Principal Java Developer

Quantum Technologies. LLC; Tampa (FL); On-site; USD 140,000 - 190,000; Full time

Job summary

Quantum Technologies. LLC is seeking an experienced Java expert to design, develop, and maintain enterprise-grade applications for clients in the financial services sector. You will lead the IT Application Dev squad, drive architecture decisions, and ensure scalable, reliable solutions.

The role emphasizes mentoring, cross-functional collaboration with QA, DevOps, and Product Management, and staying current with Java technologies, REST, microservices, containers, and modern data stores.

Qualifications

• 8–10 years of related experience.
• Bachelor's degree (preferred) or equivalent experience.
• Strong expertise in Java SE/EE, Spring Framework (Boot, MVC, Security), Hibernate/JPA.
• Experience with RESTful APIs, microservices, and containerization.
• Proficiency with relational databases and NoSQL databases.
• Familiarity with CI/CD pipelines and tools like Jenkins, Git, Maven, and Gradle.
• Solid understanding of software design patterns, data structures, and algorithms.
• Excellent problem-solving, communication, and leadership skills.

Responsibilities

• Lead technical processes and designs for reliability, data integrity, and scalability.
• Design and develop scalable, high-performance Java-based applications.
• Lead architecture discussions aligning with business goals.
• Mentor junior developers and provide technical leadership across teams.
• Collaborate with QA, DevOps, and Product Management.
• Conduct code reviews and enforce best practices in software development.
• Optimize application performance and troubleshoot production issues.
• Stay current with emerging technologies and propose innovative solutions.

Skills

Java SE/EE

Spring Framework

Hibernate/JPA

RESTful APIs

Microservices

Docker

Kubernetes

Relational DBs

NoSQL DBs

CI/CD

Design patterns

Leadership

Communication

Education

Bachelor's degree (preferred) or equivalent experience

Tools

Docker

Kubernetes

Jenkins

Git

Maven

Gradle

Oracle

MySQL

PostgreSQL

MongoDB

Cassandra

Job description

US Citizen, Green Card, H-1B, OPT-EAD, CPT, Other

Work Authorization: USC, GC, H-1B, OPT-EAD, GC-EAD, H4-EAD

Job Description

Being a member of the IT Application Dev squad, you will design, develop, maintain and support DTCC's core Clearing and Settlement business applications. This team supports DTCC product onboarding and IGA (Identity, Governance and Access) for DTCC SIFMU and ITP business applications. This role is critical to support CRS enhancements, provide level3 support and support modernization of entitlements management. This individual will be highly experienced and technically proficient in designing, developing, and maintaining enterprise-grade applications. The ideal candidate will have deep expertise in Java and related technologies, a strong understanding of software architecture, and a proven track record of leading complex projects from conception to deployment.

Your Primary Responsibilities

• Lead needed technical processes and designs considering reliability, data integrity, maintainability, reuse, extensibility, usability, and scalability.
• Design and develop scalable, high-performance Java-based applications.
• Lead architecture and design discussions, ensuring alignment with business goals.
• Mentor junior developers and provide technical leadership across teams.
• Collaborate with cross-functional teams including QA, DevOps, and Product Management.
• Conduct code reviews and enforce best practices in software development.
• Optimize application performance and troubleshoot production issues.
• Stay current with emerging technologies and propose innovative solutions.

**NOTE: The Primary Responsibilities of this role are not limited to the details above. **

Qualifications

• Minimum 8-10 years of related experience
• Bachelor's degree (preferred) or equivalent experience
• Talents Needed for Success:
• Strong expertise in Java SE/EE, Spring Framework (Boot, MVC, Security), Hibernate/JPA.
• Experience with RESTful APIs, microservices architecture, and containerization (Docker, Kubernetes).
• Proficiency in relational databases (Oracle, MySQL, PostgreSQL) and NoSQL databases (MongoDB, Cassandra).
• Familiarity with CI/CD pipelines and tools like Jenkins, Git, Maven, and Gradle.
• Solid understanding of software design patterns, data structures, and algorithms.
• Excellent problem-solving, communication, and leadership skills.

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.