Java Developer
Keylent Inc
Java DeveloperDesigning and implementing microservices using the Spring Boot framework.Working in compliance with the full Software Development Life Cycle.Connecting microservices to interact with databases.Understanding of how streaming technologies work such as Kafka. Identifying and finding solutions to bugs.
Vacancy posted 3 days ago
Similar jobs that could be interesting for youBased on the Java Developer in O Fallon, IL vacancy
$140k - $231k
...All About You 10+ years of software engineering experience. 3+ years leading large‑scale distributed system initiatives. Expert‑level Java, Spring Boot, REST APIs, microservices architecture, and distributed systems expertise. Strong software architecture and software...SuggestedFull timePart timeWorldwideFlexible hoursMasterCard
O Fallon, IL6 hours ago$60 - $75 per hour
...Backend Developer (ELK/Kafka Data Engineer) Location: Scott AFB, IL (Onsite) Clearance Required: Secret Clearance Employment Type... ...dashboards. Develop APIs and backend services using Python, Java, SQL, JavaScript, and related technologies. Support...SuggestedContract workTemporary workInternshipTEKsystems
Scott Air Force Base, IL1 day ago$110k - $120k
...Senior Software DeveloperEverforth ECS is seeking a Senior Software Developer to work in our O'Fallon, IL office.ECS Federal LLC is looking... ...transit visibility requirements for the DoD. We are seeking a Java Developer with experience developing Web applications to be...SuggestedWork at officeImmediate startECS Limited
O Fallon, IL3 days ago- Software Engineering LeadAmyx is seeking a Software Engineering Lead to join our Dept. of Defense client at Scott Air Force Base in O'Fallon, IL.ResponsibilitiesThis position requires the ability to support software development and Agile delivery activities.Supports Agile...SuggestedFor contractorsFlexible hours
Amyx
O Fallon, IL3 days ago - Develops, runs tests, and maintains current computer programs that provide instructions computers must follow to perform their functions. Updates, repairs, modifies, and expands existing computer programs. Supports a non -complex degree of structured analysis, impact and...SuggestedFull time
Cdit
Scott Air Force Base, IL1 day ago $107.9k - $195.05k
...parsing, generation and validation of JSON.Experience with distributed version control software such as Git and Bitbucket.Experience developing software on a Linux platform.Experience troubleshooting and configuring IP networks using at least one of the following routing...Full timeContract work- Leidos’ GSMO-II group at Scott AFB, IL is seeking a Network Software Engineer Lead to own software development and release of NSO-based tools using Python and REST APIs. You will deploy and sustain a carrier-class WAN for DISA, integrating with Cisco ASR9K and Juniper ...
Leidos Inc
Scott Air Force Base, IL10 hours ago $107.9k - $195.05k
...countermeasures on an ongoing basis and revector actions as needed.Design and develop solutions to deliver automated cybersecurity services, conduct... ....Proficiency in programming in at least one modern language (Java, Python, Ruby, C++).Custom malware detection development...Full timeRemote work$41.64 per hour
Job Description Job Description Primary Job Functions Assist in planning, prioritizing, and assigning daily work orders and preventive maintenance tasks to ensure efficient completion and compliance with contractual requirements. Assist in maintaining operational...Contract workFor contractorsApprenticeshipImmediate startJ & J Worldwide Services
Scott Air Force Base, ILa month ago- ...software solutions associated with customer-defined systems and software projects by working in close collaboration with software developers/engineers, stakeholders, and end users within Agile processes. Therefore, a commitment to collaborative problem solving,...
Insight Global
O Fallon, IL3 days ago - Leidos’ Digital Sector/Global Solutions Management-Operations II (GSMO-II) contract has an opening for a Senior Network Software Engineer located in the Scott AFB, IL area. The Senior Network Software Engineer will support the development and release of new software...Contract work
Leidos
Scott Air Force Base, IL10 hours ago $87.1k - $157.45k
...an Intelligence Community customer. In this role, you’ll design, develop, and deliver modern software solutions that enable critical... ..., Ajax, and REST APIs Object-oriented Programming: Python, Java, or JavaScript Advanced Programming: Go Front-end and...Contract workLocal areaImmediate startLeidos
Collinsville, IL6 hours ago$115k - $184k
...and technical needs. Role Design, build, test, deploy, and maintain scalable, cloud-native applications and microservices Develop REST APIs using Java and Spring Boot, focusing on performance, scalability, and reliability Translate requirements into well-structured...Full timePart timeWorldwideFlexible hours- Leidos is seeking a Cybersecurity Team Lead to direct a front-line team securing DoD multi-cloud (AWS, GCP, Oracle) and hybrid infrastructures. The role sits at one of our core sites including Scott AFB, IL, and offers mentorship, advanced alert triage, and strategic guidance...Day shift
Via Logic LLC
Scott Air Force Base, IL2 days ago - Leidos' GSMO-II contract is seeking a Senior Network Software Engineer in the Scott AFB, IL area. You will design and release software for the Cisco NSO platform using Python and other languages, integrating with Cisco/Juniper routers. You will sustain and manage a ...Contract work
Leidos Inc
Scott Air Force Base, IL10 hours ago $195k - $323k
...to identify innovative solutions and drive strategic decisions. Develop business case in alignment with the MasterCard objectives. Lead... ...needs. Candidate must possess a superior coding background with Java/Spring or Python. Additional required technical requirements are...Full timePart timeWorldwideFlexible hours$102k - $170k
...are looking for a hands-on senior software engineer with deep knowledge of Microsoft Power Apps, including Microsoft Dynamics 365 developer. An expert on Power Apps to design, configure and develop custom solutions in Microsoft Power platform. The candidate will take an...Full timeFlexible hours- ...of SFA organization; Aeronautical data and mission Experience with NGA cloud-based architecture AWS Solutions Architect, AWS Developer, Certifications Experience with IC Cloud Architecture implementation methodologies Native cloud templating services like AWS...Full time
aqua IT
O Fallon, ILmore than 2 months ago $84k - $144k
The devices we make at SEL are embedded in the power grid. They prevent blackouts. They make outages safer and shorter in duration; they add cybersecurity, automation, and communication. They use cutting-edge technologies and operate at speeds that push other pieces of ...Full timeApprenticeshipWorldwideFlexible hours$107.9k - $195.05k
...Division has an exciting opportunity for an experienced Software Developer to help enable NGA's Geospatial Intelligence (GEOINT) mission... ...assisting with unit testing; programming; and developing in Python, Java Spring, or other frameworks. Other tasks as assigned. Basic...Local areaImmediate startLeidos
Maryville, IL2 days ago$37.5 - $56.25 per hour
Additional Information About the Role Are you looking for a career as a Nuclear Medicine Technologist? Look no further than BJC! This position will be at our Memorial East Shiloh location Position Details: PRN - rotating shifts including weekends and ...ReliefFlexible hoursRotating shiftWeekday workBJC Healthcare
Shiloh, IL23 days ago$87.1k - $157.45k
...Leidos Digital Modernization Group seeks a DataEngineer Software Developer for the Global Solution Management - Operations II (GSM-O II)... ...Proficiency with data engineering tools and languages such as Python, Java, SQL, and shell scripting.Experience with Elastic Stack (...Full timeContract workInterim roleRemote work$35 - $55 per hour
...Engineering Overview We are seeking a highly skilled Lead Network Software Engineer to join a growing team responsible for developing next-generation network automation solutions in a lab and production environment. This role is ideal for a software-focused...Full timeContract workTemporary workTEKsystems
Scott Air Force Base, IL1 day ago$107.9k - $195.05k
Leidos is seeking a Cybersecurity Team Lead to direct a front-line team securing DoD multi-cloud (AWS, GCP, Oracle) and hybrid infrastructures. This is your opportunity to lead cybersecurity where it matters most, driving mission success and 24x7 operational readiness on...Full timeWork experience placementRelocationFlexible hoursShift workDay shift$83.55k - $137.38k
.... As an American Water employee, you will be offered a competitive salary and health benefits package, along with opportunities to develop, grow, and evolve your career. Our benefits packages focus on key areas such as health & wellness, emotional & well-being, and savings...Contract workFor contractorsWork experience placementCasual workWork at officeLocal areaAmerican Water Works Service Company, Inc.
Belleville, ILa month ago- ...for Service. A Team Leader’s two main areas of focus are completing tasks so that the restaurant runs effectively, and coaching/developing team members. Team Leaders lead by example and set the tone that others will follow. Those afraid of challenge and failure need not...Full timePart timeLocal areaImmediate startFlexible hoursShift work
Workstream
Fairview Heights, IL2 days ago - ...the profits of the company. Oversee the completion & accuracy of store reporting. Coach, train, & motivate Crew Members to help them develop skills. Additional Skills/Competencies Quick‑thinker, anticipates/solves issues with excellent organizational, decision‑making &...Hourly payWork at officeShift workNight shiftWeekend workWeekday work
Lion's Choice
O Fallon, IL4 days ago - ...including sign and lighting structures), primarily in Illinois.· Occasionally assist with inspections across the Midwest and Texas.· Develop detailed inspection reports and documentation.· Apply structural engineering principles to bridge inspection and design projects.·...Flexible hours
Gahagan and Bryant Associates, Inc.
O Fallon, IL1 day ago - TEAM LEADER Team Leaders serve as role models who motivate and inspire others while maintaining a friendly, clean, and safe environment. They consistently deliver exceptional guest experience, train team members, and provide ongoing support and coaching. Thriving in a ...Minimum wageShift work
J001412 JIB Illinois Jack LLC
O Fallon, IL3 days ago $99k - $225k
Agentic AI Developer The Opportunity As an experienced engineer, you know that machine learning is critical to understanding and processing massive datasets. Your ability to conduct statistical analyses on business processes using ML techniques makes you an integral part...Full timeContract workPart timeLocal area
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Java Developer. Be the first to apply!
