Senior Java Developer – Backend & Data Specialist

Citigroup Inc.; Tampa (FL); On-site; USD 96,960 - 145,440; Full time

Job summary

Citigroup Inc. in Tampa, FL seeks a Senior Java Developer to architect, build, and optimize high-performance backend systems. Strong expertise in Java, data handling, and SQL is required to design scalable data-driven applications.

You will mentor peers, drive architectural decisions, and deliver robust solutions with a high degree of autonomy on challenging data projects.

Qualifications

• 5-8 years of professional experience with Java backend development.
• Data analysis and advanced SQL expertise.
• Experience in systems analysis and data-intensive software applications.
• Proactive, problem-solving mindset and ability to work under pressure.

Responsibilities

• Architect, design, develop, and deploy high-performance, secure backend applications using Java.
• Lead data design, optimize queries, and ensure data structures support performance goals.
• Analyze complex problems and evaluate processes to deliver industry-leading solutions.
• Establish and improve application standards to meet business needs and quality targets.
• Mentor other developers and promote technical excellence and continuous improvement.
• Operate with autonomy to deliver results and manage deadlines.

Skills

Java backend

Data analysis

SQL mastery

Systems analysis

Problem solving

Mentoring

Education

Bachelor's degree

Tools

Kafka

MongoDB

Couchbase

Job description

Are you a Java virtuoso who sees code as a craft? Do you thrive on transforming complex data into powerful, elegant backend solutions? We're looking for a Senior Java Developer to join our elite technology team. This isn't just about writing code; it's about architecting the systems that power our business, tackling complex data challenges, and pushing the boundaries of what's possible. You will be the go-to expert for building and refining the core of our applications, operating with a high degree of autonomy to deliver excellence.

Responsibilities

• Architect & Build: Design, develop, and deploy high-performance, secure, and scalable backend applications using Java.
• Master the Data: Become the subject matter expert for complex data analysis and SQL wizardry. You'll be responsible for designing data structures and optimizing queries for maximum efficiency and performance.
• Solve Complex Problems: Utilize your in-depth knowledge to analyze complex issues, evaluate business and system processes, and make evaluative judgments to create industry-leading solutions.
• Champion Quality: Establish and implement new or revised application systems that meet specific business needs, while ensuring essential procedures and operating standards are followed.
• Collaborate & Mentor: Serve as an advisor and coach to other developers, sharing your expertise and fostering a culture of technical excellence and continuous improvement.
• Own Your Work: Operate with a limited level of direct supervision, exercising your independence of judgment and autonomy to deliver results and manage deadlines.

Recommended Qualifications

• Core Expertise: 5-8 years of professional experience with a deep, expert-level proficiency in Java backend development.
• Data & SQL Mastery: Proven, in-depth expertise in data analysis and advanced SQL. You can wrangle any dataset and make it perform.
• Proven Track Record: Experience in the systems analysis and programming of sophisticated, data-intensive software applications.
• Technical Acumen: A proactive, problem-solving mindset with the ability to work under pressure and adapt to unexpected changes in requirements.

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.

Nice to Haves: Hands-on experience with modern data technologies like Kafka, MongoDB, or Couchbase is a significant plus.

Why Join Us

This is a role for a true technologist who wants to make a tangible impact. You will have the opportunity to work on challenging problems, take ownership of critical systems, and contribute to a team that values innovation and quality. If you are ready to apply your expertise and drive the future of our applications, we want to hear from you.

Benefits

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.

Equal Opportunity

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.