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Core Jobs (NOW HIRING)

Marencor

Core Java Developer

New York, NY · On-site

Qualifications/ Experience: * 6-12 years of coding experience in core Java, Spring framework, and messaging framework * Experience building distributed and enterprise applications. * Strong SQL/MySQL ...

US Tech Solutions

.Net Core Developer

Houston, TX · On-site

Net Core Developer who will be responsible for performance optimization, security best practices, and coding best practices while working in an Agile/Scrum delivery model. Responsibilities : • Must ...

Atria Group LLC

Core Java developer

Cupertino, CA · On-site

Expertise in Core Java with knowledge of multithreading, concurrency, memory management and NIO. Should have extensive experience in using concurrent package * Expertise in Enterprise Java or any ...

CYNET SYSTEMS

Core Java Developer

New York, NY · On-site

$45 - $50/hr

Well-versed in Core Java (1.8 and above preferable, with knowledge of new features like Executor framework, Generics, etc.). * Experience in collections, HashMap, concurrency packages and ArrayList ...

Stem Xpert

Core Java Committer

Fort Worth, TX

Need someone who is a hands on Core Java Programming. Multithreading. Exceptional Handling. Need someone who is very strong backend development. Data structures. Stack implementations. Tread setting.

Sonsoft Inc

Core Java Developer

Tampa, FL

At least 7 years of strong hands-on experience in Core Java / J2EE with Multithreading / Synchronization / Executor Frameworks / Concurrency frameworks; Design Patterns, spring, Struts, Hibernate.

VIP Staffing

Welder - Flux Core

Fort Worth, TX · On-site

$21 - $25/hr

Needing Welders for Utility Pole (Monopoles) FLUX CORE .052 and 1/16 wire welder. * 2nd shifts Pay is $21.00 - $23.00 once hired permanently it will go to $25.00-$26.00. Weld Test Expectations: * 1G ...

Sonsoft Inc

Core Java ( Local )

New York, NY

Note: candidate need to strong on Core Java with hands/ Hands on Java is must. * 7+ years experience as a technical analyst in financial industry * Functional understanding of retail banking and/or ...

Cobalt

Cobalt Core Pentester - US Remote-Only

Who We Are The Cobalt Core is a community of highly skilled security pentesters who are passionate about what they do and strive to deliver quality work. This curated community is made up of security ...

Sonsoft Inc

Core Java Developer

Chicago, IL

Preferred At least 4 years of experience working on Core Java/Spring . Atleast 4 years of experience with TDD based development and re-engineering of existing application to incorporate unit tests ...

HKA Enterprises

Flux Core Welder

Magnolia, TX · On-site

$26/hr

Selected candidates will need to successfully complete a weld test in Magnolia, TX. About the Role We're looking for experienced Flux Core Welders to perform welding, fabrication, and repair work ...

Ameri-Force

Welder / Fitter (Flux Core)

Phoenix, AZ

$25 - $33/hr

Flux Core Welder Job Summary: As a Flux Core Welder you will be responsible for a variety of welding tasks to fabricate and assemble metal structures, machinery, and components. Utilizing various ...

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How much do core jobs pay per hour?

As of Aug 31, 2026, the average hourly pay for core in the United States is $20.19, according to ZipRecruiter salary data. Most workers in this role earn between $20.19 and $20.19 per hour, depending on experience, location, and employer.

What is a core?

Core jobs typically refer to essential roles within an organization that are fundamental to its main business operations or mission. These positions are critical for the company’s success and usually have a direct impact on productivity, revenue, or service delivery. The exact definition of 'core jobs' can vary depending on the industry and the specific business, but they often include positions in areas such as operations, product development, or customer service. Identifying core jobs helps organizations prioritize resources and make strategic decisions about hiring and workforce development.

What are the key skills and qualifications needed to thrive as a core engineer?

To thrive as a Core Engineer, you need strong proficiency in computer science fundamentals, programming (such as C/C++ or Java), and a relevant engineering degree. Familiarity with version control systems, debugging tools, and experience with operating systems or low-level system development is typically required. Analytical thinking, problem-solving, and effective teamwork are essential soft skills for excelling in complex technical environments. These capabilities ensure the development of robust, efficient core systems that form the backbone of technology products.

What are some common challenges faced by professionals working in core engineering roles, and how can they be addressed?

Professionals in core engineering roles often face challenges such as adapting to rapidly evolving technology, maintaining rigorous quality standards, and troubleshooting complex technical issues. Collaboration with cross-functional teams, continuous learning, and strong problem-solving skills are essential for addressing these challenges. Many organizations support ongoing training and knowledge-sharing sessions to help engineers stay updated and effectively collaborate with colleagues in related domains.

What is the difference between Core vs Software Developer?

AspectCoreSoftware Developer
Required CredentialsHigh school diploma or equivalent, technical trainingBachelor's degree in Computer Science or related field
Work EnvironmentManufacturing, hardware, or technical settingsOffice, tech companies, software firms
Industry UsageEngineering, manufacturing, technical servicesIT, software development, technology sectors
Common Search/ComparisonCore roles in technical fieldsSoftware development roles

Core professionals typically focus on technical, manufacturing, or hardware-related tasks, often requiring technical training or certifications. Software Developers, on the other hand, create and maintain software applications, usually holding degrees in computer science. While both roles are technical, Core roles are more hardware or process-oriented, whereas Software Developers are software-focused. Understanding these differences helps job seekers find the right career path in their industry.

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What states have the most Core jobs?

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The top searched job categories for Core jobs are:

Core jobs near you
Infographic showing various Core 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 $42,000 per year, or $20.2 per hour.

Core Java Developer

New York, NY • On-site

Marencor
See more jobs at Marencorexternal

Full-time

Re-posted 27 days ago

Job description

 Qualifications/ Experience:

  • 6-12 years of coding experience in core Java, Spring framework, and messaging framework
  • Experience building distributed and enterprise applications.
  • Strong SQL/MySQL knowledge, experience with Redis, Kafka, Snowflake is a plus.
  • Jira, Bit Bucket & Bamboo, CI/CD & DevOps, GitHub Copilot understanding is a plus.
  • AWS working experience is desired.
  • Understanding of Securities Finance/Prime Brokerage, preferably with prior experience in this or a related area.
  • Develop, test, and maintain multiple Securities Finance foundation and functional products.

Additional Skills:

  • Excellent communication skills
  • Ability to work with colleagues around the world
  • Ability to run projects independently, collaborating with other technology peers (i.e. Prime Brokerage Technology Team).
  • Attention to detail.