Quantum Computing Jobs

• 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

• Oxford
• Hybrid
• Senior

Architect, develop and maintain advanced UVM/SystemVerilog verification environments for complex FPGA designs, defining verification plans with constrained-random testing and functional coverage. Build automated regression suites and CI pipelines, and debug issues with RTL designers to support quantum control systems.

SystemVerilog · UVM · Python

• Berkeley, United States
• Hybrid
• US$190,000 – US$225,000 pa
• Lead · manages people

Lead a cross-functional team building next-generation superconducting quantum hardware, proposing new technical directions and designing experiments to improve performance and scalability. Own delivery of key quantum technologies, using cryogenic systems, RF and time-domain measurement, and Python to close performance gaps.

Python · cQED Simulation Tools

• 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. Work spans schema migrations, testing, CI, performance and observability, plus frameworks that let scientists use AI coding agents safely. Small senior team, no quantum background required.

AWS · Kubernetes · Kafka +2

• Cambridge
• Hybrid
• Senior

Maintain and extend a Rust-based quantum compiler codebase, implementing optimisations for quantum-classical programs and new language features. Work across the full development lifecycle with a small team on the TKET compiler and Guppy language, at the intersection of compiler design and quantum computing research.

TKET · Guppy · LLVM +1

• Didcot
• On-site
• Senior
• Permanent

Build and operate a next-generation neutral-atom quantum computer at the Harwell Science and Innovation campus, verifying and validating modules and subsystems with engineering teams. Run, calibrate and improve the QPU, investigate noise and decoherence, and analyse experimental data to guide system improvements alongside physicists, engineers and computer scientists.

QPU

• 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

• 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

• 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

• Kidlington
• Hybrid
• Mid-level
• Permanent

Develops embedded Linux software, firmware and board-support packages for Xilinx FPGA SoC platforms, using C/C++, Rust, Yocto or Buildroot, plus device-tree configs and low-level drivers. Works with physicists and electronics, FPGA and software engineers on control, acquisition, timing and communications systems for quantum RF sensors, covering board bring-up, integration, automated test and validation.

Xilinx FPGA SoC · Yocto · Buildroot +3

• 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

• Cambridge
• Hybrid
• Senior · manages people

Leads engineering teams building core quantum languages, compilers and toolkits such as Selene, TKET, HUGR and Guppy, balancing people management with technical roadmap execution. Stays hands-on through design discussions, architectural reviews and code problem-solving, and guides tooling from research prototypes to production-grade software. Collaborates with hardware, theory and product teams across global sites, with occasional international travel.

Selene · TKET · HUGR +1

• London
• Hybrid
• Senior
• Permanent · Flexible

Develops and benchmarks quantum error-correcting codes and fault-tolerant protocols tailored to neutral-atom hardware, including decoder design, logical error models and error budgets. Builds and maintains QEC simulation and emulation tools, analyses experimental data, and provides QEC-driven inputs to future QPU architecture design. Involves writing technical reports and scientific articles and representing the company at international conferences.

Python

• Abingdon
• Hybrid · 3 days in office
• £65,000 – £75,000 pa
• Senior

A technical leadership role in an established backend team building Modern C++ (C++17) software on Debian Linux that controls scientific instruments, coordinating pumps, valves, sensors and gauges. You own APIs used by the web GUI and customer scripts, write Python automated tests, run design reviews, and mentor less experienced engineers while working with scientists and product managers.

Debian Linux · WAMP · Modbus +5

• Remote (within the countries we operate from); UK, France, Netherlands, Spain, or Belgium. Some travel to our offices will be required from time-to-time
• Remote
• Lead · manages people

Lead a cryptographic software IP team, owning the full development lifecycle from architecture and planning to testing and customer delivery. Combines hands-on embedded C expertise with line management, hiring, mentoring and cross-team strategy, working on post-quantum cryptography and RISC-V with hardware and vulnerability teams.

GitLab CI · NIST PQC · RISC-V +1