Senior Data Scientist, Faculty

🔒 Confidential Employer
Posted 28 April 2026
LOCATION
London
TYPE
Full-time
LEVEL
Mid-Senior level
SALARY
£140,000 / year
CATEGORY
Artificial Intelligence
This employer holds a UK Home Office sponsor license — sponsorship for this specific role is at the employer’s discretion

SKILLS

Python NumPy Pandas PyTorch Data Science Paradigms NLP Algorithm Development Project Planning

FULL DESCRIPTION

Senior Data Scientist, [Employer hidden — view at passion-project.co.uk]

Company: [Employer hidden]

Location: London

Work Type: Hybrid

Job Type: Full-time

Experience Level: Mid-Senior level

Salary: £60k-£140k

About the Role

As a Senior Data Scientist, you will lead high-impact AI projects and shape the technical direction of bespoke solutions. This role requires hands-on technical excellence combined with crucial team leadership. You will define data science approaches, design robust software architectures, mentor junior colleagues, and ensure delivery rigor across projects all while building deep client relationships and solidifying our reputation as a leader in practical, measurable AI.

What the job involves

  • Leading project teams that deliver bespoke algorithms and high-stakes AI solutions to clients across the sector
  • Conceiving the core data science approach and designing the associated robust software architecture for new engagements
  • Mentoring a small number of data scientists and supporting the professional growth of technical team members on projects
  • Partnering with commercial teams to build client relationships and shape project scope for technical feasibility
  • Contributing to [Employer hidden]’s thought leadership and reputation through delivering courses, public speaking, or open-source projects
  • Ensuring best practices are followed throughout the project lifecycle to guarantee high-quality, impactful delivery

Who you are

  • You possess senior experience in a professional data science position or a quantitative academic field
  • You demonstrate strong programming skills, with the ability to be a fluent Python programmer, using core libraries (NumPy, Pandas) and a deep-learning framework (e.g., PyTorch)
  • You have a deep expertise in core data science paradigms (supervised/unsupervised, NLP, validation), demonstrating a proficiency across the standard data science toolkit, including the ability to develop new, innovative algorithms
  • You bring a leadership mindset, focused on growing the technical capabilities of the team and nurturing a collaborative culture
  • You exhibit commercial awareness, with experience in client-facing work and the ability to translate business problems into a rigorous mathematical framework
  • You are skilled in project planning, assessing technical feasibility, estimating delivery timelines, and leading a team to deliver high-quality work on a strict schedule

If you don’t feel you meet all the requirements, but are excited by the role and know you bring some key strengths, please don't hesitate in applying as you might be right for this role, or other roles. We are open to conversations about part-time hours

Application process

  • Talent Team Screen (30 minutes)
  • Take Home Technical Assessment
  • Technical Interview (90 minutes)
  • Commercial Interview (60 minutes)

Salary Benchmarks

Data Scientist

Expert

Senior

£60k

£70k

£80k

£90k

£100k

£110k

£120k

£130k

£140k

Company Benefits

  • Dental cover - 100% of dental fees covered, up to £500, including checkups and hygienist.
  • Optical Cover - 100% of the cost of prescribed glasses and contact lenses up to £300 a year.
  • Hybrid working: We believe people have needs, responsibilities and interests that require something different to a strict working day. We trust people to organise and take accountability for their own work and do our best to support their lives outside [Employer hidden]. We provide you with all you need to work from home, including a laptop, keyboard and chair.
  • Unlimited holidays: We encourage each other to use this time to take a break, work on personal projects, or to spend time with their friends and family
  • Fantastic private health, for you & your family - including 24/7 unlimited virtual private GP appointments and covering pre-existing medical conditions
  • Access to mental health coaching with Sanctus
  • Lunch weekly, and more fruit, drinks and snacks than you could ever eat (for office-based employees)
  • We work hard and make sure we enjoy what we do. So we have frequent socials and informal get-togethers to help make sure you enjoy your time with us. You’ll make friends and professional connections that will last a lifetime
  • Paid Maternity, Paternity, Adoption or Shared Parental Leave - we offer a progressive, gender neutral and generous parental leave policy here at [Employer hidden]. All parents are given 15 weeks leave at full pay in addition to statutory time off after 12 months of service.
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