Senior Full-Stack Engineer - ATM Infrastructure

Senior Full-Stack Engineer - ATM Infrastructure (ATM Technology team) Responsibilities Design, develop, and implement robust, scalable ATM applications, contributing across the full software development lifecycle from conceptualization through deployment and maintenance. Build responsive and intuitive user interfaces using Angular, and develop back‑end services and APIs using Java. Manage and review ATM Channel Firewall Rules and govern all network connectivity ensuring security and operational continuity. Oversee all lab functions and activity within designated facilities, including lab asset management, process governance, and continuous oversight of global lab environments across NAM and India. Lead efforts to expand the ATM fleet footprint, including the integration and testing of new hardware vendors. Collaborate closely with multiple development teams to ensure seamless integration and alignment with overall architectural goals and enterprise standards. Provide technical leadership and mentorship, fostering a culture of engineering best practices, innovation, and continuous improvement. Contribute to the evaluation, planning, and execution of testing and development activities within lab environments supporting the ATM channel. Qualifications 6+ years' software or network engineering experience with demonstrable expertise in ATM application development or comparable enterprise financial technology platforms. Working knowledge of Java programming. Proven experience managing network firewall rules, connectivity configurations, or infrastructure‑level security controls within enterprise or financial services environments. Hands‑on experience with lab environment management, including asset tracking, process governance, and coordination across geographically distributed facilities. Demonstrated ability to work on complex, high‑availability enterprise applications with a focus on reliability, scalability, and security. Experience with ATM hardware ecosystems or financial services channel technology, including knowledge of vendor integration (e.g., hardware manufacturers and ATM fleet systems). Demonstrated leadership capabilities, including the ability to mentor engineers, drive technical initiatives, and influence cross‑functional development teams. Excellent communication and interpersonal skills, with the ability to articulate complex technical concepts to diverse stakeholders across organizational levels. Education Bachelor's degree in a related field or equivalent relevant experience. Primary Location: Florence, Kentucky, United States Full‑time salary range: $117,440.00 - $176,160.00 Benefits In addition to salary, Citi’s offerings may also include, for eligible employees, discretionary and formulaic incentive and retention awards. Citi offers competitive employee benefits, including: Medical, dental, and vision coverage 401(k) Life, accident, and disability insurance Wellness programs Paid time off packages, including planned time off (vacation), unplanned time off (sick leave), and paid holidays Equal Opportunity Employment Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law. If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi, view Citi’s EEO Policy Statement and the Know Your Rights poster. #J-18808-Ljbffr Citigroup Inc.