Senior Data Scientist - Financial Services

Capco; Greater London; Hybrid; GBP 90,000 - 120,000; Full time

Benefits offered by this job

Discretionary bonus

Pension plan

Health insurance

Life insurance

Mental health support

Flexible holidays

Learning & certifications

Gympass

Job summary

Capco is seeking a Senior Data Scientist to join its UK Data Practice in London. You will design and implement cutting-edge data science solutions across financial services, mentoring others and collaborating in a fast-paced environment.

You will lead PoCs, MVPs and production deployments, build ML models with Python and ML libraries, and work with cloud platforms to drive business and customer outcomes. The role offers a hybrid work model and exposure to Tier-1 financial institutions.

Qualifications

• Hands-on experience building and deploying data science solutions in Python and ML libraries.
• Strong background in applied ML, model development and data engineering.
• Experience with cloud environments (Azure, AWS, GCP) and tooling like Spark, Hive, Redshift.
• Proven ability to lead cross-functional teams and mentor juniors.
• Ability to communicate complex technical concepts to non-technical audiences.

Responsibilities

• Lead end-to-end delivery of data science solutions including PoCs, MVPs and production deployments.
• Develop and prototype ML models to solve business challenges using modern techniques.
• Collaborate with engineers, domain experts, and business teams to translate requirements into deliverables.
• Coach data science pods and support solution design.
• Serve as SME on ML architecture, model calibration and productionisation.

Skills

Python

ML libraries

Applied machine learning

Data engineering

Cloud environments

Cross-functional collaboration

Mentoring

Communication

Tools

Spark

Hive

Redshift

Job description

Location: London (Hybrid) | Practice Area: Data & Analytics | Type: Permanent

Shape intelligent solutions. Lead with insight. Drive data innovation.

The Role

We are looking for a Senior Data Scientist to join Capco’s growing UK Data Practice. You will play a leading role in designing and implementing cutting-edge data science solutions across financial services. This is an opportunity to build intelligent systems that drive commercial and customer outcomes - while mentoring others and collaborating in a dynamic, multi-disciplinary environment.

What You’ll Do

• Lead the end-to-end delivery of data science solutions including PoCs, MVPs and production deployments
• Develop and prototype ML models to solve complex business challenges using modern techniques and tooling
• Collaborate closely with engineers, domain experts, and business teams to translate requirements into deliverables
• Guide and coach data science pods, supporting skill development and solution design
• Act as a subject matter expert on ML architecture, model calibration and productionisation

What We’re Looking For

• Hands‑on experience building and deploying data science solutions in Python and related ML libraries
• Strong background in applied machine learning, model development and data engineering
• Experience with cloud environments (Azure, AWS, GCP) and tools such as Spark, Hive, Redshift
• Demonstrated ability to lead cross-functional teams and mentor junior practitioners
• Ability to communicate complex technical concepts clearly to non-technical audiences

Bonus Points For

• Participation in Kaggle or other data science competitions
• Experience with MLOps practices (CI/CD, model monitoring, DevOps integration)
• Familiarity with advanced NLP frameworks such as spaCy or Transformers
• Financial services or banking experience

Why Join Capco

• Deliver high-impact technology solutions for Tier 1 financial institutions
• Work in a collaborative, flat, and entrepreneurial consulting culture
• Access continuous learning, training, and industry certifications
• Be part of a team shaping the future of digital financial services
• Help shape the future of digital transformation across FS & Energy.

We offer a competitive, people-first benefits package designed to support every aspect of your life:

• Core Benefits: Discretionary bonus, competitive pension, health insurance, life insurance and critical illness cover.
• Mental Health: Easy access to CareFirst, Unmind, Aviva consultations and in-house first aiders.
• Family-Friendly: Maternity, adoption, shared parental leave, plus paid leave for sickness, pregnancy loss, fertility treatment, menopause and bereavement.
• Family Care: 8 complimentary backup care sessions for emergency childcare or elder care.
• Holiday Flexibility: 5 weeks of annual leave with the option to buy or sell holiday days based on your needs.
• Continuous Learning: Minimum 40 Hours of Training Annually: Take your pick - workshops, certifications, e-learning - your growth, your way. Also, Business Coach assigned from Day One: Get one-on-one guidance to fast-track your goals and accelerate your development.
• Extra Perks: Gympass (Wellhub), travel insurance, Tastecard, season ticket loans, Cycle to Work and dental insurance.

Inclusion at Capco

We’re committed to making our recruitment process accessible and straightforward for everyone. If you need any adjustments at any stage, just let us know – we’ll be happy to help. We value each person’s unique perspective and contribution. At Capco, we believe that being yourself is your greatest strength. Our #BeYourselfAtWork culture encourages individuality and collaboration – a mindset that shapes how we work with clients and each other every day. #LI-DNI