• Sr Software Engineer

    Robert Half Technology (Jacksonville, FL)


    Description

    We’re seeking a Software Engineer with strong C# and .NET experience and exposure to full-stack development to help build, enhance, and support modern business applications. This role is ideal for someone who enjoys working across the stack—back-end services, APIs, and front-end interfaces—while collaborating closely with product, QA, and business stakeholders.

     

    What You’ll Do

     

    + Design, develop, and maintain applications using C# and .NET (.NET Core / .NET 6+)

    + Build and support RESTful APIs and backend services

    + Contribute to full-stack development, including front-end features and UI enhancements

    + Work with relational databases using SQL Server (queries, schema design, performance tuning)

    + Collaborate with cross-functional teams to translate requirements into technical solutions

    + Debug, troubleshoot, and resolve application issues across environments

    + Participate in code reviews and contribute to engineering best practices

    + Support CI/CD pipelines and application deployments

    Requirements

    Required Qualifications

    + 3+ years of professional experience with C# and .NET

    + Experience building and consuming APIs

    + Solid understanding of object-oriented programming and software design principles

    + Experience working with SQL databases

    + Exposure to front-end technologies such as JavaScript, HTML, CSS, or modern frameworks (React, Angular, Vue)

    + Strong problem-solving and communication skills

    Preferred Qualifications

    + Experience with ASP.NET Core, MVC, or Web API

    + Familiarity with cloud platforms (Azure or AWS)

    + Experience with CI/CD pipelines and DevOps practices

    + Knowledge of authentication/authorization (OAuth, JWT)

    + Experience working in Agile/Scrum environments

     

    Why Join Us

     

    + Build meaningful software used by real customers

    + Collaborative engineering culture with room for growth

    + Modern tech stack and best practices

    + Competitive compensation and benefits

     

    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) .