Latest Quantum Software Engineer Jobs

Spotlight

FPGA Engineer

Design and implement FPGA-based solutions for high-performance hardware platforms used in cybersecurity, data centres, and advanced computing. Work across the full development lifecycle from prototyping to production, developing RTL, building communication interfaces, and supporting system validation in collaboration with hardware and software teams.

IC Resources Oxford, Eng, United Kingdom

On-site Permanent

Staff Software Engineer, Runtime

This role involves developing real-time control systems and low-level software abstractions for quantum computing hardware, working closely with experimental scientists and cross-functional teams. You'll shape core Rust libraries and the execution environment that transform quantum hardware into functional systems, with a focus on precision timing, system integration, and rapid iteration. The position emphasizes low-latency computing, API design, and tooling to support scientific experimentation and scaling toward fault-tolerant quantum computation.

IonQ Oxford, United Kingdom

Senior Software Engineer, Non-Realtime Controllers

This role involves developing and maintaining software for non-realtime hardware controllers that support quantum computing systems. The engineer will work on robust, production-grade services that interface with physical instruments such as cryogenic compressors, vacuum pumps, and temperature controllers, ensuring reliability and observability across a fleet of quantum machines. The position emphasizes end-to-end ownership of controller services, integration with a shared framework, and close collaboration with systems teams and quantum scientists.

IonQ Oxford, United Kingdom

Electronics Engineer - HDL

Design and implement HDL-based system solutions for quantum computing control systems, with responsibility for circuit design, verification test documentation, and cross-disciplinary collaboration. Contribute to rapid prototyping and feasibility studies while gaining exposure to advanced electronics and quantum technologies. Work closely with mechanical, software, and physics teams to deliver state-of-the-art firmware and control infrastructure.

Universal Quantum Haywards Heath, United Kingdom

On-site Permanent

RF- Electronics Engineer

Design and validate RF PCBs and architectures for a custom RF delivery system in support of quantum computing hardware. Work across disciplines to develop innovative RF solutions and contribute to proof-of-concept testing and system integration. Collaborate closely with engineers and physicists in a fast-paced R&D environment.

Universal Quantum Haywards Heath, United Kingdom

On-site Permanent

Embedded Systems Engineer - FPGA Platform

Develop embedded Linux software, firmware, and board-support packages for FPGA-based systems used in quantum RF and sensing applications. Integrate FPGA SoCs, microcontrollers, and peripherals into robust control and signal-processing platforms. Perform board bring-up, debugging, and validation in collaboration with multidisciplinary engineering teams.

Infleqtion Kidlington, Oxfordshire, United Kingdom

Hybrid

Senior Manager - Quantum Development Tools - 929

This role involves leading engineering teams to develop core quantum software tools, including quantum programming languages, compilers, and toolkits like TKET and Guppy. The manager will guide the evolution of experimental prototypes into robust, production-grade software while collaborating with hardware, theory, and product teams globally. Emphasis is on technical leadership in compiler design and developer tooling within a cutting-edge quantum computing environment.

Quantinuum Cambridge, United Kingdom

Hybrid

Advanced R&D Scientist - Quantum Algorithms - 920

Develop novel quantum algorithms focused on computational topology and geometry, with an emphasis on extracting topological and geometric invariants from data. Implement and optimize these algorithms on Quantinuum’s quantum hardware, using error mitigation and quantum error correction techniques. Collaborate across the quantum stack and with external partners to advance real-world applications of quantum topological data analysis, while publishing results in top journals and conferences.

Quantinuum United Kingdom

Hybrid Permanent

Embedded DevOps Engineer

This role focuses on building and maintaining robust CI/CD pipelines, hardware-in-the-loop testing, and infrastructure-as-code systems to support quantum computing and sensor development. The engineer will manage software deployment, system security, and lab infrastructure, ensuring high uptime and traceable, reliable releases across integrated software, firmware, and gateware. Close collaboration with both hardware and software teams is essential in a research-driven lab environment.

Infleqtion Kidlington, United Kingdom

Hybrid Permanent

Senior Quantum Engineer, Gate Calibration

Designs and executes experiments to improve two-qubit gate fidelity on superconducting quantum processors, identifying error sources and implementing pulse engineering and calibration solutions. Develops robust, scalable calibration methods and provides feedback to hardware teams. Works across device physics, control systems, and software to advance quantum processor performance toward error correction.

Rigetti United States US$175,000 – US$200,000 pa

Senior Mechanical Engineer

This role involves leading the mechanical design and integration of hardware systems for quantum computing platforms, including cryostat internal architecture, RF signal delivery, and silicon device packaging. You will collaborate with physicists, RF engineers, and external partners to develop high-performance systems for ultra-low-temperature environments.

Rigetti United States US$165,000 – US$190,000 pa

Hybrid

Senior Optical Packaging & Assembly Engineer

The role involves developing and implementing high-performance opto-electronic packaging workflows for photonic integrated circuits. Responsibilities include designing optical packages, aligning fibers to chips, and collaborating with internal and external teams to scale packaging processes.

PsiQuantum Daresbury, United Kingdom

Research Associate in Quantum Computation

This role involves conducting cutting-edge theoretical research in quantum computation, focusing on error suppression across the full stack—from hardware-level noise mitigation to fault-tolerant systems. The researcher will engage in analytical and numerical work, collaborate with experimental and industrial partners, and contribute to scalable quantum architectures. Access to high-performance computing and cloud-based quantum hardware supports simulation and verification of new methods.

Imperial College London London, United Kingdom £50 – £59 pa

Contract

Senior Quantum Applications Architect

This role involves developing and adapting quantum algorithms for fault-tolerant quantum computers, translating real-world computational problems into abstract quantum specifications, and analyzing their performance and resource requirements. The candidate will lead research initiatives, collaborate with internal teams and external partners across industries like life sciences and sustainability, and help define benchmarks that demonstrate quantum advantage. Close interaction with the Compilation and Architecture teams ensures algorithmic designs are grounded in practical photonic quantum computing constraints.

PsiQuantum Daresbury, United Kingdom £78,900 – £92,900 pa

Research Assistant/Associate in Quantum Photonics (Fixed Term)

Conduct research in quantum photonics, focusing on the design, nanofabrication, and optical characterisation of photonic devices using quantum optics and time-resolved photoluminescence spectroscopy at cryogenic temperatures. Work within the Integrated Quantum Photonics group to advance integrated quantum photonic technologies. Contribute to scientific publications and presentations as part of a multidisciplinary research team.

University of Cambridge Cambridge, South East England, United Kingdom £33 – £46 pa

On-site Contract