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Core Engineer Jobs (NOW HIRING)

BayOne Solutions

Core Java Developer

San Francisco, CA · On-site

Responsibilities: Our Client is looking for Core Java Engineers with strong Data Structure, Algorithms, Multi-threading, Concurrency, experience. Additional Information All your information will be ...

Jobsbridge

Core Java Developer

Palo Alto, CA · On-site

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 ...

Marencor

Core Java Developer

New York, NY · On-site

Qualifications/ Experience: * 6-12 years of coding experience in core Java, Spring framework, and ... Jira, Bit Bucket & Bamboo, CI/CD & DevOps, GitHub Copilot understanding is a plus. * AWS working ...

Arka Infotech Inc

Core Java Developer

Wilmington, DE

Core Java Developer Location: Wilmington, DE Length: 2 years F2F REQUIRED - LOCAL ONLY Visa copy required for submission - 7+ years of development experience with Java/J2EE - Strong experience with ...

Info-Ways

Core Java Developer

New York, NY

Core Java Developer Location: NYC, NY Duration: Fulltime BGV will be done for the selected candidates. Must Have Skills: 8+ years hands-on Java Development in Web Sphere environment 3+ year work ...

Deegit Inc

Need Core Java Developer

Sunnyvale, CA · On-site

We do have an urgent Position for Core Java Developer at CA . Please find the requirement below for your review Role: Core Java Developer Location: Sunnyvale, CA Duration: 6+ Months 6+ years of IT ...

Sapsol Technologies Inc

Golang Developer

Brea, CA

AWS Greengrass and IoT Core Engineer with Golang. Experience : Relevant experience of 10+ Years Design and implement edge computing solutions using AWS Greengrass v2. Integrate AWS IoT Core for ...

Atria Group LLC

Core Java Developer

Atlanta, GA

... Advanced Java programming/ systems design. Skill Set - * Highly experienced in Core Java J2EE * Proficient in J2EE concepts and Expertise on MVC architecture. * Sufficient expertise on JSF.

Career Guidant

Core Java Developer

Weehawken, NJ

Preferred At least 6 years of experience working on Core Java, Spring, hibernate. At least 4 years of experience with development and re-engineering of existing application to incorporate unit tests ...

Global IT Family

Core Java Developer

Los Angeles, CA · On-site

Role: Core Java Developer (5 Positions) Location: Los Angeles, CA OR Englewood, CO Full-Time Role Interview Process: Two Technical Rounds Description: We are looking for 5 years experienced ...

Sphere Laboratories, Inc.

SR Backend Engineer

As a Core Engineer at Sphere Pay, you will work on the core systems used to support our users, their accounts, and the various services we provide them through our APIs. The work you do directly ...

Sonsoft Inc

Core Java Developer

New York, NY · On-site

... 5+ developers * 3+ year work experience in Agile Scrum team * Core Java * Strong J2EE in XML, JMS, JAX-WS, CXF * Spring Framework * Strong understanding of OOP &SOA * Design Patterns * Java ...

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Core Engineer information

See salary details

$39K

$101.8K

$137.5K

How much do core engineer jobs pay per year?

As of Aug 16, 2026, the average yearly pay for core engineer in the United States is $101,752.00, according to ZipRecruiter salary data. Most workers in this role earn between $84,000.00 and $116,500.00 per year, depending on experience, location, and employer.

What are some typical challenges faced by core engineers when working on legacy systems?

Core Engineers frequently encounter challenges when maintaining or upgrading legacy systems, such as dealing with outdated codebases, limited documentation, and compatibility issues with newer technologies. These tasks often require strong problem-solving skills and the ability to quickly understand existing architectures. Collaborating closely with other engineering teams and stakeholders is essential to ensure smooth transitions and minimize disruptions to core functionalities. Adapting to these challenges not only sharpens technical expertise but also provides valuable experience for career growth within engineering.

What is a core engineer?

Core engineers are professionals who design, develop, and maintain the foundational systems and infrastructure that support software applications or hardware devices. Their work often involves optimizing performance, ensuring scalability, and building robust frameworks that other teams or products rely on. Core engineers may work on operating systems, databases, low-level APIs, or other essential components. Their expertise is crucial for the stability and efficiency of larger systems.

What is the difference between Core Engineer vs Software Engineer?

AspectCore EngineerSoftware Engineer
CredentialsBachelor's in Computer Science or related field; sometimes specialized certificationsBachelor's in Computer Science or related field; certifications vary
Work EnvironmentFocus on low-level system components, hardware integration, and performance optimizationDevelops applications, systems, and software solutions across various domains
Industry UsagePrimarily in hardware, embedded systems, and infrastructure companiesWidely used across tech, finance, healthcare, and other industries

Core Engineers specialize in foundational system components and hardware integration, while Software Engineers develop applications and software solutions. Both roles require strong programming skills and a computer science background, but Core Engineers focus more on system-level work, whereas Software Engineers work on higher-level software development.

What are the key skills and qualifications needed to thrive as a core engineer, and why are they important?

To thrive as a Core Engineer, you need a deep understanding of computer science fundamentals, strong programming skills (typically in C, C++, or Java), and a relevant engineering degree. Familiarity with version control systems (like Git), continuous integration tools, and sometimes certifications in specific technologies or platforms are often required. Problem-solving ability, attention to detail, and effective teamwork are standout soft skills in this role. These competencies ensure the development of robust, scalable, and efficient core systems critical to an organization’s technical infrastructure.
More about Core Engineer jobs

What states have the most Core Engineer jobs?

States with the most job openings for Core Engineer jobs include:

What job categories do people searching Core Engineer jobs look for?

The top searched job categories for Core Engineer jobs are:

Core Engineer jobs near you
Infographic showing various Core Engineer job openings in the United States as of August 2026, with employment types broken down into 6% Internship, 69% Full Time, and 25% Contract. Highlights an 88% In-person, 6% Hybrid, and 6% Remote job distribution, with an average salary of $101,752 per year, or $48.9 per hour.

Core Java Developer

BayOne Solutions

San Francisco, CA • On-site

Full-time

Re-posted 11 days ago

Job description

Job Description



Responsibilities:

Our Client is looking for Core Java Engineers with strong Data Structure, Algorithms, Multi-threading, Concurrency, experience.



Additional Information

All your information will be kept confidential according to EEO guidelines.

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About BayOne Solutions

Sourced by ZipRecruiter

BayOne is a minority owned Talent Solutions Partner based in the Bay Area, and we have a passion for diversity in the Tech Industry. We help companies build teams. We specialize in the following domains: Project & Program Management, Cloud Computing & IT Infrastructure Management, Big Data Services, Software & Quality Engineering, User Experience Design. We help companies to solve their talent gap by providing qualified experts on demand, training their legacy work force on future technologies, and automating their business processes.

Industry

It services

Company size

201 - 500 Employees

Headquarters location

Pleasanton, CA, US

Year founded

2012

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