Overview of the Role Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Citi provides consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth managementVulnerability Assessments Automation DeveloperAs a bank with a brain and a soul, Citi creates economic value that is systemically responsible and, in our clients’, best interests. As a financial institution that touches every region of the world and every sector that shapes your daily life, our Technology &amp; Business Enablement teams are charged with a mission that rivals any large tech company. Our technology solutions are the foundations of everything we do. We keep the bank safe and provide the technical tools our workers need to be successful. We design our digital architecture and ensure our platforms provide a first-class customer experience.Trust is part of our DNA at Citi. As such, we take safeguarding our customer data very seriously. The Chief Information Security Office (CISO) is made up of deeply dedicated and talented colleagues who work together to ensure the safety of Citi’s and our clients’ assets and information. We manage information security as an end-to-end program – one with a clear mandate and accountability. Our mission is to continually execute and enhance a global security program that is fully anchored to modern control and security frameworks, fully aligned with the technology of the firm, threat-focused and data-driven, and deeply integrated across all Citi businesses globally.Our commitment to diversity includes a workforce that represents the clients we serve globally from all walks of life, backgrounds, and origins. We foster an environment where the best people want to work. We value and demand respect for others, promote individuals based on merit, and ensure opportunities for personal development are widely available to all. Ideal candidates are innovators with well-rounded backgrounds who bring their authentic selves to work and complement our culture of delivering results with pride. If you are a problem solver who seeks passion in your work, come join us. We’ll enable growth and progress together.#CISOAbout the Chief Information Security Office (CISO):The Chief Information Security Office (CISO) is home to deeply talented colleagues that work to ensure the safety of Citis clients, our revenue, our employees and our proprietary data. We manage information security as one end-to end program – one with a clear mandate and accountability. Our mission is a program that is fully anchored to modern control and architectural frameworks, is fully aligned with the enterprise architecture of the firm and is deeply integrated into the sectors and functions.About the Role:Vulnerability Assessments Automation DeveloperJob Description:The advanced pentesting and research team plays a key role within the Cyber Security Operations organization at Citi, providing security testing services to internal businesses, enabling delivery of secure solutions to Citi customers at a rapid pace. The Vulnerability Assessments Automation Developer provides automation services within the department to enhance various internal security tooling. The candidate will primarily be working on creating enterprise level solutions that help streamline end-to-end processes for vulnerability identification, reporting and remediation by automating repetitive tasks. The enhancements introduced by the engineer in this role will instantly benefit internal Citi businesses and security testing teams. This role requires the candidate to have strong development background. The candidate needs to be a problem solver, analytical thinker, team player, and an effective communicator who can bridge business, technology, and security requirements.The candidate needs to be an innovator, analytical thinker, team player, and an effective communicator to establish and implement new or revised application systems and programs in coordination with the technology team and business teams. The overall objective of this role is to contribute in terms of development &amp; maintenance of application tooling and automation systems using leading development frameworks and AI related technologies.Key Responsibilities:<ul><li>Understand and develop application story boards, requirements, and use cases into enterprise level applications. For this a strong development experience in various languages such as .NET &amp; Python is required. Additionally, any hands-on experience in Java is a plus.</li><li>Support / troubleshoot existing applications and add new features by developing robust and scalable modules.</li><li>Apply Object-Oriented Programming (OOP) and functional programming principles to produce modular and reusable code.</li><li>Utilize and implement design patterns to solve complex architectural challenges.</li><li>Ensure the system design adheres to the SOLID principles to maximize maintainability and extensibility.</li><li>Collaborate and work closely with cross-functional teams including product owners and other developers to understand requirements and deliver solutions.</li><li>Write clean, efficient, and well-documented code adhering to established coding standards and best practices. Participate in code reviews to ensure quality and maintainability and demonstrate the features to stake holders.</li><li>Perform in a fast-paced environment with minimal directions.</li><li>Create technical documents and user manuals for all deliverables.</li><li>Conduct functional and non-functional testing to ensure software quality.</li><li>Identify key areas of automation within Vulnerability Assessment services and integrate them into existing automated tools ensuring consistent results are obtained.</li><li>Stay updated with latest development technologies and industry trends and contribute to improving development processes and tools.</li></ul>Qualifications:<ul><li>Bachelor’s degree in computer science, Information Systems Management, or related field preferred.</li><li>Proven experience at least 3-5 years of experience in C#, .NET platform (MVC Framework, Web Forms, .Net Core, etc.) and Python development</li><li>Strong experience in developing Windows Forms applications.</li><li>Experience with XML processing (parsing, XSLT) and JSON serialization/deserialization.</li><li>Strong understanding of web services, including WCF, Web API, SOAP/REST.</li><li>Knowledge of concurrency and parallelism patterns in C#</li><li>Basic understanding of Common Language Runtime (CLR)</li><li>Familiarity with Microsoft Word plugin development like VSTO or COM Add-ins.</li><li>Database experience and understanding in topics like SQL Server, SQLite database, Entity Framework.</li><li>Knowledge of version control systems tools like Git, Gitkraken, Git Bash, GitHub, BitBucket, etc.</li><li>Experience with CI/CD tools and test automation like LightSpeed, etc.</li><li>Analytical thinking and problem-solving capabilities.</li><li>Excellent communication skills (written and verbal) and the ability to communicate with all levels of staff and management are also essential.</li></ul>Desirable:<ul><li>Good to have knowledge in Open Shift platforms, containerized applications.</li><li>Any additional experience in programming languages like Java, JavaScript, etc. is good to have.</li><li>Experience working with AI related technologies, such as Large Language Models (LLMs), Agentic AI Architecture, MCP server/clients, RAG integrations, and frameworks like LangChain, RAG, PyTorch, TensorFlow, Haystack, etc.</li><li>Preferable experience with Java frameworks such as Spring, Spring boot, Spring MVC, microservices, Struts, Angular, NodeJS, etc.</li></ul>------------------------------------------------------Job Family Group: Technology------------------------------------------------------Job Family:Information Security------------------------------------------------------Time Type:Full time------------------------------------------------------Primary Location:Irving Texas United States------------------------------------------------------Primary Location Full Time Salary Range:$96,400.00 - $144,600.00 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 &amp; vision coverage; 401(k); life, accident, and disability insurance; and wellness programs. Citi also offers paid time off packages, including planned time off (vacation), unplanned time off (sick leave), and paid holidays. For additional information regarding Citi employee benefits, please visit citibenefits.com. Available offerings may vary by jurisdiction, job level, and date of hire.------------------------------------------------------Most Relevant Skills Please see the requirements listed above.------------------------------------------------------Other Relevant Skills For complementary skills, please see above and/or contact the recruiter.------------------------------------------------------Anticipated Posting Close Date:Nov 04, 2025------------------------------------------------------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 <a href="https://www.citigroup.com/citi/accessibility/application-accessibility.htm" target="_blank">Accessibility at Citi</a>. View Citi’s <a href="https://www.citigroup.com/global/eeo-aa-policy" target="_blank">EEO Policy Statement</a> and the <a href="https://www.eeoc.gov/sites/default/files/2023-06/22-088_EEOC_KnowYourRights6.12ScreenRdr.pdf" target="_blank">Know Your Rights</a> poster.