Jobs in the United States

25+ jobs

Save this search

Added 2 mins ago
Principal Agentic AI Security Engineer
Hewlett Packard Enterprise
Spring, TX · San Jose, CA · Frisco, TX · Ft. Collins, CO · Alpharetta, GA · Durham, NC
The Agentic AI Engineer is responsible for designing, building, and operating production-grade agentic systems that combine foundation models, software services, enterprise data, tools, and…
Added 5 mins ago
Staff Software Engineer (AI Native Development)
Payroll Integrations Inc
NY · Carlsbad, CA · Marietta, GA
Staff Software Engineer (AI-Native Development)
Added 8 mins ago
Principal Engineer
B10 Wells Fargo Bank, N. A.
CHANDLER, AZ · IRVING, TX
Wells Fargo is seeking a Principal Engineer to lead the design, development, and delivery of Generative AI (GenAI) and Agentic AI solutions across enterprise platforms. This role will…
Added 10 mins ago
Staff Machine Learning Engineer - Mapping
General Motors
Jackson, MS
We are looking for a Staff Machine Learning Engineer to serve as a technical leader for automated map reconstruction within our Mapping Engineering team.
Added 10 mins ago
Power Platforms Mid Engineer
Serco
Jackson, MS
Serco is looking for an experienced and enthusiastic Microsoft Power Platform Engineer capable of understanding technical details across a wide variety of disciplines to join our Maritime…
Added 10 mins ago
Quality Engineer, AI & Test Automation
Baylor Scott & White Health
Jackson, MS
· This role is expected to combine strong testing discipline with technical skills, including automation, API validation, data validation, CI/CD integration, quality metrics, defect triage,…
Added 10 mins ago
PN
Electrical Engineer 3
Pacific Northwest National Laboratory
Jackson, MS
- $122,100 USD / year
The Operational Systems Engineering group within the Earth Systems Science Division seeks a mid-career Electrical Engineer to support research, development, and deployment activities…
Added 10 mins ago
Site Reliability Engineer
Highmark Health
Jackson, MS
…infrastructure. Identifies and reports issues with assets, devices, integration services, and other equipment. Consults the appropriate parties to develop and deploy a fix/solution or…
Added 10 mins ago
C
Lead Data Engineer-Snowflake
Cognizant
Jackson, MS
- $115,000 to $135,000 USD / year
As a Lead Data Engineer – Snowflake , you will make an impact by designing and delivering scalable, high-performance data solutions that enable critical business insights and operational…
Added 10 mins ago
Software Engineer II- ECM Specialization
Emergent Holdings, Inc.
Jackson, MS
Added 10 mins ago
Platform Infrastructure Engineer
Maximus
Jackson, MS
Maximus is seeking a highly skilled individual to join our team as a Platform Infrastructure Engineer. You will be responsible for the deployment and maintenance of several platforms…
Added 10 mins ago
Hardware Engineer, PCB Layout
Meta
Jackson, MS
Meta is seeking a Staff PCB Layout Engineer to drive the design and delivery of complex printed circuit boards for large-scale infrastructure hardware. In this role, you will define layout…
Added 10 mins ago
Senior Financial Planning & Analysis Manager
Cornerstone OnDemand
Jackson, MS
Serve as the primary finance partner to Engineering, Product, and Technical Operations leadership, translating technical roadmaps into financial plans and trade-offs
Added 10 mins ago
Core Senior .NET Software Engineer
Evolent
Jackson, MS
The Senior Software Engineer leads the design, development, and deployment of complex software solutions, ensuring scalability and maintainability. This role architects and implements…
Added 10 mins ago
Software Engineer II
Amentum
Jackson, MS
The Software Engineer II will perform full stack development with C# program, ReactJS, MVC, Linq, and rest API development in NET Core platform. This position is US remote teleworking…
Added 16 mins ago
Lead Software Engineer
B10 Wells Fargo Bank, N. A.
COLUMBUS, OH
The Lead Software Engineer will serve as a key technical contributor for Customer Account Servicing (CAS) team. This role is responsible for designing, developing, testing, and deploying…
Added 17 mins ago
Senior Member of Technical Staff (SMTS) – Quantum Materials & Thin Films Engineering
GLOBALFOUNDRIES U.S. INC.
NY
GlobalFoundries Quantum Technology Solutions (QTS) is seeking an experienced materials engineer to drive the development, characterization, and integration of advanced materials enabling…
Added 26 mins ago
Senior Software Engineer
Pearson
Remote, United States
A Full Stack Developer is a senior-level software engineer with expertise in both front-end and back-end development, responsible for design, build, and maintain complex web applications,…
Added 28 mins ago
Senior Engineer, PAE (A) Capability Acquisition Department
Sabre Systems LLC
Patuxent River, MD
The Senior Engineer serves as a technical leader responsible for applying advanced engineering principles and systems engineering expertise to support the acquisition, development,…
Added 33 mins ago
A
AI - Cybersecurity Forward Deployed Engineer - FDE Senior Manager
Accenture
Nashville, TN
- $132,500 to $366,300 USD / year
Do you have the deep functional and technical experience to help implement security solutions that align with our clients’ business objectives? Do you have the expertise to design and…
Added 33 mins ago
O
Senior Platform Software Engineer, AI
Oracle
Nashville, TN
- $92,500 to $209,500 USD / year
We are seeking a Senior Platform Software Engineer to design, build, and operate scalable services that improve the developer experience and increase engineering productivity. You will work…
Added 33 mins ago
Innovation Engineering Manager, WW Innovation Engineering
Amazon
Nashville, TN
As Senior Manager of Innovation Engineering, you lead a team of 6-10 engineers ensuring new technology integration in your region. You act as the guardian of design compliance and…
Added 33 mins ago
Senior Controls Integration Engineer, Worldwide Design and Engineering
Amazon
Nashville, TN
WWDE is looking for a Senior Controls Integration Engineer to be part of our global team to deliver the next generation of world-class fulfillment systems. Successful candidates are natural…
Added 33 mins ago
A
Cybersecurity AI Forward Deployed Engineer - FDE - Manager
Accenture
Nashville, TN
- $94,400 to $316,300 USD / year
Do you have the deep functional and technical experience to help implement security solutions that align with our clients’ business objectives? Do you have the expertise to design and…
Added 42 mins ago
Pre-Silicon Signoff Lead - 19498
Synopsys
Sunnyvale, CA
You are a seasoned engineer with deep expertise in high-speed serial communication and transceiver design, blending theoretical rigor with hands-on laboratory proficiency. You thrive in…

Closed listing

Mastercard

Senior Software Engineer

O Fallon, MO, United States

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

This opening has closed.

The original listing is kept below for reference.

Find open jobs More jobs with this employer

About employer

Job details

Pay: Pay Ranges O'Fallon, Missouri: $115,000 - $184,000 USD
Posting language: English
Posted: Nov 4, 2026

Similar jobs hiring now

No close matches right now. Try another title or a wider area.

Search current openings

Original job description

Archived listing. The details below describe a past opening.

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

About the Role

The Mastercard Operational Intelligence Program is engaged in developing innovative solutions through technology that keeps Mastercard positioned as a leader in delivering value-added business analytics and reporting solutions to our diverse customer base. We work collaboratively with our product partners and other technical teams to continuously improve and enhance our existing products and drive new products to the global marketplace.

We are currently seeking a Senior Software Engineer to join the Mastercard Operational Reports NexGen development team to work on Enterprise Applications to deliver technical solutions using JAVA technology stacks and Angular/ React front-end technologies. The successful candidate will contribute to software architecture, performance engineering, secure software development, operational excellence, and continuous improvement initiatives while delivering highly available, resilient, and secure enterprise applications.

Role

Participate in the gathering and analysis of business requirements and translate them into scalable, maintainable, and secure software solutions.
Support the technical lead in defining application architecture, software design patterns, component interactions, and technology standards.
Ensure software designs align with Mastercard Enterprise Architecture and leverage enterprise services and reusable platforms.
Ensure product development meets Mastercard's business, scalability, performance, security, and reliability requirements.
Ensure development teams utilize appropriate Mastercard development methodologies, engineering standards, and documentation practices.
Conduct and participate in code reviews to improve code quality, maintainability, security, consistency, and adherence to software engineering best practices.
Provide functional guidance, knowledge sharing, and technical recommendations to team members when appropriate.
Design, develop, maintain, and support high-quality software solutions using modern software engineering principles and practices.
Design, develop, and maintain unit, functional, integration, and automated tests to validate application functionality, system interactions, reliability, and performance.
Support continuous integration and continuous testing practices to improve software quality and release confidence.
Ensure that software and system design support the goal of zero downtime, high availability, resiliency, and operational excellence in production environments.
Respond to operational and business concerns or issues relative to business programs, projects, and platform enhancements to ensure consistent delivery of quality services.
Investigate and resolve complex production, application, integration, and infrastructure issues through structured troubleshooting, root cause analysis, and corrective action planning.
Ensure development supports all required certifications and compliance requirements, including PCI, GLBA, Safe Harbor, and other applicable standards.
Apply secure coding practices, security-by-design principles, and vulnerability prevention techniques throughout the software development lifecycle.
Identify, assess, and remediate application security vulnerabilities while ensuring alignment with Mastercard security standards and industry best practices.
Responsible for performance engineering of enterprise software architecture through monitoring, analysis, optimization, and scalability improvements across applications, APIs, databases, and cloud services.
Apply advanced data structures, algorithms, and software engineering principles to solve complex technical challenges and optimize system performance and resource utilization.
Responsible for designing, developing, testing, delivering, monitoring, and maintaining scalable, resilient, and secure cloud architectures using AWS services and cloud-native technologies such as EC2, ECS, and S3.
Design solutions with operational readiness in mind, incorporating observability, logging, monitoring, alerting, supportability, reliability, and maintainability best practices.
Improve and expand the existing platform by ensuring that it remains resilient, secure, scalable, highly available, and operationally efficient.
Work closely with business partners on product definition, product roadmaps, business case development, and overall technology direction for the team.

All About You

Strong analytical, troubleshooting, and problem-solving abilities, with the ability to quickly adapt to new technologies, methodologies, and systems.
High-energy, detail-oriented, proactive, and capable of functioning under pressure in an independent environment with a high degree of initiative and self-motivation.
Strong interpersonal and relationship-building skills with a proven track record of successful collaboration across teams.
Excellent communication skills required to interact across multiple organizational levels and partner effectively with internal and external stakeholders.
Strong understanding of data structures, algorithms, object-oriented design principles, and scalable application development techniques.
Experience designing scalable, secure, maintainable, and high-performing enterprise software solutions.
Experience conducting code reviews and applying engineering best practices that improve software quality, maintainability, and security.
Experience developing unit, functional, integration, and automated testing solutions within enterprise applications.
Experience identifying application bottlenecks and implementing performance optimization strategies across applications, databases, and cloud environments.
Experience applying secure coding practices, application security principles, vulnerability remediation techniques, and OWASP-based security standards.
Proficient working with J2EE, Java 8 or higher, JSP, Servlets, Spring 5, Hibernate, and relational non-relational database technologies including Oracle, SQL Server, MySQL, PostgreSQL, NoSQL, MongoDB, or similar technologies
Strong troubleshooting and root cause analysis skills with experience supporting critical business applications in production environments.
Experience in the following is a highly preferred:
Web Services (SOAP, RESTful APIs)
Servers (WebSphere, JBoss, Tomcat)
HTML, JavaScript, jQuery
UNIX (Shell, AWK scripting)
XML/XSLT
CSS
C#
React or Angular
IDEs (Microsoft Visual Studio, RAD, Eclipse)
Experience with development tools including Maven, Gradle, Jenkins, Chef, SonarQube, and related DevOps toolsets.
Experience working within Agile and Waterfall delivery methodologies.
Prior experience in cloud-native application development and AWS cloud services.
Strong understanding of observability, monitoring, operational readiness, and reliability engineering concepts.
Excellent knowledge of data engineering concepts and preferred experience working with DCP, Databricks, AWS, and large-scale enterprise data platforms.
Bachelor's degree in information systems, Information Technology, Computer Science, Engineering, or equivalent is preferred

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 reasonable_accommodation@mastercard.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.

THIS POSTING RELECTS ONE OR MORE CURRENT VACANCIES ON OUR TEAM, AND MASTERCARD INTENDS TO FILL THIS POSITION BY 02/02/2027. If the fill date has passed, Mastercard intends to fill this position as soon as possible.

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

About employer

More about this job

Skills

Reporting
React
Software development
Process improvement
Documentation
Engineering principles
CI/CD
Troubleshooting
Root cause analysis
Regulatory compliance
Design principles
Security regulations
AWS
Develop business case
Problem solving
Relationship building
Collaboration
Communication skills
Oracle Java
Oracle
Microsoft SQL Server
MySQL
PostgreSQL
NoSQL
MongoDB
API development
IBM WebSphere
Jboss
Apache Tomcat
HTML
JavaScript
jQuery
UNIX
AWK
CSS
C#
Microsoft Visual Studio
RAD
Apache Maven
Gradle

Report this job