Finance

Full Stack Developer (Payment Systems)

Contract

Strategic Staffing Solutions

Job Title: Full Stack Developer – Financial Services (Java, MongoDB, Kafka, Payments)

Locations: (3 onsite/2 offsite): Iselin, NJ; Charlotte, NC; Dallas, TX; Chandler, AZ
Pay:  $65-75/hr – W2 Only, No C2C
Employment Type:  Contract
Industry: Financial Services / FinTech

About the Role:

We are seeking a highly skilled and experienced Full Stack Developer with a strong background in Java, MongoDB, Kafka, and React UI to join our client’s engineering team within the financial services industry. This role is ideal for someone who thrives in fast-paced environments and has direct experience with payments systems.

You will work on designing and developing scalable and high-performance solutions that support mission-critical payment operations. Prior experience in financial institutions is mandatory for this role.

Key Responsibilities:

  • Develop, maintain, and enhance full-stack applications using Java, React, MongoDB, Kafka, and Message Queues (MQ)
  • Design and implement high-volume, low-latency solutions for mission-critical systems
  • Collaborate with cross-functional teams to define and deliver innovative solutions
  • Participate in the full software development lifecycle, including requirements gathering, design, coding, testing, and deployment
  • Write clean, efficient, and reusable code following best practices
  • Troubleshoot and resolve production issues as needed

Required Qualifications:

  • 5+ years of professional software development experience
  • Strong hands-on experience with:
    • Java
    • MongoDB
    • Kafka
    • React UI
    • Message Queuing technologies (e.g., IBM MQ, RabbitMQ)
  • Prior experience working at a financial institution
  • Proven experience working on or integrating with payment systems(Ex: wires, ACH, RTP payments)
  • Solid understanding of system design, data structures, and algorithms
  • Excellent problem-solving skills and attention to detail
  • Strong communication and collaboration skills

Preferred Qualifications:

  • ISO 20022 messaging experience
  • Experience with microservices architecture
  • Familiarity with containerization (Docker, Kubernetes)
  • Exposure to cloud platforms (AWS, GCP, or Azure)

Job ID: JOB-240915
Publish Date: 17 Apr 2025

Tagged as: Full Stack Developer (Payment Systems)