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Senior Full Stack Software Developer Jobs in Jacksonville, FL

AgileEngine

Full Stack Engineer ID80989

Jacksonville, FL · On-site +1

AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and ... ABOUT THE ROLE We are looking for a Full Stack Engineer to build and maintain features across a ...

Citi

Full Stack Engineer

Jacksonville, FL

Job Overview We are looking for experienced Full-Stack Software Engineers who are passionate about solving business problems through innovation and engineering practices. This role will be ...

Fortegra

Senior Full Stack AI Engineer

Jacksonville, FL · On-site

$110K - $190K/yr

Evaluate and integrate emerging AI developer tools. Rapid Prototyping and Product Development ... Partner with business stakeholders to transform ideas into working software. * Develop prototypes ...

Constellis

Full Stack Developer

FL · On-site +1

Position Summary We're looking for a Full Stack Developer to help expand and refine the LEXSO ... Strong problem-solving skills and attention to software quality * Preferred: * Exposure to: * Kafka ...

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Senior Full Stack Software Developer information

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$54

$79

How much do senior full stack software developer jobs pay per hour?

As of Sep 5, 2026, the average hourly pay for senior full stack software developer in Jacksonville, FL is $54.91, according to ZipRecruiter salary data. Most workers in this role earn between $45.67 and $63.27 per hour, depending on experience, location, and employer.

What is a senior full stack software developer?

A Senior Full Stack Software Developer is an experienced professional who designs, develops, and maintains both the front-end and back-end components of web applications. They are proficient in multiple programming languages and frameworks, enabling them to work on the entire technology stack, from databases and servers to user interfaces. In addition to coding, they often lead projects, mentor junior developers, and help architect scalable solutions that meet business needs. Their role requires strong problem-solving skills, a deep understanding of software development best practices, and the ability to collaborate with cross-functional teams.

What are the key skills and qualifications needed to thrive as a senior full stack software developer?

A Senior Full Stack Software Developer needs advanced proficiency in both front-end and back-end programming languages, strong problem-solving skills, and several years of relevant software development experience. Familiarity with frameworks like React or Angular, back-end technologies such as Node.js or Django, and experience with cloud platforms, CI/CD tools, and version control systems like Git are typically required. Excellent communication, teamwork, and leadership abilities help developers collaborate effectively and mentor junior team members. These skills are crucial for designing robust, scalable applications and leading complex projects to successful completion.

What types of projects and technologies can a senior full stack software developer expect to work on, and how does the team typically collaborate?

As a Senior Full Stack Software Developer, you can expect to work on a diverse range of projects such as developing scalable web applications, integrating APIs, and optimizing system performance. The tech stack often includes front-end frameworks like React or Angular, back-end environments such as Node.js, Python, or Java, and databases like PostgreSQL or MongoDB. Collaboration is highly cross-functional—you’ll regularly coordinate with product managers, UX/UI designers, QA engineers, and other developers through agile methodologies, code reviews, and sprint planning sessions. This role offers opportunities to mentor junior developers, influence architectural decisions, and contribute to continuous process improvement.

What is the difference between Senior Full Stack Software Developer vs Software Engineer?

AspectSenior Full Stack Software DeveloperSoftware Engineer
CredentialsBachelor's degree in CS or related field; experience in full stack developmentBachelor's degree in CS or related field; may have certifications in specific technologies
Work EnvironmentCollaborates across front-end and back-end teams, often in agile settingsDesigns, develops, and maintains software applications, often in teams or individually
Industry UsageCommon in tech companies, startups, and agencies requiring versatile development skillsWidely used across industries for software development roles

While both roles involve software development, a Senior Full Stack Software Developer specializes in both front-end and back-end technologies, often taking on leadership responsibilities. A Software Engineer may focus on specific areas of software design and implementation, with less emphasis on full stack expertise. The roles overlap in skills and industry usage, but the senior developer typically has broader responsibilities and experience in full stack development.

What are the most commonly searched types of Full Stack Software Developer jobs in Jacksonville, FL?

The most popular types of Full Stack Software Developer jobs in Jacksonville, FL are:

What are popular job titles related to Senior Full Stack Software Developer jobs in Jacksonville, FL?

For Senior Full Stack Software Developer jobs in Jacksonville, FL, the most frequently searched job titles are:

What job categories do people searching Senior Full Stack Software Developer jobs in Jacksonville, FL look for?

The top searched job categories for Senior Full Stack Software Developer jobs in Jacksonville, FL are:

What cities near Jacksonville, FL are hiring for Senior Full Stack Software Developer jobs?

Cities near Jacksonville, FL with the most Senior Full Stack Software Developer job openings:

Senior Full Stack Software Developer jobs near you
Infographic showing various Senior Full Stack Software Developer job openings in Jacksonville, FL as of August 2026, with employment types broken down into 100% Full Time. Highlights an 79% In-person, and 21% Remote job distribution, with an average salary of $114,210 per year, or $54.9 per hour.

Sr. .NET Full Stack Developer-Software Engineer III

Deloitte

Jacksonville, FL • On-site

Full-time

Posted 26 days ago

Key responsibilities

  • Design, develop, and maintain mission-critical web applications and scalable APIs.

  • Develop responsive, accessible, and dynamic user interfaces using web frameworks and frontend technologies.

  • Architect RESTful APIs and microservices, write optimized, testable code, and ensure database schema efficiency and data integrity.

Deloitte rating

8.2

Company rating: 8.2 out of 10

Based on 93 frontline employees who took The Breakroom Quiz

47th of 154 rated financial services

Job description

Are you an experienced, passionate pioneer in technology who wants to work in a collaborative environment? As an experienced Sr. .Net Full Stack Developer - Software Engineer III - you will have the ability to share new ideas and collaborate on projects as a consultant without the extensive demands of travel. If so, consider an opportunity with Deloitte under our Project Delivery Talent Model. Project Delivery Model (PDM) is a talent model that is tailored specifically for long-term, onsite client service delivery.

Work you'll do/Responsibilities  

As a Senior Full stack .NET Engineer, you will be responsible for designing, developing, and maintaining mission-critical web applications and scalable APIs. In this role, you will seamlessly bridge the gap between robust backend architecture and responsive, user-centric frontend interfaces. You will collaborate cross-functionally with product and engineering teams to deliver high-performance software solutions that drive operational efficiency and align with our strategic business objectives within the financial and insurance sectors.

  • Full-Lifecycle Development: Design, implement, and maintain scalable, fault-tolerant web applications using C#, .NET (Core / .NET 8), and modern web frameworks tailored for high-volume financial transactions.
  • Frontend Engineering: Develop responsive, accessible, and dynamic user interfaces using HTML5, CSS3, and JavaScript/TypeScript alongside leading component-based frameworks (e.g., Angular, React, or Vue.js).
  • API & Architecture Design: Architect RESTful APIs and microservices, writing highly optimized, clean, and testable code that strictly adheres to SOLID principles and standard design patterns.
  • Database Integration: Architect efficient database schemas, write advanced T-SQL queries, and utilize Object-Relational Mappers (e.g., Entity Framework Core) within Microsoft SQL Server to ensure ACID compliance across distributed systems.
  • Performance Tuning: Proactively optimize system performance, debug complex backend configurations, and resolve latency bottlenecks to meet strict Service Level Agreements (SLAs).
  • CI/CD & DevOps Collaboration: Support automated deployment pipelines by utilizing version control (Git) and building automation tools (e.g., Azure DevOps, GitHub Actions) with a focus on secure, compliant deployment practices.
  • Agile Collaboration & Quality Assurance: Participate actively in Agile ceremonies (daily stand-ups, sprint planning) and elevate team code quality through rigorous peer code reviews and architectural discussions.
  • Collaborate with cross-functional teams, participate in code reviews, and provide constructive feedback to uphold engineering standards and maintainable code.
  • Partner closely with product managers and interoperability (interop) leads to ensuring technical solutions aligning with healthcare needs and integration expectations.
  • Communicate regularly with Engagement Managers (Directors), project team members, and representatives from various functional and / or technical teams, including escalating any matters that require additional attention and consideration from engagement management
  • Independently and collaboratively lead client engagement workstreams focused on improvement, optimization, and transformation of processes including implementing leading practice workflows, addressing deficits in quality, and driving operational outcomes

The successful candidate would possess these skills:

  • Ability to work independently and collaborate as part of a team
  • Effective written and verbal communication skills
  • Meticulous attention to detail and quality of work product
  • Ability to build and sustain professional relationships 
  • Ability to lead projects or workstreams
  • Ability to manage and prioritize multiple tasks in a fast-paced and dynamic environment
  • Strong interpersonal skills and professional demeanor 
  • Ability to meet deadlines
  • Ability to provide clear guidance to others

The Team 

AI & Engineering leverages cutting-edge engineering capabilities to build, deploy, and operate integrated/verticalized sector solutions in software, data, AI, network, and hybrid cloud infrastructure. These solutions are powered by engineering for business advantage, transforming mission-critical operations. We enable clients to stay ahead with the latest advancements by transforming engineering teams and modernizing technology & data platforms. Our delivery models are tailored to meet each client's unique requirements.

Qualifications

Required

  • 6+ years of experience in .Net Full Stack Development
  • 6+ years of professional software engineering experience, including mandatory experience developing enterprise-grade applications in highly regulated industries (e.g., Financial Services, Insurance, or Banking)
  • Secure Coding Practices: Demonstrated expertise in secure software development lifecycles (SSDLC), mitigating OWASP Top 10 vulnerabilities, and handling sensitive data (PII/NPI) with rigorous encryption and compliance standards
  • Core Languages & Frameworks: Deep technical proficiency in C# and the .NET ecosystem (.NET Core / .NET 5+), with a strong command of Object-Oriented Programming (OOP) and asynchronous programming patterns.
  • Frontend Proficiency: Hands-on experience developing Single Page Applications (SPAs) using modern JavaScript/TypeScript frameworks.
  • Databases & Transactional Integrity: Expert-level knowledge of relational database design (Microsoft SQL Server), data access technologies (Entity Framework, ADO.NET), and ensuring data integrity across complex financial workflows.
  • Testing Frameworks: Proven track record of writing reliable unit and integration tests using industry-standard frameworks (e.g., xUnit, NUnit, or MSTest) to ensure zero-defect releases for critical systems.
  • Bachelor's degree, preferably in Computer Science, Information Technology, Computer Engineering, or related IT discipline; or equivalent experience
  • Limited immigration sponsorship may be available
  • Ability to travel 10%, on average, based on the work you do and the clients and industries/sectors you serve

Preferred

  • Domain Knowledge: Familiarity with specific FSI workflows, such as claim processing, underwriting life cycles, policy administration, or payment gateways.
  • Compliance Frameworks: Working knowledge of industry-specific data privacy frameworks such as PCI-DSS, GLBA, or SOX.
  • Cloud Architecture: Hands-on experience building, deploying, and scaling cloud-native applications in Microsoft Azure (App Services, Azure Functions, Cosmos DB) or AWS.
  • Containerization: Familiarity with Docker, Kubernetes, or similar container orchestration platforms. Analytical/ Decision Making Responsibilities
  • Analytical ability to manage multiple projects and prioritize tasks into manageable work products
  • Can operate independently or with minimum supervision
  • Excellent Written and Communication Skills
  • Ability to deliver technical demonstrations
Qualifications:

Are you an experienced, passionate pioneer in technology who wants to work in a collaborative environment? As an experienced Sr. .Net Full Stack Developer - Software Engineer III - you will have the ability to share new ideas and collaborate on projects as a consultant without the extensive demands of travel. If so, consider an opportunity with Deloitte under our Project Delivery Talent Model. Project Delivery Model (PDM) is a talent model that is tailored specifically for long-term, onsite client service delivery.

Work you'll do/Responsibilities  

As a Senior Full stack .NET Engineer, you will be responsible for designing, developing, and maintaining mission-critical web applications and scalable APIs. In this role, you will seamlessly bridge the gap between robust backend architecture and responsive, user-centric frontend interfaces. You will collaborate cross-functionally with product and engineering teams to deliver high-performance software solutions that drive operational efficiency and align with our strategic business objectives within the financial and insurance sectors.

  • Full-Lifecycle Development: Design, implement, and maintain scalable, fault-tolerant web applications using C#, .NET (Core / .NET 8), and modern web frameworks tailored for high-volume financial transactions.
  • Frontend Engineering: Develop responsive, accessible, and dynamic user interfaces using HTML5, CSS3, and JavaScript/TypeScript alongside leading component-based frameworks (e.g., Angular, React, or Vue.js).
  • API & Architecture Design: Architect RESTful APIs and microservices, writing highly optimized, clean, and testable code that strictly adheres to SOLID principles and standard design patterns.
  • Database Integration: Architect efficient database schemas, write advanced T-SQL queries, and utilize Object-Relational Mappers (e.g., Entity Framework Core) within Microsoft SQL Server to ensure ACID compliance across distributed systems.
  • Performance Tuning: Proactively optimize system performance, debug complex backend configurations, and resolve latency bottlenecks to meet strict Service Level Agreements (SLAs).
  • CI/CD & DevOps Collaboration: Support automated deployment pipelines by utilizing version control (Git) and building automation tools (e.g., Azure DevOps, GitHub Actions) with a focus on secure, compliant deployment practices.
  • Agile Collaboration & Quality Assurance: Participate actively in Agile ceremonies (daily stand-ups, sprint planning) and elevate team code quality through rigorous peer code reviews and architectural discussions.
  • Collaborate with cross-functional teams, participate in code reviews, and provide constructive feedback to uphold engineering standards and maintainable code.
  • Partner closely with product managers and interoperability (interop) leads to ensuring technical solutions aligning with healthcare needs and integration expectations.
  • Communicate regularly with Engagement Managers (Directors), project team members, and representatives from various functional and / or technical teams, including escalating any matters that require additional attention and consideration from engagement management
  • Independently and collaboratively lead client engagement workstreams focused on improvement, optimization, and transformation of processes including implementing leading practice workflows, addressing deficits in quality, and driving operational outcomes

The successful candidate would possess these skills:

  • Ability to work independently and collaborate as part of a team
  • Effective written and verbal communication skills
  • Meticulous attention to detail and quality of work product
  • Ability to build and sustain professional relationships 
  • Ability to lead projects or workstreams
  • Ability to manage and prioritize multiple tasks in a fast-paced and dynamic environment
  • Strong interpersonal skills and professional demeanor 
  • Ability to meet deadlines
  • Ability to provide clear guidance to others

The Team 

AI & Engineering leverages cutting-edge engineering capabilities to build, deploy, and operate integrated/verticalized sector solutions in software, data, AI, network, and hybrid cloud infrastructure. These solutions are powered by engineering for business advantage, transforming mission-critical operations. We enable clients to stay ahead with the latest advancements by transforming engineering teams and modernizing technology & data platforms. Our delivery models are tailored to meet each client's unique requirements.

Qualifications

Required

  • 6+ years of experience in .Net Full Stack Development
  • 6+ years of professional software engineering experience, including mandatory experience developing enterprise-grade applications in highly regulated industries (e.g., Financial Services, Insurance, or Banking)
  • Secure Coding Practices: Demonstrated expertise in secure software development lifecycles (SSDLC), mitigating OWASP Top 10 vulnerabilities, and handling sensitive data (PII/NPI) with rigorous encryption and compliance standards
  • Core Languages & Frameworks: Deep technical proficiency in C# and the .NET ecosystem (.NET Core / .NET 5+), with a strong command of Object-Oriented Programming (OOP) and asynchronous programming patterns.
  • Frontend Proficiency: Hands-on experience developing Single Page Applications (SPAs) using modern JavaScript/TypeScript frameworks.
  • Databases & Transactional Integrity: Expert-level knowledge of relational database design (Microsoft SQL Server), data access technologies (Entity Framework, ADO.NET), and ensuring data integrity across complex financial workflows.
  • Testing Frameworks: Proven track record of writing reliable unit and integration tests using industry-standard frameworks (e.g., xUnit, NUnit, or MSTest) to ensure zero-defect releases for critical systems.
  • Bachelor's degree, preferably in Computer Science, Information Technology, Computer Engineering, or related IT discipline; or equivalent experience
  • Limited immigration sponsorship may be available
  • Ability to travel 10%, on average, based on the work you do and the clients and industries/sectors you serve

Preferred

  • Domain Knowledge: Familiarity with specific FSI workflows, such as claim processing, underwriting life cycles, policy administration, or payment gateways.
  • Compliance Frameworks: Working knowledge of industry-specific data privacy frameworks such as PCI-DSS, GLBA, or SOX.
  • Cloud Architecture: Hands-on experience building, deploying, and scaling cloud-native applications in Microsoft Azure (App Services, Azure Functions, Cosmos DB) or AWS.
  • Containerization: Familiarity with Docker, Kubernetes, or similar container orchestration platforms. Analytical/ Decision Making Responsibilities
  • Analytical ability to manage multiple projects and prioritize tasks into manageable work products
  • Can operate independently or with minimum supervision
  • Excellent Written and Communication Skills
  • Ability to deliver technical demonstrations
Education:Bachelor's DegreeEmployment Type:

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