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About the role As a Senior Java Microservices Engineer, you will make an impact by designing, developing, and optimizing enterprise-scale payment applications that support high-volume, business-critical transaction processing. You will be a valued member of the engineering team and work collaboratively with architects, DevOps engineers, infrastructure teams, security teams, and business stakeholders to deliver secure, scalable, and high-performing solutions. Cognizant will only consider applicants for this position who are legally authorized to work in the United States without requiring Visa transfer or sponsorship now or at any time in the future. In this role, you will: Design, develop, and support enterprise applications using Java 21, Spring Boot, Microservices, JMS, Kafka, and PCF. Drive the end-to-end implementation of microservices architectures, defining service boundaries, integration patterns, and deployment strategies. Deliver technical solutions for complex design challenges, troubleshoot production issues, and ensure application stability and resilience. Optimize JVM-based applications and payment services to achieve low latency, high throughput, and reliable transaction processing. Collaborate with DevOps and infrastructure teams to enhance CI/CD pipelines, improve observability, and streamline cloud deployments within PCF environments. Participate actively in Agile Scrum ceremonies, including sprint planning, daily stand-ups, reviews, and retrospectives. Perform unit testing, support deployments, remediate security vulnerabilities, and communicate project status to key stakeholders. Promote engineering excellence through automation, reusable frameworks, and continuous improvement initiatives. Work model We believe hybrid work is the way forward as we strive to provide flexibility wherever possible. Based on this role's business requirements, this is a hybrid position requiring 3 days per week in a client or Cognizant office in Chicago, Illinois. Regardless of your working arrangement, we are here to support a healthy work-life balance through our various wellbeing programs. The working arrangements for this role are accurate as of the date of posting. This may change based on the project you're engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations. What you need to have to be considered 10+ years of strong experience building enterprise applications using Java 21 and Spring Boot. Hands-on experience designing and implementing Microservices-based architectures. Experience with JMS, messaging frameworks, and asynchronous communication patterns. Strong knowledge of Apache Kafka and event-driven application development. Experience deploying and supporting applications on Pivotal Cloud Foundry (PCF). Proven experience with application performance tuning, JVM optimization, and production support. Strong understanding of secure coding practices, vulnerability remediation, and security scan compliance. Experience supporting high-volume payment, transaction-processing, or messaging-based platforms. These will help you stand out Experience with DevOps practices, CI/CD pipelines, and deployment automation. Knowledge of monitoring, logging, and observability tools. Experience working within financial services, banking, or payments domains. Familiarity with cloud-native application development and containerization technologies. Strong stakeholder management, communication, and cross-functional collaboration skills. Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field, or equivalent professional experience. Note: Certain roles may require candidates to attend in-person interviews at Cognizant offices or client locations, depending on project requirements. Applications will be accepted till September 28th, 2026 Salary and Other Compensation: The annual salary for this position is between $81,337 to $163,000 depending on experience and other qualifications of the successful candidate. This position is also eligible for Cognizant's discretionary annual incentive program, based on performance and subject to the terms of Cognizant's applicable plans. Benefits: Cognizant offers the following benefits for this position, subject to applicable eligibility requirements: • Medical/Dental/Vision/Life Insurance • Paid holidays plus Paid Time Off • 401(k) plan and contributions • Long-term/Short-term Disability • Paid Parental Leave • Employee Stock Purchase Plan Disclaimer: The salary, other compensation, and benefits information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law. Additional employment information Compensation information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law. Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government issued ID during each interview. Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, state or local laws. Applicants for US based positions must be currently authorized to work for any employer in the United States. The company is unable to provide employment-based immigration sponsorship for US based positions. If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email [email protected] for roles based in the Americas or [email protected] for roles based in India. About Cognizant: Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization's unique context into technology systems that amplify human potential, drive tangible outcomes and keep global enterprises ahead in a fast-changing world. See how at cognizant.ai or @cognizant.