Latest software engineer Jobs

Software Engineer, Runtime

This role involves developing low-level, real-time control systems for quantum computing hardware, focusing on building robust abstractions and execution environments in Rust. You'll work closely with experimental scientists to enable precise ion manipulation and contribute to core libraries that transform hardware into functional quantum computers. The position emphasizes rapid iteration, high-quality code, and cross-team collaboration within a cutting-edge quantum research environment.

IonQ Oxford, United Kingdom

Software Engineer, System Orchestration

This role involves building and maintaining the software that keeps IonQ's quantum computers calibrated and running efficiently. You will work on scheduling, calibration, and data persistence, collaborating closely with the runtime, systems, and operations teams.

IonQ Oxford, United Kingdom

Software Engineer (Compilers)

Develop and optimise software for quantum computing hardware, focusing on compiler design and low-level system integration. Work within a multidisciplinary team to implement, benchmark, and improve quantum processes and algorithms. Take ownership of major components in the quantum software stack, from design through testing and documentation.

Universal Quantum Haywards Heath, United Kingdom

Hybrid Permanent

Quantum Software Engineer - QEC

Designs and implements quantum error correction (QEC) protocols for scalable, high-fidelity quantum computation, with a focus on neutral atom platforms. Develops custom decoders, models noise processes, and collaborates with hardware and software teams to translate theoretical QEC frameworks into practical implementations. Engages in research, simulation, and cross-team collaboration to advance fault tolerance in quantum systems.

Infleqtion Kidlington, United Kingdom

Hybrid Permanent

Senior Software Engineer, Internal Systems

This role involves owning and improving data-intensive Python services and applications, working closely with quantum engineers and fabrication engineers to build scalable and sustainable software. The position offers opportunities to grow in a fast-paced, R&D-driven environment, contributing to the development of cutting-edge quantum computing systems.

Rigetti United States US$180,000 – US$250,000 pa

Hybrid

Scientific Software Engineer - Compiler

Develops and maintains compiler infrastructure for neutral-atom quantum computers, designing domain-specific languages and integrating simulation tools into a full-stack pipeline. Works closely with physicists and hardware engineers to co-design compilers aligned with cutting-edge quantum error correction and hardware. Involves low-level intermediate representations, quantum program optimization, and cloud integration.

Quera Computing Vale Of White Horse, United Kingdom US$102,400 – US$166,400 pa

On-site Permanent

Senior Software Engineering Manager

Leads a team building software systems for quantum computer design, fabrication, and characterization, integrating scientific computing with hardware engineering workflows. Focuses on developing scalable data platforms, tooling, and infrastructure to support quantum device development. Works closely with physicists, fabrication engineers, and hardware teams to operationalize research-driven systems.

Rigetti United States US$220,000 – US$250,000 pa

On-site Permanent

Director of Software Engineering

This role involves leading the development of next-generation software products and architectures for Post-Quantum Cryptography (PQC). Responsibilities include defining the software engineering strategy, mentoring a team, and ensuring the design and implementation of secure and efficient cryptographic solutions. The role requires strong leadership, technical expertise in cryptography, and experience in secure software development.

PQShield 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

Systems Integration Engineer - Compute

This role involves developing software and firmware interfaces to control and monitor advanced optical and atomic physics systems, focusing on the integration of various subsystems into complex quantum technologies. Responsibilities include system-level design, troubleshooting, and documentation, working closely with multidisciplinary teams.

Infleqtion Kidlington, Oxfordshire, United Kingdom

Hybrid Permanent

Technical Product Manager (Software Security & Firmware)

This role involves defining and managing the product roadmap for security software, firmware, and cryptographic libraries that integrate with hardware IPs in a post-quantum secure environment. You'll work closely with customers, architects, and security researchers to harden firmware against hardware-level attacks like DPA and SCA, while translating cryptographic standards into technical requirements. The position demands deep technical expertise in embedded systems, RISC-V/Arm architectures, and end-to-end security integration within complex SoC environments.

PQShield United Kingdom

Hybrid Permanent

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

Chief Platform Architect - 801

Lead the technical vision and architecture of a high-performance quantum software developer platform, focusing on scalable access portals, hybrid workflow orchestration, and secure cloud-based application delivery. Mentor senior engineers, define coding standards, and drive the technical roadmap in close collaboration with hardware teams. The role involves shaping platform engineering practices and enabling both internal and external developers through reusable components and robust APIs.

Quantinuum United States US$208,000 – US$260,000 pa

Hybrid Permanent

Quantum Applications Scientist

This role involves co-designing quantum simulation applications tailored to QuEra’s neutral-atom quantum hardware. You'll develop novel algorithms and application pipelines in areas like quantum materials, quantum chemistry, and nuclear physics, while integrating near-term error correction techniques. The position requires close collaboration with academic partners, clients, and technical teams to bridge theory and hardware implementation.

Quera Computing Vale Of White Horse, United Kingdom

On-site Permanent

Quantum Algorithm Engineer in UK

This role involves designing and developing cryptographic protocols and quantum algorithms for data security products. You will collaborate with a multidisciplinary team to integrate quantum solutions into real-world applications across various industries, including defence, telecom, finance, energy, and transport.

QMill London, United Kingdom