133,845+ Quantum Software Jobs in UK — Top Companies Hiring June 2026

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Quantum Software Engineer

At OQC, we aren’t just theorising about the future; we’re building it. Born from a philosophy of bold innovation, we’ve successfully transitioned quantum computing from an academic dream into a commercial reality. The most exciting thing is that we’re just getting started. As a Quantum Software Eng ...

Quantum Software Engineer

At OQC, we aren’t just theorising about the future; we’re building it. Born from a philosophy of bold innovation, we’ve successfully transitioned quantum computing from an academic dream into a commercial reality. The most exciting thing is that we’re just getting started.As a Quantum Software E ...

Quantum Software Engineer

At OQC, we aren't just theorising about the future; we're building it. Born from a philosophy of bold innovation, we've successfully transitioned quantum computing from an academic dream into a commercial reality. The most exciting thing is that we're just getting started. As a Quantum Software Eng ...

Quantum Software Engineer

At OQC, we aren’t just theorising about the future; we’re building it. Born from a philosophy of bold innovation, we’ve successfully transitioned quantum computing from an academic dream into a commercial reality. The most exciting thing is that we’re just getting started. As a Quantum Software Eng ...

Quantum Software Engineer QEC

ABOUT THE COMPANY 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 enab ...

Quantum Software Engineer QEC

About The Company 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 enab ...

Software Engineer (Quantum Compilers)

Summary A creative Scientific Software Engineer is sought to develop state-of-the-art compilers and simulation tools for quantum computers. You'll collaborate with physicists on cutting-edge hardware and error correction, building compiler pipelines from low-level instructions to high-level langua ...

Quantum Software Engineer QEC

ABOUT THE COMPANY 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 enab ...

Quantum Software Engineer QEC

Quantum Software Engineer - QEC Design and implement fault-tolerant quantum error correction protocols for neutral-atom quantum computers Location: Cherwell District, England, United Kingdom About The Role Quantum Error Correction Specialist Infleqtion is a g ...

Quantum Calibration Software Engineer

Oxford Quantum Circuits is seeking a Software Engineer to advance the performance and reliability of quantum systems. You will develop software that supports calibration and benchmarking, collaborating closely with engineers and researchers in quantum physics. The ideal candidate has strong Python prog ...

Quantum Software Engineer Algorithms & Applications

About The Company 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 enab ...

Quantum Software Engineer Algorithms & Applications

ABOUT THE COMPANY 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 enab ...

Quantum Software Engineer Algorithms & Applications

ABOUT THE COMPANY 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 enab ...

Quantum Software Engineer: Algorithms & Applications

A global quantum technology company in Kidlington seeks a Quantum Software Engineer to develop quantum applications and algorithms for advanced quantum computers. The ideal candidate will possess a Master’s degree and strong programming skills, mainly using Python. Responsibilities include conducting R&D, deploy ...

Quantum Software Lab is hiring

Up to five positions are available for prestigious 5-year tenure-track fellowships hosted by the University of Edinburgh's School of Informatics, School of Chemistry, School of Physics and Astronomy, School of Mathematics, and EPCC. Fellows will lead interdisciplinary research in Applications of Quantum Compu ...

Quantum Software Engineer Algorithms & Applications

ABOUT THE COMPANY 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, Infl ...

Quantum Software Engineer (Calibration Team)

At OQC, we aren’t just theorising about the future; we’re building it. Born from a philosophy of bold innovation, we’ve successfully transitioned quantum computing from an academic dream into a commercial reality. The most exciting thing is that we’re just getting started and we’ve recently closed our £260 mi ...

Lead, Open Source Quantum Software

Riverlane Ltd in Cambridge is seeking a leader for its open-source initiatives, focusing on Deltakit, the open SDK. This role requires proven experience in managing impactful open-source projects and excellent software skills in Python and C++. You will drive the development of analysis tools and simulators, ...

Lead, Open Source Quantum Software

Riverlane Ltd in Cambridge is seeking a leader for its open-source initiatives, focusing on Deltakit, the open SDK. This role requires proven experience in managing impactful open-source projects and excellent software skills in Python and C++. You will drive the development of analysis tools and simulators, ...

Quantum Software Engineer Algorithms & Applications

About the company 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, Infleqti ...

Quantum Software Engineer (Calibration Team)

At OQC, we aren’t just theorising about the future; we’re building it. Born from a philosophy of bold innovation, we’ve successfully transitioned quantum computing from an academic dream into a commercial reality. The most exciting thing is that we’re just getting started and we’ve recently closed our £260 ...

Senior Software Engineer Quantum Computing

Summary A cutting‑edge deep‑tech company developing advanced computing systems is seeking a Software Engineer to help build and optimise the core software platform that interfaces with highly specialised hardware. This is an opportunity to work on complex, performance‑critical systems at the inte ...

Quantum Compiler Engineer — Scientific Software Architect

A leading technology company in the UK is seeking a creative Scientific Software Engineer. You will develop state-of-the-art simulation tools and compilers for quantum computing, collaborating with a team of experts. The role involves designing novel programming languages and integrating existing simulation tool ...

Senior Quantum Software Engineer Deltakit Lead

Riverlane Ltd in Cambridge is seeking a Senior Software Engineer to lead the Deltakit platform, enhancing software for error-corrected quantum computing. Ideal candidates have a strong background in fields like computer science, with experience building user-friendly scientific software, primarily in Python. ...

Lead Open Source Quantum Software Engineer

Riverlane in Cambridge is seeking a Senior Software Engineer to lead the development of Deltakit, a platform for quantum error-correction experiments. You'll translate cutting-edge research into robust software, drive feature design, and mentor fellow engineers. Ideal candidates will have a technical f ...

Hybrid Quantum Software Engineer: Algorithms & Applications

A quantum technology company is seeking a Quantum Software Engineer to develop applications for next-generation quantum computers. The ideal candidate will have a Master's degree in a related field and strong programming skills, preferably in Python, along with experience in quantum software frameworks. Responsi ...

Quantum Integration Software Engineer — Hybrid + Equity

Riverlane is seeking an Integration Software Engineer in Cambridge, UK. The role involves designing and building software components for quantum error correction systems. Candidates should possess a Bachelor's degree in a relevant field and have strong skills in Python and C++. The hybrid position offers a salar ...

Quantum Software Engineer Hybrid, UK Based

A national laboratory for quantum computing in Oxfordshire is seeking two Software Engineers to enhance the UK’s quantum capabilities. You will collaborate with leading scientists and work on software for quantum computing systems. Strong skills in C# and .NET are essential, along with a relevant degree. This ro ...

Quantum Software Engineer: Compiler & Error Mitigation

A pioneering quantum technology firm in Reading is seeking a Quantum Software Engineer. In this role, you will advance quantum systems by developing software for efficient compilation and execution of quantum programs. You’ll tackle challenges like quantum error mitigation and correction while collaborating with ...

Integration Software Engineer (Quantum Error Correction)

Riverlane Ltd in Cambridge is seeking an Integration Software Engineer to work on quantum error correction. You will collaborate with product and quantum science teams, design and build software components, and develop test infrastructure. Required skills include strong Python and C++ experience, alongside a Bac ...

Hybrid Quantum Software Engineer: Algorithms & Applications

A quantum technology company is seeking a Quantum Software Engineer to develop applications for next-generation quantum computers. The ideal candidate will have a Master's degree in a related field and strong programming skills, preferably in Python, along with experience in quantum software frameworks. Responsi ...

Security Focused Software Engineer: Cryptography & Quantum

A technology company in Northern Ireland is seeking a Software Engineer with 2-4 years of experience in software development. You will collaborate with firmware teams to develop advanced security solutions, create specifications, and ensure functionality through testing. A degree in engineering or computer scien ...

Lead Quantum Software Engineer – Open Source

Riverlane in Cambridge is seeking a Senior Software Engineer to lead the development of Deltakit, a software for quantum computing. You will guide the design and delivery of new features, ensuring the platform meets a growing technical user community's needs. The ideal candidate will have a strong foun ...

Open Source Quantum Software Engineer (Hybrid)

Riverlane, located in Cambridge, is seeking a Software Engineer to develop their Deltakit platform focused on quantum error correction. This role combines research and engineering, providing the opportunity to work alongside experts in quantum computing. The position offers a hybrid work model, a compr ...

Quantum Software Engineer: Compiler & Error Mitigation

A leading quantum technology company in Reading seeks a Quantum Software Engineer to advance quantum systems performance by developing effective software for quantum programs. Collaborating with teams, you’ll build components of the quantum toolchain and tackle challenges like quantum error mitigation. Ideal can ...

Quantum Software Engineer (Compilers) — Hybrid, Equity

Universal Quantum is seeking a Software Engineer to develop software for quantum processors in Haywards Heath. The role involves designing and integrating software, collaborating with multidisciplinary teams, and optimizing quantum computing processes. Applicants should have over 5 years of experience ...

Senior Software Engineer, Quantum Computing Platform

DeepRec.ai, located in Greater London, is seeking a Software Engineer to develop and optimise software interfacing with specialised hardware. This role offers the opportunity to tackle challenging engineering problems in a hybrid working environment and influence architectural decisions in next-generation com ...

Quantum Software Engineer: Compiler & Toolchain Innovator

Oxford Quantum Circuits (OQC) is seeking a Quantum Software Engineer to develop and optimise quantum programs. You will work closely with internal teams, designing and deploying scalable software solutions. The ideal candidate must have strong programming skills, experience with quantum computing princ ...

Quantum Compiler Engineer Scientific Software Innovator

QuEra Computing, Inc. is looking for a Scientific Software Engineer to tackle unique software challenges in developing simulation tools for quantum computers. You will collaborate with a scientific software team and contribute to compiler infrastructure while working alongside experimental and computational p ...

Open Source Quantum Software Engineer (Deltakit, Python)

Riverlane Ltd in Cambridge is seeking a passionate Software Engineer to advance their mission in fault-tolerant quantum computing. You will develop Deltakit, their innovative software platform, and work collaboratively with experts from various fields. This role offers a supportive environment for prof ...

Quantum Systems Software Engineer – Low Latency Production

IntaPeople is supporting a cutting-edge deep tech company looking for a software engineer to work on production-grade quantum systems. This role involves collaborating with physicists and hardware teams to design and optimise software solutions that connect quantum hardware to classical compute infrastructure ...

Senior Software Engineer Quantum Safe Encryption (Python)

A leading cybersecurity firm located in Belfast is seeking a Senior Python Developer to enhance their Encryption Intelligence technology. The ideal candidate will have significant commercial experience and a deep understanding of Python programming. Responsibilities include developing robust software solutions a ...

Senior Embedded Software Engineer, Quantum Error Correction

Riverlane, based in Cambridge, UK, is seeking a Senior Embedded Software Engineer to design and build components for their quantum error correction stack. This is a full-time, hybrid position with a salary range of £70,000 to £90,000 depending on experience. The ideal candidate will possess strong C++ ...

Quantum Compiler Engineer – Build World Changing Software

A leading quantum computing company in England is seeking a Software Engineer to develop software for quantum processors. The ideal candidate will have over 5 years of experience in programming with Rust, C, or C++. Responsibilities include software design, integration, and testing with a multidisciplinary team. ...

Software Engineer, Quantum Classical Systems (Low Latency)

IntaPeople Limited in London seeks a Software Engineer to join their core team working on production-grade quantum-classical systems. You will design and optimise systems software, collaborate with physicists and hardware engineers, and enhance CI/CD pipelines for on-prem data-centre environments. The ...

Senior Embedded Crypto Software Engineer (Post Quantum)

NXP Semiconductors in Glasgow is seeking a security engineer to join their Competence Center in Crypto & Security. In this role, you'll specify and implement state-of-the-art cryptographic algorithms and ensure seamless integration of software solutions into final products. The ideal candidate will hav ...

Quantum Consultant

A fantastic entry-level Quantum Consultant vacancy exists to assist a highly respected delay expert witness on an exciting variety of domestic and international disputes. This is a rare and exciting opportunity to get your foot into the world of construction disputes, working closely alongside a Who ...

Quantum Consultant

Project Details As a Quantity Surveyor in the role of Quantum Consultant, you will play a key role in supporting the preparation, assessment, and resolution of construction claims and disputes.You will utilize your extensive experience in quantity surveying to provide expe ...

Quantum Director

An expanding consultancy is seeking to appoint a highly experienced Quantum Director / Expert to join its expert witness division in Birmingham. The successful candidate must have experience either acting as the appointed expert or acting as the No.2 / lead assistant to quantum experts. This ...

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    Quantum Software Jobs in United Kingdom Job Search Guide, Trends and Insights