Senior Java Backend & Data Architect

Citibank (Switzerland) AG; Tampa (FL); Hybrid; Confidential; Full time

Job summary

Citi is seeking a Senior Java Developer to architect and build high-performance backend systems in Tampa, focusing on Java and data-driven solutions. You will lead data design, optimize SQL queries, and drive architectural decisions to meet business needs.

The role emphasizes independence, technical excellence, and collaboration with the tech team to deliver scalable applications and strong data capabilities.

Qualifications

• 5-8 years of professional experience with expert-level proficiency in Java backend development.
• Deep data analysis skills and advanced SQL proficiency.
• Experience in systems analysis and programming of data-intensive software applications.

Responsibilities

• Architect and build backend applications using Java.
• Master data and SQL to design data structures and optimize queries.
• Analyze complex issues and evaluate processes to deliver industry-leading solutions.
• Establish and enforce quality standards and procedures for applications.
• Mentor and coach other developers to foster technical excellence and continuous improvement.

Skills

Java backend

Data & SQL mastery

Systems analysis

Mentoring

Education

Bachelor’s degree or equivalent

Tools

Kafka

MongoDB

Couchbase

Job description

Citi is seeking a Senior Java Developer to architect and build high-performance backend systems in Tampa, focusing on Java and data-driven solutions. You will lead data design, optimize SQL queries, and drive architectural decisions to meet business needs.

The role emphasizes independence, technical excellence, and collaboration with the tech team to deliver scalable applications and strong data capabilities.