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Senior Core Java Developer Jobs (NOW HIRING)

Senior Core Java Developer Location: Boston, MA, 2116 Duration: 6-12 months Interview: Phone and Skype OR F2F Required Skills: Core Java, Postgress Preferred Skills: Big Data Other Skills: AWS Akka ...

Sr. Core Java Developer

Sunnyvale, CA · On-site

$67.25 - $85.75/hr

Role: Sr. Core Java Developer Location: Cupertino / Sunnyvale, CA Duration: Fulltime (Permanent) Skills Required: Mandatory Technical Skills: Expertise Core Java Development, SOAP/REST Services ...

Company Description Intelliswift Software, Inc Need senior core java developer Java, multi-threading, algorithms, data structures, automation must be good in Linux, vmware Qualifications Java, multi ...

Sr. Core Java Developer

Raritan, NJ · On-site

$58.75 - $74.75/hr

ClifyX is seeking a Sr. Core Java Developer to join their team in Raritan, NJ. The role involves strong expertise in Core Java and requires knowledge of object modeling, multithreaded programming ...

Role: Sr. Core Java Developer

Providence, RI

$57.75 - $73.75/hr

Company Description USM Business Systems Role: Sr. Core Java Developer Location: Providence, RI Duration: 12 months + Extension Interview: Phone screen then skype interview Must Have: 1. Oracle, Java ...

Sr. Core Java Developer

Atlanta, GA · On-site

$55 - $70.25/hr

Georgia IT, Inc. is a company seeking a Sr. Core Java Developer with extensive experience in core Java and related technologies. The role involves hands-on development, modernizing legacy ...

Sr. Core Java Developer

Columbus, OH · On-site

$55.25 - $70.50/hr

Title: Sr. Core Java Developer Location: Columbus, OH Type: Full-Time Required Skills: Experience in developing REST and WEB services Real time integration experience with JAXB and JAXRS Strong ...

Sr.Core Java Developer

Wilmington, DE · On-site

$55.50 - $70.75/hr

Interviews can be arranged immediately Sr. Core Java Developer Location: Wilmington, DE Length: 2 years No. of postions: 10 F2F REQUIRED Locals only Keys: Local to the Wilmington/Newark, DE area or ...

Sr. Core Java Developer

Columbus, OH · On-site

$55.25 - $70.50/hr

Company Description Title: Sr. Core Java Developer Location: Columbus, OH Type: Full-Time Required Skills: • Experience in developing REST and WEB services • Real time integration experience with ...

Remote Duration: 6+ Months Contract Role Overview We are seeking experienced Senior Core Java Developers to join our team and contribute to building secure, scalable, and production-ready ...

Java Developer

Saint Louis, MO · On-site

$48.25 - $62.50/hr

Lead/Senior Core Java Developer - Performance Tuning Location: St. Louis, MO - Onsite/Hybrid Employment Type: Contract Experience Required: 12+ Years Mandatory Domain Experience : Banking, Finance ...

Sr. Core Java Developer

New York, NY · On-site

$62.75 - $79.75/hr

We are seeking a highly experienced Senior Core Java Software Engineer with over 12 years of deep expertise in core Java development, particularly in multi-threaded, real-time systems. The ideal ...

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. Five years programming experience in JAVA. One or more years JMS experience.

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How much do senior core java developer jobs pay per hour?

As of Sep 15, 2026, the average hourly pay for senior core java developer in the United States is $15.38, according to ZipRecruiter salary data. Most workers in this role earn between $15.38 and $15.38 per hour, depending on experience, location, and employer.

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Infographic showing various Senior Core Java Developer job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 15% Part Time, and 2% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $32,000 per year, or $15.4 per hour.

Senior Core Java Developer

Boston, MA

Contractor

Re-posted 22 days ago


Job description

Company Description

USM Business Systems

Job Description

Role: Senior Core Java Developer

Location: Boston, MA, 2116

Duration: 6-12 months

Interview: Phone and Skype OR F2F

Required Skills: Core Java, Postgress

Preferred Skills: Big Data

Other Skills: AWS

Akka is not Mandatory

This is a back-end project. We are migrating existing application to the cloud. For that we are migrating old apps to new frameworks. Akka is the framework, Postgres is the database. There are multiple databases but that's the one we are using. We are working one application at a time. We are prototyping how to do it. Once we have that process, we'll be able to migrate multiple at the same time.

Normal core java.

A Java guy who wants big data won't find big data here. There is AWS here but there is a devops team here already.

AWS would be a 'nice to have'.

DevOps person already on the team. They need a core java person to round out the team.

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