91 jobs for “Quantum Computing Scientist”
IonQ · 501–1000 people · Public
Join the Runtime Software team to build the real-time control system that turns quantum hardware into a working computer. You'll develop Rust libraries and abstractions over real-time control devices, driving ions with nanosecond precision, and work closely with experimental scientists and compiler teams.
Rust
IonQ · 501–1000 people · Public
Integrate all features needed to operate quantum computers into complex multi-layer chips, taking designs from requirements through layout and tape-out. Work closely with scientists and fabrication engineers on ion trapping chips, routing metal tracks and interfacing with photonics and CMOS, while owning project delivery independently.
GDSFactory · Python · Cadence +1
Rigetti · 51–200 people · Public
Lead a cross-functional software engineering team building platforms for quantum device design, chip fabrication workflows, physics-informed data analysis, and QPU characterization. The role is hands-on, spanning team management, architecture, and data pipeline work with Python, AWS, and streaming tools, while partnering closely with quantum hardware, fabrication, and research teams.
Kafka · Kinesis · Spark Streaming +7
Rigetti · 51–200 people · Public
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
Universal Quantum · 51–200 people · Series A
Design, build and test thermal control systems and electronic enclosure assemblies for ion-trap quantum devices, integrating mechanical designs with laser and electronic systems. Work within a multidisciplinary team of electrical engineers, physicists and quantum engineers, contributing to project planning, risk management and scheduling.
Universal Quantum · 51–200 people · Series A
Take technical ownership of systems engineering for complex quantum computing systems, from requirements definition through integration, verification and deployment. Work across electronic, mechanical, cryogenic, vacuum, optical, software and control domains, applying MBSE, traceability and configuration control while driving technical risks and trade-offs to resolution with cross-functional teams.
Infleqtion · 51–200 people · Public
Integrate RF, optical, electronic and third-party devices into complex quantum computing systems, translating system requirements into practical architectures, interconnects and control schemes. Perform bring-up, commissioning, fault isolation and EMI/EMC troubleshooting, and define verification and validation test plans. Work within multi-disciplinary teams of physicists, engineers and technicians.
PsiQuantum · 501–1000 people · Late stage
Designs RF and high-speed electronics for controlling and reading out quantum photonic hardware, including electro-optic modulator drivers, SNSPD readout and low-latency control systems. Works alongside photonics and quantum teams, with FPGA-based design, debugging and lab measurement of complex cryogenic hardware.
FPGA · ASIC · SNSPD
PsiQuantum · 501–1000 people · Late stage
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
Quantum Dice
Customer-facing technical role translating industrial optimisation and decision-making problems into mathematical models and Python prototypes on probabilistic computing simulators and PPU hardware. Benchmarks solutions against classical solvers and delivers proof-of-concepts, reports and workshops across defence, logistics, telecoms, energy and finance.
Gurobi · CPLEX · OR-Tools +3
Infleqtion · 51–200 people · Public
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
University of Nottingham
Conducts original research in quantum information and entanglement theory on an EPSRC/NSF-funded project studying entanglement in heterogeneous chemical reactions, combining quantum information theory, nanoscale sensing and open quantum systems modelling. Involves developing methods to quantify entanglement from experimental measurements, publishing in leading journals, contributing to grant bids, and coordinating meetings across UK and US teams.
University of Strathclyde
Lead the commercial development of a compact cold-atom clock physics package, translating university research into a viable product. The role is based at CPI-TMD in Hayes after an initial 8-12 month placement at the University of Strathclyde, working with academic researchers and industrial engineers.
Cold-Atom Clock · Microwave Amplifiers · Power Systems
UCL
Two postdoctoral research positions at a new institute probing the interface of quantum information theory and gravity, using quantum technologies to investigate the quantum nature of spacetime. The roles sit within a collaborative environment spanning physics, mathematics, computer science and philosophy, working with several theory and experimental groups.
UCL
Postdoctoral role developing and applying tensor network methods to quantum and classical systems, deploying them on both classical and quantum hardware. Based in Prof Andrew Green's group at the London Centre for Nano and Quantum, with collaboration across UK institutions and international partners, plus research secondments. Fixed-term for two years.
