JSR Tech Consulting
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Immediate need for a Senior Java developer for a W2 contract to hire role with our large financial client in New Jersey!
No Third Parties/CTC please - this is a W2 role
Responsibilities
Develop, maintain, and optimize enterprise-scale applications using old and modern Java frameworks (EJB, SpringBoot, etc.). Migrate legacy Java applications to updated architectures and modern frameworks. Integrate AI-assisted development tools, with a focus on using Claude. Ensure code quality, security, and performance across systems. Required qualifications
10+ years of professional Java development experience. Strong proficiency in old and modern Java frameworks and web servers (e.g., WebSphere) and new (AWS ECS or Kubernetes). Experience in Java modernization/migration projects. Expertise in converting legacy Java codebases to updated architectures. Experience consuming and developing APIs; implementing SOA patterns; Web services technologies such as APIs, REST, JSON, SOAP, XML, JDBC, MySQL. Unit, interface, and end-user testing concepts and tooling (functional and non-functional); automated testing. Secure coding, web application security and DevSecOps; understanding of authentication, authorization, encryption, digital signatures, JWT, SSL, proxies, firewalls, SAML 2.0, OpenID Connect, OAuth 2.0. DevOps tools and practices including GitHub or Bitbucket usage; DevOps, Jenkins or GitHub Actions. Familiarity with Claude AI or similar coding capabilities. Strong problem-solving, debugging, and optimization skills. Preferred qualifications
Experience in the insurance industry. Japanese language proficiency is a plus. Seniority level
Mid-Senior level Employment type
Contract Job function
Information Technology Industries
Technology, Information and Media New Jersey, United States
#J-18808-Ljbffr
Develop, maintain, and optimize enterprise-scale applications using old and modern Java frameworks (EJB, SpringBoot, etc.). Migrate legacy Java applications to updated architectures and modern frameworks. Integrate AI-assisted development tools, with a focus on using Claude. Ensure code quality, security, and performance across systems. Required qualifications
10+ years of professional Java development experience. Strong proficiency in old and modern Java frameworks and web servers (e.g., WebSphere) and new (AWS ECS or Kubernetes). Experience in Java modernization/migration projects. Expertise in converting legacy Java codebases to updated architectures. Experience consuming and developing APIs; implementing SOA patterns; Web services technologies such as APIs, REST, JSON, SOAP, XML, JDBC, MySQL. Unit, interface, and end-user testing concepts and tooling (functional and non-functional); automated testing. Secure coding, web application security and DevSecOps; understanding of authentication, authorization, encryption, digital signatures, JWT, SSL, proxies, firewalls, SAML 2.0, OpenID Connect, OAuth 2.0. DevOps tools and practices including GitHub or Bitbucket usage; DevOps, Jenkins or GitHub Actions. Familiarity with Claude AI or similar coding capabilities. Strong problem-solving, debugging, and optimization skills. Preferred qualifications
Experience in the insurance industry. Japanese language proficiency is a plus. Seniority level
Mid-Senior level Employment type
Contract Job function
Information Technology Industries
Technology, Information and Media New Jersey, United States
#J-18808-Ljbffr