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C++ Software Engineer

ONI

Oxford, England, UK
Full-time
Healthtech & Digital Health
Posted 10 Jul 2026

Job Description

Join ONI and Explore the Boundaries of Scientific Discovery!

At ONI, we are driven by a profound mission: to propel scientific discovery and combat diseases by granting everyone the ability to visualize, comprehend, and share the intricate microscopic details of life. Our revolutionary Nanoimager stands at the forefront of advancing cellular studies on a molecular level, making substantial contributions to the evolution of scientific knowledge.

We dedicate ourselves to broadening the realms of human potential, and we are actively seeking an enthusiastic and devoted Software Engineer to join our pioneering team located in Oxford. We believe in the power of relentless curiosity and the pursuit of excellence, and we invite you to join us in shaping the future of scientific exploration and healthcare breakthroughs. In this role you will build software solutions for the automation of super-resolution microscopy, image analysis to enable non-expert scientists to gain rapid and actionable insights using super-resolution across academic research, drug development, and diagnostics

Your Role at ONI:

● Build solutions for scientists to automate their acquisition and analysis

● Contribute to the delivery of high quality enterprise scale software solutions

● Design, implement, and test high-performance C++ applications

● Develop low-latency, high-performance algorithms or control logic for custom devices (e.g., motion control systems, sensors, actuators).

● Integrate hardware control systems with real-time applications or larger software platforms.

● Debug and troubleshoot hardware/software integration issues at the system and signal level.

● Collaborate with hardware, firmware, and software engineers to align software behavior with hardware specs.

● Write and maintain clear, well-documented, and testable code.

● Effectively communicate and collaborate with interdisciplinary teams, including software engineering, product management, bioware, and hardware ensuring seamless integration and alignment of goals across all departments

Essential skills and qualifications:

● Bachelor’s degree in Computer Science, Engineering, Bioinformatics or related field.

● Minimum of 3 years experience/proven expertise in developing enterprise level software

● Proficient in modern C++ (C++14/17/20) and low-level programming.

● Experience with hardware control, device drivers, or embedded systems programming.

● Experience of developing embedded software/hardware-software integrated solutions.

● Experience working in Agile/SCRUM software development.

● Excellent analytical and problem-solving skills.

Desired skills and qualifications:

● Masters degree

● Excellent programming skills in Python

● Experience of developing microscopy/scientific software

Essential behaviours:

● Critical thinking: Analyze complex information to understand root causes, generate insights and provide innovative solutions.

● Transparency: Acts with integrity, stays open-minded, and always willing to learn with humility.

● Continuous improvement mindset: Consistently seeks to improve all aspects of work and deliver sustainable results.

● Collaboration: Works with all stakeholders, building capabilities, and cultivates an inclusive culture.

At ONI, we understand that a fulfilling career involves more than just challenging work - it's about enjoying a well-rounded experience. When you become a part of our team, you not only contribute to groundbreaking research but also enjoy a range of benefits designed to enhance your life both inside and outside the workplace.

As an equal opportunity employer, we prioritize fairness and respect, ensuring every team member thrives regardless of their background. But that's not all - our perks include:

● Competitive Compensation We recognize and reward your talent. Enjoy a competitive salary that reflects your expertise and contributions, ensuring your hard work is recognized.

● 28 days of annual leave plus 8 bank holidays and 4 dedicated wellbeing days.

● Free Daily Lunches: Relish nutritious meals, courtesy of ONI, making your workdays delightful.

● Onsite Gym Facilities: Stay active and energized with our convenient onsite gym, promoting your overall health.

● Private Healthcare and Dental Coverage: Your health matters to us. Access top-notch medical and dental services, ensuring your well-being is in good hands.

● Inclusive Culture: Be a valued member of our diverse, inclusive family. Your unique perspective is celebrated here, fostering a culture of mutual respect and understanding.

● Cycle To Work Scheme: Embrace a sustainable commute with our cycle to work program, promoting eco-friendly travel and a healthy lifestyle.

● Health Assured: Your mental health is essential. Access our comprehensive mental health support services for a balanced work-life experience.

● People’s Pension: Secure your future with our pension scheme, investing in your financial well-being beyond the workplace.

● Perks at Work: Enjoy exclusive discounts and deals through our perks at work program, adding value to your everyday life.

● Specsavers Eyecare: Your vision matters. Benefit from our eyecare program with Specsavers, ensuring your eyes stay healthy and your vision clear.

If you are driven by innovation, eager to make a significant impact in the realm of scientific and medical research, and possess the skills and passion we are looking for, we invite you to apply and be a part of our mission to improve our understanding of the details of life

Interested in this role?

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