Explore 4 java developer jobs from 4 hiring companies in Monon, IN, US. Filter by remote, salary, experience, and company, then open any listing to apply.

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Java Developer Jobs

Amentum

Cleveland-Cliffs

Landis+Gyr

Subaru of Indiana Automotive

Onsite

Amentum is seeking a Mid-Level or Senior Level Software Engineer to support  the design, testing, and fielding of advanced automated test system solutions for Naval Aviation activities. The Mid-Level Software Engineer will contribute to the development of hardware and software capabilities used to support organizational, intermediate, and depot-level maintenance of Airborne Electronic Attack (AEA) systems. The role focuses on creating and sustaining software solutions for automated test program sets (TPS) and operational test program sets (OTPS) used in depot maintenance and flight line verification environments.Job Duties and Responsibilities: Develop, integrate, test, and maintain software for automated test systems and TPS applications supporting AEA systems<ul><li>Collaborate with multidisciplinary engineering teams to design and implement software solutions for test and evaluation environments</li><li>Support development of Fleet OTPS and flight line operational verification test systems</li><li>Participate in requirements analysis, system design, code reviews, and verification/validation activities</li><li>Troubleshoot and resolve software defects in test systems and depot support tools</li><li>Develop and maintain technical documentation, including software design documents and test procedures</li><li>Support system integration, fielding, and sustainment activities</li><li>Ensure compliance with applicable engineering standards, cybersecurity requirements, and configuration management processes</li></ul>Required Qualifications:<ul><li>Bachelor’s degree in Computer Science, Software Engineering, Electrical Engineering, or a related technical field</li><li>3–7 years of professional software development experience</li><li>Proficiency in one or more programming languages such as C/C&#43;&#43;, C#, Python, or Java</li><li>Experience with automated test systems, embedded systems, or hardware/software integration</li><li>Familiarity with software development lifecycle processes and version control tools</li><li>Strong analytical, troubleshooting, and problem-solving skills</li><li>Ability to work effectively in a team environment and communicate technical concepts clearly</li><li>Must be able to obtain and maintain a US Government Secret Clearance. Please note US Citizenship is required to obtain a Secret Clearance.</li></ul>Preferred Qualifications:<ul><li>Active Secret Clearance</li><li>Experience with TPS/OTPS development or automated test equipment</li><li>Knowledge of avionics or electronic warfare systems</li><li>Familiarity with lab instrumentation and test interfaces</li><li>Experience working in defense or aerospace environments</li><li>Understanding of Agile or DevSecOps development practices</li></ul>       Compensation Details:$120,000-$200,000       The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws. Benefits Overview:Our health and welfare benefits are designed to support you and your priorities. Offerings include:<ul><li>Health, dental, and vision insurance</li><li>Paid time off and holidays</li><li>Retirement benefits (including 401(k) matching)</li><li>Educational reimbursement</li><li>Parental leave</li><li>Employee stock purchase plan</li><li>Tax-saving options</li><li>Disability and life insurance</li><li>Pet insurance</li></ul> Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O&#39;Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.       Original Posting:04/08/2026 - Until FilledAmentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.       Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed,  marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at <a href="https://postings.govdocs.com/#/vxSkbztPuAwwxfs" target="_blank">Labor Laws Posters</a>.

Mid-Level/Senior Level Software Engineer

Software Engineer

Bachelor's in a related field; 3–7 years’ software development; proficiency in C/C++, C#, Python, or Java; experience with automated test systems; ability to obtain US Secret Clearance.

Software Application Developer – IT Systems Development
Information Technology
Position Summary:
Software Application Developers design, build, implement, and maintain business-facing software applications to meet organizational needs. Software Application Developers maintain and support both new and existing applications to enhance function and maintain or improve performance, in addition to identifying opportunities for automation. This role will build solutions to directly support the day-to-day operations of the organization.
 
Outline of Duties: 
<ul style="margin-bottom:0.0in;margin-top:0.0px">
<li style="margin:0.0in 0.0in 0.0in 0.0px;font-size:11.0pt;font-family:Calibri, sans-serif">Collaborate with SIA management and business users to define system requirements and specifications</li>
<li style="margin:0.0in 0.0in 0.0in 0.0px;font-size:11.0pt;font-family:Calibri, sans-serif">Write program code to translate requirements for user-friendly interfaces and services into functioning applications</li>
<li style="line-height:115%;margin:0.0in 0.0in 1.0E-4pt 0.0px;font-size:11.0pt;font-family:Calibri, sans-serif">Integrate applications with enterprise systems and develop APIs to ensure smooth data exchange across systems</li>
<li style="line-height:115%;margin:0.0in 0.0in 1.0E-4pt 0.0px;font-size:11.0pt;font-family:Calibri, sans-serif">Produce efficient, readable code that satisfies requirements and meets industry, SIA, and team standards</li>
<li style="line-height:115%;margin:0.0in 0.0in 1.0E-4pt 0.0px;font-size:11.0pt;font-family:Calibri, sans-serif">Conduct thorough testing including unit, integration, and user acceptance testing.</li>
<li style="line-height:115%;margin:0.0in 0.0in 1.0E-4pt 0.0px;font-size:11.0pt;font-family:Calibri, sans-serif">Provide ongoing support for custom applications and troubleshoot issues with minimal disruption to critical business operations</li>
<li style="line-height:115%;margin:0.0in 0.0in 1.0E-4pt 0.0px;font-size:11.0pt;font-family:Calibri, sans-serif">Modify software to fix errors, improve performance, or upgrade interfaces</li>
<li style="line-height:115%;margin:0.0in 0.0in 1.0E-4pt 0.0px;font-size:11.0pt;font-family:Calibri, sans-serif">Lead and/or support continuous improvement activities to improve application functionality and performance</li>
<li style="line-height:115%;margin:0.0in 0.0in 1.0E-4pt 0.0px;font-size:11.0pt;font-family:Calibri, sans-serif">Deliver ad hoc reports and data extracts as needed</li>
<li style="line-height:115%;margin:0.0in 0.0in 8.0pt 0.0px;font-size:11.0pt;font-family:Calibri, sans-serif">All other duties as assigned</li>
</ul>
Minimum Qualifications:
<ul style="margin-bottom:0.0in;margin-top:0.0px">
<li style="margin:0.0in 0.0in 0.0in 0.0px;font-size:11.0pt;font-family:Calibri, sans-serif"><a name="_Hlk65049645"></a>Bachelor’s Degree in Computer Science, related field, or equivalent experience</li>
</ul>
 
Desired Qualifications:
<ul style="margin-bottom:0.0in;margin-top:0.0px">
<li style="margin:0.0in 0.0in 0.0in 0.0px;font-size:11.0pt;font-family:Calibri, sans-serif">Master’s Degree in Computer Science, related field, or equivalent experience</li>
<li style="margin:0.0in 0.0in 0.0in 0.0px;font-size:11.0pt;font-family:Calibri, sans-serif">Proficiency with modern front-end frameworks (Angular, React, etc.)</li>
<li style="line-height:115%;margin:0.0in 0.0in 1.0E-4pt 0.0px;font-size:11.0pt;font-family:Calibri, sans-serif">Proficiency with back-end technologies (Java, Springboot, etc.)</li>
<li style="line-height:115%;margin:0.0in 0.0in 1.0E-4pt 0.0px;font-size:11.0pt;font-family:Calibri, sans-serif">Experience with SQL and relational databases</li>
<li style="line-height:115%;margin:0.0in 0.0in 1.0E-4pt 0.0px;font-size:11.0pt;font-family:Calibri, sans-serif">Experience building and consuming RESTful APIs</li>
<li style="line-height:115%;margin:0.0in 0.0in 8.0pt 0.0px;font-size:11.0pt;font-family:Calibri, sans-serif">Experience with version control, CI/CD pipelines, and cloud environments</li>
</ul>
Subaru of Indiana Automotive, Inc. is an equal opportunity employer committed to employing a diverse workforce.

Software Application Developer - IT Systems Development (Lafayette, IN, US, 47905)

Software Application Developer

Bachelor’s degree in Computer Science or related field; experience developing software; strong collaboration and testing skills.

At Landis+Gyr, we don’t just manage energy—we lead the transformation toward a smarter and more sustainable energy future.
With a net revenue of USD 1.73 billion in FY 2024, and a presence in over 30 countries across five continents, Landis+Gyr empowers utilities and consumers to optimize energy usage through advanced metering, grid-edge intelligence, and powerful data analytics.
Today, our global team of about 6,300 professionals is shaping the digital energy era—developing innovative technologies that support decarbonization, grid modernization, and real-time energy insights. Our record USD 4.6 billion order backlog and strong book-to-bill ratio reflect long-term confidence in our mission and solutions.
Join us at Landis+Gyr, where we manage energy better! Landis+Gyr is seeking a Tools Software Development Intern for Summer 2026 to work on-site fulltime hours Monday through Friday at our Lafayette, IN location. This is a paid internship but we don't provide housing assistance or relocation so will only be considering local applicants.
 
Project Overview/Job Description:
 
Opportunity for a Software Development candidate to learn and use real world development skills and receive an introduction into the energy domain.  The candidate will use multiple technologies including C#, Java, Angular, Visual Studio, GitLab, and related technologies to help create proof-of-concept applications for web-based reading and reporting of electrical meter data. 
 
Student Objectives/Responsibilities:
 
•    Create and enhance code under the guidance of an experienced team. •    Write and enhance unit tests for test driven development. •    Perform functional tests with the resulting applications with electrical meters. •    Analyze and fix defects discovered in testing. •    Work with Docker containers and yaml pipeline scripts to create or maintain CI/CD builds in GitLab. •    Collaborate with the team to log, track, and update defects in Azure DevOps (ADO), ensuring accurate and timely documentation. •    Contribute from the experience gained to inform future development paths for Landis+Gyr software.
 
Qualifications:
 •    Interest in Software development •    Self-motivated to learn new technology. •    Enthusiastic about online research and problem solving. •    Education or experience in at least one of Java or .Net C# development. •    Willingness to work on real-world automation projects in the energy domain •    Strong problem-solving and online research skills
 Education:
 
Applicants must be undergraduate students currently in their Sophomore or Junior year working on their Bachelors degree in Computer Engineering, Software Engineering, or Electrical Engineering. Graduates and Masters level students will not be considered.  
 
All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.We're committed to shaping a better future for everyone. #EnergizeYourCareer and join us on our journey towards a greener tomorrow.

Intern - Tools Software Development (Lafayette, IN, US)

Tools Software Development Intern

Undergrad software development student; Java or .NET C# experience; eager to learn; strong problem-solving; willing to work on real-world automation.

Location: Burns Harbor, INThe Information Technology department currently has an opportunity in Applications Development onsite in the locations of Burns Harbor, Indiana or East Chicago, Indiana. Cleveland-Cliffs Inc. offers challenging careers in Information Technology for people with leadership, technical, and interpersonal skills.Summary of Responsibilities<ul><li>Learn, support, and help maintain the PSImetals Manufacturing Execution System (MES)</li><li>Assist in developing and configuring MES functionality, including custom logic, interfaces, and system extensions.</li><li>Troubleshoot system issues by gathering information, analyzing logs, and working with senior team members to identify and implement long‑term fixes.</li><li>Participate in testing activities, including functional tests, integration tests, and regression tests for MES enhancements and upgrades.</li><li>Support ongoing system stability by monitoring MES jobs, interfaces, and data flows.</li><li>Assist in integrating PSImetals components with databases, automation systems, and enterprise applications (e.g., ERP).</li><li>Work closely with operations, process engineers, and IT teams to understand requirements and translate them into working capabilities.</li><li>Help document technical processes, support procedures, and configuration details to ensure maintainability and knowledge transfer.</li><li>Develop foundational knowledge of manufacturing processes and how MES applications support operational execution.</li><li>Other duties as assigned.</li></ul>Minimum Qualifications<ul><li>Associate degree in Information Technology, Computer Science, or a related technical field (or equivalent coursework demonstrating a strong technical foundation).</li><li>Clear, confident verbal and written communication skills suitable for working with both technical and operations personnel.</li><li>Strong organizational skills with the ability to manage multiple tasks in a fast‑paced environment.</li><li>Classroom, project, or internship exposure to object‑oriented programming (e.g., C#, Java, or similar).</li><li>Basic understanding of relational databases or SQL.</li><li>Enthusiasm to learn complex manufacturing systems and support MES environments.</li><li>Interest in troubleshooting technical issues and developing problem‑solving skills.</li><li>Must work on‑site, 5 days per week, in a production‑focused environment.</li></ul>Preferred Qualifications<ul><li>Bachelor’s degree in Information Technology, Computer Science, Software Engineering, or a related field.</li><li>Exposure to or project experience with manufacturing systems, or MES concepts (coursework or internship acceptable).</li><li>Knowledge of software development practices such as version control (Git), Agile methodologies, or basic CI/CD concepts.</li><li>Experience working with APIs, system integrations, or data exchange formats (REST, XML, JSON).</li><li>Familiarity with scripting or programming languages used in integration or system logic (e.g., C#, Java, Python).</li><li>Understanding data structures, basic networking, or system architecture concepts.</li><li>Demonstrated interest in manufacturing, industrial technology, or real‑time systems.</li><li>Curiosity, eagerness to learn, and the ability to colla.</li></ul>Cleveland-Cliffs Inc. is the largest flat-rolled steel company and the largest iron ore pellet producer in North America. The Company is vertically integrated from mined raw materials, direct reduced iron, and ferrous scrap to primary steelmaking and downstream finishing, stamping, tooling, and tubing. We offer an excellent total compensation package including competitive pay with variable compensation opportunity, health insurance, retirement plan, education assistance, paid time off, and more. Cleveland-Cliffs Inc. is committed to working with and providing reasonable accommodation to individuals with disabilities. If, because of a medical condition or disability, you need a reasonable accommodation for any part of the employment process, please send an e-mail to <a target="_blank" href="mailto:careers&#64;clevelandcliffs.com">careers&#64;clevelandcliffs.com</a> or call 1-(312) 899-3097 and let us know the nature of your request and your contact information. Do not email your application materials to this email address. Application materials sent to this email address will not be considered.Cleveland-Cliffs Inc. is an equal opportunity employer – M/F/Veteran/Disability. We are a drug-free workplace and conduct pre-employment screening as a condition of employment.

Associate IT Applications Engineer

IT Applications Engineer

Associate degree in IT or related field; strong communication; programming exposure; basic SQL; on-site 5 days/week; interest in MES and manufacturing systems.

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