Senior Java Developer 26-00241

Location: Downtown Manhattan – Financial District, New York, NY
Work Arrangement: Hybrid – 3 Days Onsite per Week
Employment Type: 12 months with extension up to 24 months 
Pay Rate: $60.00–$85.00 per hour on W2

U.S. citizens only for this position

No 3rd-party candidates will be considered

No one who requires sponsorship now or in the future

You have to be from the NYC Metropolitan Area. "No Relocation"

Position Overview

We are seeking an experienced Senior Java Developer with strong hands-on expertise in Java/J2EE, Spring Boot, Kafka, and AWS to join an established technology team supporting critical enterprise applications within the financial services industry.

The ideal candidate will have experience developing microservices, building API integrations, supporting real-time messaging platforms, and troubleshooting complex applications. Experience with Microsoft Excel VBA is highly desirable to enhance and maintain existing business tools.

Key Responsibilities

• Design, develop, and maintain Java/J2EE applications and Spring Boot microservices.

• Build and support RESTful APIs and integrations with internal and external systems.

• Develop and maintain Apache Kafka messaging and streaming pipelines for real-time data exchange.

• Deploy, manage, and optimize applications within AWS cloud environments.

• Enhance and support existing Excel-based applications and automation tools using VBA.

• Collaborate with architects, developers, business analysts, and platform teams to design integration solutions.

• Participate in technical design reviews, code reviews, and production troubleshooting.

• Support unit testing, integration testing, UAT, and ongoing application maintenance.

• Document technical designs, data flows, and integration patterns.

• Identify opportunities to improve application performance, scalability, and reliability.

Required Qualifications

• Strong hands-on experience with Java/J2EE and Spring Boot.

• Proven experience developing microservices and RESTful APIs.

• Hands-on experience with Apache Kafka, messaging systems, and event-driven architecture.

• Experience developing, deploying, and supporting applications in AWS.

• Strong understanding of application integrations, troubleshooting, and production support.

• Excellent problem-solving, teamwork, and communication skills.

• Ability to work collaboratively in a fast-paced enterprise technology environment.

Preferred Qualifications

• Microsoft Excel VBA development and automation experience.

• Experience supporting financial services, banking, or trading applications.

• Familiarity with CI/CD pipelines and automated testing.

• Experience troubleshooting complex enterprise integrations and production applications.

Ideal Candidate

We are looking for a hands-on Java Developer who enjoys solving complex technical challenges and collaborating with experienced technology professionals. The successful candidate will bring strong Java, Spring Boot, Kafka, and AWS experience, along with the ability to support and enhance existing enterprise applications.

If you are an experienced Java Developer looking for a new opportunity in NYC's Financial District, we encourage you to apply!