Mid-Level Developer
Concept Plus
About Concept Plus Concept Plus is a mission-focused technology solutions provider that transforms IT concepts into impactful solutions for federal agencies. Headquartered in Fairfax, VA, we bring the agility, responsiveness, and customer intimacy of a small business combined with the quality and infrastructure of a larger firm. Recognized as an award-winning Oracle partner, we have delivered innovative solutions across Defense, Intelligence, Civilian, Health IT, and Tribal sectors. Our highly certified experts build systems that drive efficiency, accelerate modernization, and ensure mission outcomes with certainty. We offer competitive pay, comprehensive health, dental, and vision insurance, paid life insurance, paid time off, 11 paid holidays, performance bonuses, tuition reimbursement, unlimited training, and the opportunity to thrive in a collaborative, flexible, and innovative environment. For more information, visit About The Role Concept Plus is seeking a Mid-Level Software Developer to support client IT systems within a CI/CD DevSecOps environment. This role is responsible for developing and maintaining applications, ensuring code is integrated, tested, and deployed efficiently across development, security, and operations workflows. The position requires knowledge of client IT processes and technology stack, including DevSecOps pipelines, Cloud One environments, and Oracle/Java-based systems operating across classified and unclassified DISA and cloud environments. The Developer supports system modernization by working within Agile teams to deliver secure, scalable, and high-quality solutions. This role collaborates with development, Cloud Engineering, DevSecOps, and QA teams to ensure smooth progression through the CI/CD pipeline, while participating in Agile ceremonies, supporting backlog execution, resolving defects, and contributing to automated testing and continuous improvement. What You\'ll Do CI/CD Pipeline Development: Create and maintain automated pipelines (GitLab CI, Jenkins, GitHub Actions) to automate software builds, testing, and deployments. Security Integration (DevSecOps): Integrate security tools directly into pipelines, including Static/Dynamic Application Security Testing (SAST/DAST), dependency scanning, and container signing (e.g., Trivy, Invicti). Infrastructure as Code (IaC): Develop and manage IaC scripts (Terraform, Ansible, CloudFormation) for automated, repeatable infrastructure provisioning. Containerization & Orchestration: Manage containerized applications using Docker and Kubernetes or OpenShift, ensuring container security. Client Compliance: Validate Information Assurance Controls (IAC) and ensure compliance with STIGs and Risk Management Framework (RMF). Cloud Operations: Support secure provisioning and monitoring of cloud environments, typically AWS GovCloud or Azure Government. Design, develop, and maintain applications using modern software development practices Contribute to CI/CD pipeline execution, ensuring code is integrated, tested, and deployed efficiently Collaborate with cross-functional teams including DevSecOps, QA, and Cloud Engineering to support end-to-end delivery Develop and maintain APIs, services, and backend components Participate in Agile ceremonies, including sprint planning, backlog refinement, and reviews Ensure code meets security, performance, and quality standards Support automated testing and validation within the DevSecOps pipeline Troubleshoot and resolve defects, performance issues, and integration challenges Contribute to documentation and knowledge sharing to support team onboarding and system understanding Qualifications Secret – Fully Cleared Only, must confirm clearance is active Client 8140 intermediate certification or client 8570 IAM Level II certifications or higher US Citizens Only 5-7 years of experience in software development, DevOps, with specific experience in automated pipelines. Experience in DevSecOps environments (CI/CD pipelines, automated testing, cloud platforms) Hands-on experience with Git, Docker, Kubernetes, and IaC tools. Proficiency in Java or similar object-oriented programming languages Experience working with CI/CD pipelines and DevSecOps practices Understanding of API development and integration patterns Familiarity with cloud-based environments (e.g., AWS or similar platforms). Preferred Experience working with Agile development teams of 20+ FTEs and be familiar with Agile methodologies. Experience supporting secure or regulated environments (e.g., DoD, federal, or enterprise systems) Familiarity with Cloud-based DevSecOps environments Knowledge of Oracle or relational databases Exposure to automated testing frameworks and tools Experience with containerization and microservices architectures Concept Plus is an Equal Opportunity Employer. As such, we will give your application full consideration without regard to your race, color, religion, sex, age, national origin, disability, veteran status, sexual orientation, gender identity, or any other classification protected by federal, state, or local law. #J-18808-Ljbffr Concept Plus
- ...Mid-Level Systems Engineer Location: Dayton, Ohio Security Clearance: U.S. Citizenship Required | Ability to obtain and maintain... ...data processing and analytics platforms Assist in developing system architectures for scalable data ingestion, processing,...Suggested
- ...Participate in software architecture, systems integration, verification, validation, and software assurance activities. Review and develop software engineering documentation, including Software Development Plans (SDPs) and technical reports. Support hardware and software...SuggestedFor contractorsFor subcontractor
- ...building secure, scalable, cloud-native applications deployed in containerized environments. Key Responsibilities Design, develop, test, integrate, debug, and maintain software architectures and applications using both custom and open-source technologies...Suggested
- ...avionics, aircraft mission systems, and related ground systems. Develop and maintain software engineering documentation, including... ...documentation, acquisition artifacts, milestone briefings, and executive-level presentations supporting program decisions. Required...SuggestedFor contractorsWork at office
- ..., and administration of new and/or existing software systems. Apply an understanding of systems acquisition, systems and subsystems level hardware and software integration, systems requirements analysis and allocation, computer systems architecture, and systems and subsystems...SuggestedPermanent employmentFull timeWork at officeMonday to FridayFlexible hours
- ...make real contributions to a winning team. Reynolds and Reynolds develops application and system software for a wide variety of... ...boot camp is a plus but NOT required - training is provided; High level of attention to detail; Self-starter with initiative who takes...Full timeWork from home2 days per week
$134k - $184k
...About the Team: STR's Analytics & C2 Division develops novel technologies to solve challenging national security problems through... ...architecture design at the system and system of systems (SoS) levels ~ Comfortable working both with internal leadership...Full timeLocal areaRemote workFlexible hoursNight shift$134k - $184k
...components, integrate algorithms into open architecture frameworks, and develop test infrastructure to validate system performance. This role... ...frameworks Develop and execute integration tests and system-level validation tests Debug software issues in real-time, multi-...Full timeInternshipLocal areaNight shift$75k - $115k
...career and become an integral team member within the defense community. Primary Duties and Responsibilities of Software Engineer Develop advanced software solutions for our NASIC customer at WPAFB, OH Collaborate with an established team to design, develop, and...Full timeFor contractorsFlexible hours- Senior Full Stack Software Engineer Radiance Technologies is an employee-owned company with benefits that are unmatched by most companies in the Dayton OH area. Employee ownership, generous 401K, full health/dental/life/vision insurance benefits, paid time off, educational...
- ...experimentation, ground and flight testing to deploy cutting edge, next generation solutions. Primary Responsibilities: Design, develop and maintain mission-critical software in support of national defense, and intelligence gathering products for both airborne and...Work at office
- ...scientific codes Object-oriented design and C++ programming experience Substantial software development experience Interest in developing modern, high quality C++20/23 code U.S. citizen, willing to undergo background investigation, and perform some work at...Currently hiringWork at officeRemote work
- ...delivering presentations to clients, end-users and technical audiences. You Have:?? 10+ years of experience designing, modifying, developing, writing, and implementing software programming applications using Agile methods 10+ years of experience in software development...
- ...Software Developer ARS is seeking an experienced Software Developer to support a secure cloud platform delivery. This role is focused on developing platform-integrated tooling, automation, and user-facing capabilities across multiple classification tiers, enabling mission...For contractorsFor subcontractor
- ...We are seeking a skilled Software Developer with experience in C# and C++ to support software development efforts for the Air Force Test Center. In this role, you will contribute to developing tools that enable analysis, visualization, and modeling of large-scale test...
$85k - $100k
...development and implementation of the Software Development Strategy and Software Development Plan (SDP). Assist in reviewing, developing, and updating program documentation relevant to software engineering requirements. Software Assurance & Quality Apply extensive...Full time$120k - $170k
...Bachelor's degree or higher in Computer Science, Computer Engineering, or related field. CERTIFICATIONS: ~ DoD 8140/8570 IAT Level II (CompTIA Security+) certification, required. REQUIRED SKILLS AND EXPERIENCE: ~5 + years experience writing, maintaining, debugging...Full timeContract workFlexible hours$56.57k - $143.12k
...3,122 Security Clearance: Secret (TS/SCI upgrade expected) Level of Experience: Mid Location: Wright Patterson Air Force Base, Ohio (commutable... ...TypeScript, HTML, CSS, and related Microsoft stack components. Develop web APIs with modern frameworks such as .NET Core and Node....Full timeWork experience placementLocal area$112.8k - $257k
...than just a nice-looking interface and data. You need the right combination of clean code, APIs, analytics, and infrastructure to develop a user- focus ed solution. We’re looking for a sof tware engineer like you to lead a team as they develop efficient and effective sof...Full timeContract workPart timeLocal areaRemote work- ...an understanding of systems acquisition, systems and subsystems level hardware and software integration, systems requirements... ...weakness analyzers and binary analyzers. Assist in reviewing, developing, and updating applicable program documentation for software engineering...Contract workTemporary workFor contractorsFor subcontractorWork at office
- ...Job Title Software Developer Location Wright-Patterson, OH 45433 US (Primary) Category Intelligence Job Type Full-Time Career Level Staff Education Bachelor's Degree Travel None Security Clearance Required Top Secret Job...Full timeContract work
$68.42k - $122.25k
...Overview Are you seeking purpose, challenge, and talented colleagues? We develop leaders and empower our associates to use their skills and talents to positively impact the world through service — to our coworkers, clients, and communities. We subscribe to the mission...Temporary workCasual workFlexible hours$115.9k - $173.8k
...atmosphere where cross-functional teams of product managers, engineers, developers, and defense experts work in unison. We practice Agile and... ...knowledge sharing, innovation, and problem-solving at every level. Impactful Work: Your work here won't just be limited to...Temporary workLocal areaRelocation package$79.3k - $118.9k
...Program is open to all ranks and experience levels. ?SkillBridge participants are not... ...Northrop Grumman Corporation (NGC) has developed the Northrop Grumman - Military Internship... ...an individual internship in an entry to mid-level career type role. The service member...Full timeWork experience placementInternshipRelocationShift work$9k
...We are seeking a highly motivated and experienced Software Developer to join our growing team. In this role, you will be responsible... ...come first. We challenge our co-workers to provide the highest level of support and service, and reward them with some of the best benefits...Full timeImmediate startWorldwideFlexible hours- ...Software Developer Apply the principles of computer science and mathematical analysis to the design, development, testing, and evaluation... ...computers work. Designs, develops and tests operating systems-level software, compilers, and network distribution software for...
- ...contribution required, employer‑paid healthcare, and one of the strongest benefits packages in the industry. Job Responsibilities Develop and maintain Python‑based software for scientific, analytical, simulation, automation, machine learning, and operational applications...Contract workFor contractorsRelocation package
- ...sharing across organizations to the Department of the Air Force and broader Department of Defense. Position Summary As Software Developer, you will be responsible for developing and implementing secure, end-to-end cluster and application lifecycles in cloud...Local areaFlexible hours
- ...laid off tech employees competing with existing jobseekers. Entry level job seekers struggle to get responses to their applications,... ...looking for entry-level software programmers, Java full stack developers, Python/Java developers, data analysts/data scientists, machine...Full timeH1bRemote work
$124k - $144k
...directly with government stakeholders. The ideal candidate will apply independent judgment and innovative problem-solving skills to develop solutions tailored to unique government requirements. This position may serve as a technical lead or project lead and requires...Immediate startFlexible hours
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Mid-Level Developer. Be the first to apply!

