Senior Java Software Engineer

Senior Software Engineer – Java / AWS (Contract)\nLocation: San Francisco, CA (Hybrid)\nEmployment Type: Contract\nA large U.S.-based financial technology organization is seeking a Senior Software Engineer to help build and support cloud-based backend services used at national scale.

This role focuses on Java, Spring Boot, RESTful APIs, and AWS within a distributed, high-availability environment.\nThis is a hands-on role for an experienced engineer who enjoys owning features from design through production.

The team works on systems where reliability, performance, and security are critical, and contractors are treated as core contributors who collaborate closely with product, QA, and architecture partners.\nRequired Skills & Experience 5+ years of professional software development experience Strong Java development experience Hands-on experience with Spring Boot and RESTful APIs Experience working in AWS or cloud-based environments Solid understanding of SQL and relational databases Experience with source control and code reviews Comfortable working in Linux/Unix environments\n Desired Skills & Experience Microservices or SOA-based architecture experience Event-driven or asynchronous systems Automated testing frameworks (unit and functional) CI/CD or deployment automation experience Experience supporting production applications\n What You Will Be Doing Design, develop, and maintain backend services in Java Build and support cloud-native applications on AWS Participate in technical design discussions Write clean, testable, and well-documented code Troubleshoot and support existing services\n Tech Breakdown 50% Java / Spring Boot 30% AWS / Cloud Infrastructure 20% Databases, APIs, and supporting tools\n Daily Responsibilities 70% Hands-on development 10% Technical design and leadership input 20% Team collaboration and planning\n The Offer Hourly Rate: $75/hour min – $90/hour max\n\n\nApplicants must be currently authorized to work in the U.S.

on a full-time basis now and in the future.