Senior R&D Software Developer Jobs in Jacksonville, FL

Location: Jacksonville, FL | Work Type: Hybrid | Department: Development

Are you ready to take on your next challenge? Are you ready to join a capable technical team? Are you ready to contribute to the development of the next generation of products?

The Role

As a Senior Software Engineer, you will design, build, and maintain scalable CMS-driven platforms that power Advantage Design Group’s orientation and recruiting experiences. You will lead the development of enterprise-ready, end-to-end solutions, while mentor developers and helping shape best practices. You will be provided with strong mentorship and have a chance to grow and develop your own leadership style.

About Advantage Design Group®

We create interactive, video-driven recruiting and orientation platforms that help organizations provide people with strong a strong start. With more than 400 institutions and organizations served, we are the market leader in powering, welcoming, accessible, and data-driven onboarding experiences. We are a 50-person company located in Jacksonville FL that provides online orientation platform to clients across the US and Canada.

Why You’ll Love It Here

• Impact on a scale: Your work improves first-day experiences for students and employees nationwide.
• Tech stack: Microsoft Azure, MS SQL Server, .NET Core, Shibboleth, Umbraco, C#, Visual Studio, Azure DevOps, and CI/CD.
• Our Platform: Cloud hosted platform with a web front end, back office, reporting, user management, single sign-on, and systems integrations.
• Tight-knit development team within a mid-sized company: You’ll enjoy the best of both worlds, collaborating closely with developers while being part of a company where your contributions are visible and valued.

Key Responsibilities

• Architect, develop, enhance, and maintain our Advantage Platform Product, which is a customizable web-based orientation and recruiting platform.
• Work with web and graphic design teams to build content models and content editors for creating unique, custom, and engaging customer experiences.
• Work with clients to integrate Single Sign-On, REST APIs, Web Services, Batch Processing, and Reporting with their Information Systems.
• Configure and manage Azure deployments (App Service, Azure SQL, Storage, Key Vault, App Insights) with CI/CD pipelines.
• Troubleshoot, debug, and optimize performance across front-end and back-end systems.
• Champion development standards, peer reviews, automated testing, and observability.
• Collaborate with project managers, designers, and media teams to deliver responsive and accessible digital experiences.
• Work with customers to achieve their vision for recruiting and orientation.
• Perform incident response and root cause analysis
• Code review ownership / setting and enforcing standards and best practices/documentation
• Onboarding and mentoring developers
• Proficiency in delivery methodology (Agile, sprints, project delivery ownership)

Required Skills

• 5+ years of professional experience in web development with a strong focus on enterprise applications.
• Expertise in .NET (C#), ASP.NET Core/MVC, Razor, SQL Server, and Git.
• Hands-on experience with industry standard Content Management Systems (CMS).
• Experience with SOAP, REST APIs, AJAX, Open API (Swagger), and API testing tools such as Postman.
• Working knowledge of Azure services and application hosting in IIS/Kestrel.
• Familiarity with authentication protocols (OAuth2, SAML) and SSO patterns.
• Understanding accessibility standards (WCAG) and security best practices.
• Familiarity with networking concepts including DNS, SSL, Load Balancing, Firewalls, Security Groups, and DKIM.
• Experience with microservices architecture
• Leading development projects and mentoring junior team members.

Experience/Education

• B.S or equivalent experience
• 5+ years relevant work experience
• Proficient in design patterns, SOLID principles, and best practices.
• Knowledge of DevOps practices and continuous integration/continuous deployment (CI/CD).

Nice to Have

• Experience with Umbraco Forms, Examine search, headless Content Delivery API
• Familiarity with Serverless Application Architectures, including Docker or Kubernetes.
• Experience integrating with Salesforce, Workday, HRIS or Ellucian systems.
• Azure or AWS certification
• Designing, architecting, and implementing complex software solutions.
• Optimizing application performance and scalability.
• Contribute to meetings with stakeholders, including client meetings to gather requirements and provide technical insights.

Growth Opportunities

• Actively involved in technological decision-making processes.
• Lead architectural design and implementation.
• Pursue job related certifications
• Candidate Profile
• Technical leader who can take ownership of solutions and guide best practices.
• Collaborative teammate who thrives in cross-functional environments.
• Problem solver who balances technical depth with client needs.
• Continuous learner who explores emerging tools and technologies.

Compensation and Benefits

• Competitive base salary with annual performance-based raises.
• 401(k) with company match.
• Profit-sharing program.
• Group Health, Dental, and Vision Insurance.
• Paid vacation and holidays.
• Hybrid work schedule after onboarding.
• Gym membership and stocked breakroom (coffee, snacks, tea).
• Ongoing training, mentorship, and career development.
• A beautiful office in coastal Jacksonville, FL near beaches and with no state income tax.

Ready to Apply?

• If you thrive on solving complex technical challenges and want your work to make a real impact, we would love to meet you.

Apply Now at https://advantage-design-group.breezy.hr/p/d80d39e7150d-senior-software-engineer

Learn more about what it’s like to join our team by visiting our webpage: https://welcome.advantagedesigngroup.com/