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Custom Application Developer Jobs in Rochester, IL

senior java developer

Springfield, IL · On-site

$56.75 - $72.25/hr

Worked on Web application development using JavaScript, JSP, Servlets, JDBC, Struts, LDAP, JSF ... Developed different Web components such as JSPs, Ajax, JQuery, Servlets, Custom Tag Handlers and ...

... custom manufacturing solutions. By integrating a vast catalog of components with a world-class ... Build and maintain relationships with decision-makers and influencers across engineering ...

Custom Application Developer information

See Rochester, IL salary details

$16

$52

$84

How much do custom application developer jobs pay per hour?

As of Sep 10, 2026, the average hourly pay for custom application developer in Rochester, IL is $52.24, according to ZipRecruiter salary data. Most workers in this role earn between $41.97 and $60.10 per hour, depending on experience, location, and employer.

What is a custom application developer?

A Custom Application Developer is a professional who designs, builds, and maintains software applications tailored to meet the specific needs of an organization or client. Unlike off-the-shelf software, custom applications are developed from scratch or modified extensively to address unique business requirements, workflows, or integration needs. These developers work closely with stakeholders to understand their processes and create solutions that optimize operations, improve efficiency, and provide a competitive edge. Their role often involves coding, testing, debugging, and ongoing support for the applications they build.

What are the key skills and qualifications needed to thrive as a custom application developer?

To thrive as a Custom Application Developer, you need strong programming skills (e.g., Java, Python, or C#), a background in software engineering, and experience with application architecture and design. Familiarity with development frameworks, version control systems like Git, and sometimes certifications such as Microsoft Certified: Azure Developer Associate are commonly required. Effective problem-solving, communication, and collaboration skills help developers understand client needs and work efficiently in teams. These skills are crucial for delivering tailored, high-quality software solutions that meet diverse business requirements.

What are some common challenges faced by custom application developers when working with clients on bespoke software solutions?

Custom Application Developers often encounter challenges such as accurately capturing client requirements, managing scope changes, and ensuring timely communication throughout the development process. Since each project is unique, developers must be adept at quickly understanding different business domains and translating complex needs into technical specifications. Effective collaboration with clients and team members—such as UI/UX designers, testers, and project managers—is essential to deliver high-quality, tailored solutions that meet client expectations.

What is the difference between Custom Application Developer vs Software Engineer?

AspectCustom Application DeveloperSoftware Engineer
CredentialsBachelor's in CS or related field, certifications like Microsoft or OracleBachelor's or higher in CS or related field, similar certifications
Work EnvironmentDevelops tailored applications for specific clients or businessesDesigns and develops software solutions across various projects and industries
Employer & IndustryTech firms, consulting companies, businesses needing custom solutionsTech companies, startups, large enterprises, software firms
Search & Comparison IntentYes, often compared for development rolesCommonly compared with Custom Application Developer in software development

Both roles require similar technical skills and certifications, but a Custom Application Developer focuses on creating tailored solutions for specific clients, while a Software Engineer works on broader software projects across multiple domains. Understanding these differences helps in choosing the right career path or job search focus.

senior java developer

Springfield, IL • On-site

Dellfor Technologies
Technology, Communication and Media

$56.75 - $72.25/hr

Contractor

Medical, Dental, Vision, Life, Retirement

Re-posted 11 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

8 years of IT experience in analysis, design, implementation and
testing of Client/Server Applications, Web Based Applications using Java, J2EE Technologies and Object oriented programming Concepts. 
Worked on Web application development using JavaScript, JSP, Servlets,
JDBC, Struts, LDAP, JSF, Spring, JavaBeans, JMS, XML, HTML, XHTML, CSS,
AngularJS, Bootstrap, Prime Faces, UML, Oracle, SQL, MVC architecture. 
Developed different Web components such as JSPs, Ajax, JQuery,
Servlets, Custom Tag Handlers and Business components such as EJB, JMS,
and Web Services. 
Involved in Agile methodology and Waterfall model with respect to the successful development of the projects. 
Involved in design sessions, did analysis on requirements, participated
in task break downs and estimations sessions, assigned tasks to myself
and team members, participated in daily scrum, bi-weekly Sprint end
review and retrospect meetings. 
Played Scrum poker to properly assess the tasks and assigned work hours accordingly based on the inputs from team members. 
Good experience in implementing Object Oriented Design for developing
system in UML using IBM Rational Rose and Microsoft Visio. 
Good working experience with web/applications servers Apache Tomcat 7.0.37, JBoss 5.0, WebLogic 11g/12c. 
Expertise in various open source frameworks and tools like Adobe Flex SDK, JSF, Spring, Struts and Hibernate. 
Proficient in developing Model View Controller (MVC) Architecture based
applications using Struts, JSF, and Spring (including web flow)
Frameworks. 
Good experience in writing SQL Statements, stored
procedures Functions, Triggers and Cursors for database transactions and
Expertise in Query optimization. 
Experienced in design and connectivity of the Database using Oracle 9i/10g, SQL Server, MySQL. 
Good working knowledge in version control tools like SVN, CVS, GIT, Stash, and Team Foundation Server. 
Competence in using Java IDE tools of Eclipse, GGTS, Rational Application Developer (RAD), WebSphere Application Developer (WSAD) and Web Logic Workshop to develop dynamic web applications. 
Good working knowledge on JUNIT, SPOCK, TestNG, Jmeter and SOAP UI. 
Used Log4J to print the logging, debugging, warning information on the server console. 
Developed ANT and Maven scripts for dependency management and to build and deploy J2EE Applications. 
Experience in using tools like JIRA, Redmine, and Quality Center for updating development tasks. 
Strong experience in Understanding Business Applications, Business
Dataflow and Data relations from them. Exceptional ability to quickly
master new concepts and capable of working in-group as well as
independently. 
Excellent communication skills, exceptional problem
solving, strong programming abilities and a keen client need assessment
aptitude. 
Expertise in designing Relational Database Management
Systems using Oracle 10g/9i /8i/7i, IBM DB2 8.1/7.2, DB2 for z/OS, MySQL
5.0, SQL Server 7.0.

Qualifications

Must have:

  • A Bachelor's degree or equivalent experience.
  • Four or more years of relevant experience.
  • Experience
    with all phases of the Software Development Lifecycle, including system
    analysis, design, coding, testing, debugging and documentation.
  • Experience programing with Java/J2EE, Spring Framework, Hibernate Framework, JDBC.
  • Strong SQL experience.
  • Knowledge of front end development using Angular and bootstrap.
  • MQ or other messaging products experience.


Ideally, you'll also have:

  • Big data experience.
  • Teamwork & collaboration skills to work across organizations and lead cross-functional teams.
  • Problem solving skills to develop quick yet sound solutions to resolve complex issues.
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