Data Scientist Senior

Reposted 3 Days Ago
Be an Early Applicant
8500, Kortrijk, Vlaams Gewest
In-Office
128K-214K Annually
Senior level
Fintech
The Role
The Data Scientist Senior will design data-driven products for optimizing transaction routing and fraud reduction, utilizing machine learning and statistical techniques. Responsibilities include model deployment, data pipeline development, data analysis, and ensuring regulatory compliance.
Summary Generated by Built In

Job Description

Are you ready to write your next chapter? Make your mark at one of the biggest names in payments. With proven technology, we process the largest volume of payments in the world, driving the global economy every day. When you join Worldpay, you join a global community of experts and changemakers, working to reinvent an industry by constantly evolving how we work and making the way millions of people pay easier, every day.

What makes a Worldpayer? It’s simple: Think, Act, Win. We stay curious, always asking the right questions to be better every day, finding creative solutions to simplify the complex. We’re dynamic, every Worldpayer is empowered to make the right decisions for their customers. And we’re determined, always staying open – winning and failing as one.  Are you ready to make your mark? Then you sound like a Worldpayer!

About the Role

Join our Payment Strategic Routing team to design and deliver data‑driven products that optimize transaction routing, boost performance, and reduce fraud at global scale. You’ll combine deep statistical and machine‑learning expertise with strong business insight to create the next generation of payment‑intelligence solutions on modern cloud platforms.

This role will work in a hybrid environment at our HQ located in Mason, OH. The expectation will be to be onsite 2-3 days per week.

Please note: This is not a role we will sponsor or transfer sponsorship now or in the future.

What you will be doing:

  • Build, validate, and deploy ML models and statistical models that drive smarter debit‑routing decisions and real‑time transaction optimization.
  • Develop automated, end‑to‑end pipelines for data ingestion, feature engineering, and model deployment using Databricks, Snowflake, Apache Spark, and other big‑data frameworks.
  • Perform exploratory analysis on large structured & unstructured datasets; present findings through dashboards and interactive visualizations for both technical and non‑technical stakeholders.
  • Design and evaluate A/B tests to measure uplift, optimize routing tables, and inform product strategy.
  • Audit existing analytical workflows and introduce AI‑powered automation to improve efficiency, accuracy, and scalability.
  • Translate business challenges into technical solutions, working closely with product, engineering, risk, and compliance teams.
  • Ensure data quality, security, and regulatory compliance; document models and establish monitoring to track performance over time.
  • Balance sophistication with practicality, choosing the right level of complexity to meet performance, latency, and cost goals.

Special Requirements & Technical Toolkit

  • Proficient in Python (preferred), R, SQL, and at least one JVM language (Scala/Java) for Spark.
  • Expertise with ML / data‑science libraries (scikit‑learn, PySpark ML, TensorFlow, etc.).
  • Hands‑on experience with cloud data platforms (AWS, GCP, or Azure), Databricks, and Snowflake.
  • Strong grasp of data modeling, ETL/ELT pipelines, and distributed‑computing frameworks (Spark, Hadoop).
  • Version control & DevOps fundamentals (Git, CI/CD).
  • Knowledge of A/B testing, experiment design, and optimization techniques preferred.
  • Skilled in Tableau, Power BI, Matplotlib, or R Shiny; able to distill complex analyses into clear, actionable insights for diverse audiences.

Minimum Education and Experience Requirement:

  • Graduate Degree in a Quantitative field (Math, Statistics, Engineering, Computer Science) or relevant experience
  • 5+ years of industry experience in data science, ML, or quantitative analytics, ideally within payments, fintech, or high‑volume transaction environments.
  • Experienced Payments Domain Knowledge, understanding of debit routing, interchange, fraud mitigation, data encryption, and relevant regulatory requirements.
  • Demonstrated ability to partner with cross‑functional teams, manage competing priorities, and deliver high‑impact solutions in a fast‑moving environment.

What we offer you:

  • A competitive salary and benefits
  • A variety of career development tools, resources and opportunities
  • The chance to work on some of the most challenging, relevant issues in the payments world

#LI-BJ1


Worldpay is committed to providing its employees with an exciting career opportunity and competitive compensation. The pay range for this full-time position is $127,500.00 - $214,200.00 and reflects the minimum and maximum target for new hire salaries for this position based on the posted role, level, and location. Within the range, actual individual starting pay is determined by additional factors, including job-related skills, experience, and relevant education or training. Any changes in work location will also impact actual individual starting pay. Please consult with your recruiter about the specific salary range for your preferred location during the hiring process.  

The job duties outlined above may be directly, and negatively impacted by a criminal history, which could lead to the withdrawal of a conditional offer. However, all qualified candidates with arrests or convictions will still be considered.

Privacy Statement

Worldpay is committed to protecting the privacy and security of all personal information that we process in order to provide services to our clients. For specific information on how Worldpay protects personal information online, please see the Online Privacy Notice.

EEOC Statement

Worldpay is an equal opportunity employer. We evaluate qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, marital status, genetic information, national origin, disability, veteran status, and other protected characteristics. The EEO is the Law poster is available here.

If you are made a conditional offer of employment and will be working in the United States, you will be required to undergo a drug test. In developing this job description care was taken to include all competencies and requirements needed to successfully perform the position. Reasonable accommodations will be provided for individuals with qualified disabilities both during the hiring process, as well as to allow the individual to perform the essential functions of the job, if hired.

Sourcing Model

Recruitment at Worldpay works primarily on a direct sourcing model; a relatively small portion of our hiring is through recruitment agencies. Worldpay does not accept resumes from recruitment agencies which are not on the preferred supplier list and is not responsible for any related fees for resumes submitted to job postings, our employees, or any other part of our company.

Top Skills

Spark
AWS
Azure
Databricks
GCP
Java
Matplotlib
Power BI
Pyspark Ml
Python
R
R Shiny
Scala
Scikit-Learn
Snowflake
SQL
Tableau
TensorFlow
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The Company
HQ: Cincinnati, OH
1,200 Employees
Year Founded: 1971

What We Do

Need to close complex deals with innovative solutions and dedicated service? Our payment solutions help further the average life of merchants, getting you a better bottom line.

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