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Freelance Java Developer Jobs (NOW HIRING)

Be Consultancy Group

$53 - $67.50/hr

As Senior Java/Python Developer, you will become part of a bigger service, composed by Project ... This position is open for employees and freelancers, who would like to commit long-term. Tasks and ...

Be Consultancy Group

$53 - $67.50/hr

As Senior Java/Python Developer, you will become part of a bigger service, composed by Project ... This position is open for employees and freelancers, who would like to commit long-term. Tasks and ...

Space44

Engineer / Developer - Freelance (Remote)

You'll be among the first we reach out to when new freelance opportunities go live. Key ... Java, Node.js, Python, Go, PHP * Frontend: React, Angular, Vue.js, TypeScript, HTML/CSS * DevOps & ...

Space44

Engineer / Developer - Freelance (Remote)

You'll be among the first we reach out to when new freelance opportunities go live. Key ... Java, Node.js, Python, Go, PHP * Frontend: React, Angular, Vue.js, TypeScript, HTML/CSS * DevOps & ...

Catylist

Java/Web Developer

Chicago, IL · On-site +1

You're a quick study, have some experience using Java to build web applications, and aren't afraid ... Consulting/freelance is not your bag. You prefer to maintain and improve the products you've built ...

Outlier AI

Software Developer Remote

We've built a best-in-class remote work platform for our freelance contributors to provide valuable ... Proficiency in Python, Java, JavaScript, or C++. * Language Skills: Ability to explain complex ...

Outlier AI

DevOps Engineer (Remote)

We've built a best-in-class remote work platform for our freelance contributors to provide valuable ... Proficiency in Python, Java, JavaScript, or C++. * Language Skills: Ability to explain complex ...

Outlier AI

JavaScript Developer Remote

We've built a best-in-class remote work platform for our freelance contributors to provide valuable ... Proficiency in Python, Java, JavaScript, or C++. * Language Skills: Ability to explain complex ...

Outlier AI

Python Developer Remote

Panama City, FL · On-site +1

We've built a best-in-class remote work platform for our freelance contributors to provide valuable ... Proficiency in Python, Java, JavaScript, or C++. * Language Skills: Ability to explain complex ...

Outlier AI

NET Developer (Remote)

We've built a best-in-class remote work platform for our freelance contributors to provide valuable ... Proficiency in Python, Java, JavaScript, or C++. * Language Skills: Ability to explain complex ...

Outlier AI

Web Developer (Remote)

Panama City, FL · Remote

We've built a best-in-class remote work platform for our freelance contributors to provide valuable ... Proficiency in Python, Java, JavaScript, or C++. * Language Skills: Ability to explain complex ...

Outlier AI

DevOps Engineer (Remote)

Panama City, FL · Remote

We've built a best-in-class remote work platform for our freelance contributors to provide valuable ... Proficiency in Python, Java, JavaScript, or C++. * Language Skills: Ability to explain complex ...

Outlier AI

Software Developer Remote

Panama City, FL · On-site +1

We've built a best-in-class remote work platform for our freelance contributors to provide valuable ... Proficiency in Python, Java, JavaScript, or C++. * Language Skills: Ability to explain complex ...

Outlier AI

JavaScript Developer Remote

Panama City, FL · Remote

We've built a best-in-class remote work platform for our freelance contributors to provide valuable ... Proficiency in Python, Java, JavaScript, or C++. * Language Skills: Ability to explain complex ...

Outlier AI

Web Developer (Remote)

We've built a best-in-class remote work platform for our freelance contributors to provide valuable ... Proficiency in Python, Java, JavaScript, or C++. * Language Skills: Ability to explain complex ...

Outlier AI

PHP Developer (Remote)

We've built a best-in-class remote work platform for our freelance contributors to provide valuable ... Proficiency in Python, Java, JavaScript, or C++. * Language Skills: Ability to explain complex ...

Outlier AI

PHP Developer (Remote)

Panama City, FL · Remote

We've built a best-in-class remote work platform for our freelance contributors to provide valuable ... Proficiency in Python, Java, JavaScript, or C++. * Language Skills: Ability to explain complex ...

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How much do freelance java developer jobs pay per hour?

As of May 28, 2026, the average hourly pay for freelance java developer in the United States is $56.70, according to ZipRecruiter salary data. Most workers in this role earn between $49.04 and $63.46 per hour, depending on experience, location, and employer.

What is a Freelance Java Developer job?

A Freelance Java Developer is a self-employed professional who specializes in Java programming for various clients on a contract basis. They work on tasks such as developing applications, fixing bugs, optimizing code, and integrating third-party APIs. Unlike full-time employees, freelancers have flexible schedules and can work with multiple clients simultaneously. They usually find work through freelance platforms, networking, or direct client outreach. Payment and project scope vary depending on the agreement with the client.

What are the key skills and qualifications needed to thrive in the Freelance Java Developer position, and why are they important?

To thrive as a Freelance Java Developer, you need deep expertise in Java programming, object-oriented design, and strong knowledge of frameworks like Spring or Hibernate, typically supported by a degree in computer science or equivalent experience. Familiarity with build tools (such as Maven or Gradle), version control systems (like Git), and cloud platforms (such as AWS or Azure) is often required, and certifications like Oracle Certified Professional Java Programmer can boost credibility. Effective communication, time management, and self-motivation are critical soft skills for managing client relationships and project timelines. These skills ensure high-quality deliverables, client satisfaction, and ongoing success in the dynamic freelance environment.

What are some common challenges Freelance Java Developers might face and how can they be managed?

Freelance Java Developers often face challenges such as fluctuating workloads, managing multiple client expectations, and staying updated with rapidly evolving technologies. To overcome these, it's important to set clear project boundaries, maintain organized schedules, and continuously invest in professional development. Building a strong professional network can help secure repeat business and collaborations, while leveraging productivity and project management tools helps keep tasks on track. Additionally, proactive communication and transparency with clients foster trust and ensure smoother project delivery.
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Freelance Java Developer jobs near you
Infographic showing various Freelance Java Developer job openings in the United States as of May 2026, with employment types broken down into 80% Full Time, 10% Part Time, and 10% Contract. Highlights an 60% In-person, and 40% Remote job distribution, with an average salary of $117,931 per year, or $56.7 per hour.

Senior Java/Python Developer - Machine Learning - Full Remote

Be Consultancy Group

Remote

$53 - $67.50/hr

Full-time

This job post has expired today. Applications are no longer accepted.

Job description

Job Posting

This is a remote position. For an international institution based in The Hague (Den Haag, Netherlands), we are urgently looking for a Full Remote Senior Java/Python Developer with Machine Learning Framework knowledge. As Senior Java/Python Developer, you will become part of a bigger service, composed by Project Managers, Business Analyst, Solution Architects, Developers and Testers to reinforce this growing team. The role is full remote. The first week, the selected consultant will be asked to go to the Hague for onboarding. Candidates need to be fluent in English. Workpermit is required. This position is open for employees and freelancers, who would like to commit long-term.

Tasks and responsibilities:

  • Contributing to the improvement of the development and build process
  • Ability to design and develop production grade, enterprise level systems that make extensive use of REST APIs and microservices
  • Participate in the Python and Java implementation of a micro-services solution, being able to write backend code in a reliable, fast, scalable, and secure way, satisfying requirements and service level agreements
  • Integrate Machine Learning algorithms
  • Follow Scrum procedures and disciplines
  • Estimate the work to be done upon request
  • Write technical documentation
  • Account for secure coding practices, as well as logging and auditing features
  • Hands on experience with Git following pull request procedure
  • Ability to write clean, secure and high quality code

Profile:

  • +6 years of experience in Software Development
  • Good knowledge of modern Java
  • In-depth knowledge of Python 3
  • Good knowledge of the design and development of back-end components (REST APIs, integrations, micro-services)
  • Knowledge of Machine Learning frameworks (e.g. TensorFlow)
  • Good knowledge of Git
  • Knowledge of software development methodologies (e.g. AGILE)
  • Participation in a minimum of 2 projects involving cloud development
  • +2 years of experience in Software Development for the cloud
  • Knowledge of Docker and/or Kubernetes
  • Fluent in English

Interested: Please send your resume to resume@all-european-careers.com

Apply