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Core Jobs in Missouri (NOW HIRING)

Stellar IT Group

Core Java Developer

Saint Louis, MO · On-site

Core Java Developer Location: 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 ...

The Larson Group

Core Clerk

Strafford, MO · On-site

$35K - $35K/yr

The primary purpose of the Core Clerk is to manage the incoming and outgoing dirty core inventory. Responsibilities What We Offer: * Paid Time Off * Paid Holidays * Medical, Dental and Basic Life ...

The Larson Group

Core Clerk

Strafford, MO · On-site

$35K - $35K/yr

The primary purpose of the Core Clerk is to manage the incoming and outgoing dirty core inventory. Responsibilities What We Offer: * Paid Time Off * Paid Holidays * Medical, Dental and Basic Life ...

The Larson Group

Core Clerk

Strafford, MO · On-site

$35K - $35K/yr

The primary purpose of the Core Clerk is to manage the incoming and outgoing dirty core inventory. Responsibilities What We Offer: * Paid Time Off * Paid Holidays * Medical, Dental and Basic Life ...

Jobtailor

Cooling Hose Core Engineer

Dearborn, MO · On-site

$85 - $110/hr

• Global core engineer for coolant hoses/tubes. • Responsible for supporting Technical Specialist with creation and maintenance of the Core Engineering Documents (FMA Documents, Requirements, ES ...

Jobgether

Our partner is looking for a Core Developer - Polkadot Runtime based in Netherlands. Join a remote-first global engineering team building foundational infrastructure for the next generation of the ...

Tulk LLC

Core GEOINT SME Mid

Saint Louis, MO · On-site

Core GEOINT SME, Mid TULK is hiring a mid-level Core GEOINT Subject Matter Expert to support GEOINT tradecraft training for the National Geospatial-Intelligence College. This is a strong fit for a ...

Core-

Senior Internal Auditor

Saint Louis, MO · On-site

$70 - $90/hr

Louis, Core & Main is a leader in advancing reliable infrastructure with local service, nationwide. As a specialty distributor with a focus on water, wastewater, storm drainage and fire protection ...

New

Route

Sr. Core Backend Engineer

California, MO · On-site

$171 - $181/hr

Sr. Core Backend Engineer Remote Role Overview The Core Backend Engineering team builds the foundational systems that power Route's post‑purchase experience and connect the world's commerce through ...

Jobtailor

ADAS Core Hardware Engineer

Dearborn, MO · On-site

$90 - $140/hr

Lead Core design work for ADAS components per the Global Product Development System process on various vehicle programs. * Provide cost-efficient and quality parts on time, maintaining ownership and ...

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Core information

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How much do core jobs pay per hour?

As of Aug 29, 2026, the average hourly pay for core in Missouri is $18.94, according to ZipRecruiter salary data. Most workers in this role earn between $18.94 and $18.94 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.

What are the most commonly searched types of Core jobs in Missouri?

The most popular types of Core jobs in Missouri are:

What are popular job titles related to Core jobs in Missouri?

For Core jobs in Missouri, the most frequently searched job titles are:

What job categories do people searching Core jobs in Missouri look for?

The top searched job categories for Core jobs in Missouri are:

What cities in Missouri are hiring for Core jobs?

Cities in Missouri with the most Core job openings:

Core jobs near you
Infographic showing various Core job openings in Missouri as of August 2026, with employment types broken down into 1% As Needed, 84% Full Time, 13% Part Time, and 2% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $39,396 per year, or $18.9 per hour.

Core Java Developer

Saint Louis, MO • On-site

Stellar IT Solutions
IT Services • 51 - 200 employees
Learn more about Stellar IT Solutionsexternal

Other

Posted 12 days ago

Job description

Position: Core Java Developer Location: 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 productionready applications. The ideal candidate will have strong expertise in Java, microservices architecture, and containerization, with handson experience in developing REST APIs and implementing secure coding practices. This role requires deep technical proficiency in backend engineering, combined with the ability to collaborate across teams and deliver highquality solutions in enterprise environments.

Key Responsibilities

  • Design, develop, and maintain Core Java applications with a focus on scalability and performance.

  • Build and integrate microservices architectures using Spring Boot, Spring Security, and Spring Web MVC.

  • Develop and optimize REST APIs for secure and efficient communication between services.

  • Implement secure coding practices to remediate vulnerabilities and ensure compliance with enterprise standards.

  • Work with containerization platforms (Docker, Kubernetes, OpenShift) to deploy and manage applications.

  • Collaborate with crossfunctional teams including QA, DevOps, and product owners to deliver productionready solutions.

  • Conduct code reviews, troubleshoot issues, and provide technical guidance to junior developers.

  • Support CI/CD pipelines and ensure smooth deployment processes.


Required Skills

  • Strong expertise in Core Java development.

  • Handson experience with containerization (Docker, Kubernetes, OpenShift).

  • Proficiency in microservices architecture and REST API development.

  • Solid knowledge of Spring Boot, Spring Security, Spring Web MVC.

  • Experience with secure coding practices and vulnerability remediation.


Nice to Have

  • Experience with Harness for CI/CD orchestration.

  • Familiarity with Postman or other API testing tools.

  • Exposure to Red Hat OpenShift for enterprise container management.


Apply