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As a Data Scientist I at QuantumBlack, AI by McKinsey, you will collaborate with clients and interdisciplinary teams to develop analytics solutions, optimize code, and solve real-world business problems across diverse industries. You will translate business problems into analytical challenges, build models, and evaluate them with relevant metrics, while contributing to internal tools and R&D and potentially presenting at conferences like NIPS and ICML. You will be based in London, working with data scientists, data engineers, ML engineers, designers, and product managers on interdisciplinary projects that use math, statistics, and machine learning to derive insights from raw data. The role offers growth through mentorship, structured learning, and opportunities to develop a holistic AI and business value mindset.
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- London
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- United Kingdom
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Full Job Description
Analytics
Data Scientist I - QuantumBlack, AI by McKinsey
Job ID: 102714
- London
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Do you want to work on complex and pressing challengesthe kind that bring together curious, ambitious, and determined leaders who strive to become better every day? If this sounds like you, youve come to the right place.
Your Impact
As a Data Scientist I, you will collaborate with clients and interdisciplinary teams to develop impactful analytics solutions, optimize code, and solve real-world business problems across diverse industries. Youll grow as a technologist by contributing to cutting-edge projects, R&D, and global conferences while working alongside world-class talent in a dynamic, innovative environment.
In this role, you will partner with clients to understand their needs and develop impactful analytics solutions. You will translate business problems into analytical challenges, build models to solve them, and ensure they are evaluated with relevant metrics. Youll also contribute to internal tools, participate in R&D projects, and have opportunities to attend and present at conferences like NIPS and ICML.
Your work will create real-world impact. By identifying patterns in data and delivering innovative solutions, you will help clients maintain their competitive advantage and transform their day-to-day operations. Your contributions will directly influence business outcomes and drive lasting improvements across industries.
You will be based in London and collaborate closely with Data Scientists, Data Engineers, Machine Learning Engineers, Designers, and Product Managers worldwide, working on interdisciplinary projects that use math, statistics, and machine learning to derive insights from raw data. You will help global companies transform their businesses and enhance performance across industries such as healthcare, automotive, energy, and elite sports.
At McKinsey, youll thrive in an unparalleled environment for growth. Youll develop a sought-after perspective by connecting technology and business value, tackle real-life challenges across diverse industries, and collaborate with inspiring multidisciplinary teams, gaining a holistic understanding of AI and its potential to drive transformation.
Your Growth
Driving lasting impact and building long-term capabilities with our clients is not easy work. You are the kind of person who thrives in a high performance/high reward culture - doing hard things, picking yourself up when you stumble, and having the resilience to try another way forward.
In return for your drive, determination, and curiosity, we'll provide the resources, mentorship, and opportunities you need to become a stronger leader faster than you ever thought possible. Your colleaguesat all levelswill invest deeply in your development, just as much as they invest in delivering exceptional results for clients. Every day, you'll receive apprenticeship, coaching, and exposure that will accelerate your growth in ways you wont find anywhere else.
When you join us, you will have:
- Continuous learning: Our learning and apprenticeship culture, backed by structured programs, is all about helping you grow while creating an environment where feedback is clear, actionable, and focused on your development. The real magic happens when you take the input from others to heart and embrace the fast-paced learning experience, owning your journey.
- A voice that matters: From day one, we value your ideas and contributions. Youll make a tangible impact by offering innovative ideas and practical solutions, all while upholding our unwavering commitment to ethics and integrity. We not only encourage diverse perspectives, but they are critical in driving us toward the best possible outcomes.
- Global community: With colleagues across 65+ countries and over 100 different nationalities, our firms diversity fuels creativity and helps us come up with the best solutions for our clients. Plus, youll have the opportunity to learn from exceptional colleagues with diverse backgrounds and experiences.
- World-class benefits: On top of a competitive salary (based on your location, experience, and skills), we provide a comprehensive benefits package to enable holistic well-being for you and your family.
Your qualifications and skills
- Bachelors, Masters, or PhD degree in Computer Science, Machine Learning, Applied Statistics, Mathematics, Engineering, Physics, or other technical fields
- Upto 2 years of professional experience applying machine learning and data mining techniques to real-world problems with substantial data sets
- Programming experience (focus on machine learning): R and/or Python, with SPSS, SAS, or similar tools considered nice-to-have
- Ability to prototype statistical analysis and modeling algorithms and apply them to develop data-driven solutions in new domains
- Ability to independently own and drive model development while balancing competing demands and deadlines
- Demonstrated aptitude for analytics and a passion for solving complex data challenges
- While we advocate using the right tech for the right task, we often leverage the following technologies: Python, PySpark, the PyData stack, SQL, Airflow, Databricks, Kedro (our open-source data pipelining framework), Dask/RAPIDS, Docker, Kubernetes, and cloud solutions such as AWS, GCP, and Azure
- Experience with Generative AI (GenAI) and agentic systems would be considered a strong plus
- Excellent time management and organizational skills to succeed in a complex and largely autonomous work environment
- Good presentation and communication skills, with the ability to explain complex analytical concepts to people from other fields
- Strong communication skills, both verbal and written, in English and local office language(s), with the ability to adapt to different audiences and seniority levels
- Willingness to travel
Please review the additional requirements regarding essential job functions of McKinsey colleagues.
Our unwavering commitment to integrity drives everything we do, guiding us to always act in the best interests of our clients, our people, and the communities we serve.
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FOR U.S. APPLICANTS: McKinsey & Company is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by applicable law.
FOR NON-U.S. APPLICANTS: McKinsey & Company is an Equal Opportunity employer. For additional details regarding our global EEO policy and diversity initiatives, please visit our McKinsey Careers and Diversity & Inclusion sites.
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Job Skill Group - N/A
Job Skill Code - DADS - Data Scientist I
Function -
Industry -
Post to LinkedIn - Yes
Posted to LinkedIn Date - Wed Jul 23 00:00:00 GMT 2025
LinkedIn Posting City - London
LinkedIn Posting State/Province -
LinkedIn Posting Country - United Kingdom
LinkedIn Job Title - Data Scientist I - QuantumBlack, AI by McKinsey
LinkedIn Function - Consulting
LinkedIn Industry - Management Consulting
LinkedIn Seniority Level - Entry level
Job Skill Code - DADS - Data Scientist I
Function -
Industry -
Post to LinkedIn - Yes
Posted to LinkedIn Date - Wed Jul 23 00:00:00 GMT 2025
LinkedIn Posting City - London
LinkedIn Posting State/Province -
LinkedIn Posting Country - United Kingdom
LinkedIn Job Title - Data Scientist I - QuantumBlack, AI by McKinsey
LinkedIn Function - Consulting
LinkedIn Industry - Management Consulting
LinkedIn Seniority Level - Entry level
