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Junior Software Programmer Jobs in Missouri (NOW HIRING)

Interco is seeking a talented Junior Software Developer with a strong background in JavaScript and React.js to contribute to an innovative Enterprise Resource Planning (ERP) project. In this role ...

Interco is seeking a talented Junior Software Developer with a strong background in JavaScript and React.js to contribute to an innovative Enterprise Resource Planning (ERP) project. In this role ...

Software Engineer IV Job Location: Remote Job Type: 6-12+ Months Job Details: We are seeking a ... Mentor junior engineers and contribute to team growth through knowledge sharing and technical ...

Junior C# Developer

Saint Louis, MO · On-site

$65K - $84K/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 ...

Lead Software Engineer

O Fallon, MO · On-site

$120 - $190/hr

We have partnered with our client in their search for a Lead Software Engineer in O'Fallon, MO ... Guides and mentors junior team members through on-the-job experiences, reviewing work and fostering ...

Senior Software Engineer

O Fallon, MO · On-site

$114K - $151K/yr

Role As a Senior Software engineer, you will be responsible for development, deployment support, owning the delivery of user stories, mentoring junior team members, and performing code reviews. This ...

Senior Software Engineer

O Fallon, MO · On-site

$114K - $151K/yr

Role As a Senior Software engineer, you will be responsible for development, deployment support, owning the delivery of user stories, mentoring junior team members, and performing code reviews. This ...

... junior developers, sharing knowledge and promoting best practices. Percentage of time spent on duties will be as follows: • Software development including database design, solution architecture ...

Net developer to build software using languages and technologies of the .NET framework. You will ... Able to assist and mentor junior level .NET developers Experience: * 3-6 years experience in .NET ...

Experienced Software Engineer Company: The Boeing Company Boeing Global Services is currently ... Mentor junior engineers and foster innovation within the team Basic Qualifications (Required Skills ...

Experienced Software Engineer Company: The Boeing Company Boeing Global Services is currently ... Mentor junior engineers and foster innovation within the team Basic Qualifications (Required Skills ...

Experienced Software Engineer Company: The Boeing Company Boeing Global Services is currently ... Mentor junior engineers and foster innovation within the team Basic Qualifications (Required Skills ...

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Junior Software Programmer information

See Missouri salary details

$7

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How much do junior software programmer jobs pay per hour?

As of Aug 10, 2026, the average hourly pay for junior software programmer in Missouri is $25.28, according to ZipRecruiter salary data. Most workers in this role earn between $15.34 and $31.11 per hour, depending on experience, location, and employer.

What are some common challenges a junior software programmer might face during their first year on the job?

In their first year, Junior Software Programmers often encounter challenges such as adapting to new codebases, understanding development workflows, and balancing learning with productivity. They may also find it difficult to communicate technical issues clearly to team members or to estimate how long a task will take. However, most teams provide mentorship and regular feedback to help new programmers grow and integrate smoothly with the team’s processes.

What is a junior software programmer?

A Junior Software Programmer is an entry-level professional responsible for writing, testing, and maintaining code under the guidance of more experienced developers. They typically work on specific tasks or small projects, learning industry practices and programming languages on the job. Junior programmers often collaborate with other team members to develop software solutions and resolve bugs, gaining experience as they grow into more advanced roles.

What are the key skills and qualifications needed to thrive as a junior software programmer?

To thrive as a Junior Software Programmer, you need a solid understanding of programming fundamentals, typically demonstrated by a degree in computer science or related field and experience with languages like Python, Java, or C++. Familiarity with version control systems (such as Git), basic debugging tools, and integrated development environments (IDEs) is also important. Strong problem-solving abilities, attention to detail, and effective communication are essential soft skills that help you learn quickly and collaborate with team members. These skills ensure you can contribute to codebases efficiently, adapt to new technologies, and support team goals in a fast-evolving technical environment.

What is the difference between Junior Software Programmer vs Junior Web Developer?

AspectJunior Software ProgrammerJunior Web Developer
Required SkillsProgramming languages (e.g., Java, C++, Python), software development fundamentalsHTML, CSS, JavaScript, basic backend knowledge
Work EnvironmentSoftware companies, tech firms, development teamsWeb agencies, tech startups, freelance projects
Common UsageDeveloping software applications, system toolsBuilding websites, web applications

Junior Software Programmers focus on developing software applications and systems using programming languages, often working in software or tech companies. Junior Web Developers specialize in creating websites and web-based applications, typically working in web agencies or startups. While both roles require basic coding skills, their focus areas and tools differ, making each suitable for different career paths within the tech industry.

What are the most commonly searched types of Software Programmer jobs in Missouri? The most popular types of Software Programmer jobs in Missouri are:
What are popular job titles related to Junior Software Programmer jobs in Missouri? For Junior Software Programmer jobs in Missouri, the most frequently searched job titles are:
What cities in Missouri are hiring for Junior Software Programmer jobs? Cities in Missouri with the most Junior Software Programmer job openings:
Infographic showing various Junior Software Programmer job openings in Missouri as of August 2026, with employment types broken down into 1% Internship, 90% Full Time, 6% Part Time, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $52,592 per year, or $25.3 per hour.

Junior Software Developer

Interco

Saint Louis, MO

$60K - $65K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 13 days ago


Job description

Company Description

Interco is a global metals trading and recycling company headquartered in St. Louis with facilities in Missouri and Illinois. The company buys, sells, and processes nonferrous metals and electronics scrap worldwide utilizing established partnerships with end consumers in the United States, Europe, Latin America, and Asia.

Job Description

Interco is seeking a talented Junior Software Developer with a strong background in JavaScript and React.js to contribute to an innovative Enterprise Resource Planning (ERP) project. In this role, the successful candidate will take the lead in crafting and executing sophisticated user interfaces for the company’s ERP software, aiming to deliver an unparalleled user experience. The Software Developer will collaborate with development team members and management to ensure projects align with the needs of the company. This role involves turning project requirements into functional, visually captivating interfaces that solve problems, optimize workflows, and provide valuable data that offers real-time business insight. Join Interco to be at the forefront of developing solutions that redefine efficiency and impact in ERP systems. 

Responsibilities Include 

  • Develop responsive and user-friendly front-end interfaces for our ERP software using JavaScript, HTML, CSS, and React.js. 
  • Collaborate with development team to design, consume, and integrate RESTful APIs that retrieve and update data from PostgreSQL backends. 
  • Work closely with UI/UX designs to translate wireframes and mockups into functional user interfaces, ensuring consistency with design guidelines and best practices. 
  • Participate in defining API contracts, perform contract and integration debugging, and collaborate on end-to-end testing. Collaborate on CI/CD pipelines and use containerized development environments. 
  • Write and maintain technical documentation. 
  • Implement and maintain reusable components and libraries to streamline development and ensure consistency across ERP software. 
Qualifications
  • Bachelor’s degree in Computer Science, Software Engineering, or a related field. 
  • Proven experience as a Software Developer, building complex web applications or ERP systems with a portfolio representative of a strong technical acumen. 
  • Proficiency in front-end technologies such as HTML5, CSS3, JavaScript, and various front-end frameworks (e.g., React, Angular, Vue.js) with a solid understanding of responsive design principles. 
  • Practical experience consuming and integrating RESTful APIs; experience building RESTful APIs with FastAPI is a plus. 
  • Solid working knowledge of PostgreSQL (writing queries, schema design, indexing, migrations) 
  • Experience with version control systems and collaboration tools such as Git and Figma. 
  • Strong problem-solving skills and attention to detail to identify and resolve issues effectively. 
  • Excellent communication and teamwork skills to collaborate with cross-functional teams effectively. 

Additional Information
  • $60,000-$65,000 
  • Salary plus annual performance review and bonus 
  • 401(k) with generous company match after one year 
  • Paid vacation Christmas Eve through – New Year’s Day for all employees 
  • Accelerated paid Vacation time 
  • Company paid $25K life insurance policy 
  • 100% Company-paid Short-Term Disability, Long-Term Disability 
  • 100% Company-paid Medical, Dental, Vision 

As a matter of company policy, the Company does not sponsor employment visas or hire from out of the USA nor does the company sponsor candidates who do not currently reside within the USA without an existing H-1B visa. 

This job description is designed to provide a general overview of the requirements of the job and does not entail a comprehensive listing of all activities, duties or responsibilities that will be required. Interco reserves the right to modify this job description at any time, including assigning or reassigning job duties or eliminating this position at any time.  

Candidate information will be kept confidential according to EEO guidelines.  

Work remotely: No  

www.intercojobs.com  

Company Information  

Interco has been recycling computers, batteries, metals, and electronics with a focused track record of innovation and integrity since 1996. The company specializes in the placement of smelter-ready materials catering to commercial, industrial, dealer, and government organizations nationwide.   

The Interco recycling facilities are separated into three departments: nonferrous metals, computers and electronics, and battery processing. The nonferrous facility is located on the 40-acre main campus in Madison (IL) while the computers and electronics are processed in Edwardsville where the Administrative and some logistics offices are located. The commercial department is located on The Hill in St. Louis.  

www.intercojobs.com