Director of Software - 800

Quantinuum; Cambridge; On-site; GBP 180,000 - 224,000; Full time

Benefits offered by this job

Flexible work schedule

Health, dental and vision insurance

Equity

401(k) match

Paid holidays & vacation

Paid parental leave

Job summary

Quantinuum seeks a Director of Software to drive the software strategy for its quantum computing stack across offices in the US and UK. You will lead engineers, researchers and developers, aligning software with hardware capabilities and customer needs to unlock the full potential of Quantinuum’s systems.

You will mentor a high-performing team, oversee architecture, and manage end-to-end delivery while staying at the forefront of quantum software and cloud technologies.

Qualifications

• Master's degree or PhD in a related field.
• 10+ years of software engineering experience, with at least 5 years in leadership.
• Preferred background in quantum computing, HPC or advanced software platforms.

Responsibilities

• Develop and execute the roadmap for Quantinuum’s software stack to align with hardware advances.
• Oversee scalable developer platforms for quantum applications and ecosystem deployment.
• Lead and mentor a high-performing software engineering team.
• Collaborate with architects and leaders to ensure scalable, high-performance quantum software.
• Align software capabilities with hardware and customer needs across teams.
• Direct the full SDLC from ideation to release with strong UX and documentation.
• Stay ahead of industry trends to maintain competitive advantage.

Skills

Software architecture

Leadership

Cloud technologies

Quantum computing

HPC

Communication

Education

Master's degree or PhD

Job description

We are seeking an Director of Software which can be located in either of our US Colorado or UK Cambridge or London offices.

As the Director of Software, you will drive the overarching software strategy for Quantinuum. This would include leading teams of software engineers, researchers, and developers to create a high-performance software stack for Quantinuum’s quantum computers, developer software tools, and laboratory software. Sitting at the intersection of technical innovation and product commercialization, this Director role will be crucial to ensuring that our software ecosystem sets the industry standard is able to unlock the full power of our hardware and customers.

This role will have direct reports in both the US and UK. Some amount of travel to both sites will be necessary.

Key Responsibilities:

• Develop and execute the roadmap for Quantinuum’s software stack (front-end languages, compilers, applications, lab software) to align with long-term company goals and hardware advancements.
• Oversee the architecture and construction of a scalable developer platform for quantum applications, and work with our business teams to deploy the platform to the ecosystem
• Lead, mentor, and build a high-performing team of software engineers, ensuring technical excellence, and performance management.
• Work with architectural design chiefs and other technical leaders on the implementation of quantum software, ensuring scalability, quality, and high performance.
• Partner closely with hardware, theory, product, and commercial teams to align software capabilities with hardware capabilities and customer needs.
• Direct the full software development lifecycle, from ideation to release, maintaining high standards for user experience and documentation.
• Stay at the forefront of the quantum computing industry and software engineering trends, applying this knowledge to maintain competitive advantage.

YOU MUST HAVE:

• Master's degree (minimum) or Ph.D. in Computer Science, Quantum Computing, Physics, or a related field.
• 10+ years of software engineering experience, with at least 5 years in a leadership or management capacity, preferably in quantum computing, HPC (High-Performance Computing), or advanced software platforms.

WE VALUE:

• Technical Skills: Deep knowledge of software architecture, compiler design, and cloud technologies. Familiarity with quantum computing frameworks is highly desirable.
• Leadership Skills: Proven ability to lead and inspire technical teams, manage complex projects, and influence senior stakeholders.
• Communication: Excellent communication skills, with the ability to translate complex technical concepts for various audiences.

$238,050 - $297,563 a year

Incentive Eligible – Range posted is inclusive of bonus target when applicable

Compensation & Benefits:

Incentive eligible - Range posted is inclusive of bonus target

• A competitive salary and innovative, game-changing work
• Flexible work schedule
• Employer subsidized health, dental, and vision insurance
• 401(k) match for student loan repayment benefit
• Equity, 401k retirement savings plan + 12 Paid holidays and generous vacation + sick time
• Paid parental leave
• Employee discounts

Quantinuum is the world leader in quantum computing. The company’s quantum systems deliver the highest performance across all industry benchmarks. Quantinuum’s over 650 employees, including 400+ scientists and engineers, across the US, UK, Germany, and Japan, are driving the quantum computing revolution.

By uniting best-in-class software with high-fidelity hardware, our integrated full-stack approach is accelerating the path to practical quantum computing and scaling its impact across multiple industries.

By joining Quantinuum, you’ll be at the forefront of this transformative revolution, shaping the future of quantum computing, pushing the limits of technology, and making the impossible possible.

Quantinuum is an equal opportunity employer. You will be considered without regard to age, race, creed, color, national origin, ancestry, marital status, affectional or sexual orientation, gender identity or expression, disability, nationality, sex, or veteran status. Know Your Rights: Workplace discrimination is illegal

Applications will be accepted on an ongoing basis, there is no application deadline for this position.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.