Latest Defence Jobs

Spotlight
Riverlane logo

Quantum Error Correction Researcher (Algorithms)

As a QEC Researcher (Algorithms) at Riverlane, you will work on quantum algorithms and their implementation on future fault-tolerant quantum computers. You will collaborate with a multidisciplinary team, contribute to academic research, and optimize quantum circuit compilation for specific QEC primitives.

Riverlane Cambridge, United Kingdom £60,000 – £85,000 pa
Hybrid Permanent
Spotlight
Riverlane logo

Lead Quantum Error Correction Researcher

Lead Quantum Error Correction (QEC) ResearcherBoston, MA, US | Full-time | Permanent | HybridSalary: $145,000 to $240,000 DOEAbout usRiverlane’s mission is to master quantum error correction (QEC) and unlock a new age of human progress. From advances in material and...

Solutions Engineer - Defence and Government

Arqit is a global cybersecurity company delivering world-leading encryption solutions to secure data and communications for enterprises, governments, defence, and critical national infrastructure (CNI). Powered by advanced symmetric key cryptography, the Arqit SKA-Platform™ offers scalable dynamic encryption that meets modern...

Arqit London, United Kingdom
Infleqtion logo

Business Development Manager - Quantum for Defence & Space

ABOUT THE COMPANYInfleqtion is a global quantum technology company delivering advanced sensing, precision timing, and quantum computing technologies to government and commercial customers. We develop and deploy cutting-edge quantum solutions that enhance navigation, positioning, communications, quantum information processing, and sensing...

Infleqtion Kidlington, United Kingdom
Hybrid Permanent

Customer Service Property Damage Claims Handler

Job Title: Customer Service Property Damage Claims HandlerLocation: LiverpoolSalary: £26,937 per annum plus bonus potential of up to £1500 annual bonus after successful probation.Job Type: Permanent, Full TimeWorking Hours: 37.5 hours, Monday to Friday from 9:00am to 5:30pmBored in your...

Acorn Insurance Liverpool, United Kingdom
Permanent
Oxford Ionics logo

Senior Manager, System Operations - Oxford

This role involves leading a team of physicists to ensure the reliable operation and continuous improvement of IonQ’s commercial quantum computing systems. Responsibilities include managing fleet operations, incident response, deployment, and operational readiness, while collaborating with cross-functional teams to enhance system performance and reliability.

Oxford Ionics Oxford, United Kingdom
On-site Permanent
Oxford Ionics logo

Physicist, System Operations - Oxford

This role involves the day-to-day operation, monitoring, and maintenance of trapped-ion quantum computers. You will work on improving system uptime, building observability and automation, and collaborating with teams across time zones to ensure reliable performance of IonQ's quantum systems.

Oxford Ionics Oxford, United Kingdom
On-site Permanent
Quantum Motion logo

Technical Product Owner (Intelligent Automation)

This role involves managing the software layer that enables efficient data acquisition, experiment analysis, and control of quantum processors. You will work closely with hardware experts and IC engineers, gather requirements, curate the backlog, and facilitate Agile processes to ensure smooth software deployments and experimental progress.

Quantum Motion London, United Kingdom
Hybrid Permanent
Infleqtion logo

Sensing and National Security Marketing and Communication Lead

Infleqtion 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” through...

Infleqtion Oxford, United Kingdom
Hybrid Permanent
PQShield logo

FAE - Japan

FAE(Japan)Industry Focus: Semiconductor, Security Hardware & Software, Hyperscalers, Networking & Telecom, AutomotiveTerritory: JapanOpening date: April 2026Here at PQShield we are at the forefront of Post-Quantum Cryptography that is changing how the world operates. We’ve helped shape all of the first...

PQShield United Kingdom
PQShield logo

Field Applications Engineer (FAE)

This role involves supporting sales through the technical integration of cryptography software and hardware into large manufacturers and enterprises. You will work closely with the sales, engineering, and management teams to understand customer requirements, create technical solutions, and ensure successful customer onboarding.

PQShield United Kingdom
Remote Permanent
Oxford Ionics logo

Systems Operations Manager - IONQ-1016

Quantum is now, and it's built here.Using our world-leading trapped-ion technology, we’re building the most powerful, accurate and reliable quantum systems to tackle problems that today’s supercomputers cannot solve. Joining Oxford Ionics means becoming part of a global IonQ team...

Oxford Ionics Daejeon
Oxford Ionics logo

Staff Quantum Physicist - System Operations - IONQ-987

Quantum is now, and it's built here.Using our world-leading trapped-ion technology, we’re building the most powerful, accurate and reliable quantum systems to tackle problems that today’s supercomputers cannot solve. Joining means becoming part of a global IonQ team that is...

Oxford Ionics Basel, Basel City
Oxford Ionics logo

System Integration Senior Manager - UK-079

Quantum is now, and it's built here.Oxford Ionics, now part of IonQ, is pioneering the next generation of quantum computing. Using our world-leading trapped-ion technology, we’re building the most powerful, accurate and reliable quantum systems to tackle problems that today’s...

Oxford Ionics Oxford, United Kingdom
Infleqtion logo

Product Marketing Lead & Quantum Computing

Infleqtion 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” through...

Infleqtion Oxford, United Kingdom
Hybrid
Oxford Ionics logo

SOC Analyst - IONQ-109

Quantum is now, and it's built here.Using our world-leading trapped-ion technology, we’re building the most powerful, accurate and reliable quantum systems to tackle problems that today’s supercomputers cannot solve. Joining means becoming part of a global IonQ team that is...

Oxford Ionics Oxford, United Kingdom
Oxford Ionics logo

Customer Success Director, South Korea - IONQ-1612

Quantum is now, and it's built here.Oxford Ionics, now part of IonQ, is pioneering the next generation of quantum computing. Using our world-leading trapped-ion technology, we’re building the most powerful, accurate and reliable quantum systems to tackle problems that today’s...

Oxford Ionics Daejeon