1

Web Application Developer Ii Jobs in O Fallon, IL

C# .NET Software Developer / Software Engineer / Web Application Developer MarketVolt, LLC, a ... The ideal candidate will have a solid educational background and ideally 2+ years of post-college ...

C# .NET Software Developer / Software Engineer / Web Application Developer MarketVolt, LLC, a ... The ideal candidate will have a solid educational background and ideally 2+ years of post-college ...

The Developer II will participate in all phases of the development process including design ... web applications. • Assist in the development of procedures, including unit-testing, that can be ...

The Developer II will begin to learn cross-disciplinary development skills in a full-stack ... Researches technical problems and suggests improvements for web applications. Assist in the ...

The Developer II will begin to learn cross-disciplinary development skills in a full-stack ... web applications. • Assist in the development of procedures, including unit-testing, that can be ...

UI Mobile Web Developer

Saint Louis, MO

$48.50 - $63.25/hr

At least 2 years experience in Production support and performance engineering. At least 1 year of experience in Responsive Web Design At least 1 year of experience in Single Page Application ...

UI Developer

Saint Louis, MO · On-site

$48.50 - $63.25/hr

... 2 Years of minimum experience required in React.js. Good Experience with JavaScript frameworks ... practices in web application user interface for web, desktop, mobile and tablet browsers.

MES Application Developer Location: St. Louis, MO Company: Fortune 100 Food & Beverage ... Hibernate, Entity Framework), DB/2, SQL Server, Angular 5, Power Apps & Azure Dev Ops * Willingness ...

MES Application Developer Location: St. Louis, MO Company: Fortune 100 Food & Beverage ... Hibernate, Entity Framework), DB/2, SQL Server, Angular 5, Power Apps & Azure Dev Ops * Willingness ...

Angular Developer

Saint Louis, MO · On-site +1

$53.25 - $65.25/hr

This person will work with user experience designers and application developers. This role will ... web application development experience in a professional environment * Strong front-end / UI ...

Fullstack Java Developer

Saint Louis, MO · On-site

$51 - $65.75/hr

Translates business requirements into technical details relevant to web application. * Familiarity ... Experience in design and engineering of REST/SOAP based web services. * Should have experience ...

Senior Software Engineer

Saint Louis, MO · On-site +1

$114K - $151K/yr

The Senior Software Engineer designs, builds, and maintains the technical systems and application ... Architect, build, and maintain web application infrastructure and the data systems that support ...

Senior Software Engineer

Saint Louis, MO · On-site +1

$114K - $151K/yr

The Senior Software Engineer designs, builds, and maintains the technical systems and application ... Architect, build, and maintain web application infrastructure and the data systems that support ...

Showing results 21-40

Web Application Developer Ii information

See O Fallon, IL salary details

$20.5K

$91.9K

$142.7K

How much do web application developer ii jobs pay per year?

As of Aug 11, 2026, the average yearly pay for web application developer ii in O'Fallon, IL is $91,894.00, according to ZipRecruiter salary data. Most workers in this role earn between $73,700.00 and $111,500.00 per year, depending on experience, location, and employer.

How does a Web Application Developer II typically collaborate with designers and backend developers during a project?

As a Web Application Developer II, you will often act as a bridge between UI/UX designers and backend developers. You’ll work closely with designers to translate wireframes and mockups into interactive, functional web components, ensuring design fidelity and usability. Simultaneously, you’ll collaborate with backend teams to integrate APIs, manage data flow, and troubleshoot issues that arise during development. Effective communication and teamwork are crucial in this role, as you’ll regularly participate in stand-ups, code reviews, and sprint planning sessions to ensure seamless project delivery.

What does a Web Application Developer II do?

A Web Application Developer II is a mid-level software professional who designs, develops, tests, and maintains web-based applications. They work closely with other developers, designers, and stakeholders to implement new features, optimize performance, and fix bugs. This role typically requires a solid understanding of programming languages like JavaScript, HTML, and CSS, along with backend technologies such as Node.js, PHP, or Python. Web Application Developer IIs are also expected to follow best coding practices and may mentor junior developers.

What are the key skills and qualifications needed to thrive as a Web Application Developer II?

To thrive as a Web Application Developer II, you need strong proficiency in programming languages such as JavaScript, HTML, CSS, and backend frameworks, often supported by a relevant degree or equivalent experience. Familiarity with version control systems like Git, cloud platforms, and modern development tools such as React or Angular is typically required. Effective problem-solving, collaboration, and communication skills help developers excel in team-based environments and adapt to changing project needs. These skills ensure the timely delivery of robust, user-friendly web applications and facilitate seamless teamwork in dynamic tech settings.
What are popular job titles related to Web Application Developer Ii jobs in O'Fallon, IL? For Web Application Developer Ii jobs in O'Fallon, IL, the most frequently searched job titles are:
What job categories do people searching Web Application Developer Ii jobs in O'Fallon, IL look for? The top searched job categories for Web Application Developer Ii jobs in O'Fallon, IL are:
Infographic showing various Web Application Developer Ii job openings in O'Fallon, IL as of August 2026, with employment types broken down into 82% Full Time, 14% Part Time, and 4% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $91,894 per year, or $44.2 per hour.

Web Developer - Senior with Security Clearance

DecisionPoint Corporation

Scott Air Force Base, IL • On-site

Other

Re-posted 3 days ago


Job description

Overview DecisionPoint seeks a Web Developer - Senior to provide web, SharePoint, and portal support for SDDC G6 under the GITSS program. This position supports web-based portals and interfaces that provide office automation, collaboration, command information distribution, staffing tools, and information sharing across the SDDC community. The Web Developer - Senior will support requirements analysis, development, configuration, troubleshooting, maintenance, user support, documentation, and compliance activities for SDDC web and SharePoint environments. This position is located at HQ SDDC, Scott Air Force Base, IL. Note: By applying to this position, you acknowledge and consent to having your resume included in an active competitive government contract bid. Duties & Responsibilities The Senior Web Developer will: * Develop, maintain , configure, and troubleshoot SDDC web-based portals, interfaces, and collaboration tools. * Support SharePoint sites, pages, lists, libraries, workflows, permissions, and related web functionality. * Gather user requirements and translate business or administrative process needs into web-based IT solutions. * Provide support for command information distribution, collaboration tools, staffing tools, and public/ private information interfaces. * Maintain web content, site structure, navigation, user access, and operational functionality. * Coordinate with Government leads, cybersecurity staff, systems administrators, and customers to support secure web operations. * Support web application documentation, SOPs, technical guides, and configuration records. * Assist with STIG, ATO/C&A, cybersecurity, access control, records management, and compliance requirements. * Troubleshoot production issues and coordinate resolution with system, database, network, and cybersecurity teams. * Support testing, deployment, change management, and sustainment of web solutions. Qualifications Clearance Requirement: * Must hold an active Secret clearance. * Must be eligible to obtain and maintain required Common Access Card (CAC), facility access, system access, and Government network access. Education: * Bachelor's degree in Computer Science , Information Technology, Web Development, Software Engineering, or related discipline. Experience: * Minimum 8 years of web development, SharePoint development, portal administration, or web application support experience. * Experience supporting DoD or federal web environments preferred. * Experience developing or maintaining SharePoint-based collaboration tools and office automation solutions. * Experience supporting secure web applications, access controls, documentation, and production troubleshooting. Technical Knowledge: * Knowledge of SharePoint, web content management, HTML/CSS, JavaScript, Power Platform, workflows, permissions, and site administration. * Familiarity with cybersecurity, STIGs, RMF/ATO support, records management, and DoD web compliance requirements. * Ability to support web application sustainment across development, testing, deployment, and operations. Certifications (Preferred): * DoD 8140 / 8570 certification as required by final labor category mapping. * Microsoft, SharePoint, Power Platform, Security+, ITIL, or equivalent certification preferred. Skills: * Strong requirements analysis and customer engagement skills. * Ability to troubleshoot web and SharePoint issues in a secure enterprise environment. * Strong documentation and change management discipline. * Ability to coordinate across web, system, database, cyber, and customer support teams. Our Equal Employment Opportunity Policy * EEO and Affirmative Action Policy: DecisionPoint Corporation is an Equal Employment Opportunity and Affirmative Action employer. It is the policy of DecisionPoint Corporation to provide equal employment opportunity in accordance with all applicable Equal Employment Opportunity/Affirmative Action laws, directives and regulations to all employees and qualified applicants without regard to race, ethnicity, color, religion, national origin, sex, age, disability status, pregnancy, sexual orientation, gender identity, genetic information, protected veteran status, or any other protected status under Federal, State or Local laws. * Pay Transparency Policy: In accordance with Presidential Executive Order 13665, DecisionPoint Corporation will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information. * Authorization to Share Resume and Personal Information: By expressing your interest and submitting your resume for this position, you authorize DecisionPoint Corporation to share your resume, as well as personal information included on the resume, with its subsidiaries, affiliates and teaming partners for the purpose of considering you for this position and other available positions requiring comparable skills, education and experience. Should DecisionPoint Corporation. or its affiliates and teaming partners wish to initiate pre-employment discussions, you will be asked to complete an employment application and related employment documents.