Lead Decision Science Analyst

Marks and Spencer; Greater London; On-site; GBP 70,000 - 105,000; Full time

Benefits offered by this job

Staff discount 20%

Holiday entitlement

Bonus schemes

Pension & Life Assurance

Training programmes

Wellbeing support

Volunteer day

Job summary

Marks and Spencer is seeking a Lead Decision Science Analyst in London to partner with business and product teams, translating questions into robust analytical approaches and generating evidence for confident decision-making. You will apply statistical modelling, experimentation and analytical reasoning to evaluate opportunities and measure impact across M&S.

The ideal candidate combines strong statistical expertise with commercial curiosity, enjoys solving ambiguous problems, and can

Qualifications

• Commercially curious with strong analytical problem-solving skills to create business value.
• Strong statistical expertise with selecting, applying and interpreting methods on real-world data.
• Clear and persuasive communicator for senior and non-technical stakeholders.
• Experience using at least one data-focused programming language such as Python, R, PySpark.

Responsibilities

• Lead analytical work on high-value opportunities with product and business stakeholders to deliver evidence for better decisions.
• Translate complex business questions into clear analytical objectives, success measures and decision-focused analysis plans.
• Conduct deep exploratory and diagnostic analysis to understand performance, drivers and opportunities to create value.
• Design and apply modelling, experimentation and quasi-experimental methods to test hypotheses and quantify impact.
• Coach and develop analysts while shaping analytical standards and capability across M&S.

Skills

Analytical thinking

Statistical expertise

Communication skills

Programming: Python/R/PySpark

Job description

Put your data science role in front of the right audience — Post your job

Lead Decision Science Analyst

Organisation Marks and Spencer

Organisation Marks and Spencer Locations

London, UK

Application Deadline 10 days remaining

As a Lead Data Analyst, you will partner with business and product teams to tackle complex commercial challenges, translating their questions into robust analytical approaches and generating evidence that drives confident decision-making. You'll apply statistical modelling, experimentation and analytical reasoning to evaluate opportunities, measure impact and support strategic decisions across M&S.

We're looking for someone who combines strong statistical expertise with commercial curiosity, enjoys solving ambiguous problems, and can communicate complex analytical findings in a way that stakeholders understand, trust and act upon.

Due to high interest, this role may close earlier than advertised.

All the details

What You’ll Do

Your key accountabilities will include

• Lead analytical work on high-value opportunities, collaborating with product teams, business stakeholders and data scientists to deliver evidence that supports better decisions.
• Translate complex or ambiguous business questions into clear analytical objectives, success measures and decision-focused analysis plans.
• Conduct deep exploratory and diagnostic analysis to understand performance, identify drivers and uncover opportunities to create measurable business value.
• Design and apply appropriate approaches, including statistical modelling, experimentation and quasi-experimental methods, to test hypotheses, evaluate initiatives and quantify their impact.
• Coach and develop analysts while helping shape analytical standards, best practice and capability across M&S.

Who You Are

Your skills and experience will include

• Commercially curious, with strong analytical problem-solving skills and the ability to focus analysis on the questions and decisions that create business value.
• Strong statistical expertise, with experience selecting, applying and interpreting appropriate methods to draw robust conclusions from complex, imperfect real-world data.
• Sound analytical judgement, including the ability to assess the strength of evidence, recognise uncertainty and potential bias, and communicate appropriate limitations.
• A clear and persuasive communicator who can translate complex analysis into practical recommendations for senior and non-technical stakeholders.
• Experience using at least one data-focused programming or analytical language, such as Python, R, PySpark or similar.

What’sin It For You

Being a part of M&S is exactly that – playing your part to bring the magic of M&S to our customers every day.We’rean inclusive, dynamic, exciting, and ever evolving business built ondoing the right thing and bringing exceptional quality, value, service to every customer, whenever, wherever and however they want to shop with us.

Here are some of the benefits we offer that make working for M&S just that little bit more special…

• After completing your probationary period,you’llreceive 20% colleague discount across all M&S products and many of our third-party brands for you and a member of your household.
• Competitive holiday entitlement with the potential to buy extra holiday days!
• Discretionary bonus schemes awarded based on how you achieve your personalobjectivesand our performance as a business.
• A generous Defined Contribution Pension Scheme and Life Assurance.
• A dedicated welcome to our teams with a tailored induction and a wide range of training programmes to develop your skills.
• Amazingperksand discounts via our M&S Choices portal to maximise your financial and personal wellbeing.
• Industry-leading parental, adoption and neonatal policies, providing support and flexibility for your family.
• Access to a fantastic range of wellbeing support for all colleagues including access to our 24/7 Virtual GP and PAM Assist to support you and your family.
• A charity volunteer day to support a charity or causeyou'repassionate about through a dedicated day away from work.

Everyone'swelcome

We are ambitious about the future of retail.We’redisrupting,innovatingand leading the industry into a more conscientious, inspiring digital era.We’retransforming how we work together and offering our most exciting opportunities yet. Marks & Spencer strives to be an inclusive organisation, trusted and admired by our colleagues,customersand suppliers. Join us and make change happen.

We are committed to building diverse and representative teams, where everyone can bring their whole selves to work and be at their best. We support each other and work together to win together.

If you feelyou'dbenefitfrom any support or reasonable adjustments during any stage of the recruitment process, pleasedon’thesitate to let us know when completing your application. This information will be picked up by our team, so we can try and put steps in place to help you be at your best through this process.

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