Senior Software Engineer [604]

d-wave-quantum; New Haven (CT); On-site; USD 125,000 - 187,000; Full time

Job summary

D-Wave Quantum Inc. in New Haven is seeking a Senior Software Engineer to join the Systems Software Engineering team.

You will design and build core platform infrastructure, backend services, and user‑facing features that enable access to simulators and gate‑model quantum computers. You will lead architecture, write clean code, and mentor junior engineers while collaborating with product managers, scientists, and applications engineers.

Qualifications

• BS or higher in computer science, electrical/computer engineering, math, or physics.
• 5+ years of hands‑on professional software development experience.
• Strong Python software development experience and proficiency in at least one compiled or systems programming language (C++, Go, Rust).
• Experience with NumPy and scientific computing libraries.
• Experience contributing to open‑source software projects.
• Competence with cloud platforms specifically AWS.
• Proficiency in database systems and SQL.
• Git version control, build tools, and CI/CD pipelines.
• Proficient with RESTful APIs and testing (unit/integration/e2e).
• Strong problem‑solving skills and attention to detail; able to collaborate in a fast‑paced team environment.

Responsibilities

• Collaborate with product managers, scientists, and applications engineers to translate requirements into technical specifications and production solutions.
• Lead the architecture and implementation of reliable systems spanning simulators, quantum processor services, and supporting platform infrastructure.
• Design and build tooling and core software for developing, operating, and monitoring quantum processors.
• Write clean, well‑documented code and participate in design and code reviews to ensure quality.
• Troubleshoot issues, identify bottlenecks, and optimize performance to improve user experience.
• Contribute across the software lifecycle from requirements through deployment and production support.
• Provide mentorship and guidance to junior engineers.

Skills

Python

C++/Go/Rust

NumPy

Open‑source contributions

AWS

RESTful APIs

SQL

CI/CD

Testing

Communication

Team collaboration

Docker

Kubernetes

Git

Problem solving

Education

Bachelor’s degree in computer science or related field

Tools

Docker

Kubernetes

Git

CI/CD

SQL

Job description

D-Wave Quantum Inc. (NASDAQ: QBTS)

D-Wave Quantum Inc. (NASDAQ: QBTS) is a leader in the development and delivery of quantum computing systems, software, and services. It is the world’s first commercial supplier of quantum computers, and the first and only to offer dual‑platform quantum computing products and services, spanning both annealing and gate‑model quantum computing technologies. D-Wave’s mission is to help customers realize the value of quantum today through enterprise‑grade systems available on‑premises and via its Leap™ quantum cloud service, which offers 99.9% availability and uptime. More than 100 organizations across commercial,government,and research sectors trust D-Wave to address complex computational challenges using quantum computing. Learn more about realizing the value of quantum computing today and how D-Wave is shaping the quantum‑driven industrial and societal advancements of tomorrow: www.dwavequantum.com

About the role

D-Wave is seeking a Senior Software Engineer to join our Systems Software Engineering team. In this role, you will design and build core platform infrastructure, backend services, and user‑facing features that enable seamless access and reliable operation of our simulators and gate‑model quantum computers. You will have the opportunity to help shape our products, contributing to highly visible, impactful projects that advance the future of quantum computing. We are looking for an experienced software engineer who enjoys solving complex technical problems and building automated, scalable, resilient systems. You are thoughtful about engineering tradeoffs, passionate about delivering high‑quality software, and motivated to raise technical standards through design leadership, mentorship, and collaboration.

What you'll do

• Collaborate with product managers, scientists, and applications engineers to translate functional requirements into technical specifications and production solutions
• Lead the architecture and implementation of reliable, maintainable systems spanning simulators, quantum processor services, and supporting platform infrastructure
• Design and build the tooling and core software used to develop, operate, and monitor our quantum processors
• Write clean, well‑documented code, and participate in design and code reviews to ensure code quality and maintainability
• Troubleshoot issues, identify bottlenecks, and implement solutions to optimize performance and improve the user experience
• Contribute throughout the software lifecycle from requirements and architecture through implementation, deployment, and production support
• Provide mentorship and guidance to junior engineers

About You

• BS or higher in computer science, electrical/computer engineering, math, or physics
• 5+ years of hands‑on professional software development experience
• Strong Python software development experience and proficiency in at least one compiled or systems programming language, such as C++, Go, or Rust
• Experience with scientific computing libraries such as NumPy
• Experience contributing to open‑source software projects
• Competence with cloud platforms specifically AWS
• Proficiency in database systems and SQL
• Competence with Git version control, build tools, and CI/CD pipelines
• Proficient with RESTful APIs
• Use of software testing principles and practices including unit testing, integration testing, and end‑to‑end testing
• Strong problem‑solving skills, exceptional attention to detail, and the ability to collaborate effectively in a fast‑paced team environment
• Excellent communication and interpersonal skills with the ability to effectively document and communicate technical concepts

• Experience with containerization and orchestration technologies (e.g. Docker, Kubernetes)
• Experience with performance profiling and diagnosing system issues

A D-Waver's DNA

• We look at the future and say “why not”; we see possibilities where others see problems or routines. We show the way ahead and are committed to achieving ambitious goals.
• We practice straight talk and listen generously to each other with empathy. We value different opinions and points of views. We ensure that we connect outside as well as inside to learn from others and inspire each other.
• We hold ourselves accountable for delivering results. We make decisions & take responsibility so that we can act & support each other.
• As leaders we motivate & engage our teams to undertake beyond what they originally thought possible, by developing our teams & creating the conditions for people to grow and empower themselves through enabling & coaching.

Our Compensation Philosophy is Simple but Powerful:

We believe providing D‑Wavers with company ownership, competitive pay, and a range of meaningful benefits is the start of creating a culture where people want to give the best they’ve got — not because they’re simply making money, but because they’ve fallen in love with our vision, mission, values, and team.

During the interview process, your Recruiter will review our total rewards (base, equity, bonus, perks, benefit, culture) offerings. The final offer is determined by your proficiencies within this level.

Inclusion:

We celebrate diverse perspectives to drive innovation in our pursuit. Our employees range from distinguished domain experts with decades of experience in their respective fields, to bright and motivated graduates eager to make their mark. Our diverse and innovative team will make you feel appreciated, supported and empower your career growth at D‑Wave.

The Fine Print:

No 3rd party candidates will be accepted

It is D‑Wave policy to provide equal employment opportunity (EEO) to all persons regardless of race, color, religion, sex, national origin, age, sexual orientation, gender identity, genetic information, physical or mental disability, protected veteran status, or any other characteristic protected by federal, state/provincial, local law.

The base pay range for this role is:

$125,000 – 187,000 USD (New Haven)