  • Senior

Owns a service or subsystem of the control plane that schedules and arbitrates access to trapped-ion quantum computers, keeping them calibrated and productive. Involves Rust, async programming, gRPC/REST services, PostgreSQL state machines, concurrency and failure handling, plus moving live systems onto new behaviour. Works closely with runtime, systems and operator teams.

Rust · gRPC · REST +6

Clearance required 3 weeks ago

Universal Quantum · 51–200 people · Series A

Head of Systems Engineering

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  • Haywards Heath
  • Hybrid
  • Director · manages people
  • Permanent

Lead multidisciplinary systems engineering across electronic, mechanical, cryogenic, vacuum, optical, software and control domains, owning system-level rigour from concept to customer deployment. Define the systems engineering strategy, lifecycle, standards and toolset including requirements management, MBSE, modelling and configuration control, while chairing design, readiness, test and acceptance reviews. Build and mentor engineering teams across UK and international locations, maintaining system-level plans, dependencies and technical risks to meet programme objectives.

Last month
Rigetti logo

Rigetti · 51–200 people · Public

Senior Process Engineer - Physical Vapor Deposition (PVD)

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  • 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

PsiQuantum · 501–1000 people · Late stage

Senior Optical Fibre R&D Engineer

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  • 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

5 days ago
Rigetti logo

Rigetti · 51–200 people · Public

Senior Quantum Field Engineer

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  • 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

PsiQuantum · 501–1000 people · Late stage

Senior Optical Packaging & Assembly Engineer

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  • Warrington
  • On-site
  • Senior

Develops scalable fibre-to-chip alignment schemes and opto-electronic packaging workflows for chip-based photonic integrated circuits at the UK R&D facility in Daresbury. Involves prototyping packaging flows, reviewing BOMs, sourcing materials with supply chain and external vendors, and transferring designs to manufacturing partners.

Silicon Photonics · FAU · Optical Connectors +1

2 weeks ago

Infleqtion · 51–200 people · Public

AMO Physicist - Inertial Sensing

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  • Kidlington
  • Hybrid
  • Permanent

Experimental AMO physicist role focused on inertial sensing, contributing to continuous beam atom sensors for navigation and a Bose-Einstein Condensate gravimetry platform. Day to day involves translating product requirements into atomic system designs, modelling and simulation, building and testing opto-mechanical, electronic and software systems, and collaborating with a multidisciplinary team of physicists and engineers.

Bose-Einstein Condensate

Last week
IonQ logo

IonQ · 501–1000 people · Public

Staff Platform Engineer

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  • Oxford
  • Hybrid
  • Senior

Builds and runs the Kubernetes-based platform behind IonQ's quantum systems, spanning on-site clusters and cloud infrastructure. The role covers CI/CD pipelines, observability for lasers, cryogenics and vacuum hardware, remote development environments, and infrastructure as code with OpenTofu. It involves leading strategic platform projects and working closely with physicists, lab technicians and SRE colleagues.

Kubernetes · k3s · ArgoCD +7

Clearance required 3 weeks ago
IonQ logo

IonQ · 501–1000 people · Public

Staff Technical Programme Manager, Systems Software

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  • Oxford
  • Senior

Lead end-to-end delivery of the Systems Software roadmap across five engineering teams (runtime, orchestration, quantum tools, controllers, transport) for concurrent next-generation quantum system programmes. Own planning, dependency management, risk surfacing and status reporting, working with hardware, science and US-based teams to make capacity decisions explicit.

Jira · Confluence · GitHub +1

Clearance required 2 weeks ago
IonQ logo

IonQ · 501–1000 people · Public

Senior Silicon Validation Engineer

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  • Oxford
  • Hybrid
  • Senior

Lead validation and characterisation of analogue and mixed-signal ASICs for trapped-ion quantum processors, from test planning and platform development through first-silicon bring-up, debug and system integration. The role spans room-temperature and cryogenic (around 4 K) measurements on packaged parts, chip-on-board assemblies and bare die, with heavy Python automation and test PCB work.

Python · Git · SPI +7

3 weeks ago
Rigetti logo

Rigetti · 51–200 people · Public

Director, Global Quantum System Deployment

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  • Berkeley, United States
  • Hybrid
  • US$240,000 – US$275,000 pa
  • Director · manages people

Lead the global deployment, integration and commissioning of on-premise quantum computing systems, building and scaling a Field Engineering organisation. Own site readiness, installation, acceptance and lifecycle support for superconducting processors, dilution refrigerators and RF/microwave hardware, acting as senior technical escalation point and travelling globally around 30-40%.

Superconducting Quantum Processors · Dilution Refrigerators · RF/Microwave Hardware +1

4 months ago
IonQ logo

IonQ · 501–1000 people · Public

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

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  • 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

Clearance required Last week

PsiQuantum · 501–1000 people · Late stage

Intern, System Architecture

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  • 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
IonQ logo

IonQ · 501–1000 people · Public

Senior Receiving Inspector

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  • Oxford
  • On-site
  • Senior

Inspects incoming, in-process and finished components against mechanical, electrical and PCBA specifications, interpreting GD&T drawings and programming CMM, OMM or vision systems. Owns the inspection side of the Material Review Board, controlling nonconforming material and closing NCRs, while allocating daily work and guiding less experienced inspectors.

CMM · OMM · Vision Systems +2

Last week

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