Data Scientist in London

Data Scientist in London

London Full-Time 49500 - 60500 £ / year (est.) Home office (partial)
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At a Glance

  • Tasks: Analyse data to drive impactful decisions and design advanced experiments.
  • Company: Join Dojo, the UK's largest and most loved payments acquirer.
  • Benefits: Enjoy competitive salary, flexible working, and a vibrant office culture.
  • Other info: Collaborative environment with a focus on diversity, equity, and inclusion.
  • Why this job: Be at the forefront of the experience economy and shape the future of payments.
  • Qualifications: Expertise in causal inference and strong programming skills in Python and SQL.

The predicted salary is between 49500 - 60500 £ per year.

We’re reinventing payments. In less than four years, Dojo disrupted the market to become the largest and most loved acquirer in the UK. Our payments infrastructure, purpose-built for in-person commerce, is game changing. Now, over 150,000 customers across four countries choose to transact billions with us every year. But we’re just getting started.

Our people are the driving force behind our success. They are our greatest investment and our ultimate competitive advantage. We hire exceptional people and give them the autonomy, trust, and ownership to thrive. The results take care of themselves.

Dojo is empowering the experience economy, and data sits at the very centre of our ambition. As an Economist, you'll identify the true causal impact of our actions, from pricing shifts to product launches. You're the person we turn to when causal questions get tough and clean data is scarce. This is a specialist, depth-first role where you'll protect research integrity, challenge tempting correlations, and ensure our strategic decisions stand up to scrutiny.

What you will do...

  • Frame the problem & own the scope: Reframe ambiguous requests around key business decisions, proactively tying econometric work to revenue, cost, or churn levers.
  • Design advanced experiments: Run proper A/B tests and design sophisticated studies like synthetic controls or staggered rollouts when clean randomization is scarce.
  • Apply rigorous modeling: Build reduced-form and simple structural models, utilizing strong theoretical grounding to adapt textbook methods to real-world challenges.
  • Build robust metrics: Architect metrics and metric trees that resist misinterpretation, writing production-quality SQL and Python to shape data at scale.
  • Communicate honestly: Translate complex causal findings and statistical uncertainty into narrative-driven insights that guide non-technical decision-makers.
  • Lead with AI fluency: Use AI tools to accelerate code and analysis while maintaining critical judgment and catching theoretical reasoning errors.

What you will bring...

  • Expertise in causal inference: Deep command of econometric methods including instrumental variables, RDD, DiD, and fixed-effects.
  • Strong theoretical foundation: Ability to reason from first principles when standard textbook methods do not fit.
  • Fluent programming skills: Proficiency in statistical programming with Python and SQL for sourcing and shaping data at scale.
  • Intellectual honesty: Commitment to quantifying uncertainty, stating assumptions, and protecting research integrity under pressure.
  • Clear communication: Ability to translate complex causal findings into simple, compelling narratives for non-technical audiences.

We believe our best work happens when we collaborate in-person. These “together days” foster communication, drive innovation and spark our brightest ideas. That's why we have an office-first culture. This means working from the office 4+ days per week.

With offices across Europe, we know a thing or two about staying dynamic. Need deep focus? Head to a quiet zone. Big ideas? Collaboration spaces have you covered. Just here for a catch-up? Our social hubs make it easy. Do work that counts, in spaces made for you.

If you’re keen to know the answer, you’re a third of the way to meeting our Dojo values. If the following speak to you, let’s talk:

  • You’re curious. You have a real desire to learn and create.
  • You’re relentless. You keep going even when it’s easier not to.
  • You’re customer-obsessed. You know how important customers are to what you do.

Diversity, equity, and inclusion at Dojo

From local bakeries to well-known eateries, Dojo payments serve over 150,000 places across the UK. And something that’s fundamental to creating relevant, innovative products at Dojo is to build teams to reflect the diversity of the businesses we serve.

Our drive to improve diversity, equity, and inclusion is closely linked to helping employees thrive and innovating for better customer experiences. If you care about your work, you’re curious, and you think customer-first, you have a place at Dojo.

To make sure you’re the best you can be throughout the recruitment process, let us know if you need any extra adjustments to help you thrive. Visit dojo.careers to find out more about our benefits and what it’s like to work at Dojo, or check out our LinkedIn and Instagram pages.

Data Scientist in London employer: PaymentSense

At Dojo, we pride ourselves on being an exceptional employer that values our people as the cornerstone of our success. With an office-first culture that encourages collaboration and innovation, we offer a dynamic work environment where employees can thrive through autonomy and ownership. Our commitment to diversity, equity, and inclusion ensures that every team member has the opportunity to grow and contribute meaningfully to our mission of revolutionising payments.

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Contact Details:

PaymentSense Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Data Scientist in London

Get Involved in Data Science Meetups

Tap into local data science meetups or workshops to connect with fellow enthusiasts and professionals. These events are goldmines for networking, and sometimes even lead directly to job openings at companies like PaymentSense!

Show Off Your Projects

Start building a public portfolio showcasing your data science projects on platforms like GitHub or personal websites. Highlight unique analyses or models you've developed. This not only demonstrates your skills but also gets your name out there for roles like Data Scientist at PaymentSense.

Leverage Professional Networks

Join professional bodies related to data science, like the Data Science Society or similar organisations. Getting involved can lead to mentorship opportunities and insider knowledge about full-time positions at companies like PaymentSense.

Apply Directly through Our Website

When you find a suitable opening like Data Scientist at PaymentSense, make sure to apply directly through our website. It gives you an edge and shows you're keen to join our team. Plus, who doesn’t love a direct application? It’s easier than navigating through job boards!

We think you need these skills to ace Data Scientist in London

Causal Inference
Econometric Methods
Instrumental Variables
RDD
DiD
Fixed-Effects
Statistical Programming

Some tips for your application 🫡

Show Off Your Projects:In the world of data science, your projects can speak volumes about your skills. Make sure to showcase a few key projects in your CV or portfolio, especially those that highlight your ability to work with data sets, build models, or use relevant tools like Python, R, or SQL. Don’t forget to include links to any GitHub repositories if applicable!

Quantify Your Achievements:Employers love numbers! When drafting your CV, highlight your achievements with quantifiable results. For instance, mention how your data analysis led to a certain percentage increase in efficiency or revenue at a previous job or project. These details can really make your application pop!

Craft a Tailored Cover Letter:For a full-time role at PaymentSense, your cover letter should reflect your passion for data science and your excitement about the specific projects or values of the company. Dive into why you’re a good fit, how your skills align with their needs, and any unique perspectives you can bring to the team.

Stand Out with Relevant Courses and Certifications:Although experience talks, relevant courses or certifications can be your ticket to impressing hiring managers at PaymentSense. Mention any standout courses you've completed that equipped you with essential skills, such as machine learning certifications or data visualisation courses. This shows your commitment to continuously developing your skills in the field!

How to prepare for a job interview at PaymentSense

Brush Up on Your Statistics

For a data science role, we need to seriously sharpen our statistics skills. Get ready to tackle technical questions on probability distributions, hypothesis testing, and regression analysis. These are often the bread and butter of data science interviews, so don't just skim over them!

Showcase Your Projects

Prepare a killer portfolio showcasing your data science projects. We should include details about the datasets used, the tools and techniques applied, and the impact of your findings. If we can walk them through a particularly challenging project or a cool visualisation that had real-world implications, it’ll really make us stand out!

Get Comfortable with Python and R

Most data science positions require us to be proficient in programming languages like Python and R. We should practice common libraries like pandas, NumPy, and scikit-learn, and be ready for live coding exercises or algorithm questions. Showing off our coding chops can really impress the interviewers at PaymentSense!

Prepare for Case Studies

Expect to encounter real-world case studies during the interview. We might be asked how we’d approach a data problem or analyse a dataset to extract insights. It's essential to think out loud and demonstrate our problem-solving process so that the interviewer can see our logical thinking in action.