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Junior Software Developer Jobs in Roxana, IL (NOW HIRING)

ECS

Junior Software Developer, Applications

O Fallon, IL · On-site

$62.50K - $81.20K/yr

Everforth ECS Federal is looking for a Junior software developer that develops, creates, and modifies general computer applications software or specialized utility programs. Analyze user needs and ...

MarketVolt

Software Developer

Saint Louis, MO

NET Software Developer / Software Engineer / Web Application Developer MarketVolt, LLC, a digital marketing software and services firm based in St. Louis, seeks a creative software developer who can ...

Marketvolt

Software Developer

Saint Louis, MO · On-site

NET Software Developer / Software Engineer / Web Application Developer MarketVolt, LLC, a digital marketing software and services firm based in St. Louis, seeks a creative software developer who can ...

Sovereign Technologies

Junior C# Developer

Saint Louis, MO · On-site

$65.10K - $84.60K/yr

Company Description The individual in the Programmer Analyst role is responsible for using technical skills and programming experience to define and program solutions to problems and requests of ...

Chenega MIOS

Mid Software Developer

O Fallon, IL

Req ID: 39480 Summary Mid Software Developer OFallon, IL Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking for a career where ...

The Timberline Group

Lead Software Developer

Saint Louis, MO · On-site

$112.80K - $141.50K/yr

The Lead IT Software Developer is a well-rounded expert on the team in Front-End frameworks (Aurelia, Angular and such) and Back-End (Microsoft SQL and C#/.NET). He / She is the go-to person for any ...

Chenega MIOS SBU

Mid Software Developer

O Fallon, IL · On-site

Chenega MIOS is seeking a Mid Software Developer to join their Foundation Solutions team in O'Fallon, IL. The role involves modifying existing GOTS code, integrating open-source software solutions ...

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Junior Software Developer information

See Roxana, IL salary details

$23K

$85.3K

$131.9K

How much do junior software developer jobs pay per year?

As of May 30, 2026, the average yearly pay for junior software developer in Roxana, IL is $85,326.00, according to ZipRecruiter salary data. Most workers in this role earn between $64,300.00 and $83,400.00 per year, depending on experience, location, and employer.

What Does a Junior Software Developer Do?

A junior software developer works on a development team writing and maintaining code for computer applications. As a junior software developer, your primary responsibilities are to learn the codebase, work on small bug fixes, and participate in paired programming with mid-level and senior developers. Junior software developers are entry-level positions, but as you gain experience and build up your programming skills, you will start to take on larger projects. Your job duties include attending and contributing to development team meetings, troubleshooting, patching computer code, and collaborating with other developers to create applications.

What are the key skills and qualifications needed to thrive as a Junior Software Developer, and why are they important?

To thrive as a Junior Software Developer, you need proficiency in programming languages (such as Python, Java, or JavaScript), algorithms, and problem-solving, often supported by a relevant degree or coding bootcamp experience. Familiarity with version control systems like Git, basic knowledge of databases, and experience with development frameworks are valuable technical assets. Strong communication, teamwork, and a willingness to learn help you adapt and contribute effectively in collaborative environments. These skills and qualities are essential for delivering reliable code, supporting team goals, and growing in a fast-evolving tech landscape.

What are some typical challenges a Junior Software Developer might face when starting out, and how can they overcome them?

Junior Software Developers often encounter challenges such as understanding large codebases, managing their time effectively between learning and delivering tasks, and adapting to new development tools or frameworks. To overcome these hurdles, it's helpful to actively seek guidance from more experienced team members, participate in code reviews, and make consistent use of documentation. Regular communication within the team and a willingness to ask questions can significantly speed up the learning process and help build confidence in your role.
More about Junior Software Developer jobs
What are the most commonly searched types of Software Developer jobs in Roxana, IL? The most popular types of Software Developer jobs in Roxana, IL are:
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What cities near Roxana, IL are hiring for Junior Software Developer jobs? Cities near Roxana, IL with the most Junior Software Developer job openings:
Junior Software Developer jobs near you
Junior Software Developer, Applications

Junior Software Developer, Applications

ECS

O Fallon, IL • On-site

$62.50K - $81.20K/yr

Full-time

Posted 10 days ago

Job description

Everforth ECS Federal is looking for a Junior software developer that develops, creates, and modifies general computer applications software or specialized utility programs. Analyze user needs and develop software solutions. Design software or customize software for client use with the aim of optimizing operational efficiency. May analyze and design databases within an application area, working individually or coordinating database development as part of a team. May collaborate directly with customers on requirements gathering and software issues. Assists with software manual creation and maintenance. Work is performed under supervision
  • CompTIA Security+ Certification (or ability to obtain within 6 months)
  • 0-3 years of development experience
  • Bachelor's degree or work experience substitute
  • Basic Knowledge of Java, HTML5 technologies, Spring, RHEL, SQL, JavaScript, XML, Agile methodologies, WebLogic, Gradle/Maven/Ant, Python.
  • Experience with or ability to learn ticketing system (ServiceNow)
  • Ability to follow documented processes, SOPs and escalation procedures
  • Basic troubleshooting skills and logical problem-solving ability
  • Knowledge of DoD transportation data and business practices
  • Ability to Design, Code and Test requirements usingLinux and Windows operating systems,
  • Knowledge of Server technologies like WebLogic, Tomcat and Apache and Container technologies like Docker, Kubernetes
  • Familiar with Version control systems like Git, Build and deployment orchestration tools like Jenkins and Build and package managers like Gradle and Artifactory
  • Experience scripting languages such as Python, BASH, Perl, Powershell
  • Knowledge of Configuration Management tools like Ansible, Puppet, Chef, Terraform
  • Experience writing Java, JavaScript, and SQL or PL/SQL
  • Experience developing Infrastructure as Code (IaC) and Configuration as Code (CaC)
  • Strong understanding of test-driven development and test automation to ensure adequate test coverage (unit, integration, system, load, functional and exploratory)
  • Able to work with the development manager and lead architect on architecture changes and understanding process and application design including grooming requirements in the architecture that were not provided in detail or not fully defined
  • Ability to manage workloads and the creation of program specifications from which the developers work and add them to the work tracker adding flowcharts, class diagrams, Entity Relationship Diagrams (ERDs), and a variety of other visual techniques (mockups) to clearly convey the meaning to the developer.
  • Able to work with development manager to manage backlogs, estimates and other SDLC requirements for development, provide estimates on requirements for iteration/build planning, and Integrate and deploy software in a complex architecture
  • Capable to review code, perform code reviews and code check-ins to ensure the integrity of commits, builds, etc.
  • Ability to learn, understand and refine the capabilities of other developers on the team including ability to mentor and coach intermediate and junior developers with constructive code reviews and code theory discussions

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