Core Java Backend Developer

Job description

The Applications Development Senior Programmer Analyst is an intermediate level position responsible for participation in the establishment and implementation of new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to contribute to applications systems analysis and programming activities. Key Responsibilities Software Development & System Design Design, develop, and maintain robust, scalable, and high-performance applications. Implement trunk-based development practices to enable continuous integration and rapid delivery. Develop clean, maintainable, and testable code following SOLID principles and software design best practices. Ensure high levels of unit test coverage, test-driven development (TDD), and behavior-driven development (BDD). Actively contribute to hands-on coding, code reviews, and refactoring to maintain high engineering standards. Engineering Excellence & Best Practices Drive the adoption of modern engineering ways of working, including Agile, DevOps, and CI/CD. Advocate for automated testing, infrastructure as code, and continuous monitoring to enhance software reliability. Apply Behavior-Driven Development (BDD), Test-Driven Development (TDD), and unit testing to ensure code quality and functionality. Conduct thorough code reviews, ensuring adherence to best practices in readability, performance, and security. Implement and enforce secure coding practices, performing vulnerability assessments and ensuring compliance with security standards. Collaborate effectively in agile environments, embracing DevOps principles and fostering a culture of continuous delivery and improvement. Technical Leadership & Collaboration Partner with architects, product owners, and cross-functional teams to design scalable and distributed systems. Mentor junior engineers and foster a culture of engineering excellence and continuous learning. Collaborate closely with DevOps teams to optimize deployments, observability, and production resilience. Lead technical discussions, contribute to design documentation, and provide guidance on modern software architectures. ​ Skills and Qualifications Must-Have Skills: Minimum 8 - 12 years of experience. Strong hands-on experience in coding (Java, Python, or any modern programming language). Deep expertise in system design and microservices architecture. Experience with trunk-based development, feature flags, and progressive delivery strategies. Proficiency in TDD, BDD, and automation-first mindset to ensure high test coverage and reliability. Strong understanding of CI/CD pipelines, and DevOps practices. Experience conducting code reviews, vulnerability assessments, and secure coding. Familiarity with modern cloud-native technologies (AWS, Kubernetes, Docker). Excellent problem-solving skills and ability to work in fast-paced, agile environments. Strong communication and collaboration skills. Experience with event-driven architecture and distributed systems. Knowledge of performance tuning, observability, and production monitoring. Familiarity with Agile frameworks and modern ways of working in product development. Education: Bachelor’s degree/University degree or equivalent experience This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required. ------------------------------------------------------ Job Family Group: Technology ------------------------------------------------------ Job Family: Applications Development ------------------------------------------------------ Time Type: Full time ------------------------------------------------------ Most Relevant Skills Please see the requirements listed above. ------------------------------------------------------ Other Relevant Skills For complementary skills, please see above and/or contact the recruiter. ------------------------------------------------------ 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.