Principal AI Researcher

Nexar; City Of London; On-site; GBP 90,000 - 120,000; Full time

Job summary

A leading vision AI company in London is seeking a Principal AI Researcher to lead research in generative AI and computer vision. You will define research directions, mentor a team, and transform innovative ideas into real-world products that enhance road safety. The ideal candidate holds a Ph.D. and has over 8 years of experience in deep learning, with strong skills in Python and generative technologies. This role offers competitive compensation and opportunities for meaningful impact.

Benefits

Flexible schedule

Regular team-building events

Great professional growth opportunities

Competitive compensation

Qualifications

• 8+ years of experience developing and deploying deep learning or computer vision algorithms.
• Proven track record of research excellence.
• Expertise in generative AI or multimodal learning.

Responsibilities

• Define and drive research agenda in multimodal models and self-supervised learning.
• Design and prototype novel architectures in computer vision.
• Provide mentorship to researchers and engineers.

Skills

Deep learning

Computer vision

Python

PyTorch

TensorFlow

Generative AI

Education

Ph.D. in Computer Science or related field

Job description

DESCRIPTION

We are on a mission to redefine the future of mobility through AI. As a Principal AI Researcher, you will lead groundbreaking research that connects the latest advancements in generative AI, multimodal learning, and visual intelligence with Nexar’s large-scale data ecosystem.

You’ll be at the forefront of innovation — defining research directions, mentoring others, and shaping the next generation of AI products that make roads and cities safer and smarter.

RESPONSIBILITIES

• Research Leadership: Define and drive Nexar’s research agenda in areas such as large multimodal models, open-world perception, and self-supervised learning.

• Technical Excellence: Design and prototype novel architectures in computer vision and generative AI, and guide the transition of research into production-ready solutions.

• Collaboration: Partner with cross-functional teams (engineering, product, data) to align research goals with real-world applications.

• Mentorship: Provide technical guidance and mentorship to researchers and engineers across the AI team.

• Strategic Impact: Represent Nexar’s AI research externally — contributing to publications, conferences, and industry collaborations.

• Innovation with Purpose: Harness Nexar’s vast datasets to develop AI systems that drive measurable improvements in road safety and mobility intelligence.

REQUIREMENTS

Technical skills & qualifications

• Ph.D. in Computer Science, Engineering, Physics, Mathematics, or a related field

• 8+ years of experience developing and deploying deep learning or computer vision algorithms

• Proven track record of research excellence (e.g., publications, patents, or deployed research-based products)

• Expertise in one or more of: generative AI, multimodal learning, large vision-language models, or neural scene representations

• Deep proficiency in Python and frameworks such as PyTorch or TensorFlow

• Strong foundation in algorithms, statistics, and optimization

People skills & traits

• Visionary thinker with the ability to translate complex research into product impact

• Excellent communicator and mentor

• Collaborative leader with a proactive, “get things done” mindset

WHAT WE OFFER

• The chance to have a meaningful and positive impact on roads and cities’ safety
• Flexibility - in schedule, work location, benefits
• Competitive compensation
• A fast-paced work environment full of kind, smart, and highly driven people
• Great professional and personal growth opportunities
• Regular team-building events and well-being initiatives/facilities

WHO WE ARE

Nexar is a Vision AI company that is organising the physical world as digital information. We are a global, connected, and intelligent network of mobile cameras on the road that uses data to deliver valuable insights and build transformative products in vehicle autonomy and safety.

Our goal is to be the best car camera service in the world, with a vast network of smart, connected cameras across the planet. We are unlocking the power of connected driving to protect our users and build a lasting business, and this is where you come in!

We’re looking for passionate, forward-thinking people to help us execute this incredible opportunity and drive the future of connected driving technology. Join us in shaping a safer, smarter world.