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Developer Jobs in Montpelier, MD

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Software Engineer, Senior (Secret Clearance) Praescient Analytics LLC

Fairfax, VA

$120,000–$165,000 / year

Position Overview: Praescient Analytics is seeking a highly skilled and visionary Software Engineer - Senior to provide technical leadership and big-picture oversight for the National Industrial Security System (NISS)-the Defense Counterintelligence and Security Agency's (DCSA) secure, cloud-based system of record. API & Gateway Management: Deeply engage with API gateways, Web Services, and RESTful APIs to seamlessly and securely integrate complex data components built by both internal teams and third parties.

30+ days ago

ServiceNow Systems Integration Leidos

Odenton, Maryland

Works with external and internal stakeholders to understand and confirm the delivery of the digital transformation solutions with emphasis on request fulfillment, automated workflows through ServiceNow Service Catalogs and key ITIL processes like Request, Incident, Problem, Change, Knowledge, and other modules. The ServiceNow System Integration Test Manager is responsible for working within a fast paced, Agile team to verify and validate changes made to the system as well as develop more efficient and modern test techniques and processes through automation testing.

30+ days ago

STIP Senior Software Tester - Must be a U.S. Citizen and have DHS Suitability Acquired Data Solutions

Springfield, VA

Full time

Candidates will lead functional testing, regression testing, integration testing, system testing, User Acceptance Testing (UAT), API testing, performance testing, validate software against business and technical requirements, identify, document, prioritize, and track defects. The ideal candidate demonstrates strong problem-solving skills, writes clean and maintainable code, and leads systems testing/quality assurance/verification & validation discussions and improvements.

30+ days ago

Senior AI/ML Lead/ Developer (Remote) Cognizant Technology Solutions Corp

Washington, DC

Remote

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30+ days ago

Mobile Developer About Objects

Reston, Virginia

Meet delivery commitments of feature content throughout the entire Software Delivery Lifecycle (SDLC) from requirements definition through post-implementation support. Join About Objects' mobile app team and be a part of a like-minded group pushing the technology to its limits.

15 days ago

2027 Internship - Engineer/SW Developer/Analyst - Maritime Force Engagement Control Johns Hopkins Applied Physics Laboratory

Laurel, Maryland

Part time

We are seeking a wide range of talented interns who want to work in a collaborative,team environment to help us 1) create sophisticated simulations of current and future Naval capabilities, adversarial threat systems (e.g., missiles, swarms of autonomous platforms) to pair with machine learning technologies in order to develop robust solutions to transform systemic weaknesses into strengths, 2) develop complex analysis tools and use them to evaluate the performance of new Navy systems or system of system capabilities, and/or 3) perform early research into promising technology that pushes the art and the science of defense. Mature cutting edge concepts or technologies that lead to improving our Navy's ability to maintain superior situational awareness in the fog of war, identify blatant and subtle hostile actions, and dynamically allocate limited resources in a changing battlefield.

30+ days ago

2027 Graduate - Modeling, Simulation and Analysis Tool Software Developer Johns Hopkins Applied Physics Laboratory

Laurel, Maryland

Full time

Perform early research into promising technologies that lead to improving our Navy's ability to maintain superior situational awareness in the fog of war, identify blatant and subtle hostile actions, and dynamically allocate limited resources in a changing battlefield. Create sophisticated simulations of Naval capabilities and adversarial threat systems (e.g., missiles, swarms of autonomous platforms), paired with machine learning technologies, in order to develop robust solutions to transform systemic weaknesses into strengths.

30+ days ago

2027 Internship - Software Developer - Tactical System Prototyping and Deployment Johns Hopkins Applied Physics Laboratory

Laurel, Maryland

Part time

Your primary responsibility will be to perform software implementation of proof-of-concept prototypes incorporating several engineering fields: graphical user interfaces, signal/video processing, pattern recognition, real-time computing, applied mathematics, network/web services, and visualization. Our current projects focus on improving the exploitation of airborne and ground based sensor data through object tracking, multi-sensor correlation, data management, and operational data display as well as on intelligent networks, resilient autonomy, and non-kinetic warfare integration.

30+ days ago

Sr. Web Developer BAE Systems Plc

Alexandria, VA

$118,095–$200,762 / year

About BAE Systems Intelligence & Security BAE Systems, Inc. is the U.S. subsidiary of BAE Systems plc, an international defense, aerospace and security company which delivers a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. Job Description If you are interested in doing web development that supports an extraordinary mission-working with our customer who runs the DoD's largest supercomputing centers and enabling users of some of the most powerful supercomputers in the world-we could use your experience and enthusiasm!

8 days ago

Sr. Java Developer I8IS INC.

Bethesda, MD

Remote

$50–$65

Develop code in Java, develop new systems, maintain existing code through bug fixes and enhancements, provide production support, unit test Java code, and manipulate data to analyze system requirements. Below are the primary purposes of this job: Research, design, develop, and maintain web-based grant management application systems for the National Institutes of Health – eRA Program ( era.nih.gov ).

14 days ago

Readiness, Response & Recovery Security AI Developer Accenture Plc

Arlington, VA

Translate engagement workflows and client outcomes into functional prototypes using low-code platforms, AI-assisted development, and data visualization tools (Power BI, Azure Data services, Python, or similar). The Work: Design and build proprietary tools, templates, and data products that support cyber readiness and recovery engagements-turning repeatable consulting work into structured, reusable assets.

30+ days ago

Principal CNE Analyst / Analytic Developer (Up to 60% telework - TS/SCI with Polygraph required) Red Alpha

Columbia, Maryland

Our total compensation package was strategically designed with our members in mind with the intention to: reward our members for their hard work and commitment to our customers' missions; allow members to share in Red Alpha's success as we continue to grow and expand our footprint; provide long-term career opportunities through stability and internal mobility; and provide the resources our members need to support themselves and their dependents in the form of a robust benefits package. General knowledge and understanding of techniques, tools, behaviors and strategies used in computer network exploitation including: Experience with passive analysis of network traffic (i.e. pcap) using tools like Wireshark.

30+ days ago

.Net Custom Developer Accenture Federal Services

Alexandria, VA

The pay range for the states of California, Colorado, Connecticut, Hawaii, Illinois, Maine, Maryland, Massachusetts, Minnesota, New Jersey, New York, Ohio, Vermont, Virginia, Washington, and the District of Columbia is: $78,600—$160,200 USD What We Believe As a company wholly dedicated to serving the US federal government, we bring together the best talent to help reinvent how federal agencies operate and deliver greater value for their mission and the American people. As required by local law, Accenture Federal Services provides reasonable ranges of compensation for hired roles based on labor costs in the states of California, Colorado, Connecticut, Hawaii, Illinois, Maine, Maryland, Massachusetts, Minnesota, New Jersey, New York, Ohio, Vermont, Virginia, Washington, and the District of Columbia .

30+ days ago

Entry Level .NET Software Developer EAi Technologies

Vienna, VA

Combine that with daily catered lunch from such restaurants as Cava, Chipotle, Plaka Grill, Jason's Deli, and Shake Shack and you can see that we strive to foster a family-friendly culture that emphasizes teamwork, camaraderie, and openness. We are growing, and looking for individuals who want to be part of a fun, passionate, and highly accomplished team with Hackathons and regular events like Poker and Movie Night to keep the spirits alive.

2 days ago

Lead Knowledge Management Developer Leidos

Odenton, Maryland

Be proficient in development using some of the following technologies: JavaScript/Jquery, Agile Development, Content Types, Related Lists, Web parts, Hyper Text Markup Language (HTML), Cascading Style Sheets (CSS), System Architecture, Visual Studio, Geospatial Mapping, Keyhole Markup Language (KML) Files, Easy Tabs, Structure Query Language (SQL), Extensible Markup Language (XML), eXtensible Stylesheet Language (XLST), Simple Object Access Protocol (SOAP)/Representational State Transfer (REST), SharePoint, Tableau, Sentinel, Service Now, Business Intelligence (BI), and Jira. Familiarity & knowledge with the following, Apache Spark, Kubernetes, Kafka, SIMP Project, Ansible, Docker, GIT, Red Hat Enterprise Linux (RHEL), Suricata, Zeek, Kibana, Logstash, Elastic Search, Neo4J, PostgreSQL, AWS Cloud & Nifi.

30 days ago

Training Curriculum Developer/Manager Leidos

Odenton, Maryland

This training position should be able to communicate at the highest command levels internal and external to the command, taking guidance from J-7 Division Chief, J-772 DISA Chief Training Branch, and Joint Director (JDIR) leadership. October 2, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

7 days ago

Network-Savvy CNO Developer Simply Staffed

Maryland

Candidates should have one or more of the following: Experience with network device appliances (routers, switches, firewalls). QUALIFICATIONS REQUIRED The years of experience must be in software development or an extremely related discipline.

10 days ago

Expert Power BI Developer Drevol

Washington, DC

Contractor
Full time
Quick Apply

Develop Power Automate workflows to orchestrate report delivery, data refresh notifications, approval processes, and operational alerts across EDW reporting environments. Draft training materials and documentation as required and assist Business Analysts to provide training and support to end users on the use of developed software products.

30+ days ago

Senior Full Stack Developer NuAxis Innovations

Washington DC, DC

This role collaborates with Product Owners, Federal Project Managers (FPMs), Business Analysts, Solution Architects, UX/UI Designers, QA Engineers, and DevSecOps teams to deliver end-to-end solutions across the full software development lifecycle. The Senior Full Stack Developer is responsible for designing, developing, integrating, and supporting secure, scalable, and high-performing enterprise web applications using modern cloud-native technologies.

28 days ago

Senior Data Analyst / Power BI Developer NuAxis Innovations

Washington DC, DC

The analyst may support the design of SQL queries for corresponding search engines used in data retrieval, and uses visualization tools and strong communication skills to convey findings to business stakeholders. Experience planning, conducting, assigning, and monitoring visualization-development efforts iteratively — including working with business partners to review prototypes and develop iterative revisions.

22 days ago

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Developer Jobs in Montpelier, MD

Software Engineer, Senior (Secret Clearance) Praescient Analytics LLC

ServiceNow Systems Integration Leidos

STIP Senior Software Tester - Must be a U.S. Citizen and have DHS Suitability Acquired Data Solutions

Senior AI/ML Lead/ Developer (Remote) Cognizant Technology Solutions Corp

Mobile Developer About Objects

2027 Internship - Engineer/SW Developer/Analyst - Maritime Force Engagement Control Johns Hopkins Applied Physics Laboratory

2027 Graduate - Modeling, Simulation and Analysis Tool Software Developer Johns Hopkins Applied Physics Laboratory

2027 Internship - Software Developer - Tactical System Prototyping and Deployment Johns Hopkins Applied Physics Laboratory

Sr. Web Developer BAE Systems Plc

Sr. Java Developer I8IS INC.

Readiness, Response & Recovery Security AI Developer Accenture Plc

Principal CNE Analyst / Analytic Developer (Up to 60% telework - TS/SCI with Polygraph required) Red Alpha

.Net Custom Developer Accenture Federal Services

Entry Level .NET Software Developer EAi Technologies

Lead Knowledge Management Developer Leidos

Training Curriculum Developer/Manager Leidos

Network-Savvy CNO Developer Simply Staffed

Expert Power BI Developer Drevol

Senior Full Stack Developer NuAxis Innovations

Senior Data Analyst / Power BI Developer NuAxis Innovations

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