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Senior Full Stack Developer Jobs in Fairview Heights, IL

Booz Allen Hamilton

AWS Full Stack Engineer

Arnold, MO · On-site

$99K - $225K/yr

As a senior full stack developer at Booz Allen, you'll use your passion to master new tools and techniques and identify needed system improvements. You'll help clients overcome their most difficult ...

Leidos

Journeyman Full Stack Developer

Saint Louis, MO · On-site

$69K - $125K/yr

The Leidos National Solutions Division has an exciting opportunity for a Journeyman Full Stack Engineer to assist with the software development, maintenance, integration, deployment, and sustainment ...

Leidos

Journeyman Full Stack Developer

Saint Louis, MO

$69K - $125K/yr

The Leidos National Solutions Division has an exciting opportunity for a Journeyman Full Stack Engineer to assist with the software development, maintenance, integration, deployment, and sustainment ...

Synthesis Systems

Full Stack Java Developer

Creve Coeur, MO · On-site

$49.25 - $63.50/hr

The Full Stack Developer provides frontend and backend development support. The successful candidate will also provide best practices to design single-page architecture (SPA) applications and micro ...

Synthesis Systems

Full Stack Java Developer

Creve Coeur, MO · On-site

$49.25 - $63.50/hr

The Full Stack Developer provides frontend and backend development support. The successful candidate will also provide best practices to design single-page architecture (SPA) applications and micro ...

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Senior Full Stack Developer information

See Fairview Heights, IL salary details

$24

$59

$86

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

As of Aug 26, 2026, the average hourly pay for senior full stack developer in Fairview Heights, IL is $59.30, according to ZipRecruiter salary data. Most workers in this role earn between $49.33 and $68.32 per hour, depending on experience, location, and employer.

What is a senior full stack developer?

Senior Full Stack Developers are experienced professionals who design, develop, and maintain both the front-end and back-end components of web applications. They are proficient in multiple programming languages and frameworks, enabling them to handle servers, databases, APIs, and user interfaces. In addition to coding, they often lead development teams, make architectural decisions, and ensure software quality and scalability. Their expertise allows them to oversee the entire application lifecycle, from concept to deployment.

How does a senior full stack developer typically collaborate with cross-functional teams during a project lifecycle?

As a Senior Full Stack Developer, you'll frequently collaborate with designers, product managers, QA engineers, and other developers to deliver end-to-end solutions. You'll be involved in requirements discussions, offer technical guidance, and help align frontend and backend development with business goals. Your role often includes code reviews, mentoring junior team members, and ensuring seamless integration across various systems. This collaborative environment encourages knowledge sharing and innovation while ensuring project success.

What are the key skills and qualifications needed to thrive as a senior full stack developer, and why are they important?

To thrive as a Senior Full Stack Developer, you need advanced proficiency in both front-end and back-end programming languages, frameworks, and a solid understanding of software architecture, usually supported by a relevant degree and several years of experience. Mastery of tools such as Git, Docker, CI/CD systems, and cloud platforms like AWS or Azure is typically required, alongside familiarity with databases and version control systems. Strong problem-solving abilities, leadership, effective communication, and collaboration skills set exceptional developers apart. These skills and qualities are crucial for delivering robust, scalable solutions while mentoring teams and efficiently bridging gaps between client requirements and technical implementation.

What is the difference between Senior Full Stack Developer vs Backend Developer?

AspectSenior Full Stack DeveloperBackend Developer
Required SkillsProficiency in both frontend and backend technologies, such as JavaScript, HTML, CSS, and server-side languages like Node.js, Python, or JavaSpecialized in server-side development, working with languages like Java, Python, Ruby, or PHP, and database management
Work EnvironmentCollaborates across frontend and backend teams, often involved in full project lifecycleFocuses primarily on backend systems, APIs, and database integration
Common UsageUsed in roles requiring full project oversight and versatile development skillsUsed in roles focused on server-side logic, database management, and API development

The main difference is that a Senior Full Stack Developer handles both frontend and backend development, providing a comprehensive approach to projects, while a Backend Developer specializes solely in server-side logic and database management. Both roles require strong programming skills, but the Full Stack Developer's expertise spans the entire technology stack.

What cities near Fairview Heights, IL are hiring for Senior Full Stack Developer jobs?

Cities near Fairview Heights, IL with the most Senior Full Stack Developer job openings:

Senior Full Stack Developer jobs near you
Infographic showing various Senior Full Stack Developer job openings in Fairview Heights, IL as of August 2026, with employment types broken down into 71% Full Time, and 29% Contract. Highlights an 100% In-person job distribution, with an average salary of $123,339 per year, or $59.3 per hour.

Sr. Full Stack Engineer

Saint Louis, MO • Remote

Stellar IT Solutions LLC
IT Services • 51 - 200 employees
Learn more about Stellar IT Solutions LLCexternal

$65 - $70/hr

Contractor

Posted 6 days ago

Job description

Sr. Full Stack Engineer

Remote

Long Term Contract

We are seeking a Senior Full Stack Engineer with strong experience building modern enterprise applications using C#/.NET 8, ASP.NET Core, EF Core, SQL Server, Angular, TypeScript, and Azure. The ideal candidate will have hands-on experience with Clean Architecture, DDD, CQRS/MediatR, and AI-assisted development tools.


Key Responsibilities & Requirements

  • Develop scalable full-stack applications using .NET 8, ASP.NET Core, EF Core, and SQL Server.
  • Apply Clean Architecture, Domain-Driven Design (DDD), and CQRS/MediatR patterns.
  • Build and integrate Azure services including Service Bus, Key Vault, Azure AD, and Table Storage.
  • Develop modern front-end applications using Angular 14+ and TypeScript.
  • Effectively leverage AI development tools such as Devin.AI, Claude, Rovo, and similar tools.
  • Work within environments using Azure DevOps CI/CD, xUnit, and legacy monolith-to-microservices modernization.


Nice to Have:

  • Single-SPA / Micro Frontends
  • Kendo UI
  • EBICS
  • Octopus Deploy
  • Liquid Templates