Top 25 Core java developer Jobs in O'fallon, Il

Mid Software Developer
Chenega Agile Real-Time Solutions —O'Fallon, IL
- $75,000 - $100,000 a year
- Full-time
- Background check
- Microsoft Excel
- Bachelor of Science
10d
Full Stack Developer (Backend Emphasis)
Agile Defense —Scott AFB, IL
- $110,000 - $150,000 a year
- Hybrid work
- Computer Science
- 5 years
- System design
- Paid holidays
- Disability insurance
Quick Apply
API Engineer
Booz Allen Hamilton —Scott AFB, IL
- $86,800 - $198,000 a year
- Full-time
- Azure
- Mid-level
- Office
- Disability insurance
- Health insurance
2d
Sr. Java Developer
Sovereign Technologies —St. Louis, MO
- 5 years
- Bachelor's degree
- Training & development
Integration Suite Developer
C5T Corporation —Scott AFB, IL
- $85,000 - $120,000 a year
- Full-time
- Computer Science
- 11+ years
- Analysis skills
- Paid holidays
- Health insurance
Quick Apply
18h
Full Stack Developer (Frontend Emphasis)
Agile Defense —Scott AFB, IL
- $110,000 - $150,000 a year
- Hybrid work
- Computer Science
- System design
- Java
- Paid holidays
- Disability insurance
Quick Apply
Data Engineer 3 (Mid-Level, Data Product Implementation and Architecture)
UNCOMN —Scott AFB, IL
- $88,500 - $110,000 a year
- Azure
- Computer Science
- 5 years
- Paid holidays
- Health insurance
1d
Senior Cybersecurity Capability Developer - Secret Clearance
MartinFed —Scott AFB, IL
- Full-time
- Azure
- Computer Science
- Office
Quick Apply
13d
Lead Java/Microservices Developer
Sovereign Technologies —St. Louis, MO
- Email
- Computer Science
- Mentoring
- Senior level
Bank Systems Analyst
Stifel —St. Louis, MO
- Full-time
- Computer science
- Microsoft Outlook
- Computer Science
- Health insurance
- Dental insurance
Software Engineer
Reinventing Geospatial, Inc. (RGi) —St. Louis, MO
- $115,000 - $170,000 a year
- Full-time
- Computer science
- Computer Science
- 5 years
- Paid parental leave
- Health insurance
Senior Automation Engineer
Deloitte —St. Louis, MO
- $100,400 - $197,900 a year
- Full-time
- 7 years
- Computer Science
- HIPAA
Guidewire PolicyCenter Sr Developer
Deloitte —St. Louis, MO
- $116,200 - $229,100 a year
- Full-time
- Azure
- Oracle
- Up to 50% travel
Full Stack Software Engineer
Reinventing Geospatial, Inc. (RGi) —St. Louis, MO
- Full-time
- Bachelor of Science
- Writing skills
- Windows
- Paid parental leave
- Health insurance
Senior Software Engineer
Omni Federal —St. Louis, MO
- Full-time
- Computer science
- Computer Science
- Bachelor of Science
Quick Apply
Consultant - Guidewire Developer
Deloitte —St. Louis, MO
- $107,700 - $151,800 a year
- Full-time
- Azure
- Oracle
- Up to 50% travel
SAP BTP Advanced Event Mesh Developer 6313002
Accenture —St. Louis, MO
- $61 - $71 an hour
- Full-time
- Remote
- 5 years
- Java
- High school diploma or GED
- Disability insurance
- Health insurance
2d
Full Stack Cloud Developer
Tanaq Technical Services —United States
- Full-time
- Remote
- Background check
- 7 years
- Computer Science
14d

Related jobs to explore

Based on your search for core java developer

AEM Developer
Compucom Staffing —Illinois
The developer will be responsible for the design, development, and implementation of development solutions for the client flagship website.
Quick Apply
1d
Senior AEM Developer
Compucom Staffing —Illinois
The developer will be responsible for leading the design, development, and implementation of development solutions for the client flagship website.
Quick Apply
1d

Show more related jobs

Explore jobs in cities nearby

Check out jobs in cities near your current location, Columbus

Full Stack Developer 2
OPERS —Columbus, OH
A Bachelor’s degree in related field OR a Bachelor’s degree in any field along with Java-specific training (Candidates without a Bachelor’s degree may be…
$79,601.60 - $99,465.60 a year
Quick Apply
Full Stack Developer 1
OPERS —Columbus, OH
A Bachelor’s degree in related field OR a Bachelor’s degree in any field along with Java-specific training (Candidates without a Bachelor’s degree may be…
$72,363.20 - $90,417.60 a year
Quick Apply

Show more jobs in cities nearby

I want to receive the latest job alert for core java developer in o'fallon, il

By signing in to your account, you agree to SimplyHired's Terms of Service and consent to our Cookie and Privacy Policy.

Explore jobs in more locations

core java developer jobs near o'fallon, il

Developer jobs in Scott AFB, IL

Senior Developer jobs in St. Louis, MO

Full Stack Developer jobs in St. Louis, MO

Developer jobs in St. Louis, MO

Senior Automation Engineer jobs in St. Louis, MO

Software Engineer jobs in O'Fallon, IL

Software Engineer jobs in St. Louis, MO

Senior Software Engineer jobs in St. Louis, MO

Systems Analyst jobs in St. Louis, MO

Data Engineer jobs in Scott AFB, IL

Entry Level Web Developer jobs in Chicago, IL

Entry Level Front End Developer jobs in Seattle, WA

Net Developer jobs in Tallahassee, FL

Junior Software Developer jobs in Las Vegas, NV

Developer Consultant jobs in Fort Lauderdale, FL

Licensing Consultant jobs in Michigan

Engineering Consultant jobs in New York, NY

Developer Consultant jobs in Princeton, NJ

Developer Consultant jobs in Wilmington, NC

Housing Consultant jobs in Remote

Mid Software Developer

Chenega Agile Real-Time Solutions -
O'Fallon, IL

Apply Now

Job Details

Full-time
$75,000 - $100,000 a year
10 days ago

Qualifications

.NET Core
C#
Java
Swagger

Full Job Description

Overview:

Mid Software Developer

O’Fallon, IL

Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking for a career where professional development is embedded in your employer’s core culture? If so, Chenega Military, Intelligence & Operations Support (MIOS) could be the place for you! Join our team of professionals who support large-scale government operations by leveraging cutting-edge technology and take your career to the next level!

Chenega Agile Real-Time Solutions (CARS) was created with the purpose of providing integrated enterprise IT support to Federal customers both CONUS and OCONUS. CARS employs Subject Matter Experts (SMEs) with decades of experience working in the Federal marketplace.

Chenega Agile Real-Time Solutions (CARS) is seeking a Mid Software Developer to join the FS2 – Foundation Solutions team. The Backend Software Developer will modify existing GOTS code and integrate open-source software solutions for display and analysis within Aeronautical Production Systems.

Responsibilities:

Coding, developing, integrating, and debugging Python, React, C#, and other languages. Strong familiarity with Python Flask, Mapping, Gitlab/DevOps, and ESRI development
Writing validation tests against existing code baselines to ensure the integrity of the code during Agile development efforts.
Assisting with unit testing.
Writing scripts to automate AWS and RDS tasks.
Performs software systems development, including the design, development, troubleshooting, and debugging of software programs for software enhancements and new software-intensive systems and products.
Participate in peer reviews and unit testing, and must be adaptable to different responsibilities.
Duties include software requirements analysis, development of software products.
This role is responsible for identifying software and hardware dependencies and capacities.
Other duties as assigned

Qualifications:

BS degree and 2+ years of prior relevant experience OR
Master's 2+years of prior relevant experience; OR
High School diploma or GED equivalent and 6+ years of related experience.
- Adept at leveraging a comprehensive suite of AWS services, including Amazon S3 for storage, EC2 for compute, and Lambda for serverless functions. This expertise is complemented by strong experience in Python and shell scripting to automate cloud operations and streamline infrastructure management.
- Possession of an AWS Certified Developer - Associate certification is a strong plus.
- Experience in either software development projects or software integration projects in a service-oriented environment (Cloud, SOA, Web-Services) or virtualization environment.
- Experience with TypeScript, Node.js/Express, ASP.NET Core Web API, Swagger (OpenAPI), C#, and Postgres
- Familiarity with REST principles.
- Experience with DevSecOps, including Kubernetes and Docker.
- Experience with Python and .NET Core (coding, developing, designing, integrating, and debugging)
- Experience with Linux Administration (including writing Bash scripts)
- Experience scripting to automate AWS and RDS tasks
- Experience using AWS SDK API tools to build on AWS. Lambdas, EC2, and React.
- Experience implementing JavaScript, Java, and SQL
Background check
Successfully pass background and drug screening

Preferred Qualifications:

Master's Degree with 2+ years of prior relevant experience
Active TS/SCI Clearance

Knowledge, Skills, and Abilities:

Ability to obtain TS/SCI Clearance
Ability to work independently and yet be effective within a team setting
Must be capable of managing multiple efforts with time-related constraints in a fast-paced contracting environment
Demonstrated ability to effectively communicate and collaborate with diverse internal and external stakeholder groups and individuals
Friendly presence, helpful attitude, good interpersonal skills, and ability to work well with others.
Excellent skills in Microsoft Word, Excel, and other Office applications
Proficient with Microsoft Office Applications, and experience working in a home office setting, as well as the ability to train end users on frequently asked technical issues.
Ability to provide technical assistance and support over the phone; good phone skills, professional demeanor, and previous customer service experience strongly desired.
Good problem-solving skills; ability to visualize a problem/situation and think abstractly to solve it

How you’ll grow

At Chenega MIOS, our professional development plan focuses on helping our team members at every level of their careers to identify and use their strengths to do their best work every day. From entry-level employees to senior leaders, we believe there’s always room to learn.

We offer opportunities to help sharpen skills in addition to hands-on experience in the global, fast-changing business world. From on-the-job learning experiences to formal development programs, our professionals have a variety of opportunities to continue to grow throughout their careers.

Benefits

At Chenega MIOS, we know that great people make a great organization. We value our team members and offer them a broad range of benefits.

Learn more about what working at Chenega MIOS can mean for you.

Chenega MIOS’s culture

Our positive and supportive culture encourages our team members to do their best work every day. We celebrate individuals by recognizing their uniqueness and offering them the flexibility to make daily choices that can help them be healthy, centered, confident, and aware. We offer well-being programs and continuously look for new ways to maintain a culture where we excel and lead healthy, happy lives.

Corporate citizenship

Chenega MIOS is led by a purpose to make an impact that matters. This purpose defines who we are and extends to relationships with our clients, our team members, and our communities. We believe that business has the power to inspire and transform. We focus on education, giving, skill-based volunteerism, and leadership to help drive positive social impact in our communities.

Learn more about Chenega’s impact on the world.

Chenega MIOS News- https://chenegamios.com/news/

Tips from your Talent Acquisition Team

We want job seekers exploring opportunities at Chenega MIOS to feel prepared and confident. To help you with your research, we suggest you review the following links:

Chenega MIOS web site - www.chenegamios.com

Glassdoor - https://www.glassdoor.com/Overview/Working-at-Chenega-MIOS-EI_IE369514.11,23.htm

LinkedIn - https://www.linkedin.com/company/1472684/

Facebook - https://www.facebook.com/chenegamios/

#Chenega Agile Real Time Solutions, LLC

Teleworking Permitted?: false Estimated Salary/Wage: USD $75,000.00/Yr. Up to USD $100,000.00/Yr.

Apply Now

Refine Your Search

core java developer jobs in o'fallon, il

Mid Software Developer

Full Stack Developer (Backend Emphasis)

API Engineer

Sr. Java Developer

Integration Suite Developer

Full Stack Developer (Frontend Emphasis)

Data Engineer 3 (Mid-Level, Data Product Implementation and Architecture)

Senior Cybersecurity Capability Developer - Secret Clearance

Lead Java/Microservices Developer

Bank Systems Analyst

Software Engineer

Senior Automation Engineer

Guidewire PolicyCenter Sr Developer

Full Stack Software Engineer

Senior Software Engineer

Consultant - Guidewire Developer

SAP BTP Advanced Event Mesh Developer 6313002

Full Stack Cloud Developer

Related jobs to explore

Explore jobs in cities nearby

I want to receive the latest job alert for core java developer in o'fallon, il

Explore jobs in more locations

Job Seeker Tools

Employer Tools

Browse

Stay Connected