We are looking for a senior, hands‑on Software Development Engineer in Test (SDET) with strong Java expertise to design, build, and maintain highly automated, scalable test solutions for enterprise applications. The ideal candidate is an experienced engineer who approaches quality as a shared responsibility, enjoys solving complex technical challenges, mentors others, and thrives in fast‑changing, ambiguous environments.
In this role, you will lead testing strategy and automation efforts, collaborate closely with product and engineering teams, and help embed quality engineering best practices across a globally distributed organization.
Responsibilities:
Design, develop, and maintain robust automated testing frameworks for Java‑based enterprise applications.
Write and maintain automated unit, integration, API, contract, and system‑level tests.
Ensure high test coverage, test reliability, and meaningful validation of functional and non‑functional requirements.
Review and provide feedback on test code and production code with a strong focus on testability and correctness.
Partners with architects and developers to ensure systems are designed for testability, scalability, and resilience.
Contribute to architecture and design discussions, identifying testing risks and defining validation strategies early.
Analyze complex failures, flakiness, and production defects to determine root causes and long‑term prevention.
Drive adoption of quality gates, metrics, and best practices across CI/CD pipelines.
Work closely with product owners, business analysts, and engineers to translate requirements into clear, testable acceptance criteria.
Champion automation‑first and shift‑left testing practices across teams.
Continuously improve testing tools, frameworks, and processes to enhance engineering productivity and delivery confidence.
Mentor junior and mid‑level engineers on automation design, test strategy, and quality engineering principles.
Required Qualifications:
6+ years of experience in software engineering and test automation, with strong focus on coding.
Expert‑level proficiency in Java, OOP/OOD, and GoF design patterns.
Experience with at least one of the Messaging Systems: Kafka, Tibco. IBM MQ, etc.
Strong experience with RESTful APIs and microservices architectures.
Solid experience with JSON and XML validation and schema‑based testing.
Strong understanding of multithreading, collections, exception handling, file I/O, and JDBC, including how to test them effectively.
Proficiency in SQL and relational databases, including data‑driven and integration testing.
Experience validating containerized applications using Docker and Kubernetes in production‑like environments.
Strong experience integrating automated tests into CI/CD pipelines and modern build tools.
Preferred Qualifications:
Experience testing or developing against the Loan IQ platform or Loan IQ SDK.
Excellent analytical, communication, and collaboration skills.
Education:
Bachelor’s degree/University degree or equivalent experience
Master’s degree preferred
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Job Family Group:
Technology------------------------------------------------------
Job Family:
Applications Development------------------------------------------------------
Time Type:
Full time------------------------------------------------------
Primary Location:
Jacksonville Florida United States------------------------------------------------------
Primary Location Full Time Salary Range:
$113,840.00 - $170,760.00
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.
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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:
Apr 27, 2026------------------------------------------------------
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.
Skills Required
- 6+ years of experience in software engineering and test automation
- Expert-level proficiency in Java, OOP/OOD, and GoF design patterns
- Experience with Messaging Systems: Kafka, Tibco, IBM MQ
- Strong experience with RESTful APIs and microservices architectures
- Proficiency in SQL and relational databases
Citi Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Citi and has not been reviewed or approved by Citi.
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Healthcare Strength — Benefits coverage is positioned as comprehensive, including health, dental, and vision insurance plus on-site clinics, prescription drug support, and disability coverage. Family-building support such as fertility assistance is described as a notable differentiator within the overall package.
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Retirement Support — Retirement benefits are framed as strong, highlighted by a 401(k) with matching and additional plan options like a Roth 401(k). Financial support is reinforced through discounts and broader financial guidance resources tied to the benefits ecosystem.
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Wellbeing & Lifestyle Benefits — Wellbeing support extends beyond insurance through programs like an Employee Assistance Program, counseling/legal resources, and gym or wellness reimbursement. These offerings increase the perceived total rewards value even when cash compensation sentiment varies by role.
Citi Insights
What We Do
Citi's mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and economic progress. Our core activities are safeguarding assets, lending money, making payments and accessing the capital markets on behalf of our clients. We have 200 years of experience helping our clients meet the world's toughest challenges and embrace its greatest opportunities. We are Citi, the global bank – an institution connecting millions of people across hundreds of countries and cities.
