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Senior Full Stack Software Developer Jobs in Sun Prairie, WI

senior .net developer

Madison, WI

$55.50 - $70.50/hr

As a full stack engineer your contribution will have a direct impact on our customer experience and ... software development experience 3+ years of proven technical lead and architect experience ...

Sr. Software Engineer

Madison, WI · Remote

$155K - $165K/yr

Sr. Software Engineer Sr. Software Engineer Location: Madison, WI (Remote and Hybrid available for ... You will use the Microsoft tech stack to develop our next gen Analysis software utilized by our ...

Software Engineer II (Java)

Madison, WI · On-site

$136K - $204K/yr

As a full-stack developer, you will work across the stack, contributing to both the front-end and ... Executes creative software solutions, design, development, and technical troubleshooting with ...

Senior Staff Software Engineer

Madison, WI · On-site

$123K - $162K/yr

As a Senior Staff Software Engineer, you will enhance the platform by leading engineering efforts ... Required : • 8+ years working as a professional software developer • Experience architecting a ...

Full-Stack Engineer (Denari) Location: Madison, WI (Hybrid) Employment Type: Full-time About Denari Denari is building the modern software stack for accounting firms - an intelligent, AI-powered ...

Sr Software Engineer

Madison, WI · On-site

$106K - $145K/yr

We are seeking a Senior Software Engineer to join the team building the control system software for ... Support and debug all layers of the control stack from real-time embedded kernels to distributed ...

We are seeking a Senior Software Engineer to join the team building the control system software for ... Support and debug all layers of the control stack from real-time embedded kernels to distributed ...

The Software Engineer participates in requirements, design, development, integration, and testing of software systems used to create, store, optimize, and manage patient treatment plans. The Software ...

The Software Engineer participates in requirements, design, development, integration, and testing of software systems used to create, store, optimize, and manage patient treatment plans. The Software ...

Web Development Tutor

Madison, WI · Remote

$18 - $40/hr

Ability to explain client-server architecture, MVC patterns, and authentication while preparing students for full-stack development roles and software engineering careers. * Conceptual Teaching ...

Sr. Software Engineer

Madison, WI · On-site

$123K - $162K/yr

Position Overview As a Sr. Software Engineer, this seasoned professional will demonstrate ... Complete knowledge and full understanding of software development design and development, and ...

Sr. Software Engineer

Madison, WI

$123K - $162K/yr

Position Overview As a Sr. Software Engineer, this seasoned professional will demonstrate ... Complete knowledge and full understanding of software development design and development, and ...

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Senior Full Stack Software Developer information

See Sun Prairie, WI salary details

$23

$57

$83

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

As of Jul 13, 2026, the average hourly pay for senior full stack software developer in Sun Prairie, WI is $57.66, according to ZipRecruiter salary data. Most workers in this role earn between $47.93 and $66.44 per hour, depending on experience, location, and employer.

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 key skills and qualifications needed to thrive as a Senior Full Stack Software Developer, and why are they important?

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 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 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 cities near Sun Prairie, WI are hiring for Senior Full Stack Software Developer jobs? Cities near Sun Prairie, WI with the most Senior Full Stack Software Developer job openings:
Infographic showing various Senior Full Stack Software Developer job openings in Sun Prairie, WI as of July 2026, with employment types broken down into 85% Full Time, 3% Part Time, 1% Temporary, and 11% Contract. Highlights an 82% Physical, 3% Hybrid, and 15% Remote job distribution, with an average salary of $119,927 per year, or $57.7 per hour.
senior .net developer

$55.50 - $70.50/hr

Contractor

Medical, Dental, Vision, Life, Retirement

Re-posted 3 days ago


Job description

Company Description

Dellfor Technologies is founded by software professionals with fresh approach, and ideas empowering clients and partners in meeting the unique challenges created by transforming business needs. Our technical, domain expertise across obust solutions. We strive to prove ourselves from project inception through completion... Our technical, domain expertise across industries and process oriented approach enables clients to develop cost effective and robust solutions. We strive to prove ourselves from project inception through completion...



To succeed in the Dellfor technologies, you need exceptional connections - to the right experts, the right opportunities and the right answers. You'll find Dellfor Technologies right in the center of this ever-changing technological world - uncovering opportunities and connecting possibilities.



As a global provider of IT staffing services, Dellfor Technologies connects the very best IT professionals to great opportunities at leading companies. And we do it every single day - for both temporary and permanent assignments and across virtually all industries. We use our insight, flexibility and expanded resources to anticipate the needs of leading tech companies and help them make exceptional connections with top tech talent.


Job Description

As a full stack engineer your contribution will have a direct impact
on our customer experience and how we secure our customer's identity and
safeguard their account in the cloud.

C#, v 4. That has WPF and WCF

Any experience with cloud migration AWS or Azure is a big plus.

The
role will be involved from ideation to rollout, this includes
requirement analysis, design, coding, testing and production release.

Job Duties:

  • Write
    modular, secure, and well tested front-end code (JS, HTML, CSS),
    middle-tier services (C#, NodeJs), and persistent layer (SQL/NoSQL)
  • Participate in code reviews and documentations
  • Strong grasp of security principles and how they apply to web applications.
  • Use automated analysis tools to calculate scalability and performance of web solutions.
  • Computer Science, DataStructures, Algorithms, Memory Management
  • Strong understanding of OOP and modern design patterns using SOLID development practices
  • Strong knowledge of SOA in terms of design and implementation.
  • At least 5+ years of developing web application in the Microsoft .NET stack (WISA, WINS) C#, WPF
  • Recent 1+ years of developing web application in open source stack (MEAN, MERN)
  • 2+ years of writing code in JS (ES6), JQuery, HTML, CSS, C#
  • At Least 5+ years of developing Web APIs (REST)
  • Understanding of cross browser compatibility, HTTP/2 protocol
  • Experienced with build and packaging tools (Gulp, JSPM, NPM, Nuget)
  • Some understanding of web security framework (JWT, SAML, OAUTH)
  • Must have strong written and verbal skills in English
  • Preferred but not Required:
    • Deep understanding of UI/UX design
    • Aurelia Framework
    • Experience with developing large scale web applications that can handle 1K+ concurrent users per computing node.
    • Deploying SaaS related products.
    • Understanding of Web Application Security testing (OWASP
Qualifications

We are looking for a Senior .Net developer with minimum 8 years of industry experience in the following:
Experience with large scale projects with multiple touch points.
        Requirement gathering and analysis.
        Extremely detailed oriented.
        Ability to work with external teams and resolve road blocks.
        Strong experience developing ASP.NET MVC applications, SPA, responsive UI.
        Senior level experience in .Net, Entity Framework, SQL server platform.
        Strong JavaScript skills and experience utilizing frontend UI frameworks (bootstrap, Angular JS, Ember JS, etc.)
        Have an eye for visual layout, design, CSS3.
Technical Knowledge and Skills
Senior .Net Developer shall possess 7+ years technical knowledge and experience with most of the following systems, platforms, applications, and skills:
BS or MS in Computer Science or equivalent degree
        7+ years of software development experience
        3+ years of proven technical lead and architect experience
        Proficient in ASP.NET as well as ASP.NET MVC web frameworks
        Experienced with C#, Javascript, JQuery, AJAX, HTML, and CSS
        Development experience in an enterprise-class system with multi-tier architecture
        Must have .NET Web application architecture, design, & development experience
        Broad experience with .NET Framework 3.5 or above including WPF, WCF, & WF
        Expert in ASP.NET MVC, Web Forms, & Entity Framework
        Expert in ADO.NET / WFC Data Services and familiar with LINQ
        Expert with Design patterns, SOA design & web service development
        Strong experience in developing for high-availability clustered environments
        Working knowledge of Linux and Windows
        Strong communication and writing skills
        Comfortable working in a flexible Agile development environment
        Solid understanding of data warehouse concepts, data-marts & MDM.
        Should be able to write reports using various reports generation tools and languages
        Custom development utilizing Microsoft SharePoint, BizTalk, SSAS, SSIS, SSRS, MDM, and DQS  will be a plus
        Expert knowledge of SQL statements
        Prior experience in the insurance industry is a plus
        Microsoft certifications desirable
 


Additional Information

Highlights and benefits

  • We are a registered E verified company
  • Starting salary between $ 60,000 with regular increments
  • Free classroom skill enhancement program
  • Relocation allowance
  • Referral bonus
  • On the job support from experienced professionals in the relative field
  • Travel allowance
  • Insurance- Medical, dental, vision and 401K
  • Health Benefits through Carefirst BCBS (Blue Cross Blue Shield)
  • Company paid Life Insurance

Please respond with your resume. US Citizens and all other parties authorized to work in the US are encouraged to apply.


Job Type: Contract

Salary: $80,000.00 /year

Required education:

  • Bachelor's

Required experience:

  • Developer: 5-12year