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General information Job Posting Title Back End Developer - Mid-level Date Friday, May 15, 2026 City Remote Country United States Working time Full-time Description & Requirements Maximus is a trusted federal partner supporting mission-critical programs across national security, defense, and public service delivery. Recent contract awards in cybersecurity and operational readiness underscore Maximus' role as a reliable prime for high-impact government missions. Joining Maximus means contributing to meaningful work in fast-paced environments alongside professionals committed to service,... more ->
MANTECH seeks a motivated, career and customer-oriented WARGAME DEVELOPER to join our team in QUANTICO, VA. Join the vanguard of the Marine Corps Wargaming Division as we modernize the decision environment. In this role, you will be instrumental in assisting with the transition from traditional wargaming into a high-fidelity digital future, ensuring that our nation's senior leaders have the most sophisticated tools and insights to shape future force design. Responsibilities include but are not limited to: Design and produce high-quality physical player aids and reference guides while leading... more ->
MANTECH seeks a skilled and mission focused CNO Developer to join our team in Hanover, MD or Aurora, CO. In this role, you will contribute to the development of mission-critical offensive cyber capabilities and drive excellence in advanced Computer Network Operations (CNO). You'll be part of a dynamic team working on next-generation solutions that safeguard our national security systems. Responsibilities include but are not limited to: Design and develop new hardware- or software-based Computer Network Operations (CNO) capabilities Perform design, development, documentation, testing, and... more ->
MANTECH seeks a motivated, career and customer-oriented Junior Developer to join our team in Annapolis Junction, MD. The Junior Developer is part of a dynamic development team, focusing on writing efficient and maintainable code, collaborating with other developers and engineers, and contributing to the development of web applications, Back End services, and automation workflows. This role provides opportunities for career growth, mentoring, and hands-on experience with modern software development tools and practices. You will primarily use Python for Back End development while gaining... more ->
MANTECH seeks a motivated, career and customer-oriented SIMULATION DEVELOPER to join our team in QUANTICO, VA Join a high-impact team supporting the Marine Corps Warfighting Lab's transition to digital wargaming. As a Simulation Developer, you will serve as a trusted advisor to our customers, ensuring the technical architecture of wargames is robust and reliable while directly shaping the tools used to prepare Marines for the future fight. Responsibilities include but are not limited to: Designs, develops, and sustains simulation models and environments using a variety of programming... more ->
MANTECH seeks a skilled and mission focused CNO Developer to join our team in Hanover, MD. In this role, you will contribute to the development of mission-critical offensive cyber capabilities and drive excellence in advanced Computer Network Operations (CNO). You'll be part of a dynamic team working on next-generation solutions that safeguard our national security systems. Responsibilities include but are not limited to: Design and develop new hardware- or software-based Computer Network Operations (CNO) capabilities Perform design, development, documentation, testing, and debugging of... more ->
MANTECH seeks a motivated, career and customer-oriented ETL Developer to join our team in Chantilly, VA. The ETL Developer will support mission-critical data operations by designing, building, and optimizing large-scale data ingest and processing solutions in a Big Data environment. This role focuses on enabling reliable, performant data pipelines that support analytic and operational needs across the full data lifecycle. Responsibilities include but are not limited to: Designing and implementing large-scale ingest systems in a Big Data environment Optimizing all stages of the data lifecycle,... more ->
MANTECH seeks a motivated, career and customer-oriented DevOps Developer to join our team in Herndon, VA . The DevOps Developer will perform DevOps tasks to help maintain and optimize our CI/CD pipeline and further the automation of tasks for the customer. This role supports the tuning of our environments for efficiency, performance, and scalability, while also contributing to the software development of specific features. You will help design and implement the architecture that powers the software products our team develops, leveraging proven systems design and scalability experience within... more ->
MANTECH seeks a motivated, career and customer-oriented Application Developer to join our team in Chantilly, VA The Application Developer will be dedicated Full time to development and enhancement support for existing applications as well as new development. Responsibilities include but are not limited to: Designing, programming/developing, and modifying software systems, applications, and tools, both existing and potentially new in the future Analyzing user needs and software requirements to determine feasibility of design within time and cost constraints Collaborating with teammates, other... more ->
Senior Salesforce Developer Req number: R7831 Employment type: Full time Worksite flexibility: Onsite Who we are CAI is a global services firm with over 9,000 associates worldwide and a yearly revenue of $1.3 billion+. We have over 40 years of excellence in uniting talent and technology to power the possible for our clients, colleagues, and communities. As a privately held company, we have the freedom and focus to do what is right-whatever it takes. Our tailor-made solutions create lasting results across the public and commercial sectors, and we are trailblazers in bringing neurodiversity to... more ->
Job Family : Software Development & Support Travel Required : Up to 10% Clearance Required : Ability to Obtain Public Trust What You Will Do : Guidehouse has an exciting opportunity for a MuleSoft Architect in a high-growth practice. You will work with and lead the project team to translate requirements into well-designed integration solutions. You will participate in technical design sessions and develop detailed technical solution documentation that is aligned with the client's business objectives. You will be responsible for developing, testing, and documenting integration solutions of... more ->