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Java Developer Senior

Custom StaffingNew York, NY🇺🇸United StatesPosted 11 Jul 2026

Why This Role Stands Out

This on-site Senior Java Developer role in financial services offers a fantastic opportunity to build and enhance mission-critical systems, honing your skills in Java, Spring, and Oracle within a dynamic environment. If you have 5-7+ years of Java/J2EE experience and thrive on complex challenges, this long-term contract with a competitive hourly rate is an excellent next step for your career.

Quick Overview

Salary
$100/hr
Work Type
On Site
Level
Mid Senior

Job Description

Senior Java Developer

Location: New York City, NY (100% Onsite Local Candidates Only)

Rate: $85 $100/hr (W2 Only)

Industry: Financial Services

Duration: Contract (Long-term)

No Corp to Corp or 3 rd party agencies

Top Required Skills
  • Java / J2EE Development (5 7+ years)
  • Spring Framework (Spring Core, Integration, Batch)
  • WebSphere Application Server
  • Oracle (SQL, PL/SQL, Stored Procedures)
  • Messaging: IBM MQ / JMS
  • UNIX / Linux
  • Maven, JUnit
  • Distributed, mission-critical systems experience
  • Financial Services

We are seeking a Java Developer to support the design and development of critical financial systems, including Fedwire applications (Securities, Funds, NSS, and Settlement systems). This role focuses on building scalable, secure, and high-performance enterprise applications.

Key Responsibilities
  • Participate in technical design with architects
  • Develop Java/J2EE applications on WebSphere
  • Integrate components with enterprise frameworks
  • Support unit, functional, and performance testing
  • Troubleshoot and resolve complex issues
  • Contribute to code optimization and reuse strategies
  • Maintain technical documentation
Required Qualifications
  • 5 7+ years of Java/J2EE development experience
  • Strong experience with Java, JDBC, JavaScript, HTML
  • Hands-on Spring Framework experience (AOP preferred)
  • Oracle database experience (SQL, PL/SQL)
  • Experience with WebSphere or similar servers
  • 2+ years with MQ/JMS messaging
  • Understanding of scalability, resiliency, and security
  • Strong debugging and performance tuning skills
  • Experience with OO design and design patterns
  • Financial Services industry experience
Preferred Skills
  • Exposure to cloud technologies
  • Familiarity with open-source frameworks
Soft Skills
  • Strong analytical and problem-solving skills
  • Ability to work independently and in teams
  • Excellent communication skills
  • Ability to manage multiple priorities

Skills

Oracle
PL/SQL
SQL
Spring
HTML
JUnit
Java
JavaScript

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