.NET Full Stack Developer - Microservices

About Citi:

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.

We are seeking a skilled Full Stack .NET Developer to join a high-impact enterprise technology team focused on building and automating mission-critical financial applications. In this role, you will design and develop responsive web interfaces, architect scalable database solutions, and build automation workflows that integrate across APIs, databases, and application UIs. Operating at the intersection of software engineering and financial services technology, this position demands both technical depth and cross-functional collaboration, requiring you to partner closely with business, architecture, and analyst teams to translate complex requirements into deliverable solutions. This role reflects market-competitive expectations for full-stack engineers at leading financial institutions and offers the opportunity to contribute directly to system integrations and enterprise-grade application delivery.

Responsibilities

• Design, develop, and maintain responsive, user-friendly web interfaces using .NET Core MVC, ASP.NET, Angular, JavaScript, Bootstrap, and CSS, ensuring performance and usability standards are met.
• Architect and develop scalable database schemas, stored procedures, and functions across relational and NoSQL database platforms to support application requirements.
• Create and maintain automated workflows that interact with multiple APIs, databases, and application UIs to drive system integration and process efficiency.
• Collaborate with business stakeholders, architects, and analysts to translate requirements into user stories and provide technical sizing estimates to support prioritization and delivery planning.
• Design, build, and maintain RESTful microservices and backend services using .NET Core, adhering to microservices architecture principles and design patterns.
• Manage code promotion activities and SDLC compliance artifacts, ensuring all required documentation and governance checkpoints are met throughout the software delivery lifecycle.
• Maintain code repository hygiene and ensure developer metrics are consistently achieved across branches, commits, and version control practices.
• Participate in UAT testing cycles and resolve defects in a timely manner to protect release schedules and ensure quality delivery.
• Support CI/CD pipeline operations and DevOps tooling (Harness, Tekton, GitHub) to facilitate reliable, automated deployment and continuous integration practices.
• Contribute to Agile ceremonies including sprint grooming, backlog refinement, and delivery planning, taking ownership of assigned tasks through to completion.

Qualifications

• 4-5+ years' experience in full-stack development with expertise in .NET Core MVC, C#, ASP.NET, Angular, JavaScript, Bootstrap, and CSS for front-end; and .NET Core microservices for back-end.
• Strong hands-on experience with database design and development across MS SQL, Oracle, and NoSQL platforms (e.g., Couchbase), including schema design, stored procedures, and query optimization.
• Solid understanding of microservices architecture and design patterns, with the ability to design, build, and maintain distributed, loosely coupled services.
• Proficiency in RESTful API design, development, and integration, including experience consuming and exposing APIs across complex enterprise systems.
• Familiarity with DevOps tools and CI/CD pipelines, including Harness, Tekton, and GitHub, with practical experience in deployment automation and version control workflows.
• Proven ability to translate business and functional requirements into technical user stories, provide effort estimates, and deliver code that meets project and compliance standards.
• Experience managing SDLC artifacts and code promotion processes in compliance-driven enterprise environments.
• Exposure to containerization and orchestration technologies such as Docker and OpenShift is preferred.
• Experience with test automation frameworks (e.g., Selenium) and a working knowledge of software quality assurance practices.
• Familiarity with AI fundamentals, including prompt engineering and interaction with AI/ML-integrated tooling, is a plus.

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

Primary Location:

Jacksonville Florida United States

Primary Location Full Time Salary Range:

$96,960.00 - $145,440.00

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 & 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:

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.*

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