Latest Advanced Connectivity Jobs

Optics Engineer

This role involves designing, building, and automating advanced optical systems to support the development of quantum photonic technologies, specifically focusing on qubit–photon interfaces. The engineer will align and optimise free-space and fibre-based optical setups, automate experimental processes, and conduct detailed data analysis. Work is conducted in a collaborative, multidisciplinary environment integrating nanofabrication, electronics, and software.

Nu Quantum Cambridge, United Kingdom

On-site Permanent

FPGA Design Engineer

This role involves designing and verifying RTL and embedded code for Xilinx FPGAs and SoCs used in real-time control systems for quantum networking. The engineer will work hands-on with multidisciplinary teams to develop and debug hardware subsystems, contribute to next-generation platforms using White Rabbit technology, and support automation of toolchains and CI/CD pipelines. The position is central to deploying scalable quantum infrastructure.

Nu Quantum Cambridge, United Kingdom

On-site Permanent

Electronics Engineer

The Quantum Electronics Engineer will design and develop advanced electronic and electro-optic systems for quantum computing, focusing on RF design, electro-optic modulation, and low-latency control systems. You will collaborate closely with senior engineers and photonics teams to integrate electronics with optical systems and optimize complex quantum hardware.

PsiQuantum Runcorn, WA7 1UP, United Kingdom

Quantum Systems Engineer

The Quantum Systems Engineer will design, build, and validate quantum photonic subsystems and experiments, contributing to the development of fault-tolerant quantum computers. Responsibilities include implementing quantum interference experiments, developing entangling circuits, and integrating subsystems into larger quantum architectures.

PsiQuantum Runcorn, WA7 1UP, United Kingdom

On-site Permanent

Microwave and Cryogenics Engineer

This role involves hands-on testing, validation, and maintenance of advanced RF and cryogenic systems. You will work closely with interdisciplinary teams to support the development and operation of next-generation quantum processors, including troubleshooting complex systems and contributing to best practices.

Rigetti United States US$115,000 – US$140,000 pa

On-site Permanent

Senior Quantum Engineer, Superconducting Qubits

This role involves designing, executing, and interpreting experiments to push the performance and scalability of superconducting qubit systems. You will develop new gate schemes, explore advanced control protocols, and test architectural ideas that influence platform-level decisions, working in a collaborative environment with a high degree of autonomy.

Rigetti United States US$170,000 – US$205,000 pa

On-site Permanent

Senior Quantum Sales Director

This role involves identifying, developing, and closing strategic opportunities for IonQ's quantum computing solutions across various sectors including enterprise, government, defence, and research. The Senior Quantum Sales Director will build relationships with senior leaders, lead complex sales cycles, and position IonQ as a critical partner in next-generation computing.

Oxford Ionics Oxford, United Kingdom

On-site Permanent

Quantum Computing Programme Lead

The Quantum Computing Programme Lead will take end-to-end ownership of one generation of trapped-ion quantum computers, from architectural concept to successful deployment at customer sites. This role involves cross-functional collaboration, technical decision-making, and ensuring alignment with product, customer, and engineering goals.

Oxford Ionics Oxford, United Kingdom

On-site Permanent

Software Development Engineer in Test

As a System Test Engineer at Riverlane, you will play a crucial role in ensuring the quality and reliability of cutting-edge quantum error correction (QEC) solutions. You will work closely with engineering teams to design and execute tests, identify integration issues, and improve the system test infrastructure. This role offers the opportunity to work on complex, large-scale projects and contribute to groundbreaking advancements in quantum computing.

Riverlane Cambridge, United Kingdom £60,000 – £80,000 pa

Hybrid Permanent

Finance Director

This role involves building and scaling financial operations for a high-growth quantum computing company, with responsibilities spanning financial planning, systems development, and cross-functional leadership. The Finance Director will establish FP&A frameworks, drive financial controls, and support strategic decision-making in a complex, R&D-intensive environment. They will lead a growing finance team and act as a key advisor across technical and commercial units during a critical scaling phase.

Riverlane Cambridge, United Kingdom

Hybrid Permanent

Junior AMO Physicist

ABOUT USInfleqtion is a global quantum technology company solving the world’s most challenging problems. The company harnesses quantum mechanics to build and integrate quantum computers, sensors, and networks. From fundamental physics to leading edge commercial products, Infleqtion enables “quantum everywhere”...

Infleqtion Harwell, United Kingdom

Hybrid Permanent

Technical Product Manager (Software Security & Firmware)

This role involves defining and driving the product strategy for software security and firmware components in a post-quantum cryptography environment. You'll work at the intersection of hardware and software, ensuring secure, seamless integration of cryptographic IP into RISC-V-based systems. The position requires deep technical expertise in firmware, embedded security, and hardware-level attack mitigation, with close collaboration across research, engineering, and customer teams.

PQShield United Kingdom

Hybrid Permanent

Quantum Algorithms Scientist - Optimization

Phasecraft is the quantum algorithms company. We are building the mathematical foundations for quantum computing applications that solve real-world problems. Founded in 2019 by Toby Cubitt, Ashley Montanaro and John Morton, we are based in London and Bristol in the...

Phasecraft Bristol, United Kingdom

Hybrid Permanent

Director of Software US or UK - 800

The Director of Software will lead the development of a high-performance software stack for quantum computers, including front-end languages, compilers, and applications. This role involves managing teams, aligning with hardware advancements, and ensuring the software ecosystem meets industry standards.

Quantinuum United Kingdom US$238,050 – US$297,563 pa

On-site Permanent

Director of Software - 800

As the Director of Software, you will lead the development of a high-performance software stack for quantum computers, including front-end languages, compilers, and applications. You will manage teams in the US and UK, ensuring the software ecosystem aligns with hardware advancements and customer needs.

Quantinuum United States US$238,050 – US$297,563 pa

On-site Permanent