Powering the world's payments ecosystem
ACI powers the payments ecosystem - globally, and you power ACI. You'll innovate, collaborate, and grow - in an energetic technology culture with decades of proven success. ACIers - in all roles and levels - are truly your colleagues and many are your friends. Our size and reach allow you to see the global impact of your work. You are visible, your talents are valued, and you are empowered to shape the future of payments.
As a Principal Software Engineer in Norcross, GA or Omaha, NE, you will join a diverse, passionate team, dedicated to powering the world's payments ecosystem!
The Principal Software Engineer defines technical vision and architecture for major initiatives across multiple teams. This senior technical leadership position drives engineering excellence, sets standards, influences product roadmap with technical insights, and serves as a technical authority for complex challenges across the organization.
ESSENTIAL FUNCTIONS AND RESPONSIBILITIES
Technical Vision & Strategy
- Define technical vision and architecture for major cross-team initiatives
- Lead design reviews and set engineering standards across multiple teams
- Influence product roadmap with technical insights and innovation opportunities
- Evaluate and adopt new technologies including AI / ML to improve engineering productivity
Technical Leadership & Problem Solving
Identify and resolve complex technical challenges that span multiple systemsDrive technical excellence and best practices across engineering organizationServe as technical escalation point for critical issues and architectural decisionsLead architecture reviews and provide guidance on system designCross-Organizational Impact
Represent engineering in cross-organizational initiatives and strategic planningMentor senior engineers and technical leads across teamsDrive adoption of engineering best practices and architectural patternsBuild strategic technical relationships with partners and stakeholdersQUALIFICATIONS
Education
Bachelor's degree in Computer Science or related field; Master's preferredEquivalent experience (10+ years) may substitute for degreeExperience
8-12 years of software engineering with demonstrated technical leadershipProven track record of delivering complex, large-scale software systemsExperience leading technical initiatives across multiple teamsStrong influence on technical direction and engineering culturePayments, financial services, or regulated industry experience preferredProgramming Languages : Java, J2EE, and PythonFrameworks & Architecture : Microservices, Spring BootAPI Development : REST APIFrontend Technologies : AngularTesting & Tools : PostmanDatabases : Oracle & PostgreSQLCI / CD Tools : Jenkins, and Azure PipelinesContainerization & Orchestration : Docker and KubernetesMonitoring & Observability : Prometheus and GrafanaMessaging & Streaming : RabbitMQCloud Platforms : AWS (EC2, SR, and Lambda)Work Management Tools : Azure DevOps, and ConfluenceAI Tools : Claude and Microsoft CopilotTechnical Skills
Expert software architect with large-scale system design experienceDeep expertise across multiple technical domains and technology stacksAdvanced knowledge of distributed systems, microservices, and cloud architecturesExperience with performance optimization at scale and system reliabilityStrong understanding of security architecture and compliance requirementsProficiency in evaluating and adopting emerging technologies including AI / MLExpert proficiency in multiple programming languages and frameworks - Java, J2EE, PythonRest APIAngularDatabases : Oracle and PostgreSQLCI / CD Tools : Jenkins, Azure PipelinesDocker and KubernetesPrometheus and GrafanaRabbitMQAWS (EC2, S3 and LambdaAzure DevOps, ConfluenceAI Tools : Claude and MS CopilotDeep understanding of software architecture patterns and design principlesExperience with distributed systems, microservices, Spring Boot, and event-driven architectureStrong system design and scalability expertiseKnowledge of application runtime environments and underlying infrastructure platformsPerformance optimization and debugging experience at scaleTalented use of AI tools and integration of AI / ML capabilities into applicationsProfessional Skills
Exceptional written and verbal communication skillsStrong cross-team influence and stakeholder managementStrategic thinking with ability to connect technical decisions to business outcomesLeadership through influence without direct authorityPREFERRED QUALIFICATIONS
Conference speaking, technical publications, or recognized thought leadershipAdvanced certifications in relevant technologiesExperience with enterprise-scale systems (millions of users, petabytes of data)Track record of technical innovation and patentsWORK ENVIRONMENT
Hybrid work model (2-3 days in-office); multiple office locations available10-15% travel for conferences, strategic meetings, and cross-site collaborationOn-call escalation participation; flexible hours for global collaborationACI Worldwide is an Equal Opportunity Employer. All qualified applicants receive consideration without regard to race, color, religion, gender, gender identity, sexual orientation, national origin, genetics, disability, age, or veteran status.
Applicants must be currently authorized to work in the United States on a full-time basis. This position does not offer sponsorship for employment visa status or work permit now or in the future.
I n return for your expertise, we offer opportunities for growth, career development, and a competitive compensation and benefits package-all within an innovative and collaborative work environment.
Are you ready to help us transform the payments ecosystem? To learn more about ACI Worldwide, visit our web site at www.aciworldwide.com Job ID (Requisition #1864)
ACI Worldwide is an AA / EEO employer in the United States, which in6cludes providing equal opportunity for protected veterans and individuals with disabilities, and an EEO employer globally.
Important Notice About Recruitment Scams
Job seekers should be aware of ongoing recruitment scams where individuals or organizations impersonate legitimate companies to offer fake job opportunities. These scams often involve requests for personal information, payments, or interviews through unofficial channels. Please be cautious and verify any communications claiming to be from our company ( www.aciworldwide.com / @aciworldwide.com). The ACI Worldwide recruitment team will always follow official channels and will never request payment.
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#HybridACI Worldwide is a global leader in mission-critical, real-time payments software . Our proven, secure and scalable software solutions enable leading corporations, fintechs and financial disruptors to process and manage digital payments , power omni-commerce payments , present and process bill payments , and manage fraud and risk . We combine our global footprint with a local presence to drive the real-time digital transformation of payments and commerce.