Explore 2 java full stack developer jobs from 1 hiring companies in Louisiana, MO, US. Filter by remote, salary, experience, and company, then open any listing to apply.

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Java Full Stack Developer

Hannibal

Bowling Green

Quincy

O'Fallon

Troy

Wentzville

Jacksonville

Lake Saint Louis

Pittsfield

Mexico

Jerseyville

Warrenton

Vandalia

Palmyra

Pleasant Hill

Elsberry

Wright City

Barry

Moscow Mills

Java Full Stack Developer Jobs

Mastercard

Hybrid

Onsite

Our PurposeMastercard powers economies and empowers people in 200&#43; 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<h3></h3>Software Engineer ||<h3></h3>Overview At Mastercard, our industry expertise is enhanced by our commitment to being a force for good in the world and to doing well by doing good. Mastercard relies on our global workforce to help us achieve our goal of building a sustainable, inclusive global economy. The Mastercard Way encourages us, connects us with the behaviors that represent the essence of not only what we do but who we are as an organization. Cultivating an environment for all employees that respects their strengths, views, and experiences drives a global and collaborative culture of inclusion and a sense of belonging. About the Role At Mastercard Corporate Solutions, we empower businesses to succeed through innovative, trusted payment solutions that deliver a seamless, digital-first experience around the world. We’re building a global business-to-business (B2B) technology platform to help businesses of all sizes streamline how they manage payments when buying or selling products and services. The Mastercard Corporate Solutions team is looking for a Software Engineer II to drive our customer experience strategy forward by consistently innovating and problem-solving. The ideal candidate is passionate about the customer experience journey, highly motivated, intellectually curious, and analytical. Mastercard software engineering teams leverage Agile development principles, advanced development and design practices, and bring an obsession with security, reliability, and performance to deliver solutions that delight our customers. We are looking for talented software engineers to develop advanced technologies and applications that are revolutionizing payments. Role - A hands-on full stack engineer that can code and build high quality secure front end and REST API/backend that is modular, functional, and testable. - Contribute to all parts of the software’s development including design, development, test, deployment, support, documentation, configuration - Participate in all the scrum ceremonies using Agile methodology. - Have strong ownership of your team’s software and are deep in the maintenance characteristics, runtime properties, dependencies, and build. - Communicate, collaborate, and work effectively in a team environment. All About You - Strong foundation in algorithms, data structures, and core computer science concepts. - Evidence of working with object-oriented development and design patterns. - Full stack developer with ability to write secure code in backend &amp; frontend programming languages (Java, JavaScript, Angular, SQL) and familiar with secure coding standards and vulnerability management - Good knowledge of Spring, Spring Data JPA, REST and other frameworks. - Understands and builds test code at unit level, service level, and integration level to ensure code and functional coverage (e.g. JUnit, Mockito, Jasmine etc) - Strong written and verbal communication skills. - Strong analytical and excellent problem-solving skills - Self Starter, Proactive and Passionate about continuous improvement and delivering results - Thrives in an environment that is fast-paced and customer-oriented - Working knowledge of an Agile environment. - Bachelor’s degree in computer science, Software Engineering, or a related field preferred (This role operates in a hybrid capacity to come onsite 3x week in our O'Fallon location)<h3></h3>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.<h3></h3>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:<ul><li>Abide by Mastercard’s security policies and practices;</li><li>Ensure the confidentiality and integrity of the information being accessed;</li><li>Report any suspected information security violation or breach, and</li><li>Complete all periodic mandatory security trainings in accordance with Mastercard’s guidelines.</li></ul><h3></h3>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 RangesO'Fallon, Missouri: $92,000 - $147,000 USD<h3></h3><h3></h3><h3></h3><h3></h3>

Software Engineer ||

Software Engineer

Hands-on full‑stack engineer; backend and frontend with Java, JavaScript, Angular, SQL; REST; Spring; secure coding and testing; Agile team contributor. Bachelor’s preferred.

Our PurposeMastercard powers economies and empowers people in 200&#43; 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<h3></h3>Senior Software Engineer<h3></h3>Who is Mastercard? We work to connect and power an inclusive, digital economy that benefits everyone, everywhere, by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships, and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. We cultivate a culture of inclusion for all employees that respect their individual strengths, views, and experiences. We believe that our differences enable us to be a better team – one that makes better decisions, drives innovation, and delivers better business results. About the Role: Responsible for the analysis, design, full-stack development, and delivery of software solutions. Define requirements for new applications and customization adhering to MasterCard standards, processes and best practices. Develop, customize, and test applications to integrate Mastercard’s specifications. Provide leadership, mentoring, and technical training to other team members. Role: - Plan, design, develop, and deliver technical solutions that meet business requirements in alignment with Mastercard standards, processes, and best practices. - Lead day-to-day development and maintenance activities to meet SLAs, ensuring high-quality, scalable, cost-effective solutions with rapid time to market. - Own the full System Development Life Cycle (SDLC), including requirements definition, design, development, testing strategy, performance benchmarking, release planning, deployment, and contingency/back-out plans, feasibility study, cost and time analysis and detailed estimates. - Provide production support, including incident management, root cause analysis, remediation, and participation in on-call support rotations. - Select and apply appropriate technical frameworks, tools, and delivery methodologies based on project and technology needs. - Maintain and evolve solution architectures and technology roadmaps. - Research, evaluate, and recommend emerging technologies, frameworks, and methodologies. - Participate in Proofs of Concept (PoCs) and collaborate with vendors to support product and technology selection. - Coordinate with offshore development teams to manage daily activities and delivery. - Ensure adherence to Quality Assurance and Quality Control standards; continuously identify opportunities to improve processes and efficiency. - Ensure adequate coverage across Unit Testing, System Testing/Integration Testing, and performance testing. - Conduct quality inspections and reviews throughout the SDLC (requirements, design, code, security) to ensure compliance with Mastercard standards. - Mentor, coach, and provide technical training to team members, including knowledge-sharing sessions on new technologies and practices. All About You: Strong hands-on experience with: - Backend Development: Java, Spring Boot - Frontend Development: Angular (preferred), Node.js or React required - CI/CD tools (e.g., Jenkins, GitLab, Bitbucket, Azure DevOps) - Oracle/SQL - Messaging technologies (e.g., Apache Kafka or equivalent) - Monitoring tools (e.g., Splunk, Dynatrace, CloudWatch or equivalent) - Strong understanding of cloud architecture and end-to-end automated testing frameworks. - Demonstrated experience building and supporting complex, enterprise-scale systems (financial services experience preferred). - Solid understanding of software engineering concepts, design patterns, and modern development methodologies. - Ability to take on new initiatives and work effectively in a matrixed, geographically distributed team environment. - Possesses strong communication skills – both verbal and written - Willingness and ability to learn and take on challenging opportunities - Bachelor's degree in Information Systems, Information Technology, Computer Science, Engineering, or equivalent practical experience preferred.<h3></h3>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.<h3></h3>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:<ul><li>Abide by Mastercard’s security policies and practices;</li><li>Ensure the confidentiality and integrity of the information being accessed;</li><li>Report any suspected information security violation or breach, and</li><li>Complete all periodic mandatory security trainings in accordance with Mastercard’s guidelines.</li></ul><h3></h3>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 RangesO'Fallon, Missouri: $115,000 - $184,000 USD<h3></h3><h3></h3><h3></h3><h3></h3>

Senior Software Engineer

Analyze, design, full-stack develop, and deliver software solutions; lead SDLC; mentor teammates; strong Java/Spring Boot, Angular/Node/React, CI/CD, Oracle SQL, Kafka; cloud and testing exposure.

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Java Full Stack Developer Jobs in Louisiana, MO, US

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