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Junior Java Developer Jobs in Cottage Grove, WI (NOW HIRING)

Intuit

Staff Software Engineer

Madison, WI · Remote

$202K - $274K/yr

The ideal candidate will have strong expertise in Java/Spring Boot backend development and React ... Cloud & DevOps * Deploy and manage applications in cloud environments (AWS, GCP, or Azure)

Exactsciences

Sr. Software Engineer

Madison, WI · On-site

$123K - $162K/yr

... mentor junior team members. This role will routinely make key decisions for the team, be ... They would have very strong competency with Java and be knowledgeable about Spring Boot and Spring ...

Exact Sciences

Sr. Software Engineer

Madison, WI · On-site

$123K - $162K/yr

... mentor junior team members. This role will routinely make key decisions for the team, be ... They would have very strong competency with Java and be knowledgeable about Spring Boot and Spring ...

Exactsciences

Senior Software Engineer

Madison, WI · On-site

$123K - $162K/yr

This includes mentoring, coaching, and technical guidance for junior members of the team. * Build ... C++, Java, JavaScript, Python, SQL, PL/SQL, .NET, Google Web Toolkit. * Applicants must be ...

New

Exact Sciences

Senior Software Engineer

Madison, WI · On-site

$123K - $162K/yr

This includes mentoring, coaching, and technical guidance for junior members of the team. * Build ... C++, Java, JavaScript, Python, SQL, PL/SQL, .NET, Google Web Toolkit. * Applicants must be ...

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Junior Java Developer information

See Cottage Grove, WI salary details

$57.8K

$101.2K

$152.5K

How much do junior java developer jobs pay per year?

As of Jul 10, 2026, the average yearly pay for junior java developer in Cottage Grove, WI is $101,175.00, according to ZipRecruiter salary data. Most workers in this role earn between $71,500.00 and $100,900.00 per year, depending on experience, location, and employer.

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

AspectJunior Java DeveloperJava Developer
Required Experience0-2 years2+ years
CertificationsOptional, entry-level certificationsOptional, advanced certifications
Work EnvironmentSupportive, learning-focused teamsProject-driven, independent roles
ResponsibilitiesAssist in coding, bug fixing, learning frameworksDesign, develop, maintain Java applications

The main difference between a Junior Java Developer and a Java Developer lies in experience, responsibilities, and independence. Junior Java Developers are typically entry-level, focusing on learning and supporting tasks, while Java Developers have more experience and handle complex development projects independently.

Is Java still useful in 2026?

Java remains a widely used programming language for developing enterprise applications, Android apps, and backend systems in 2026. Junior Java Developers can benefit from its stability, extensive libraries, and strong community support, making it a valuable skill in the software industry. Knowledge of frameworks like Spring and tools such as Maven or Gradle enhances job prospects.

What are Junior Java Developers?

Junior Java Developers are entry-level software engineers who specialize in building and maintaining applications using the Java programming language. They typically work under the supervision of more experienced developers and are responsible for writing code, debugging, and participating in code reviews. Their tasks may also include testing software, learning new frameworks, and assisting with the design and implementation of features. Junior Java Developers usually have foundational knowledge of Java and related technologies, and they are eager to develop their skills through hands-on experience.

Can I learn Java in 3 months?

Junior Java developers can acquire foundational skills in Java within three months with consistent study, practice, and hands-on projects. However, mastering advanced concepts, frameworks, and real-world application typically requires longer experience and ongoing learning.

Which pays more, C++ or Java?

For a Junior Java Developer, salaries for C++ and Java roles can vary based on industry, location, and experience, but generally, C++ positions tend to offer higher starting salaries due to its use in high-performance applications like gaming and finance. However, Java remains widely used in enterprise environments with competitive pay. Both skills are valuable, and salary differences may depend on specific job requirements and demand in the job market.

What Does a Junior Java Developer Do?

Junior Java developers are entry-level programmers who are part of a team of coders and developers. They work on both front-end and back-end codes to build an application. Being a junior Java developer requires extensive knowledge of coding and the program language JavaScript to develop and troubleshoot products. As a junior Java developer, you run tests to pinpoint errors, migrate code and data, and ensure the program is integrated with other company developments.

What are some common challenges a Junior Java Developer might face during their first year, and how can they overcome them?

Junior Java Developers often encounter challenges such as understanding large codebases, adapting to agile development processes, and managing task priorities. To overcome these hurdles, it’s helpful to proactively seek mentorship from senior developers, regularly review documentation, and participate in code reviews. Effective communication with team members also accelerates learning and helps clarify requirements or technical uncertainties. Embracing continuous learning through online resources and hands-on projects will further strengthen your skills and confidence.

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

A Junior Java Developer should have a solid understanding of Java programming, object-oriented principles, and basic software development concepts, often supported by a relevant degree or coding bootcamp. Familiarity with tools such as IntelliJ IDEA or Eclipse, version control systems like Git, and frameworks like Spring Boot is typically expected. Strong problem-solving abilities, attention to detail, and effective teamwork are important soft skills in this role. These competencies enable efficient code development, smooth collaboration, and the ability to quickly adapt to new technologies and project requirements.

Will AI replace Java devs?

AI is unlikely to fully replace Java developers, as they require problem-solving, design, and understanding of complex systems that AI cannot fully replicate. Instead, AI tools can assist Java developers by automating repetitive tasks and improving productivity, making their roles more efficient. Continuous learning and adapting to new technologies remain important for Java developers to stay relevant in the evolving tech landscape.
More about Junior Java Developer jobs
What cities near Cottage Grove, WI are hiring for Junior Java Developer jobs? Cities near Cottage Grove, WI with the most Junior Java Developer job openings:
Junior Java Developer jobs near you
Infographic showing various Junior Java Developer job openings in Cottage Grove, WI as of July 2026, with employment types broken down into 75% Full Time, 14% Part Time, and 11% Contract. Highlights an 86% In-person, and 14% Remote job distribution, with an average salary of $101,175 per year, or $48.6 per hour.
Geospatial Backend Developer - Multiple Positions at Junior/Mid/Senior Levels

Geospatial Backend Developer - Multiple Positions at Junior/Mid/Senior Levels

NV5

Sun Prairie, WI • On-site

Full-time

Medical, Dental, Life, Retirement

Posted 10 hours ago

NV5 rating

8.3

Company rating: 8.3 out of 10

Based on 20 frontline employees who took The Breakroom Quiz

96th of 359 rated engineering

Job description

Overview
Geospatial Backend Developer - Multiple Positions at Junior/Mid/Senior Levels
NV5 Geospatial (NV5G) is actively recruiting qualified and cleared Geospatial Back End Developers to support national security client sites in the Northern Virginia and St. Louis, MO areas. Candidates will build software leveraging Esri's products and APIs to build core backend services that solve complex problems at a global scale. From building intuitive AI interfaces to writing Python for geoprocessing tools and AI agents, you'll be exposed to the full development lifecycle and cutting edge GIS solutions. A Top Secret Clearance with SCI eligibility or an active TS/SCI are required conditions of employment.
Work Environment:
  • Location: Northern Virginia Area (Springfield, VA and/or Vienna, VA)
  • Travel up to 15% of the time

At NV5, we are a collaboration of intelligent, innovative thinkers who care for each other, our communities, and the environment. We value both heart and head, the diversity of our people, and their experiences because that is how we continue to grow as a leader in our industry and expand our individual and collective potential.
NV5 is a global technology solutions and consulting services company with a workforce of over 4,500 professionals in more than 100 offices worldwide. NV5's continued growth has been spurred through strategic investments in firms with unique capabilities to help current and future customers solve the world's toughest problems. The NV5 family brings together talent across a wide range of markets and fields, including Professional Engineers, Professional Land Surveyors, Architects, Photogrammetrists, GIS Professionals, Software Developers, IT, Project Management Professionals, and more.
Responsibilities
  • Build backend services that power geospatial processing, automation, and user-facing capabilities
  • Develop APIs, proxies, and integration services using Node.js and Python
  • Create and maintain backend tooling that extends ArcGIS Enterprise in containerized environments
  • Develop and maintain geoprocessing services, automation scripts, and operational workflows
  • Build connectors and ingestion pipelines across diverse enterprise data sources
  • Support deployments across cloud-native and on-prem environments
  • Improve reliability and performance through API design, testing, monitoring, and observability
  • Collaborate with platform, DevOps, and GIS teams to translate requirements into production solutions

Qualifications
Required Qualifications:
  • US citizenship with Active or Current (within two years of active) Top Secret Security Clearance with SCI eligibility
  • Bachelor's degree in Computer Science, Engineering, Geographic Information Systems (GIS), or STEM-related field
  • 2+ years of experience as a backend software engineer or equivalent practical experience
  • Hands-on experience developing backend services using Python, JavaScript/Node.js, Java (for enterprise integrations and services)
  • Experience designing and building REST APIs and service-based architectures
  • Experience extending or integrating with ArcGIS Enterprise or similar enterprise geospatial platforms
  • Familiarity with geoprocessing workflows, proxies and middleware services, and automation of GIS or data processing tasks
  • Experience working in containerized environments (Docker, Kubernetes, or similar)
  • Solid fundamentals in API design, software/systems design, and testing and debugging distributed services
  • Strong problem solving, communication, and collaboration skills

Preferred Qualifications:
  • Master's degree in Computer Science, Engineering, Geographic Information Systems (GIS), or STEM-related field
  • Esri certification
  • CompTIA Security+ certification
  • Experience with containerization technologies such as Docker and Kubernetes
  • Familiarity with cloud platforms (Azure, AWS, or GCP)
  • Experience with monitoring, logging, and observability tools
  • Exposure to DevSecOps practice and secure development pipelines
  • Experience with ArcGIS Enterprise SDKs, automation frameworks, or platform extensions
  • Experience building services for geospatial analysis, data pipelines, or map services
  • Familiarity with enterprise authentication, proxies, and secure service architectures
  • Experience with relational and spatial databases (PostgreSQL/PostGIS, SQL Server, etc.)
  • Exposure to event-driven architectures, batch processing, or distributed data workflows

Clearance Requirement:
  • Active/Current Top Secret Clearance with SCI Eligibility

NV5 offers a competitive compensation and benefits package including medical, dental, life insurance, FTO, 401(k) and professional development/advancement opportunities.
Employment is contingent upon successful completion of a background check and drug screening.
NV5 provides equal employment opportunities (EEO) to all applicants for employment without regard to race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, disability, genetic information, marital status, amnesty, or status as a covered veteran in accordance with applicable federal, state, and local laws. NV5 complies with applicable state and local laws governing non-discrimination in employment in every location in which the company has facilities. This policy applies to all terms and conditions of employment, including, but not limited to, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.
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About NV5

Sourced by ZipRecruiter

NV5 is a renowned company based in Los Angeles, CA, US, that operates in the architecture, engineering, and consulting industry. Officially established in 2009, this company provides technical engineering and consulting solutions that cater to public and private sectors globally. The firm is adept in a wide range of services, including infrastructure, energy, construction, program management, and environmental services. As part of its mission, NV5 seeks to deliver solutions that enhance communities and safeguard the environment meticulously.

Industry

Civil engineering construction

Company size

1,001 - 5,000 Employees

Headquarters location

Los Angeles, CA, US

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