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Junior Software Developer Java Jobs in Missouri (NOW HIRING)

We are seeking a Senior Software Engineer with information security expertise to help design and ... Expert skills in programming languages such as Java or Python and in interfacing with a backend ...

Senior Java Developer

Saint Louis, MO

$55.75 - $71/hr

Project: working on encryption and decryption software for the switching network which is how they ... Technical requirements: -Java - api development -spring boot framework Soft skill requirements ...

... engineering, interfacing, integration of hardware and software systems to include an understanding ... Experience in Java development This position requires a TS/SCI clearance with a polygraph.

$93K - $120K/yr

Design, develop, and maintain scalable, high-performance backend applications using Java and modern software engineering practices. * Build secure, reliable, and maintainable services that support ...

... engineering, interfacing, integration of hardware and software systems to include an understanding ... Experience in Java development This position requires a TS/SCI clearance with a polygraph.

Java Developer

Saint Louis, MO · On-site

$49.50 - $64.25/hr

Company Description We specialize in Staffing, Consulting, Software Development, and Training along ... Unigroup is in need of a senior Java developer. They will be part of a 10+ person team developing ...

Java Developer- St Louis

Saint Louis, MO · On-site

$49.50 - $64.25/hr

Position- Java Developer Location- St Louis, MO Duration- Contract Rate- DOE • Strong Java developer with very good understanding of micro services. • Grasp of software engineering skills in ...

This role will work with programming languages to include C#/Java and JavaScript/TypeScript, Python, Shell scripting. * Creation and documentation of new and existing functionality within software ...

Sr. Java Developer

Saint Louis, MO · On-site

$55.75 - $71/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers ... Experience building software in a continuous integration environment like Jenkins or any other ...

Sr. Java Developer

Saint Louis, MO · On-site

$55.75 - $71/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers ... Experience building software in a continuous integration environment like Jenkins or any other ...

Sr. Java Developer

Saint Louis, MO · On-site

$55.75 - $71/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers ... Experience building software in a continuous integration environment like Jenkins or any other ...

We are hiring a Senior Software Engineer to help evolve our enterprise SSO platform within IAM. You ... Build secure RESTful APIs and backend services using Java, Go, or Python, and integrate with ...

We are hiring a Senior Software Engineer to help evolve our enterprise SSO platform within IAM. You ... Build secure RESTful APIs and backend services using Java, Go, or Python, and integrate with ...

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Junior Software Developer Java information

See Missouri salary details

$47.9K

$79.3K

$99.9K

How much do junior software developer java jobs pay per year?

As of Jun 19, 2026, the average yearly pay for junior software developer java in Missouri is $79,324.00, according to ZipRecruiter salary data. Most workers in this role earn between $67,800.00 and $90,000.00 per year, depending on experience, location, and employer.

What are some common challenges faced by Junior Software Developers working with Java, and how can they overcome them?

Junior Software Developers working with Java often encounter challenges such as understanding complex codebases, managing version control with tools like Git, and applying best practices for clean and efficient code. To overcome these obstacles, it's helpful to actively participate in code reviews, seek guidance from senior developers, and make use of online resources and documentation. Joining stand-up meetings and collaborating closely with teammates can also accelerate learning and help new developers adapt to the team's workflow.

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

To thrive as a Junior Software Developer (Java), you need a solid understanding of Java programming, algorithms, and object-oriented principles, often supported by a degree in computer science or related field. Familiarity with development tools like Eclipse or IntelliJ IDEA, version control systems such as Git, and knowledge of build tools like Maven or Gradle is often required. Strong problem-solving abilities, willingness to learn, and effective communication skills help junior developers collaborate and adapt quickly. These skills are crucial for building reliable software, integrating smoothly into development teams, and growing within the role.

What is the difference between Junior Software Developer Java vs Junior Software Developer Python?

AspectJunior Software Developer JavaJunior Software Developer Python
Required CredentialsBachelor's in CS or related field, Java certifications (optional)Bachelor's in CS or related field, Python certifications (optional)
Work EnvironmentEnterprise applications, backend development, large-scale systemsData analysis, scripting, web development, AI/ML projects
Employer & Industry UsageFinancial services, enterprise software, telecomTech startups, data science firms, research institutions
Common Search & ComparisonYesYes

Both roles typically require a bachelor's degree in computer science or related fields. Java developers often work on enterprise-level applications in industries like finance and telecom, while Python developers focus on data analysis, scripting, and AI projects in startups and research. The choice depends on your career interests and industry focus.

What does a Junior Software Developer Java do?

A Junior Software Developer Java is an entry-level programmer who specializes in building, testing, and maintaining software applications using the Java programming language. They typically work under the supervision of senior developers and contribute to coding, debugging, and documentation. Their responsibilities often include fixing bugs, writing unit tests, and collaborating with team members to deliver functional software solutions. This role is ideal for individuals who have a basic understanding of Java and are eager to gain professional experience in software development.
What cities in Missouri are hiring for Junior Software Developer Java jobs? Cities in Missouri with the most Junior Software Developer Java job openings:
Infographic showing various Junior Software Developer Java job openings in Missouri as of June 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $79,324 per year, or $38.1 per hour.
Javascript Senior Software Developer

Javascript Senior Software Developer

Walmart

Cassville, MO

$90K - $180K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 27 days ago


Walmart rating

6.0

Company rating: 6.0 out of 10

Based on 21,774 frontline employees who took The Breakroom Quiz

22nd of 39 rated national retailers


Job description

Position Summary...What you'll do...About Team:
At Walmart, we prioritize innovation and data security. Our team is dedicated to maintaining a secure operating environment and preserving the trust of our customers, associates, and stakeholders. We combine a range of services and expertise to prevent fraud, detect threats, and manage digital risk and access. Our focus is on mitigating attack risks, securing cloud transformation, and fostering a culture of security and reliability within our team The Information Security Services team works to protect, defend, and reduce risks across applications, platforms, infrastructure, and services to keep our assets and resources secure. We are seeking a Senior Software Engineer with information security expertise to help design and build secure, resilient services and AI-driven workflows for our Golden Path initiative, supporting enterprise security automation and compliance validations. This role is essential for lowering enterprise risk and boosting engineering productivity You’ll sweep us off our feet if…. 
  • You are an AI builder with expert software engineering skills and have begun creating applications and services using Agentic IDEs like Cursor and Windsurf.
  • You have experience in designing Agents and building MCP servers that support enterprise workflows, enable agentic communications and to integrate with other enterprise services.
  • You specialize in writing collectors and sensors to verify security controls across platforms, infrastructure, services, applications, and GIT repositories.
  • You have developed scalable APIs and data pipelines for gathering and aggregating security control data, using Java or Python.
  • You are accustomed to working collaboratively in a matrixed organizational structure.
  • You possess strong knowledge of the security domain, including vulnerabilities, security controls, and application security.
  • You have an in-depth understanding of service-to-service security and secure architectural patterns.
  • You have firsthand experience integrating with various security tools such as SAST, ASPM, and container scanners.
  • You are experienced in implementing telemetry and audit pipelines.
 
What you'll do:
  • Create and maintain secure APIs along with frameworks for service-to-service and Agentic communications.
  • Architect scalable, universally available backend systems that process and validate security control evidence.
  • Build resilient integrations across security tooling ecosystems (scanners, CI/CD, internal APIs).
  • Develop telemetry pipelines that help preserve audit integrity and traceability.
  • Build consumer APIs and aggregate data originating from telemetry signals and sensors, in a scalable backend database.
  • Write SQL queries or equivalent to ingest, update and retrieve data from the backend. 
  • Manage and support Agents, MCP servers, APIs, and infrastructure components that form part of our Security controls and Golden Path ecosystem.
  • Apply threat modeling and secure data handling principles to build and validate control effectiveness.
  • Incorporate AI-driven workflows that include safeguards for secure coding and compliance validation.
  • Collaborate with Product Security, Compliance, and Platform teams to automate thousands of security validation tasks.
  • Reduce security review cycle times while strengthening control consistency and audit defensibility.
What you'll bring:
  • As a Senior software engineer, experience in building scalable, resilient, secure enterprise application platforms using micro services, APIs, and backend technologies. 
  • Expert skills in programming languages such as Java or Python and in interfacing with a backend database using SQL queries.
  • Expert in database skills in data modeling, indexing, query optimization, data integrity enforcement, performance engineering, schema design, and data archival.
  • Working experience in Cloud solutions platforms and CI/CD pipeline. 
  • Knowledge of triaging and fixing bugs in a microservice, in tier architecture and in big data platforms. 
  • Demonstrated ability to learn new programming languages or technologies.
  • Flexibility in adapting to new areas of work, domain, and technical competencies. 
  • Awareness about information security domains, specifically application security with static security scanning, Software composition analysis, vulnerabilities, threats, and exploits. 
  • Good written and verbal communication skills.
  • Good analytical and critical thinking skills.

About Walmart Global Tech
Imagine working in an environment where one line of code can make life easier for hundreds of millions of people. That is what we do at Walmart Global Tech. We are a team of software engineers, data scientists, cybersecurity experts, and service professionals within the world’s leading retailers who make an epic impact and are at the forefront of the next retail disruption. People are why we innovate, and people power our innovations. We are people-led and tech-empowered. We train our team in the skillsets of the future and bring in experts like you to help us grow. We have roles for those chasing their first opportunity as well as those looking for the opportunity that will define their career. Here, you can kickstart an illustrious career in tech, gain new skills and experience for every industry, or leverage your expertise to innovate on a scale, impact millions, and reimagine the future of retail. Walmart’s culture is a competitive advantage, and it is fostered by being together. Working together in person allows us to collaborate, align quickly and innovate with greater speed. We use our campuses to create purposeful connection rooted in deepening understanding and investing in the development of our associates. Our hubs: Walmart is a global company with offices across the United States and around the world. Our global headquarters is in Bentonville, Arkansas, with primary hubs in the San Francisco Bay area and New York/New Jersey.
Benefits:
Benefits: Beyond our great compensation package, you can receive incentive awards for your performance. Other great rewards include 401(k) match, stock purchase plan, paid maternity and parental leave, PTO, multiple health plans, and much more.
Equal Opportunity Employer:
Walmart, Inc. is an Equal Opportunity Employer – By Choice. We believe we are best equipped to help our associates, customers, and the communities we serve live better when we really know them. That means understanding, respecting, and valuing unique styles, experiences, identities, ideas, and opinions – while being inclusive of all people.
The above information has been designed to indicate the general nature and level of work performed in the role. It is not designed to contain or be interpreted as a comprehensive inventory of all responsibilities and qualifications required by employees assigned to this job. The full Job Description can be made available as part of the hiring process. At Walmart, we offer competitive pay as well as performance-based bonus awards and other great benefits for a happier mind, body, and wallet. Health benefits include medical, vision and dental coverage. Financial benefits include 401(k), stock purchase and company-paid life insurance. Paid time off benefits include PTO (including sick leave), parental leave, family care leave, bereavement, jury duty, and voting. Other benefits include short-term and long-term disability, company discounts, Military Leave Pay, adoption and surrogacy expense reimbursement, and more. You will also receive PTO and/or PPTO that can be used for vacation, sick leave, holidays, or other purposes. The amount you receive depends on your job classification and length of employment. It will meet or exceed the requirements of paid sick leave laws, where applicable. For information about PTO, see https://one.walmart.com/notices. Live Better U is a Walmart-paid education benefit program for full-time and part-time associates in Walmart and Sam's Club facilities. Programs range from high school completion to bachelor's degrees, including English Language Learning and short-form certificates. Tuition, books, and fees are completely paid for by Walmart.
Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to a specific plan or program terms.
For information about benefits and eligibility, see One.Walmart.
Bentonville, Arkansas US-09050: The annual salary range for this position is $90,000.00 - $180,000.00
Herndon, Virginia US-10710: The annual salary range for this position is $108,000.00 - $216,000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include :
- Stock

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Minimum Qualifications...

Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications.

Bachelor’s degree in Computer Science, Information Technology, or related field and 5 years' experience in information technology within the past
10 years OR 7 years' experience in information technology or related field within the past 10 years.Preferred Qualifications...

Outlined below are the optional preferred qualifications for this position. If none are listed, there are no preferred qualifications.

Certified Intrusion analyst (GCIAs), GIAC Certified Enterprise Defender (GCED), Certified Geographic Information Systems Professional (GISP), GIAC Certified Incident Handler (GCIH), Certified Information Systems Security Professional (CISSP), Certified Information Systems Auditor (CISA), GIAC Security Essentials Certification (GSEC), and/or Security+ certification, Leading Technical Team, Mainframe Technology, Professional certification in information technology relevant to the job under consideration (for example, Java, C/C++, mainframe technologies, SAP, Microsoft .Net, business intelligence tools, SQL technology), Programming language or languages (for example, Java, C/C++, .NET, Rexx, Cobol, Powershell), SAP, SQL technology, Version control software (for example, Subversion, Git, Librarian), We value candidates with a background in creating inclusive digital experiences, demonstrating knowledge in implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards, assistive technologies, and integrating digital accessibility seamlessly. The ideal candidate would have knowledge of accessibility best practices and join us as we continue to create accessible products and services following Walmart’s accessibility standards and guidelines for supporting an inclusive culture.Primary Location...805 Se Moberly Ln, Bentonville, AR 72712, United States of AmericaWalmart and its subsidiaries are committed to maintaining a drug-free workplace and has a no tolerance policy regarding the use of illegal drugs and alcohol on the job. This policy applies to all employees and aims to create a safe and productive work environment.

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About Walmart

Sourced by ZipRecruiter

From our humble beginnings as a small discount retailer in Rogers, Ark., Walmart has opened thousands of stores in the U.S. and expanded internationally. Through innovation, we're creating a seamless experience to let customers shop anytime and anywhere online and in stores. We are creating opportunities and bringing value to customers and communities around the globe. Walmart operates approximately 10,500 stores and clubs in 19 countries and eCommerce websites. We employ 2.1 million associates around the world — nearly 1.6 million in the U.S. alone.

Industry

Retail and transportation and warehousing

Company size

10,000+ Employees

Headquarters location

Bentonville, AR, US

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