ACI Worldwide is looking for a Senior Software Engineer to join our team in Nebraska. The successful candidate will work on designing, developing, and maintaining software solutions that power global payment systems. This position involves collaborating with cross-functional teams to deliver innovative technology that meets the needs of our clients worldwide. Key Responsibilities include analyzing requirements, writing clean and efficient code, performing code reviews, and ensuring software quality through testing and debugging. The engineer will also contribute to system architecture decisions and participate in continuous improvement initiatives. Additional duties involve mentoring junior developers and staying up to date with industry trends. Required Qualifications include a bachelor's degree in computer science or a related field, along with several years of professional software development experience. Candidates should demonstrate expertise in programming languages such as Java, C++, or Python, and have experience with software development methodologies. Skills required for this role include strong problem-solving abilities, excellent communication skills, and proficiency in version control systems. Experience with cloud platforms, database management, and agile development practices is highly valued. The ideal candidate will have a solid understanding of secure coding practices and system performance optimization. ACI Worldwide is a global leader in real-time electronic payment and banking solutions. The company provides technology that powers transactions for banks, merchants, and financial institutions across more than 80 countries. Our mission is to enable secure, seamless, and instant payments around the world. Benefits include competitive compensation packages, comprehensive health insurance, retirement savings plans, and flexible work arrangements. Employees also receive opportunities for professional development and access to wellness programs designed to support work-life balance. Growth Opportunities are abundant at ACI Worldwide. Engineers can advance into senior technical roles, management positions, or specialized areas such as architecture and product development. The company supports ongoing learning through training programs, certifications, and internal mobility initiatives.