sr java developer Jobs in O Fallon, Missouri

Software/Web Developer with Security Clearance
Saint Louis, MissouriGridiron IT Solutions$35.00 - 45.00 an hourSoftware/Web Developer Location: St. Louis, MO Work Type: Onsite Remote Work: NO Job Description Gridiron IT seeking a Software/Web Developer that shall have experience in modern software and system design for complex geomatics systems, experienced with object-relational...Full Job Details
Software Developer with Security Clearance
Scott Air Force Base, IllinoisTEKsystems c/o Allegis GroupIt is preferred that a given candidate has some of the preferred qualification below. No expectation of all. • Experience designing, developing, and troubleshooting in C , C, Python, and/or JavaScript • Experience designing, developing, and troubleshooting in virtualized...Full Job Details
Quality Assurance Lead
Saint Louis, MissouriSPECTRUM Required Qualifications Experience: System development, business/systems analysis, testing, and/or business experience: 8 years or more Education Bachelor of Arts or Science in Information Technology, Computer Science, or related field or equivalent work experience...Full Job Details
Senior Data Scientist with Security Clearance
Arnold, MissouriIntegrity First Technologies LLCSenior Data Scientist (10+ yrs experience) - Arnold, MO Clearance Level - TS/SCI Job Description: Shall provide data science services in support of GEOINT analysis. Knowledge of data science, methodologies, and processing techniques shall be employed on behalf of GEOINT...Full Job Details
Software Developer with Security Clearance
Hazelwood, MissouriEncodePrimary Responsibilities: This is a software development role. Your duties include (but are not limited to): • Develop and maintain code, unit test and integrate software components into the TMP system. • Develop, document and maintain architectures, requirements,...Full Job Details
Field Service Representative with Security Clearance
Saint Louis, MissouriIron EagleX, IncOverview Iron EagleX (IEX), a wholly owned subsidiary of General Dynamics Information Technology, delivers agile IT and Intelligence solutions. Combining small-team flexibility with global scale, IEX leverages emerging technologies to provide innovative, user-focused...Full Job Details
Senior Cloud Developer - VA/MO (Active Clearance Required) with Security Clearance
Saint Louis, MissouriWorld Wide TechnologyWhy WWT? Fueled by creativity and ideation, World Wide Technology strives to accelerate our growth and nurture future innovation. From our world class culture, to our generous benefits, to developing cutting edge technology solutions, WWT constantly works towards its mission...Full Job Details
Cloud Engineer (TS SCI) with Security Clearance
Saint Louis, MissouriPTFSTitle: Cloud Engineer (TS/SCI Clearance) PTFS is a leader in digital content management solutions, content digitization, and library services/solutions, serving more than 500 organizations around the world. Position Summary: The Cloud Engineer will be responsible for working...Full Job Details
LPN / LVN - Correctional - $1,689 per week
Belleville, IllinoisGenie Healthcare$1689.00 a week Genie Healthcare is seeking a LPN / LVN Correctional for a travel job in Belleville, Illinois. Job Description & Requirements Specialty: Correctional Discipline: LPN / LVN Start Date: ASAP Duration: 13 weeks 40 hours per week Shift: 8 hours, flexible Employment Type: Travel...Full Job Details
LPN / LVN - Correctional - $1,496 per week
Belleville, IllinoisGenie Healthcare$1496.00 a week Genie Healthcare is seeking a LPN / LVN Correctional for a travel job in Belleville, Illinois. Job Description & Requirements Specialty: Correctional Discipline: LPN / LVN Start Date: ASAP Duration: 13 weeks 36 hours per week Shift: 12 hours, days Employment Type: Travel...Full Job Details
Sr. Telecommunications Technician
Scott Air Force Base, IllinoisBy Light Professional IT ServicesSr. Telecommunications Technician Job Locations US-IL-Scott AFB ID of Openings 1 Category Network Clearance Tier 3 - Secret/ADP II Company Overview By Light is supporting the Managed Information Technology Service (MITS) Enterprise Support Managed Services effort for the...Full Job Details
Travel Nurse RN - Long Term Acute Care - $2,075 per week
Lake Saint Louis, MissouriGenie Healthcare$2075.00 a week Genie Healthcare is seeking a travel nurse RN Long Term Acute Care for a travel nursing job in Lake Saint Louis, Missouri. Job Description & Requirements Specialty: Long Term Acute Care Discipline: RN Duration: 13 weeks 36 hours per week Shift: 12 hours, days, nights...Full Job Details
Travel Nurse RN - Long Term Acute Care - $2,340 per week
Lake Saint Louis, MissouriGenie Healthcare$2340.00 a week Genie Healthcare is seeking a travel nurse RN Long Term Acute Care for a travel nursing job in Lake Saint Louis, Missouri. Job Description & Requirements Specialty: Long Term Acute Care Discipline: RN Start Date: 06/09/2025 Duration: 13 weeks 36 hours per week Shift: 12...Full Job Details
Registered Nurse - Correctional - $1,904 per week
Belleville, IllinoisGenie Healthcare$1904.00 a week Genie Healthcare is seeking a travel nurse Correctional for a travel nursing job in Belleville, Illinois. Job Description & Requirements Specialty: Correctional Discipline: RN Start Date: ASAP Duration: 13 weeks 36 hours per week Shift: 12 hours, days Employment Type:...Full Job Details
Chief Software Architect with Security Clearance
Saint Louis, MissouriBeacon HillChief Software Architect - Defense & Space Systems Location: Onsite St. Louis, Missouri Clearance: Active Secret required (Top Secret eligibility post-hire) We're seeking a Chief Software Architect to lead the design and development of mission-critical, large-scale systems...Full Job Details
Senior Software Engineer with Security Clearance
Saint Louis, MissouriRaft$110000.00 - 200000.00 a yearThis is a U.S. based position. All of the programs we support require U.S. citizenship to be eligible for employment. All work must be conducted within the continental U.S. Who we are: Raft is a customer-obsessed non-traditional small business with a purposeful focus on...Full Job Details
Sr Customer Success Specialist
Chesterfield, MissouriLinxupDo you want to be a key player at a fast-growing company? If you're looking for an opportunity to challenge yourself, Linxup is the right place for you. Linxup (formerly Agilis Systems) helps service companies, transportation organizations, and other fleet-based businesses...Full Job Details
Sr. Graphic Designer
Chesterfield, MissouriThe Crossing ChurchOur church is a non-denominational multi-site church with four St. Louis-area campuses where we gather each weekend to study this ancient story found in Scripture that is still transforming lives today. We believe church should be a place where believers in Jesus and...Full Job Details
Sr. Laboratory Technician
Saint Louis, MissouriNestlé Purina$52000.00 - 74000.00 a yearDriven by integrity and united by the people-and-pet bond, we find strong purpose in the work we do and an even greater joy in those we get to work alongside. Together, we harness the expertise of our long-standing tradition of excellence to embrace possibility and...Full Job Details
Senior SharePoint Developer with Security Clearance
Scott Air Force Base, IllinoisPeople, Technology and Processes LLCResponsibilities (including, but not limited): Provide SharePoint design, configuration, deployment and maintenance support services. Develops software solutions by studying requirements analysis and information needs; conferring with stakeholders and IT Management; studying...Full Job Details
Jr SharePoint Developer with Security Clearance
Scott Air Force Base, IllinoisPeople, Technology and Processes LLCResponsibilities (including, but not limited): Provide SharePoint design, configuration, deployment and maintenance support services. Develops software solutions by studying requirements analysis and information needs; conferring with stakeholders and IT Management; studying...Full Job Details
Travel RN Med Surg - $1,817 per week
Saint Louis, MissouriGenZJobs$1817.00 a week Genie Healthcare is seeking a travel nurse RN Med Surg for a travel nursing job in Saint Louis, Missouri. Job Description & Requirements Specialty: Med Surg Discipline: RN Start Date: 06/23/2025 Duration: 13 weeks 36 hours per week Shift: 12 hours, nights Employment Type:...Full Job Details
Travel Hospice Registered Nurse - $2,686 per week
Alton, IllinoisGenie Healthcare$2686.00 a week Genie Healthcare is seeking a travel nurse RN Hospice for a travel nursing job in Alton, Illinois. Job Description & Requirements Specialty: Hospice Discipline: RN Start Date: 06/09/2025 Duration: 13 weeks 40 hours per week Shift: 8 hours, days Employment Type: Travel Genie...Full Job Details
Travel Interventional Radiology RN - $1,967 per week
Saint Louis, MissouriGenie Healthcare$1967.00 a week Genie Healthcare is seeking a travel nurse RN Radiology for a travel nursing job in Saint Louis, Missouri. Job Description & Requirements Specialty: Radiology Discipline: RN Start Date: 06/23/2025 Duration: 15 weeks 36 hours per week Shift: 12 hours, days Employment Type:...Full Job Details
Travel Contract Physical Therapist - Rehabilitation Therapy - $1,817 per week
Saint Louis, MissouriGenie Healthcare$1817.00 a week Genie Healthcare is seeking a travel Physical Therapist for a travel job in Saint Louis, Missouri. Job Description & Requirements Specialty: Physical Therapist Discipline: Therapy Start Date: 06/23/2025 Duration: 13 weeks 36 hours per week Shift: 12 hours, days Employment...Full Job Details