Sr. Software Engineer
Job in
Jacksonville, Duval County, Florida, 32232, USA
Listed on 2026-06-15
Listing for:
Robert Half
Seasonal/Temporary
position Listed on 2026-06-15
Job specializations:
-
Software Development
Full Stack Developer, Software Engineer, Cloud Engineer - Software, DevOps
Job Description & How to Apply Below
The right candidate brings a thoughtful approach to architecture, embraces AI-enabled development practices, and partners effectively with cross-functional teams to deliver high-quality products.
Responsibilities:
- Design, develop, and support complex software features and platform capabilities that improve product performance, reliability, and scalability.
- Define technical approaches for new applications, shared services, and system enhancements while aligning solutions with broader architectural standards.
- Contribute hands-on code and provide technical leadership through constructive reviews, mentoring, and engineering best practices.
- Strengthen product quality by implementing automated testing strategies and validating software behavior throughout the development lifecycle.
- Apply secure development principles to protect applications, data, and integrations across front-end and back-end environments.
- Investigate production issues, identify root causes, and deliver timely fixes across application, database, and infrastructure layers.
- Use AI-driven tools to accelerate solution design, coding, debugging, testing, and code review while helping the team adopt effective usage patterns.
- Collaborate with stakeholders to understand business priorities, user expectations, and functional requirements in order to shape practical technical solutions.
- Support software delivery from initial development through deployment, monitoring, and ongoing operational improvement using source control and CI/CD practices.
- Recommend and implement improvements to engineering workflows, tools, and development standards that increase team effectiveness and delivery consistency. Requirements - 15+ years of software engineering experience, supported by a high school diploma or equivalent.
- Advanced expertise in JavaScript or Type Script with Node.js, along with strong development experience in C# and .NET technologies.
- Proven background building distributed systems and scalable enterprise applications using modern architectural and design principles.
- Strong experience with relational databases, including Entity Framework or EF Core, database design, and platforms such as SQL Server or Postgre
SQL.
- Hands-on knowledge of cloud-native development and deployment, including AWS services such as Lambda, S3, API Gateway, Cloud Front, and Event Bridge.
- Working familiarity with modern front-end technologies, including React, Angular, or Angular
JS, as well as web platform concepts and browser behavior.
- Experience with authentication and security standards such as OpenID Connect and OAuth2, plus strong troubleshooting skills across full-stack environments.
- Proficiency with Git, CI/CD pipelines, and AI-assisted engineering tools such as Git Hub Copilot, Cursor, Claude, or comparable platforms. 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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