Sr Software Engineer

Infleqtion; Oxford; Hybrid; GBP 60,000 - 80,000; Full time

Job summary

A global quantum technology company is seeking a Senior Software Engineer to build control system software for quantum computers. The role involves developing scalable backend services and collaborating with scientists and engineers. Applicants should have significant experience in backend development, strong skills in Python, and a collaborative spirit. The company offers competitive salary, unlimited PTO, and a supportive work environment.

Benefits

Competitive salary

Unlimited PTO

10% pension contribution

Cycle to work scheme

Incentive Stock Option Plan

BUPA Private Healthcare Insurance

Qualifications

• Minimum of 5 years prior work experience in backend engineering.
• Strong desire to learn and work with Rust.
• Good verbal and written communication skills.

Responsibilities

• Design, develop, and deploy reliable backend services.
• Collaborate with interdisciplinary teams to solve problems.
• Mentor and guide junior engineers.

Skills

Backend development

Python

Linux

Collaboration skills

Software engineering best practices

Education

Bachelor's degree in Computer Science, Applied Mathematics, Physics or related field

Tools

Docker

Numpy

Scipy

Pytorch

Job description

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 enables “quantum everywhere” through our ecosystem of devices and platforms. Our mission is to commercialise atom-based quantum products that provide orders of magnitude improvements in performance and computing applications.

LOCATION

Infleqtion has offices in the USA, United Kingdom and Australia. This is a full-time position in our compute lab on the Harwell Campus, Didcot, with some time spent at our Kidlington, Oxford office. Our flexible working policy enables all full-time employees to work up to 2 days a week from home as work permits.

We are seeking a Senior Software Engineer to join the team building the control system software for Infleqtion’s quantum computers. The ideal candidate is an experienced backend engineer with a strong background in creating robust and scalable scientific applications. You will play a crucial role in designing, building, and maintaining backend services and control systems that drive our neutral atom quantum machines.

JOB RESPONSIBILITIES

The duties and responsibilities outlined below include essential functions of the role. Depending on business needs, this role may perform a combination of some or all of the following duties. Duties, responsibilities, and activities may change, or new ones may be assigned at any time.

• Design, develop, and deploy reliable, maintainable, scalable, and fault-tolerant backend services and frameworks that control and calibrate our neutral atom quantum computers.
• Collaborate with interdisciplinary teams, including scientists, opto-mechanical engineers, and electrical engineers, to solve complex problems and deliver high-quality software solutions.
• Empower interdisciplinary teams to create the tools they need by teaching engineering and programming best practices.
• Mentor and guide junior engineers, fostering their growth and enhancing the team's technical expertise.
• Lead code and design reviews, upholding engineering best practices and promoting a culture of quality and collaboration.
• Support and debug all layers of the control stack from real-time embedded kernels to distributed services.
• Advocate for and implement innovative software development methodologies and tools to improve team efficiency and product quality.

• Bachelor's degree in Computer Science, Applied Mathematics, Physics or related field and a minimum of 5 years prior work experience
• Experience with Python and at least one compiled language, with a desire to learn and work in Rust
• Experience with Linux and virtualization technologies like Docker
• Good verbal and written communication skills, able to effectively share information with technical and non-technical staff
• Good collaboration skills, able to work in a team environment where engagement and participation are an expected part of successful job performance
• Skilled in typical software engineering disciplines: testing, debugging, version control, error-handling, readability, documentation, general code health, etc.
• Desire to constantly improve and learn inside and outside of expertise

PREFERRED EXPERIENCE

• Domain-specific experience in statistics, machine learning, or AMO physics
• Experience with Numpy, Scipy, and Pytorch
• Experience with image analysis, emphasis on realtime object detection
• Experience with databases (relational and non-relational) including but not limited to timeseries data, SQL, and ETL processes
• Experience creating and maintaining CI/CD pipelines, and Python package creation with C or Rust extensions

In addition to your base compensation, we offer a generous Total Rewards program which includes:

• Competitive salary
• Unlimited PTO
• Generous company 10% pension contribution regardless of employee contribution
• Cycle to workscheme
• Tax efficient technology schemes
• Incentive Stock Option Plan
• BUPA Private Healthcare Insurance once probationary period is successfully completed

CONTACT INFORMATION

If this opportunity interests you and you fit the job description, please submit an application. If you need assistance or an accommodation, please feel free to contact us at [e-mail].