Software engineer jobs in the United States

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Added 8 hours ago
Senior Staff Software Engineer, ML, Search Ads Creatives
Google
Mountain View, CA
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Added 8 hours ago
Senior Software Engineer, Mid Market Intelligence
Intuit
MOUNTAIN VIEW, CA
GBSG Mid-Market, one of Intuit's fastest-growing segments, is seeking a Senior Software Engineer to help build the industry's AI-native ERP. This is an opportunity to come in at the ground…
Added 8 hours ago
Staff Software Engineer, Frontend/Fullstack - Moveworks
ServiceNow, Inc.
Mountain View, CA
It all started in sunny San Diego, California in 2004 when a visionary engineer, Fred Luddy, saw the potential to transform how we work. Fast forward to today - ServiceNow stands as a…
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Software Engineer, Agentic Model Serving, Robotics, DeepMind
Google
Mountain View, CA
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Senior Software Engineer, AI/ML GenAI, Google Cloud
Google
Sunnyvale, CA
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Senior Software Engineer, Generative AI, Research
Google
Sunnyvale, CA
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Software Engineer Manager, Embedded Systems/Firmware
Google
Sunnyvale, CA
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Staff Software Engineer, Full Stack, Google Cloud Business Platform
Google
Sunnyvale, CA
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Senior Software Development Engineer, EC2 Nitro Team
Amazon
Santa Clara, CA
Ideal candidate must have strong background in Test-Driven Development and automated testing using scripting languages (Bash/Lua/JS/Python)
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Staff Software Engineer, AI/ML Storage Infrastructure
Google
San Jose, CA
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Software Engineer - AI
SHI
Sacramento, CA
…engineers who love solving complex problems, building production software, and learning new technologies in a fast-moving AI…
Added 8 hours ago
Core Senior .NET Software Engineer
Evolent
Sacramento, CA
The Senior Software Engineer leads the design, development, and deployment of complex software solutions, ensuring scalability and maintainability. This role architects and implements…
Added 8 hours ago
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Software Engineer (Business Applications)
Pacific Northwest National Laboratory
Sacramento, CA
- $133,100 USD / year
…business and technology partners to build and maintain innovative software solutions and robust data and analytics capabilities. We aim to be a strategic partner in delivering cutting-edge…
Added 8 hours ago
Lead Site Reliability Engineer (Big Data)
US: Mastercard Technologies, LLC
O'Fallon, MO
The BizOps team is looking for a Site Reliability Engineer who can help us solve problems and enhance our capabilities by supporting applications, services, and platforms. This position is…
Added 8 hours ago
Salesforce Data Cloud Architect
Insight Global
San Francisco, CA
Added 8 hours ago
Software Engineer I, Commerce
Amazon
San Francisco, CA
Experience in professional software development
Added 8 hours ago
Embedded Software Engineer, Amazon Leo Digital RF Systems
Amazon
San Diego, CA
We're seeking an experienced embedded software engineer with security experience to architect and develop mission-critical firmware for our satellite systems. You'll work at the…
Added 8 hours ago
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Embedded Software Engineer III - Tactical Data Link 16
TEKsystems
San Diego, CA
- $50 to $80 USD / hour
You will work alongside software, systems, hardware, and integration teams to develop and enhance capabilities that allow tactical communication systems to operate reliably in demanding…
Added 8 hours ago
Senior Staff Software Engineer, JavaScript Runtime & Compilers
ServiceNow, Inc.
San Diego, CA
It all started when engineer Fred Luddy wrote code that automated a tedious task for his coworker, Phyllis. She cried tears of joy. That moment inspired Fred to build a company that could…
Added 8 hours ago
Senior Full Stack Software Engineer
Remote, United States
We are looking for a Senior Full Stack Software Engineer to join our team and translate our customers’ goals into working software throughout the stack from automated configurations to…
Added 8 hours ago
Software Development Engineer II - Change Review , Amazon Software Builder Experience – Change Auto Review Experience (CRUX)
Amazon Web Services, Inc.
Seattle, WA
AI-assisted development is changing how software is created. We are looking for a Software Development Engineer II to build the next generation of change-review tooling for this evolving…
Added 8 hours ago
Cloud Engineer
The JAAW Group
Hill AFB, UT
The JAAW Group LLC is seeking an experienced Cloud Engineer to support secure, mission-critical Department of Defense cloud and platform infrastructure at Hill Air Force Base, Utah. The…
Added 8 hours ago
Cloud Engineer
The JAAW Group
Eglin, FL
The JAAW Group LLC is seeking an experienced Cloud Engineer to support secure, mission-critical Department of Defense cloud and platform infrastructure at Eglin Air Force Base, FL. The…
Added 9 hours ago
Software Engineer II - Order Services (Java/Python) - Austin or Dallas, TX
HEB
Austin, TX
…on every day. Location: Austin or Dallas, TX (Onsite) As a Software Engineer II, you’ll deliver complex code solutions. You’ll contribute to overall system design, architecture, security,…
Added 9 hours ago
Staff Software Engineer, Enterprise
Toast
Remote, United States
Toast is looking for a Staff Software engineer to lead our Enterprise Sports & Entertainment team. You will get to work across the entire Toast platform, including our POS, backend, and…

US: Mastercard Technologies, LLC

Senior Software Engineer

O'Fallon, MO, United States

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

Apply on mastercard.wd1.myworkdayjobs.com About employer

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Job details

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

Original job description

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

Apply on mastercard.wd1.myworkdayjobs.com About employer

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Software engineer jobs in the United States

Senior Staff Software Engineer, ML, Search Ads Creatives