Description We are offering a contract for a Sr. Software Engineer position in Pleasanton, California. The selected individual will become a vital part of our application development team within the technology industry. Their responsibilities will include implementing business logic, refining our existing applications, and participating in our Agile Scrum processes. Responsibilities: • Implement the business logic layer of application code using technologies such as TSQL, C#, and ASP.NET. • Refine and upgrade our proprietary applications to rectify errors, enhance performance, and integrate new features. • Participate actively in Agile Scrum software development lifecycle activities, including Sprint Planning, Daily Standups, Sprint Reviews, and Sprint Retrospectives. • Troubleshoot and resolve production issues reported by customers, internal consultants, or the software support team. • Develop technical architectures, design patterns, and implementation plans for the team to follow. • Utilize technologies including Blazor, Telerik Kendo UI, and Unity for UI development. • Employ automated testing tools like Selenium, Postman, Swagger, alongside static analysis tools such as SonarQube and Snyk. • Understand and utilize Microsoft development tools, such as Visual Studio IDE and SQL Management Studio. • Use design patterns, specifically dependency inversion via dependency injection. • Break down high-level requirements into technical specifications for implementation. • Familiarize yourself with Azure environment deployments and utilize tools like Team City, Azure DevOps, and PowerShell. • Showcase solid knowledge of Bitbucket/Git. • Use JIRA/Confluence as part of your daily tasks. Requirements • Position requires a minimum of 5 years of experience as a Software Engineer or in a similar role. • Proficiency in API Development is essential for this role. • Must have a strong background in ASP.NET. • C Sharp Programming (C#) skills are required. • Familiarity with UI Development and Backend Development is crucial. • Experience with T-SQL - Transact-SQL is necessary. • Knowledge of Soap Web Services is expected. • Proficiency in Blazor is a plus. • Experience with Selenium is desirable. • Familiarity with Visual Studio is necessary. • Must be proficient in JavaScript. • Experience with Rest Based Web Services is necessary. • Knowledge of Kendo UI is a plus. • Familiarity with Postman is desirable. • Experience with SQL Server is crucial. • Proficiency in SQL - Structured Query Language is required. • Must have experience in Architecture Design. • Knowledge of Web API is necessary. • Experience with Unity 3D is a plus. Technology Doesn't Change the World, People Do.® Robert Half is the world’s first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles. Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. Download the Robert Half app (https://www.roberthalf.com/us/en/mobile-app) and get 1-tap apply, notifications of AI-matched jobs, and much more. All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit roberthalf.gobenefits.net for more information. © 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking “Apply Now,” you’re agreeing to Robert Half’s Terms of Use (https://www.roberthalf.com/us/en/terms) .