Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Senior Software Engineer (Big Data)

$115k - $184k
Full-time

Mastercard

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary

Senior Software Engineer (Big Data)

Position Overview
Have you ever wanted to be part of something BIG?
Now is the time to make an immediate impact at a leading global technology company, Mastercard.

Mastercard is seeking a Backend Software Engineer to join the AI&DPE Data Engineering platform team, responsible for building and evolving large scale backend data systems, real time and batch pipelines, and AI enabled services that power analytics, decisioning, and automation across the organization.

This is a Software Engineer backend engineering role, focused on Scala/Python/Java, distributed data platforms (Cloudera/Spark), and cloud based architectures, with a strong emphasis on AI agent creation and intelligent automation. Visualization tools (e.g., Qlik) are consumers of the platform, not the core focus of this role.

You will work with massive transactional datasets, modern big data and cloud platforms, and AI driven workflows to transform how Mastercard processes, enriches, and operationalizes data at global scale.

PRIMARY RESPONSIBILITIES
Software Engineer Backend with Data Platform Engineering

Design, develop, and maintain backend services and data pipelines using Scala, Python and Java
Build and optimize batch and streaming workloads on Cloudera Data Platform (CDP) using Spark
Work with Cloudera Manager to support platform configuration, monitoring, performance tuning, and operational stability
Design and implement high quality datamarts and curated datasets with strong emphasis on data integrity, performance, and reliability

AI Agents & Intelligent Automation

Design, build, and integrate AI powered agents that operate to support:

Anomaly detection and operational intelligence
workflow automation

Apply generative AI driven, or rule based agents to reduce manual effort and improve scalability across backend systems

Cloud & Modern Data Architecture

Build and support data and compute workloads in AWS environments
Leverage Databricks for large scale data processing, advanced analytics
Contribute to cloud native and hybrid architectures integrating on prem and cloud platforms

Integration & Downstream Enablement

Enable downstream consumers (analytics, visualization, reporting tools such as Qlik) through well designed, reliable backend data interfaces
Partner with analytics, fraud, and business teams to ensure backend systems meet evolving needs without compromising platform stability

Documentation & Collaboration

Create clear technical documentation, including architecture diagrams, data flows, and design specifications
Participate in Agile/Scrum ceremonies and cross functional design reviews
Mentor and upskill team members in backend engineering, big data, and AI agent concepts

KNOWLEDGE AND SKILL REQUIREMENTS
Required

BS/BA degree in Computer Science, Engineering, Information Systems, or related field/ related experience.
Strong hands on experience with Scala, Python/Java in backend or data intensive systems
Experience working with Cloudera Data Platform (CDP) and Spark
Familiarity with Cloudera Manager for cluster administration, monitoring, or troubleshooting
Strong understanding of data modeling concepts, distributed systems, and large scale data processing
Excellent problem solving skills and ability to work independently in complex environments

GOOD TO HAVE / STRONGLY PREFERRED

Hands on experience building, integrating, or supporting AI driven agents or intelligent automation solutions
Experience with Databricks for data engineering or ML workloads
Experience working in AWS (e.g., S3, EC2, EMR, Glue, Lambda, IAM, or equivalent services)
Knowledge of streaming and big‑data technologies:
Kafka
Hadoop ecosystem
Hive/Impala
Exposure to model monitoring, or AI platform enablement
Experience with ETL tools such as Informatica
Experience working in Agile / Scrum teams within large enterprises

Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact View email address on decentrajobs.com and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly.

Corporate Security Responsibility

All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must:

  • Abide by Mastercard’s security policies and practices;

  • Ensure the confidentiality and integrity of the information being accessed;

  • Report any suspected information security violation or breach, and

  • Complete all periodic mandatory security trainings in accordance with Mastercard’s guidelines.

In line with Mastercard’s total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. The base salary offered may vary depending on multiple factors, including but not limited to location, job-related knowledge, skills, and experience. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; paid leaves (including 16 weeks of new parent leave and up to 20 days of bereavement leave); 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; 10 annual paid U.S. observed holidays; 401k with a best-in-class company match; deferred compensation for eligible roles; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement; and many more. Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury duty leave; and on-site fitness facilities in some locations.

Pay Ranges

O'Fallon, Missouri: $115,000 - $184,000 USD

Vacancy posted a month ago
Similar jobs that could be interesting for youBased on the Senior Software Engineer (Big Data) in O Fallon, MO vacancy
  • Tricon Solutions is seeking a Software Engineer in O'Fallon, Illinois. The ideal candidate thrives...  ...designing, coding, and maintaining large data processing systems, primarily using the...  ...Scala. Responsibilities include developing big data processes using AWS, debugging... 
    Senior
    Big data

    Tricon Solutions

    O Fallon, MO
    2 days ago
  • Description: SeekingaSoftwareEngineerwhothrivesondesigning,coding,andmaintaininglargedataprocessingsystems,primarilyintheSparkframeworkusingScala.Ouridealcandidatewillunderstandthechallengesofworkingwithdataatscaleandhaveafirmknowledgeofalgorithmsandprocessingcomplexity...
    Big data

    Tricon Solutions

    O Fallon, MO
    2 days ago
  • $115k - $184k

     ...realize their greatest potential. Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology...  ...transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and... 
    Senior
    Full time
    Part time
    Work experience placement
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    3 hours ago
  • $122k - $207k

     ...greatest potential. Title and Summary Manager, Platform Engineering - Big Data Engineering Overview The Manager, Platform Engineering...  ...and engineering workflows to enable efficient, high-quality software delivery • Drive adoption of Infrastructure as Code (IaC)... 
    Big data
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    25 days ago
  • $61.9k - $141k

    As a Data Engineer at Booz Allen, you’ll use your skills and experience to help build advanced technology solutions...  ...maintaining scalable data stores that supply big data for business analysis Experience creating software for retrieving, parsing, and processing... 
    Big data

    Booz Allen Hamilton

    O Fallon, MO
    2 days ago
  • $115k - $184k

     ...governments realize their greatest potential. Title and Summary Senior Software Engineer Who We Are Mastercard powers economies and empowers people...  ...Design database solutions utilizing PostgreSQL and optimize data access patterns for performance, reliability, and... 
    Senior
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    4 days ago
  • Backend Developer Requirement/Must Have: ~6+ years of experience in backend development using Java. ~ Strong expertise in Core Java, Spring Boot, and REST APIs. ~ Hands-on experience with Kafka / event streaming platforms. ~ Solid understanding of event-driven...
    Senior

    Cynet Systems

    O Fallon, MO
    3 days ago
  • Phase2 Technology in O'Fallon, Illinois, is seeking an experienced AI/ML Engineer to architect and implement AI-driven solutions for the Defense and Intelligence sectors. You will develop production-grade machine learning systems and collaborate across teams to enhance... 
    Senior
    Remote job
    Flexible hours

    Phase2 Technology

    O Fallon, MO
    3 days ago
  • $96k - $163k

     ...potential. Title and Summary Senior Site Reliability Engineer Who is Mastercard? At...  ...accessible. Using secure data and networks, partnerships,...  ...application build phase in software run principles that include...  ...products. We see the big picture and help create and... 
    Senior
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    3 hours ago
  • $115k - $184k

     ...governments realize their greatest potential. Title and Summary Senior Software Engineer- RPPS Platform Who is Mastercard? Mastercard powers...  ...scalability, and operational reliability. • Strong knowledge of data structures, algorithms, and software design patterns. • Excellent... 
    Senior
    Full time
    Part time
    Remote work
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    4 days ago
  •  ...Specialist to manage full-stack application development and DevOps practices. The role requires a minimum of 5 years of experience in software development, and a strong knowledge of cloud infrastructure and operations. The successful candidate will work collaboratively... 
    Senior

    NISC

    Lake Saint Louis, MO
    2 days ago
  • $77.5k - $176k

    Booz Allen Hamilton is seeking a DevOps engineer based in O'Fallon, Illinois, specializing in AI for the Department of War. This role involves streamlining IT operations and automating workflows to enhance productivity and speed in implementing Agentic AI solutions. Candidates... 
    Senior

    Booz Allen Hamilton

    O Fallon, MO
    4 days ago
  • Aqua IT is seeking an AWS Cloud Engineer to join our cloud development team. The role involves collaborating in the design and implementation of AWS architectures, reviewing requirements, and monitoring operational metrics. We require candidates to have extensive experience... 
    Senior

    Aqua IT

    O Fallon, MO
    3 days ago
  • $115k - $184k

     ...products and services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Software Engineer (Mainframe/COBOL) Overview . Minimum 4 Years of Mainframe development experience • Core Payments of... 
    Senior
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    a month ago
  • $115k - $184k

     ...services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Software Engineer II About the Role As a Senior Data Engineer, you’ll take ownership of building and optimizing data platforms, pipelines, and systems that... 
    Senior
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    17 days ago
  • $115k - $184k

     ...governments realize their greatest potential. Title and Summary Senior Software Engineer Who is Mastercard Mastercard is a global technology...  ...safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and... 
    Senior
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    27 days ago
  • $115k - $184k

     ...governments realize their greatest potential. Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology...  ...safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and... 
    Senior
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    a month ago
  • $115k - $184k

     ...governments realize their greatest potential. Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology...  ...safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and... 
    Senior
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    a month ago
  • $115k - $184k

     ...realize their greatest potential. Title and Summary Senior Software Engineer About Mastercard Mastercard is a global technology...  ...transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships, and passion, our innovations and... 
    Senior
    Full time
    Part time
    Worldwide
    Flexible hours
    Shift work

    Mastercard

    O Fallon, MO
    a month ago
  • $115k - $184k

     ...governments realize their greatest potential. Title and Summary Senior Software Engineer (IBM ODM) Overview Mastercard is seeking a Senior...  ...leveraging scoring models, cohesive rule strategies and behavioral data, and when combined with our agile rule development &... 
    Senior
    Full time
    Part time
    Work experience placement
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    a month ago
  • $115k - $184k

     ...governments realize their greatest potential. Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology...  ...to achieve their full potential. Through secure data, advanced networks, strong partnerships, and a culture rooted... 
    Senior
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    a month ago
  • $115k - $184k

     ...governments realize their greatest potential. Title and Summary Senior Software Engineer Overview We work to connect and power an inclusive,...  ...safe, simple, smart, and accessible. Using secure data and networks, partnerships, and passion, our innovations and... 
    Senior
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    a month ago
  • $115k - $184k

     ...governments realize their greatest potential. Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology...  ...safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and... 
    Senior
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    a month ago
  • $115k - $184k

     ...governments realize their greatest potential. Title and Summary Senior Software Engineer Who is Mastercard? We work to connect and power an...  ...safe, simple, smart, and accessible. Using secure data and networks, partnerships, and passion, our innovations and... 
    Senior
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    a month ago
  • $115k - $184k

     ...products and services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Software Engineer All About Us MasterCard is a technology company in the global payments business. We connect consumers, financial institutions... 
    Senior
    Full time
    Part time
    Work experience placement
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    a month ago
  • $140k - $231k

     ...governments realize their greatest potential. Title and Summary Lead Data Engineer Overview Mastercard is the global technology company...  ...~ Expertise in ETL testing in end-to-end DW projects in Big Data environment using Spark ~ Experience of programming language... 
    Big data
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    a month ago
  • $73.45k - $132.78k

     ...an exciting opportunity for an Exploitation Specialist/GDAT Software Engineer to join our team in St. Louis, MO.  This work requires skills...  ...These roles involve sustaining and deploying the Geospatial Data Analysis Tool-Modernized (GDAT-M) application, developed by... 
    For contractors
    Local area
    Immediate start

    Leidos

    O Fallon, MO
    2 days ago
  • $96k - $163k

     ...governments realize their greatest potential. Title and Summary Senior Platform Engineer - Database Administration (AWS Focus) Overview The Senior...  ..., and operational excellence, ensuring modern, resilient data platforms in a 24x7 enterprise environment. Role Responsibilities... 
    Senior
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    1 day ago
  • American Water in Saint Charles, Missouri, is seeking a skilled professional for Information Technology to implement and support SCADA systems. The role involves troubleshooting, project management, and collaborating with design teams. The ideal candidate should have over...
    Senior

    American Water

    Saint Charles, MO
    3 days ago
  • $122k - $207k

     ...suite that powers intelligent, data-driven decision-making across...  ...agentic AI frameworks, streaming big data platforms, high-speed in-...  ...alignment between product, engineering, and finance stakeholders, and...  ...with the ability to influence senior leadership and drive alignment... 
    Big data
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    3 hours ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Senior Software Engineer (Big Data). Be the first to apply!