Sr. Software Engineer
Job in
Jacksonville, Duval County, Florida, 32232, USA
Listed on 2026-10-24
Listing for:
Robert Half
Seasonal/Temporary
position Listed on 2026-10-24
Job specializations:
-
Software Development
Full Stack Developer, Software Engineer, Backend Developer, DevOps
Job Description & How to Apply Below
Responsibilities:
- Create and enhance software features that support critical business needs, with a focus on performance, reliability, and long-term maintainability.
- Design technical solutions for new components, services, and platform capabilities across distributed application environments.
- Lead by example through thoughtful code reviews, sound engineering decisions, and hands-on contribution throughout the development lifecycle.
- Use AI-assisted tools to strengthen solution design, accelerate development, improve debugging, and raise overall team productivity.
- Develop and maintain automated tests while promoting quality standards that reduce defects and support stable releases.
- Investigate production issues and application defects across front-end, back-end, database, and infrastructure layers, then implement effective resolutions.
- Apply secure development practices and support the delivery of applications that meet enterprise security expectations.
- Collaborate with product and technical stakeholders to understand user needs, align solutions with business goals, and improve product outcomes.
- Contribute to deployment, monitoring, source control, and continuous delivery practices that support efficient and dependable software releases.
- Identify opportunities to refine tools, workflows, and engineering standards, and help the broader team adopt improved ways of working. Requirements - 15+ years of software engineering experience, including work on enterprise-scale applications and distributed systems.
- Strong hands-on expertise with C#, .NET, and Node.js using JavaScript or Type Script in modern development environments.
- Experience building front-end solutions with React and working knowledge of Angular or AngularJS.
- Solid understanding of relational database design, Entity Framework or EF Core, and platforms such as SQL Server or PostgreSQL.
- Practical experience with cloud-based application deployment and services in AWS, including Lambda and related platform capabilities.
- Knowledge of secure application design, authentication and authorization standards such as OpenID Connect and OAuth2, and general networking concepts.
- Proficiency with Git, CI/CD pipelines, automated testing, and troubleshooting across multiple layers of an application stack.
- High school diploma or equivalent. 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 () 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 for more information.
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