{"schemaVersion":"jobsearcher.job.v1","id":"037a35fdf1ca27d0bfef4659","url":"https://jobsearcher.com/jobs/037a35fdf1ca27d0bfef4659","canonicalUrl":"https://jobsearcher.com/jobs/037a35fdf1ca27d0bfef4659","title":"Senior Dotnet Developer","description":"Senior Full Stack Backend Engineer (Java & .NET)Location: Santa Clara, CAEmployment Type: Candidate must be on our W2Visa: H4EAD, GC, GCEAD, USCJob DescriptionKnowledge, Skills, AbilitiesStrong knowledge of enterprise software development principles, object-oriented design, and design patterns. (8+ Years experience)Knowledge of Java enterprise application development, including Spring Framework/Spring Boot and RESTful services.Knowledge of Microsoft .NET technologies, including C#, .NET 8/10+, ASP.NET Core, Web API, and MVC.Knowledge of modern web application architecture and client/server development.Knowledge of application security principles, including authentication, authorization, encryption, secure coding practices, and OWASP Top 10 vulnerabilities.Knowledge of payment processing integrations and secure handling of sensitive financial data.Knowledge of relational database design, SQL development, and performance optimization.Knowledge of cloud-based application deployment and modernization strategies (preferably Microsoft Azure).Knowledge of source control, CI/CD pipelines, and DevSecOps practices.Experience using AI-assisted development tools such as GitHub Copilot, OpenAI Codex, or Claude Code.Knowledge of software development lifecycle (SDLC), Agile methodologies, and software testing practices.Design and develop secure REST APIs and web services.Implement security enhancements including authentication, authorization, input validation, encryption, logging, and vulnerability remediation.Produce technical documentation and implementation plans.Maintain high-quality coding standards and attention to detail.Work in a security-conscious environment handling public-facing applications.Desirable QualificationsCandidates possessing one or more of the following qualifications are highly desirable:Experience integrating payment gateways or payment processing applications.Familiarity with PCI DSS, NIST Cybersecurity Framework, or OWASP Application Security Verification Standard (ASVS).Excellent written and verbal communication skills.Demonstrated ability to work independently while collaborating effectively within a multidisciplinary development team.Preferred Technical StackJava 11/17+, Spring BootC#, .NET 8/10+, ASP.NET CoreREST APIsSQL Server and OracleHTML5, JavaScript, CSSGitAzure DevOpsMicrosoft AzureOAuth2 / OpenID Connect / Microsoft Entra IDOWASP Secure Coding PracticesSonarQube, Checkmarx, Fortify, or similar security analysis toolsCI/CD pipelines","company":"Xaxis Solutions","rawCompany":"xaxis solutions","city":"San Jose","state":"CA","isRemote":false,"isActive":false,"createdAt":"2026-07-14T07:38:46.596Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Senior Dotnet Developer","description":"Senior Full Stack Backend Engineer (Java & .NET)Location: Santa Clara, CAEmployment Type: Candidate must be on our W2Visa: H4EAD, GC, GCEAD, USCJob DescriptionKnowledge, Skills, AbilitiesStrong knowledge of enterprise software development principles, object-oriented design, and design patterns. (8+ Years experience)Knowledge of Java enterprise application development, including Spring Framework/Spring Boot and RESTful services.Knowledge of Microsoft .NET technologies, including C#, .NET 8/10+, ASP.NET Core, Web API, and MVC.Knowledge of modern web application architecture and client/server development.Knowledge of application security principles, including authentication, authorization, encryption, secure coding practices, and OWASP Top 10 vulnerabilities.Knowledge of payment processing integrations and secure handling of sensitive financial data.Knowledge of relational database design, SQL development, and performance optimization.Knowledge of cloud-based application deployment and modernization strategies (preferably Microsoft Azure).Knowledge of source control, CI/CD pipelines, and DevSecOps practices.Experience using AI-assisted development tools such as GitHub Copilot, OpenAI Codex, or Claude Code.Knowledge of software development lifecycle (SDLC), Agile methodologies, and software testing practices.Design and develop secure REST APIs and web services.Implement security enhancements including authentication, authorization, input validation, encryption, logging, and vulnerability remediation.Produce technical documentation and implementation plans.Maintain high-quality coding standards and attention to detail.Work in a security-conscious environment handling public-facing applications.Desirable QualificationsCandidates possessing one or more of the following qualifications are highly desirable:Experience integrating payment gateways or payment processing applications.Familiarity with PCI DSS, NIST Cybersecurity Framework, or OWASP Application Security Verification Standard (ASVS).Excellent written and verbal communication skills.Demonstrated ability to work independently while collaborating effectively within a multidisciplinary development team.Preferred Technical StackJava 11/17+, Spring BootC#, .NET 8/10+, ASP.NET CoreREST APIsSQL Server and OracleHTML5, JavaScript, CSSGitAzure DevOpsMicrosoft AzureOAuth2 / OpenID Connect / Microsoft Entra IDOWASP Secure Coding PracticesSonarQube, Checkmarx, Fortify, or similar security analysis toolsCI/CD pipelines","datePosted":"2026-07-14T07:38:46.596Z","dateModified":"2026-07-14T07:38:46.596Z","hiringOrganization":{"@type":"Organization","name":"Xaxis Solutions","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"San Jose","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"037a35fdf1ca27d0bfef4659"},"url":"https://jobsearcher.com/jobs/037a35fdf1ca27d0bfef4659"}}