About this 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 management.
As 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 Enterprise Operations & Technology teams are charged with a mission that rivals any large tech company. Our technology solutions are the foundations of everything we do from keeping the bank safe, managing global resources, and providing the technical tools our workers need to be successful to designing our digital architecture and ensuring our platforms provide a first-class customer experience. We reimagine client and partner experiences to deliver excellence through secure, reliable, and efficient services.
Our commitment to diversity includes a workforce that represents the clients we serve 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.
Position Overview
The Lead Full Stack Developer will join Client Technology — a business-focused engineering division within Services Markets Banking (SMB)— where you will design and deliver enterprise-scale applications that directly shape how Citi's global clients experience its products and platforms. In this senior individual contributor role, you will own the technical delivery of complex, high-impact systems that sit at the heart of the firm's daily operations. This is an opportunity to apply deep full stack engineering expertise at global scale, contributing to a team that is redefining financial technology through innovation.
Responsibilities
- Design and develop enterprise-grade full stack applications using C#, .NET 6+, and Angular 13+, ensuring solutions are scalable, stable, and aligned to service level expectations.
- Architect end-to-end solutions for complex business problems, applying established design patterns and engineering best practices to deliver robust, production-ready systems.
- Lead application releases across the full delivery lifecycle — from development and testing through to production deployment and post-release validation.
- Build and maintain integrations between distributed systems using REST APIs, messaging queues, and SSL-secured services, ensuring reliable and secure data flow across platforms.
- Manage and support live application environments, proactively resolving issues to maintain stability, performance, and effectiveness for end users including traders and business teams.
- Act as a technical liaison between business users, internal engineering teams, and external vendors, translating complex technical requirements into clear, actionable solutions.
- Mentor and coach junior and mid-level engineers, sharing technical knowledge, promoting engineering standards, and supporting team capability growth.
- Contribute to risk and compliance considerations within engineering decisions, ensuring applications adhere to relevant regulatory policies and firm standards.
Required Qualifications & Skills
- 6 or more years of experience with a strong command of the full software development lifecycle.
- 10 or more years of experience building and managing enterprise applications.
- Hands-on expertise in C#, .NET, .NET 6+, Angular 13+, REST APIs, Web Services, jQuery, JSON, HTML, and CSS, with demonstrable delivery in production environments.
- Minimum 3 years of solution architecture experience, designing enterprise-wide systems using scalable design patterns and cloud-native technologies.
- Deep expertise in cloud architecture including ECS, Kubernetes, CI/CD pipelines, and DevOps practices, with the ability to design and operate resilient deployment environments.
- Expertise in integrating event-driven messaging platforms such as Apache Kafka and implementing messaging queue solutions over SSL-secured connections.
- Advanced proficiency with NoSQL databases, specifically MongoDB, including schema design, integration, and performance considerations at enterprise scale.
- Excellent written and verbal communication skills, with the ability to translate complex technical concepts into clear and accessible language for a range of audiences.
- Bachelor’s/University degree or equivalent experience
Beneficial Skills & Qualifications
- Working knowledge of Python, with an interest in applying it within AI/ML contexts to extend platform capabilities.
- Experience installing, configuring, or supporting business-critical applications in regulated or financial services environments.
- Demonstrated ability to adapt quickly to shifting priorities in fast-paced, high-stakes engineering environments.
- A track record of driving knowledge sharing and cross-team collaboration to improve collective engineering standards and delivery outcomes.
What We Offer
At Citi, you will work within a global engineering team that operates at the intersection of financial services and technical innovation. Client Technology offers senior engineers the opportunity to shape platforms used by clients around the world, with access to the resources, scale, and complexity that only a firm of Citi's reach can provide.
- A hybrid working model that balances 3 days in the office with 2 days working remotely, providing flexibility while maintaining close team collaboration.
- Meaningful technical ownership over enterprise systems with real impact on the firm's global client-facing operations.
- Access to continuous learning and professional development resources that support growth in cloud engineering, architecture, and emerging technologies.
- The opportunity to work on complex, large-scale engineering challenges in a performance-driven environment that values technical depth and delivery excellence.
- Wellbeing and financial benefits tailored to support long-term personal and professional sustainability.
- Collaboration with experienced engineers and cross-functional teams across global markets, expanding both technical and domain expertise.
Apply now to bring your full stack engineering expertise to a role where your technical decisions shape products used by clients across the globe.
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## Job Family Group:
Technology
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## Job Family:
Applications Development
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## Time Type:
Full time
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## Primary Location Full Time Salary Range:
$120,800.00 - $170,800.00
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## Most Relevant Skills
Please see the requirements listed above.
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## Other Relevant Skills
Angular, C#.NET.
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Automated Processing and AI
We use automated processing, including artificial intelligence, for our legitimate business interests (or our reasonable and appropriate business purposes) to identify and align the candidate's skills and abilities with a specific job opening. Additionally, if you so choose, or consent, we can match your skills and abilities to other suitable roles at Citi.
Importantly, all our hiring processes and decisions, including determining your suitability for a role, are conducted, checked, and decided by individuals. Our automated processing and AI do not involve relying on automatic or autonomous decision-making. Please refer to any Jurisdictional Considerations, with specific provisions for your country (where relevant) for further details.
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This job opening is for an existing job vacancy.
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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.