{"schemaVersion":"jobsearcher.job.v1","id":"853bb454aba594edd594bb11","url":"https://jobsearcher.com/jobs/853bb454aba594edd594bb11","canonicalUrl":"https://jobsearcher.com/jobs/853bb454aba594edd594bb11","title":"Senior Full Stack Software Engineer (Java / React)","description":"Senior Full Stack Software Engineer (Java / React)Position Details\r\nType: Contract to Hire\r\nIndustry: Leading Financial Firm\r\nLocation: Hybrid in Newark, NJ\r\nPay Rate: $65 - $70 per hour on W2\r\nNo C2CWhat You Will Do\r\nBuild applications using modern design patterns, architectural principles, and current industry coding standards\r\nDevelop high-quality, well-documented, and efficient code\r\nCollaborate with product owners to define feature stories and with tech leads on technical design\r\nWrite unit tests, integration tests, and functional automation\r\nResearch and resolve issues identified by QA or product support\r\nCoach team members and bring input on relevant and emerging technologies\r\nSolve complex problems that require evaluating intangible variables\r\nWork with Python, Java, JavaScript, React, and Spring BootRequired Qualifications\r\nBachelor's degree in Computer Science, Engineering, or related experience\r\n6+ years of hands-on experience building enterprise-grade applications with modern Java and JavaScript ecosystems\r\nStrong UI expertise building modern applications with React and JavaScript\r\nFinancial or Insurance industry experience\r\nExperience with agentic frameworks and AI-driven development tools (Claude Code, GitHub Copilot, etc.)\r\nExperience with Agile methodologies and Test-Driven Development (TDD)\r\nExcellent problem-solving, communication, and collaboration skillsTechnical Skills (Advanced Experience in Several)\r\nLanguages: Java, Python, JavaScript, TypeScript; OOP, design patterns, distributed systems\r\nJava Services: Spring, Maven, Microservices, multi-threading, concurrency, parallel processing\r\nFrameworks: React, Spring Boot, Flask, Django, Node.js\r\nData Stores: PL/SQL, DB2, Oracle, Postgres, Redshift, NoSQL\r\nData Streaming: SQS, Kinesis, AWS MSK, EventBridge\r\nAPIs: REST, SOAP, JSON, XML, JDBC, SOA patterns\r\nAPI Management: Kong, Apigee\r\nSecurity: Secure coding, DevSecOps, JWT, SSL, SAML 2.0, OpenID Connect, OAuth 2.0\r\nDevOps: GitHub, Bitbucket, Subversion, Jenkins\r\nAWS: Core services across compute, storage, database, IAM, and analytics\r\nTesting: Unit, interface, end-user, and automated testing\r\nAccessibility awareness, monitoring, and loggingPreferred Qualifications\r\nDomain Driven Design (DDD)\r\nAWS cloud-native solution development\r\nArchitecture patterns, design, and critical thinking","company":"JSR Tech Consulting","rawCompany":"jsr tech consulting","city":"Newark","state":"DE","isRemote":false,"isActive":true,"createdAt":"2026-10-20T01:18:29.411Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"},{"code":"15-1251.00","title":"Computer Programmers","slug":"computer-programmers"}],"industries":[{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Senior Full Stack Software Engineer (Java / React)","description":"Senior Full Stack Software Engineer (Java / React)Position Details\r\nType: Contract to Hire\r\nIndustry: Leading Financial Firm\r\nLocation: Hybrid in Newark, NJ\r\nPay Rate: $65 - $70 per hour on W2\r\nNo C2CWhat You Will Do\r\nBuild applications using modern design patterns, architectural principles, and current industry coding standards\r\nDevelop high-quality, well-documented, and efficient code\r\nCollaborate with product owners to define feature stories and with tech leads on technical design\r\nWrite unit tests, integration tests, and functional automation\r\nResearch and resolve issues identified by QA or product support\r\nCoach team members and bring input on relevant and emerging technologies\r\nSolve complex problems that require evaluating intangible variables\r\nWork with Python, Java, JavaScript, React, and Spring BootRequired Qualifications\r\nBachelor's degree in Computer Science, Engineering, or related experience\r\n6+ years of hands-on experience building enterprise-grade applications with modern Java and JavaScript ecosystems\r\nStrong UI expertise building modern applications with React and JavaScript\r\nFinancial or Insurance industry experience\r\nExperience with agentic frameworks and AI-driven development tools (Claude Code, GitHub Copilot, etc.)\r\nExperience with Agile methodologies and Test-Driven Development (TDD)\r\nExcellent problem-solving, communication, and collaboration skillsTechnical Skills (Advanced Experience in Several)\r\nLanguages: Java, Python, JavaScript, TypeScript; OOP, design patterns, distributed systems\r\nJava Services: Spring, Maven, Microservices, multi-threading, concurrency, parallel processing\r\nFrameworks: React, Spring Boot, Flask, Django, Node.js\r\nData Stores: PL/SQL, DB2, Oracle, Postgres, Redshift, NoSQL\r\nData Streaming: SQS, Kinesis, AWS MSK, EventBridge\r\nAPIs: REST, SOAP, JSON, XML, JDBC, SOA patterns\r\nAPI Management: Kong, Apigee\r\nSecurity: Secure coding, DevSecOps, JWT, SSL, SAML 2.0, OpenID Connect, OAuth 2.0\r\nDevOps: GitHub, Bitbucket, Subversion, Jenkins\r\nAWS: Core services across compute, storage, database, IAM, and analytics\r\nTesting: Unit, interface, end-user, and automated testing\r\nAccessibility awareness, monitoring, and loggingPreferred Qualifications\r\nDomain Driven Design (DDD)\r\nAWS cloud-native solution development\r\nArchitecture patterns, design, and critical thinking","datePosted":"2026-10-20T01:18:29.411Z","dateModified":"2026-10-20T01:18:29.411Z","hiringOrganization":{"@type":"Organization","name":"JSR Tech Consulting","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Newark","addressRegion":"DE","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"853bb454aba594edd594bb11"},"url":"https://jobsearcher.com/jobs/853bb454aba594edd594bb11"}}