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From the employer's careers site First seen 28 Oct 2026

Senior Data Scientist

The employer hasn't listed a salary.

Apply on London Stock Exchange Group (LSEG)

Description

LSEG is seeking a Senior Data Scientist to drive the development of high-impact, scalable AI solutions. The successful candidate will have extensive experience applying data science methods to solve real-world problems and a proven track record of deploying AI models and solutions to production.

Responsibilities:

  • Develop and deploy production-level AI models and data-driven solutions that align with strategic business objectives.
  • Tune and optimize AI models to improve their accuracy, efficiency and overall fitness for purpose in various applications.
  • Evaluate third-party AI solutions on both functional and non-functional aspects, assessing their suitability based on performance, scalability, and business needs.
  • Establish and apply coding standards to maintain robust and clean code.
  • Work closely with Software Engineers and multi-disciplinary teams to define project requirements and direction, and establish development roadmaps.

Requirements:

  • Extensive experience applying data science methods to solve real-world problems with a proven track record of deploying AI models and solutions to production.
  • Strong statistical analysis skills, with a foundation in probability, to support robust model development and interpretation.
  • Proficiency in Object-Oriented programming in Python with expertise in key data science and machine learning libraries (e.g. TensorFlow, PyTorch and Scikit-Learn).
  • Expertise in cloud technologies (emphasis on Azure and/or AWS) and deployment practices, ensuring seamless and scalable delivery.
  • Proven ability to establish and uphold coding standards to ensure high-quality, maintainable code.
  • Excellent communication skills for summarizing complex technical concepts clearly and effectively to both technical and non-technical partners.

Benefits:

  • High-impact projects: work on a variety of pioneering AI products and leverage extensive datasets to solve complex, high-value challenges.
  • Competitive benefits: enjoy a strong compensation package, comprehensive benefits, and ongoing investment in career growth and skill development.
  • Industry leadership: opportunity to be a founding member of the organization that's delivering brand-new products that democratize modeling and analytics solutions.
  • Collaborative environment: opportunities for continuous learning and professional development in a work environment of dedicated, highly experienced teams.

Skills

Nice to have

Ready to apply?

You apply with the employer directly. Their original posting is here: https://lseg.wd3.myworkdayjobs.com/en-US/Careers/job/GBR-London-10-Paternoster-Square/Senior-Applied-Data-Scientist_R0121134-1

Apply on London Stock Exchange Group (LSEG)