Quantum algorithm developer

International Business Machines Corporation; Cambridge (MA); On-site; USD 90,000 - 130,000; Full time

Job summary

IBM Computing in Cambridge, Massachusetts is seeking a researcher to lead projects on novel quantum algorithms. You will rigorously characterize quantum methods and collaborate with interdisciplinary teams to refine implementations for fault-tolerant architectures.

The ideal candidate has a strong publication record and experience mentoring. You should hold a graduate degree with a focus on quantum computing or related experience. Join us to contribute to groundbreaking research in quantum algorithms!

Qualifications

• Demonstrated research experience in quantum algorithms design and analysis.
• Track record of published theoretical research.
• Strong foundation in quantum information and computational complexity.

Responsibilities

• Lead projects on design of efficient quantum algorithms.
• Optimize algorithms for fault-tolerant architectures.
• Publish research findings in peer-reviewed journals.

Skills

Research experience in quantum algorithms

Independent theoretical research

Quantum information theory

Computational complexity

Linear algebra

General-purpose programming

Education

Postdoctoral research or graduate program in quantum computing

Job description

Introduction

At IBM Research, we are the innovation engine of IBM. Exploring what’s next in computing and shaping the technologies the world will rely on tomorrow. From advancing AI and hybrid cloud to pioneering practical quantum computing, we anticipate challenges and unlock new opportunities for clients, partners, and society. Working in Research means joining a team that accelerates discovery at the intersection of high-performance computing, AI, quantum, and cloud. You’ll collaborate with leading scientists, engineers, and visionaries to push boundaries and turn ideas into reality. With a culture built on curiosity, creativity, and collaboration, IBM Research offers the opportunity to grow your career while contributing to breakthroughs that transform industries and change the world.

Your role and responsibilities

Lead projects on the design of novel and efficient quantum algorithms for practically useful problems, with a focus on implementations suited to fault‑tolerant quantum computers.

• Rigorously characterize quantum speed‑ups using tools from computational complexity theory and through careful comparison with state‑of‑the‑art classical methods.
• Collaborate with our compiler, error‑correction, and hardware research teams to refine and optimize algorithms for early fault‑tolerant quantum architectures.
• Disseminate your findings through publications in leading peer‑reviewed journals and presentations at premier scientific conferences.
• Contribute to the broader research community by engaging with academic collaborators and helping to shape the intellectual direction of quantum algorithms research.

Required technical and professional expertise

Demonstrated research experience in the design and analysis of quantum algorithms.

• A track record of independent theoretical research, evidenced by original contributions to the field.
• Solid foundation in quantum information theory, computational complexity, and linear algebra.
• Proficiency in at least one general‑purpose programming language.

Preferred technical and professional experience

Experience mentoring students and postdocs.

• Experience leading projects with junior team members.
• Strong publication record in high‑impact, peer‑reviewed journals and top‑tier conference proceedings.
• Experience serving on technical program committees or as a reviewer for reputable conferences and journals in quantum computing or theoretical computer science.
• Postdoctoral research experience or completion of a graduate program with substantial focus on quantum algorithms, quantum complexity theory, or related areas.

IBM is committed to creating a diverse environment and is proud to be an equal‑opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, caste, genetics, pregnancy, disability, neurodivergence, age, veteran status, or other characteristics. IBM is also committed to compliance with all fair employment practices regarding citizenship and immigration status.