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Java Api Developer Jobs (NOW HIRING)

360 IT Professionals

Java API Developer

San Jose, CA

$59.75 - $77.25/hr

Java API Developer Location : San Jose, CA - Local only Duration: 6 Months Type: W2 - Contract Interview Mode: Phone and Face to Face Candidates must: Be very proficient in REST principles Have API ...

CGI Inc.

Senior Java API Developer

Pittsburgh, PA · On-site

$55.50 - $70.75/hr

Senior Java API Developer Category: Software Development/ Engineering Main location: United States, Pennsylvania, Pittsburgh Position ID:J0526-1907 Employment Type: Full Time Position Description:

Virtusa

Java API Developer

Pittsburgh, PA

Role Description We are seeking an API Developer to support enterprise integration and digital ... Kotlin Java Android Studio REST API Integration Mobile UI Development Application Debugging ...

NT Concepts

Java API Developer

Herndon, VA · Remote

$52.50 - $67.75/hr

We are seeking a Mid-level API Java Developer , to join our team. Working at NT Concepts means that you are part of an innovative, agile company dedicated to solving the most critical challenges in ...

Collabera

Java/API Developer

New York, NY

$55.75 - $72.25/hr

Client is looking for a Java/API developer for a project with a client in the Pay-TV industry. This is a very strategic project for Client, as they are working on a new logo for their customer. They ...

Scalence L.L.C.

Senior Java API Developer

Hopkins, MN · On-site

$58.25 - $74.25/hr

C. is a company seeking a Senior Java API Developer. The role involves extensive Java development and experience with React and Kafka, specifically within the Banking Domain. Qualifications

NT Concepts

Java API Developer

Herndon, VA · On-site

$52.50 - $67.75/hr

We are seeking a Mid-level API Java Developer , to join our team. Working at NT Concepts means that you are part of an innovative, agile company dedicated to solving the most critical challenges in ...

Virtusa

Java API Developer

Pittsburgh, PA

Role Description We are seeking an API Developer to support enterprise integration and digital ... Kotlin Java Android Studio REST API Integration Mobile UI Development Application Debugging ...

Alpha Consulting Corp.

Senior Java API Developer

Hopkins, MN · On-site

$58.25 - $74.25/hr

Alpha Consulting Corp. is a consulting firm, and they are seeking a Senior Java API Developer. The role involves extensive experience in Java development, React, and working in the banking domain.

CGI Inc.

Senior Java API Developer - Backend

Pittsburgh, PA · On-site

$117K - $151K/yr

Senior Java API Developer - Backend Category: Software Development/ Engineering Main location: United States, Pennsylvania, Pittsburgh Alternate Location(s): United States, Ohio, Cleveland United ...

NLB Services

Java API Developer

Atlanta, GA · On-site

$49 - $63.50/hr

Experiences Designing API interface Familiar with XML/SOAP, WSDL, JSON, YML syntax. Industry domain good to have Required Experience in Java. All qualified applicants will receive consideration for ...

GainAm

Java API Developer job

Hicksville, NY · On-site

$110K/yr

... Java API, Hector API, CQL and Kundera API Nice to have: AWS Certified Developer preferred Preferred education: Typically a Bachelor's Degree or global equivalent in related discipline. Job Type ...

Hirekeyz Inc

Globality BID- API Developer

Roanoke, TX · On-site

Contract Team is looking for a Java API developer designs, builds, and maintains RESTful APIs using Java, often within a microservices architecture. They collaborate with teams to define requirements ...

Photon

Java MS Developer | Onsite | Bellevue

Bellevue, WA · On-site

$57.50 - $74.50/hr

Java Api Developer With Machine Learning Expertise We are seeking a skilled Java API Developer with Machine Learning (ML) expertise to design, develop, and integrate robust APIs with machine learning ...

CGI

Senior Java API Developer - Backend

Pittsburgh, PA · On-site

$112K - $146K/yr

We are seeking an experienced Sr Java API Developer to drive the design, development, and delivery of scalable, high performance API solutions. The ideal candidate will have deep expertise in Java ...

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Java Api Developer information

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How much do java api developer jobs pay per hour?

As of Jun 23, 2026, the average hourly pay for java api 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 are some common challenges Java API Developers face when integrating APIs with legacy systems?

Java API Developers often encounter challenges when connecting modern APIs to legacy systems, such as dealing with outdated protocols, inconsistent data formats, and limited documentation. Overcoming these issues usually requires careful planning, thorough testing, and sometimes the development of custom adapters or middleware. Working closely with system architects and stakeholders is essential to ensure compatibility and minimize disruptions, while maintaining security and performance standards.

What are Java API Developers?

Java API Developers are software engineers who specialize in designing, building, and maintaining Application Programming Interfaces (APIs) using the Java programming language. They create backend services that allow different software applications to communicate with each other, ensuring data is exchanged efficiently and securely. Their responsibilities often include writing clean code, testing API endpoints, integrating third-party services, and maintaining documentation. Java API Developers also work closely with frontend developers, QA testers, and other stakeholders to deliver robust and scalable solutions.

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

To thrive as a Java API Developer, you need strong proficiency in Java programming, RESTful API design, and a solid understanding of software development principles, often supported by a degree in computer science or related experience. Familiarity with frameworks like Spring Boot, tools such as Postman, and version control systems like Git are typically required, along with relevant certifications (e.g., Oracle Certified Java Programmer). Excellent problem-solving skills, attention to detail, and effective communication help developers collaborate with teams and translate business requirements into functional APIs. These competencies ensure robust, scalable, and maintainable API solutions that drive business applications forward.

What is the difference between Java Api Developer vs Java Software Engineer?

AspectJava Api DeveloperJava Software Engineer
Required CredentialsBachelor's in Computer Science, Java certificationsBachelor's in Computer Science, Java certifications
Work EnvironmentDevelops and maintains APIs, collaborates with backend teamsDesigns, develops, and maintains Java applications, including APIs
Employer & Industry UsageTech companies, startups, enterprise softwareTech firms, financial services, software development companies
Common Search & ComparisonOften compared for API-specific rolesBroader Java development roles

Java Api Developers focus specifically on creating and maintaining APIs, working closely with backend systems. Java Software Engineers have a broader scope, designing and developing entire Java applications, including APIs. Both roles require similar credentials and are common in tech industries, but their focus areas differ.

More about Java Api Developer jobs
What states have the most Java Api Developer jobs? States with the most job openings for Java Api Developer jobs include:
What job categories do people searching Java Api Developer jobs look for? The top searched job categories for Java Api Developer jobs are:
Java Api Developer jobs near you
Infographic showing various Java Api Developer job openings in the United States as of June 2026, with employment types broken down into 72% Full Time, and 28% Contract. Highlights an 94% In-person, and 6% Remote job distribution, with an average salary of $117,931 per year, or $56.7 per hour.
Java API Developer

Java API Developer

360 IT Professionals

San Jose, CA

$59.75 - $77.25/hr

Contractor

Posted 24 days ago

Job description

Job Description

Job Role: Java API Developer
Location : San Jose, CA - Local only
Duration: 6 Months
Type: W2 - Contract
Interview Mode: Phone and Face to Face
Candidates must:
Be very proficient in REST principles
Have API security fundamentals (ability to articulate authentication/authorization vs. encryption usage)
Have deep understanding of core Java fundamentals
Be very proficient in data structures (Treemap and Comparator)
Job Description:
Experience in developing API design/modeling
Experience in XML, web services (REST, SOAP)
RESTful API design and implementation experience
Well-versed in testing your code (unit tests, systems test, etc.) and continuous integration
Generate swagger and other API documentation.
Develop automated acceptance and unit test for the agile team
Work with Jenkins and CI tools to automate dev, build, deployment and testing
Delivers APIs within an efficient AGILE SDLC which includes continuous delivery and built in quality automation.
Drives the containerizing effort of the API artifacts.
Advocates and evangelist of the micro services architecture and REST API vision
Experience with JSON format
Experience with J2EE (JMS, JAX-WS, JAX-RS, Servlets)
Spring Core, Spring MVC
Experience with Junit, Mockito libraries

Additional Information

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