<h2>The <span>Senor Lead Full Stack Java Developer</span> is a senior management level position responsible for accomplishing results through the management of a team or department in an effort to establish and implement new or revised application systems and programs in coordination with the Technology Team. The overall objective of this role is to drive applications systems analysis and programming activities.</h2><h2>We are looking for a highly skilled and hands-on Software Engineer to drive modern engineering practices and technology transformation within our teams. You will play a critical role in designing, developing, and maintaining scalable, high-quality software solutions while ensuring best-in-class engineering standards, including trunk-based development, test automation, security, and modern ways of working. This role requires deep expertise in system design, hands-on coding, and strong problem-solving skills to create resilient, high-performing, and secure applications. Key Responsibilities</h2><h2>Software Development &amp; System Design</h2><h2>· Design, develop, and maintain robust, scalable, and high-performance applications.</h2><h2>· Implement trunk-based development practices to enable continuous integration and rapid delivery.</h2><h2>· Develop clean, maintainable, and testable code following SOLID principles and software design best practices.</h2><h2>· Ensure high levels of unit test coverage, test-driven development (TDD), and behavior-driven development (BDD).</h2><h2>· Actively contribute to hands-on coding, code reviews, and refactoring to maintain high engineering standards.</h2><h2></h2><h2><b>Engineering Excellence &amp; Best Practices</b></h2><h2>· Drive the adoption of modern engineering ways of working, including Agile, DevOps, and CI/CD.</h2><h2>· Advocate for automated testing, infrastructure as code, and continuous monitoring to enhance software reliability.</h2><h2>· Apply Behavior-Driven Development (BDD), Test-Driven Development (TDD), and unit testing to ensure code quality and functionality.</h2><h2>· Conduct thorough code reviews, ensuring adherence to best practices in readability, performance, and security.</h2><h2>· Implement and enforce secure coding practices, performing vulnerability assessments and ensuring compliance with security standards.</h2><h2>· Collaborate effectively in agile environments, embracing DevOps principles and fostering a culture of continuous delivery and improvement.</h2><h2></h2><h2><b>Technical Leadership &amp; Collaboration</b></h2><h2>· Partner with architects, product owners, and cross-functional teams to design scalable and distributed systems.</h2><h2>· Mentor junior engineers and foster a culture of engineering excellence and continuous learning.</h2><h2>· Collaborate closely with DevOps teams to optimize deployments, observability, and production resilience.</h2><h2>· Lead technical discussions, contribute to design documentation, and provide guidance on modern software architectures.</h2><h2></h2><h2><b>Skills and Qualifications</b></h2><h2><b>Must-Have Skills:</b></h2><h2>10+ years of total experience in financial services software development Programming - Java System Architecture for real-time high throughput performance optimization</h2><ul><li><h2>Microservices Architecture</h2></li><li><h2>Event Driven &amp; Messaging Systems – Kafka</h2></li><li><h2>Low-Latency &amp; High-Performance Computing</h2></li><li><h2>High Availability &amp; Fault Tolerance</h2></li><li><h2>Data base - SQL (Oracle) and NoSQL (MongoDb)</h2></li></ul><h2></h2><h2>· Strong hands-on experience in coding (Java, Python, or any modern programming language).</h2><h2>· Deep expertise in system design and microservices architecture.</h2><h2>· Experience with trunk-based development, feature flags, and progressive delivery strategies.</h2><h2>· Proficiency in TDD, BDD, and automation-first mindset to ensure high test coverage and reliability.</h2><h2>· Strong understanding of CI/CD pipelines, and DevOps practices.</h2><h2>· Experience conducting code reviews, vulnerability assessments, and secure coding.</h2><h2>· Familiarity with modern cloud-native technologies (AWS, Kubernetes, Docker).</h2><h2>· Excellent problem-solving skills and ability to work in fast-paced, agile environments.</h2><h2>· Strong communication and collaboration skills.</h2><h2></h2><h2><b><i>Preferred to have:</i></b></h2><h2>Advanced Data and AI Integration- AI &amp; ML Cloud &amp; DevOps – Citi Engineering Excellence Standards</h2><h2><b><u>Education:</u></b></h2><ul><li><h2>Bachelor’s degree/University degree or equivalent experience</h2></li><li><h2>Master’s degree preferred</h2></li></ul><h2></h2><p><span><span><span><span><span><span><span><span><span><span><span><span>------------------------------------------------------</span></span></span></span></span></span></span></span></span></span></span></span></p><p><b><span>Job Family Group: </span></b></p>Technology<p><span><span><span><span><span><span><span><span><span><span><span><span>------------------------------------------------------</span></span></span></span></span></span></span></span></span></span></span></span></p><p><b>Job Family:</b></p>Applications Development<p><span><span><span><span><span><span><span><span>------------------------------------------------------</span></span></span></span></span></span></span></span></p><p><b><span>Time Type:</span></b></p>Full time<p><span><span>------------------------------------------------------</span></span></p><p><b><span>Most Relevant Skills </span></b></p>Please see the requirements listed above.<p>------------------------------------------------------</p><p><b><span>Other Relevant Skills </span></b></p>For complementary skills, please see above and/or contact the recruiter.<p>------------------------------------------------------</p><p><i><span>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.</span></i></p><p><i><span> </span></i></p><p><i><span>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 </span></i><i><a href="https://www.citigroup.com/citi/accessibility/application-accessibility.htm" target="_blank">Accessibility at Citi</a><span>.</span></i><br /><br /><i><span>View Citi’s </span><a href="https://www.citigroup.com/global/eeo-aa-policy" target="_blank">EEO Policy Statement</a><span> and the </span><a href="https://www.eeoc.gov/sites/default/files/2023-06/22-088_EEOC_KnowYourRights6.12ScreenRdr.pdf" target="_blank">Know Your Rights</a><span> poster.</span></i></p>