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Added 1 hour ago
JH
2027 Internship - Maritime Software Development - Ocean Systems and Engineering
Johns Hopkins Applied Physics Laboratory
Laurel, MD
- $22.6 to $47.95 USD / hour
We are looking for a standout intern with experience in Python, C++, or Java. You will work alongside a team of engineers developing advanced software solutions for the U.S. Navy. Our team…
Added 1 hour ago
Security Monitoring and Response Analyst II
Mastercard
O'Fallon, MO
- Programming experience in at least one of PowerShell, Python, Shell/BASH scripting, Java, C/C++, C#, Perl, or other related languages is desirable.
Added 1 hour ago
BA
University, Software Developer
Booz Allen Hamilton
Colorado Springs, CO
- $53,000 to $108,000 USD / year
Experience with programming languages, including Java, JavaScript, C, C++, Assembly, Python, Perl, R, or Bash
Added 1 hour ago
Software Developer
Parsons Government Services Inc.
VA
Develop, enhance, and sustain production services and components written in Java and C/C++
Added 1 hour ago
Software Engineer
UST Global Inc
Bellevue, WA
Strong programming experience in one or more languages such as Java, C#, Python, JavaScript, or Go.
Added 1 hour ago
Manager - Enterprise Platform Engineering and Developer Experience
Costco IT
Issaquah (Seattle), WA, WA
The Manager of Platform Engineering & Developer Experience will lead the software development teams responsible for designing, building, and operating core platform software, internal…
Added 1 hour ago
Sr AI Engineer (Emerging AI)
DAT Solutions, LLC
Seattle, WA
Strong development language skills ideally using TypeScript/js, Java, or Go, with the software engineering discipline to build libraries other teams adopt willingly.
Added 1 hour ago
RI
Principal Software Development Engineer
Remitly, Inc.
Seattle, WA
- $240,000 to $300,000 USD / year
…leveraging general-purpose programming languages (including Java and Python) to design, develop, and maintain production-grade software applications; designing and architecting APIs and…
Added 1 hour ago
Software Dev Engineer IV - 3056274
Apex Systems, Inc.
Redmond, WA
Fluent in both Python and Java, with production code written in each.
Added 1 hour ago
AF
Technical Program Manager III - AMZ10237159
Amazon Fulfillment Centers
Seattle, WA
- $187,870 to $201,200 USD / year
…services, or technologies using Object Oriented coding and design (Java, C++, Perl, HTML) throughout the complete software development lifecycle, from design through release. Define…
Added 1 hour ago
AF
Software Dev Engineer III - AMZ10564147
Amazon Fulfillment Centers
Seattle, WA
- $193,361 to $227,400 USD / year
…experience in the job offered, or as a Software Engineer, Software Developer, or a related occupation. Employer will accept a Bachelor's degree or foreign equivalent degree in Computer…
Added 1 hour ago
Senior Software Engineer, Search Platform
NY · Frisco, TX · Eagan, MN
Design, build, and test platform services across document ingestion, search indexing, and query APIs, using the language best suited to the problem (for example Python, Java, or Go).
Added 1 hour ago
Staff Software Engineer, Search Control Plane
NY · Frisco, TX · Eagan, MN
…distributed systems fundamentals, in a language such as Go, Java, Python, or an…
Added 1 hour ago
Staff Software Engineer, Search Retrieval Platform
NY · Eagan, MN
Experience building search, retrieval, or data-intensive platforms at scale, with strong distributed systems fundamentals, in a language such as Python, Java, or Go
Added 1 hour ago
Systems Engineer III
Ampcus, Inc
Redmond, WA
Contribute to engineering efforts from design to implementation, solving complex technical challenges around developer and engineering productivity and velocity especially as it relates to…
Added 1 hour ago
Quality Assurance Tech II
Ampcus, Inc
Seattle, WA
Familiarity with HTML, JavaScript, Java, and SQL.
Added 1 hour ago
Software Development Engineer II
Ampcus, Inc
Seattle, WA
Added 1 hour ago
Software Development Engineer II
Ampcus, Inc
Redmond, WA
Strong Programing/Coding Skills Preference for Python and Java.
Added 1 hour ago
BS
Senior IT Engineer (Contract to Hire)
Blue Star Partners LLC
Columbus, OH
- $63 to $73 USD / hour
This role will primarily focus on Java and .NET applications, Azure cloud technologies, and integrations with the NiCE CXone Contact Center as a Service (CCaaS) platform. The Senior IT…
Added 1 hour ago
Software Engineer
Grammarly, Inc.
Seattle, WA
…CloudWatch LiveTail); 2) Programming Languages: Proficiency in Java, Scala, and Python for developing microservices, tooling, and performance-critical components; 3) AWS Services:…
Added 1 hour ago
SF
Senior Software Engineer, AML Engineering
Social Finance LLC
Seattle, WA
- $200,000 to $220,000 USD / year
Special Skill Requirements: 1. Java 2. Python 3. AWS 4. Agile Development Methodology 5. Test-Driven Development 6. Experience in all phases of SDLC 7. CI/CD Pipelines 8.Jira 9.…
Added 1 hour ago
SF
Software Engineer, AML
Social Finance LLC
Seattle, WA
- $165,000 to $181,500 USD / year
Special Skill Requirements: 1) Java; (2) Python; (3) AWS; (4) Agile Development Methodology; (5) Test Driven Development; (6) Software Development Lifecycle (SDLC); (7) CI/CD Pipelines; (8)…
Added 1 hour ago
Senior Software Engineer - Java Full Stack & AI
Mastercard
O'Fallon, MO
-Utilize Java, Spring Boot, React or Angular, and Python across the technology stack.
Added 1 hour ago
Senior Software Engineer - Java Full Stack & AI
Mastercard
O'Fallon, MO
-Utilize Java, Spring Boot, React or Angular, and Python across the technology stack.
Added 1 hour ago
Senior Software Back End Engineer
GD Information Technology, Inc.
Remote, United States
- Strong proficiency in at least one modern programming language (Java, Python, or similar)

Mastercard

Senior Software Engineer - Java Full Stack & AI

O'Fallon, MO, United States

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Job details

Posting language: English

Original job description

Summary

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 - Java Full Stack & AI

Overview

The Decision Services Technology team within Mastercard's Business & Market Insights organization develops analytics, reporting, and intelligence solutions that help customers investigate transactions, identify fraud patterns, and make informed business decisions.

As part of a rapidly growing product area, the team is investing heavily in AI-powered capabilities that automate manual analysis and improve customer outcomes. Supporting a product with significant growth and a multi-year roadmap, engineers on this team play a key role in developing, enhancing, and scaling innovative solutions across full-stack, cloud, data, and AI technologies.

As a Senior Software Engineer, you will independently deliver complex solutions, influence technical design decisions, and help drive engineering excellence across the platform. This role requires deep technical expertise, strong ownership, and the ability to mentor other engineers while operating with minimal guidance.

What You'll Do

Software Development

-Design, develop, test, deploy, and support complex software solutions.

-Build scalable APIs, backend services, and modern web applications.

-Utilize Java, Spring Boot, React or Angular, and Python across the technology stack.

-Lead implementation efforts for AI-enabled capabilities and automation initiatives.

-Drive technical solutions from requirements through deployment.

Design & Architecture

-Contribute to architecture decisions and system design discussions.

-Apply architectural patterns that support scalability, reliability, and maintainability.

-Guide technical implementation across distributed and cloud-based systems.

-Support integration of AI and machine learning capabilities into business products.

Quality & Operational Excellence

-Champion testing, secure coding, and code quality standards.

-Conduct code reviews and mentor engineers through technical feedback.

-Lead troubleshooting efforts and root-cause analysis for complex issues.

-Improve observability, automation, performance, and operational readiness.

-Drive continuous improvement initiatives across the engineering lifecycle.

Collaboration & Leadership

-Partner closely with Product, Architecture, and Engineering leadership.

-Serve as a technical mentor for less experienced engineers.

-Influence technical direction and engineering best practices.

-Contribute to Agile planning, estimation, and delivery leadership.

Required Qualifications

-Bachelor's degree in Computer Science, Engineering, Information Technology, or a related field, or equivalent experience.

-6+ years developing enterprise software solutions.

-Advanced proficiency in Java 8+ and Spring Boot.

-Deep understanding of REST APIs, microservices, and distributed systems.

-Strong knowledge of React, Angular, or comparable frontend frameworks.

-Expertise in Oracle or SQL-based database development.

-Familiarity with CI/CD practices and modern engineering workflows.

-Knowledge of Python for AI, automation, and data-driven applications.

-Exposure to GitHub Copilot or similar AI-assisted development tools.

-Strong troubleshooting, debugging, and analytical capabilities.

-Ability to independently deliver complex technical solutions with minimal oversight.

Preferred Qualifications

-Experience with AWS, Azure, or GCP.

-Knowledge of Docker, Kubernetes, and cloud-native architectures.

-Exposure to Databricks, Spark, Delta Lake, or similar technologies.

-Experience integrating AI/ML services, APIs, or models into enterprise platforms.

-Experience mentoring engineers and leading technical initiatives.

-Background in payments, fraud, analytics, or data-driven business solutions.

Success Measures

A successful Senior Software Engineer will:

-Independently deliver complex features and technical initiatives.

-Demonstrate ownership of key systems, services, or technical domains.

-Mentor team members and elevate engineering quality.

-Contribute to AI-powered product innovation and platform growth.

-Improve scalability, reliability, performance, and operational excellence.

-Influence engineering standards and technical direction across the team.

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; ...

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More about this job

Skills

Oracle Java
Software development
Spring Boot
React
Python
Architectural design
Machine learning
Troubleshooting
Root cause analysis
Process improvement
Collaboration
Leadership
Estimating
Computer science
Computer technology
API development
Microservices
Oracle
SQL
CI/CD
GitHub
Debugging
AWS
Microsoft Azure
Google Cloud
Docker
Kubernetes
Databricks
Apache Spark
ML
Coaching
Cybersecurity
Confidentiality

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