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Hourly Freelance Java Developer Jobs in Bellevue, WA

Position Description Our Senior Java Engineer is a key member of the engineering staff working ... Multiple factors are taken into consideration to arrive at the final hourly rate/ annual salary to ...

Java and C/C++ coding skills. Unit testing. Additional Information All your information will be ... Hourly bill rate: $80 Duration: 3 months

Onsite Pay range: $60.00 - $68.00/hourly Key job responsibilities * Strong Programing/Coding Skills Preference for Python and Java * Design and implement automation solutions * Develop monitoring and ...

NET or Java frameworks, and efficient data management using SQL and NoSQL databases. * API and ... Multiple factors are taken into consideration to arrive at the final hourly rate/ annual salary to ...

... developer tooling across the software development life cycle (task management, source code ... Multiple factors are taken into consideration to arrive at the final hourly rate/ annual salary to ...

... Java, or C++. * Proven experience designing, developing, and deploying AI or machine learning ... Knowledge of developer tooling across the software development life cycle (task management, source ...

An important outcome of developer productivity engineering is to give developers hours back in the ... Utilize programming languages like GO, Java, Typescript, React, HTML, Python, C# or other object ...

Utilize programming languages like C#, Java, Python or other object-oriented languages, SQL, and ... Multiple factors are taken into consideration to arrive at the final hourly rate/ annual salary to ...

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Knowledge of developer tooling across the software development life cycle (task management, source ... Fluency and Specialization with at least two modern languages such as Go, Java, C++, Python or C# ...

... Python, Java, or Rust * Hands-on experience with public and/or private cloud environments ... Multiple factors are taken into consideration to arrive at the final hourly rate/ annual salary to ...

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Hourly Freelance Java Developer information

See Bellevue, WA salary details

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$87

How much do hourly freelance java developer jobs pay per hour?

As of Jul 24, 2026, the average hourly pay for hourly freelance java developer in Bellevue, WA is $63.99, according to ZipRecruiter salary data. Most workers in this role earn between $55.34 and $71.63 per hour, depending on experience, location, and employer.
Infographic showing various Hourly Freelance Java Developer job openings in Bellevue, WA as of July 2026, with employment types broken down into 82% Full Time, 5% Part Time, 1% Temporary, and 12% Contract. Highlights an 83% Physical, 4% Hybrid, and 13% Remote job distribution, with an average salary of $133,102 per year, or $64 per hour.
Software Engineering - Application Developer

Software Engineering - Application Developer

Mastech Digital

Seattle, WA • On-site

$60 - $65/hr

Full-time, Contractor

Medical, Dental, Vision, Life, Retirement

Posted 6 days ago


Job description

Mastech Digital provides digital and mainstream technology staff as well as Digital Transformation Services for all American Corporations. We are currently seeking a Software Engineering - Application Developer for our client in the IT-Services domain. We value our professionals, providing comprehensive benefits and the opportunity for growth. This is a Contract position, and the client is looking for someone to start immediately.

Duration: 4-6 Months Contract with extension

Location: Seattle, WA

Salary: $60.00-$65.00/Hourly

Role: Software Engineering - Application Developer

Primary Skills: JavaScript

Role Description: The Software Engineering - Application Developer must have 4+ years of experience.

Primary Job Duties/Responsibilities:

- Design and Implement Communications Components, Applications and Services

- Partner with the Satellite, Networks and Security engineering teams

- Design components, services, and relevant data models

- Collaborate with engineers across the organization to gather requirements, design, develop, deploy, and operate critical e-Commerce software.

- Work on initiatives building e-Commerce functions on AWS infrastructure and help implement best practices for software development.

- Develop code, build CI/CD pipelines, test automation, and dashboards for monitoring health of systems.

- Help engineers and build solutions which are required for provisioning and operating an Internet service provider.

Basic Qualifications:

- 4+ years of non-internship professional software development experience.

- 3+ years of non-internship design or architecture (design patterns, reliability and scaling) of new and existing systems experience.

- Experience programming with at least one software programming language.

- Experience managing Java based SDKs, AWS based development, API design, JSON.

- Java based SDKs, AWS based development, API design, JSON.

- Java programming Language – MVC Framework.

- AWS Cloud native skills and AWS tooling.

- API creation/JSON – Restful webservices and possibly GraphQL.

- API Gateway knowledge – AWS API Gateway.

Preferred Qualifications:

- Experience in integrating Financial Application and Accounting solutions (e.g. Oracle).

- 3+ years of full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations experience.

- Bachelor's degree in computer science or equivalent.

Education: Bachelor's degree in Computer Science, Business, IT, or any related field

Experience: Minimum 4+ years of experience

Relocation: This position will not cover relocation expenses

Travel: No

Local Preferred: Yes

Note: Must be able to work on a W2 basis (No C2C)

Recruiter Name: Aakash Gupta

Recruiter Phone: (484) 331-3522

Benefits:

We have various coverages and additional benefits to choose from:

- Medical, Dental (Including Ortho) & Vision Insurance (Option to Enroll).

- Paid Leaves (Wherever applicable).

- Life & Disability Coverage (Upon eligibility).

- 401K Option, Education Assistance Program and more.

Mastech Digital is an Equal Opportunity Employer - All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status.