NGTS Software Engineer/Developer American Systems CorpNGTS Software Engineer/DeveloperMDAMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance.
Senior Ai/Ml Software Developer - Ts/Sci With Poly (Req-243) CATHEXISSenior Ai/Ml Software Developer - Ts/Sci With Poly (Req-243)Tysons, VA$148,000–$179,000 / yearOur values are centered around leading with integrity, owning the outcome, growing together, and moving with purpose in everything we do for our employees, customers, partners, and communities. A motivated and qualified candidate will not only have hands-on development experience in (JavaScript, Python or Java) but also a willingness to collaborate with teams to solve problems.
Associate Ai/Ml Software Developer (Req-261) CATHEXISAssociate Ai/Ml Software Developer (Req-261)Tysons, VA$98,700–$120,300 / yearOur values are centered around leading with integrity, owning the outcome, growing together, and moving with purpose in everything we do for our employees, customers, partners, and communities. A motivated and qualified candidate will not only have hands-on development experience in (JavaScript, Python or Java) but also a willingness to collaborate with teams to solve problems.
NewSoftware Developer (Java Application) Sky SolutionsSoftware Developer (Java Application)Tysons Corner, VA$90,000–$140,000 / yearOur expertise spans AI-first enablement, delivering innovative solutions and advanced cybersecurity, fortifying digital ecosystems against emerging threats and digital transformation through low-code/no-code development, cloud solutions, and agile methodologies. Compensation is determined in good faith and may vary based on job-related factors, including relevant experience, skills, education, certifications, clearance level, labor category alignment, contract requirements, work location, internal equity, and business needs.
Ai/Ml Software Developer - Top Secret CATHEXISAi/Ml Software Developer - Top SecretTysons, VA$90,000–$135,000 / yearOur values are centered around leading with integrity, owning the outcome, growing together, and moving with purpose in everything we do for our employees, customers, partners, and communities. A motivated and qualified candidate will not only have hands-on development experience in (JavaScript, Python or Java) but also a willingness to collaborate with teams to solve problems.
NewSoftware Engineer 2 (Hybrid) - JavaScript/React/Angular/Java/Linux Captivation SoftwareSoftware Engineer 2 (Hybrid) - JavaScript/React/Angular/Java/LinuxAnnapolis Junction, MarylandIn this role, they will collaborate with engineers, stakeholders, and customers to design high-performing software solutions, evaluate technical trade-offs, and implement reusable, modular components that support multiple applications and mission needs. They will work across the full software development lifecycle, delivering scalable solutions for processing-intensive analytics, large data sets, real-time systems, and enterprise applications.
Ai/Ml Software Developer CATHEXISAi/Ml Software DeveloperTysons, VA$123,100–$149,800 / yearOur values are centered around leading with integrity, owning the outcome, growing together, and moving with purpose in everything we do for our employees, customers, partners, and communities. A motivated and qualified candidate will not only have hands-on development experience in (JavaScript, Python or Java) but also a willingness to collaborate with teams to solve problems.
NewSoftware Developer (SME) GRVTYSoftware Developer (SME)Chantilly, VA$150,000–$250,000 / yearWe've grown on this effort by providing the customer with Engineers who have done exceptional work, and we've retained our staff by paying very strong salaries, and working hard to ensure each Engineer is doing work that aligns with their career interest. Work on this program takes place in Chantilly, VA and in various field offices throughout Northern VA (we cannot support remote work), and requires a TS/SCI + Polygraph clearance (acceptable to this customer).
Software Developer 2 T-Rex Solutions LLCSoftware Developer 2Fort Meade, MD$160,000–$190,000 / yearT-Rex considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/training, key skills, internal peer equity, as well as market and business considerations when extending an offer. T-Rex offers both IT and professional services to numerous Federal agencies and is a leader in providing high quality and innovative solutions in the areas of Cloud and Infrastructure Services, Cyber Security, and Big Data Engineering.
NewSoftware Engineer 2 - Python/Terraform/AWS/CI/CD Captivation SoftwareSoftware Engineer 2 - Python/Terraform/AWS/CI/CDAnnapolis JunctionSecurity Clearance: Must currently hold a Top Secret/SCI U.S. Government security clearance with a favorable Polygraph, therefore all candidates must be a U.S. citizen. Minimum Qualifications: Fourteen (14) years experience as a SWE in programs and contracts of similar scope, type, and complexity is required.
NewSenior Ai/Ml Software Developer (Req-278) CATHEXISSenior Ai/Ml Software Developer (Req-278)Tysons, VA$148,000–$179,000 / yearOur values are centered around leading with integrity, owning the outcome, growing together, and moving with purpose in everything we do for our employees, customers, partners, and communities. A motivated and qualified candidate will not only have hands-on development experience in (JavaScript, Python or Java) but also a willingness to collaborate with teams to solve problems.
Software Engineer II - BDX Developer Experience Booking.com LtdSoftware Engineer II - BDX Developer ExperienceWashington D.C., DC$191,600–$212,900 / yearThis role sits at the intersection of backend engineering, data platforms, and developer advocacy, requiring you to navigate complex architectures while keeping friction low for the users of our internal Python SDKs, workflow frameworks, and dbt. We build and maintain the tooling, platform integrations, and paved paths that help internal customers (Data Scientists, ML and Data Engineers, and Analyst community) develop, test, publish, and operate data workflows with confidence.
Senior Software Developer (Hybrid) Nightwing Intelligence SolutionsSenior Software Developer (Hybrid)Annapolis Junction, Maryland$99,000–$206,000 / yearOur capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. CODEX (Cyber Offense and Defense Experts) division brings together an elite team of mission-focused industry experts who are well known for their ability to overcome the most advanced technical challenges.
Scientific Software Developer (DC, NoVA) Stellar Science Ltd CoScientific Software Developer (DC, NoVA)Tysons, VASupport software development in the following domains: computer vision and image processing, image simulation, laser or high-power microwave source generation and effects modeling, atmospheric modeling, computational electromagnetics (CEM), space domain awareness (SDA), high performance computing (HPC), computer aided design (CAD) tools, artificial intelligence (AI) and machine learning (ML) techniques, among others. Reinforcement learning, large language model development, computer vision, data mining, and core ML techniques (classification, regression, clustering).
Scientific Software Developer (Dc, Nova) Stellar Science Ltd CoScientific Software Developer (Dc, Nova)Tysons Corner, VASupport software development in the following domains: computer vision and image processing, image simulation, laser or high-power microwave source generation and effects modeling, atmospheric modeling, computational electromagnetics (CEM), space domain awareness (SDA), high performance computing (HPC), computer aided design (CAD) tools, artificial intelligence (AI) and machine learning (ML) techniques, among others. Reinforcement learning, large language model development, computer vision, data mining, and core ML techniques (classification, regression, clustering).
Senior Application Developer/Software Engineer TekSynapSenior Application Developer/Software EngineerFairfax, Virginia$95,000–$155,000 / yearFull timeASP.NET, C#, Python, Java, C/C++, CSS/JavaScript, SQL & SQL reporting, SQL Server, Visual Studio, GIT, CI/CS/CD, Artificial Intelligence (AI)/Machine Learning (ML), SharePoint, MS Power Platform, Microsoft Internet Information Server (IIS), MarkLogic, ORACLE, Oracle APEX . Perform complex programming and analysis for web and mobile applications and ETL processing; define requirements; write program specifications; design, code, test and debug programming assignments, document programs.
Software Developer Carson and SaintSoftware DeveloperMarylandThe candidate basic skill requirements include software development on a Linux-based platform; working knowledge of Python and C programming languages; web-application scripting languages; use of Active Record; and relational database technologies (examples: sqlite; PostgreSQL; MySQL; MS SQL Server; Oracle). The position is for a Security Software Developer to investigate technical requirements, identify product designs/specifications, and develop secure software application solutions for SAINT’s vulnerability, configuration, exploit, analysis and reporting products.
Enterprise Software Developer Brown Advisory IncEnterprise Software DeveloperBaltimore, MD$110,000–$130,000 / yearAbu Dhabi | Austin | Baltimore | Boston | Delaware | Frankfurt | London | Nashville | New York | North Carolina | San Francisco | Singapore | Southern California | Tokyo | Virginia | Washington, D.C. Brown Advisory seeks to hire an enterprise software developer to join a team focused on improving efficiencies and delivering technology capabilities for the firm. • Experience using leading cloud providers and cloud native software architectures (AWS, Azure) Experience using leading cloud providers and cloud native software architectures (AWS, Azure).
Software Developer L1-6 Core One SolutionsSoftware Developer L1-6Tysons Corner, VA$110,000–$215,000 / yearA Bachelor's degree in Computer Science, Information Systems, Engineering, Business or a scientific or technical discipline related to the specific skill will be considered equivalent to three (3) years specialized experience (total equivalency is not cumulative when combined with an Associate's degree). A Doctorate in Computer Science, Information Systems, Engineering, Business, or a scientific or technical discipline related to the specific skill will be considered equivalent to two (2) years specialized experience (up to a total of seven (7) years when combined with a Master's and a Bachelor's).
Mid-level Software Developer CyberMedia TechnologiesMid-level Software DeveloperMcLean, VAHeadquartered in McLean, VA, CTEC has over 300 team members working on mission-critical systems and projects for agencies such as the Department of Homeland Security, Internal Revenue Service, and the Office of Personnel Management. Database Development: Develop and maintain applications utilizing relational databases and data processing frameworks, with emphasis on SQL-driven data operations.
Software Developer (55390) DataPath, Inc.Software Developer (55390)N/A, MDTheir duties include meeting with clients to determine their software needs, coding and testing software to ensure functionality and updating software programs to refine components like cybersecurity measures and data storage capacities. DataPath is a global leader in remote satellite-based communications solutions that solve our customers' toughest communications challenges in urgent time frames and under extreme conditions.
Software Engineer – Developer and Production Systems Support Nightwing Intelligence SolutionsSoftware Engineer – Developer and Production Systems SupportSterling, Virginia$99,000–$206,000 / yearKey Job Responsibilities: Provide onsite support for Java-based web applications within a microservices architecture, ensuring high availability, reliability, and performance of deployed systems in the customer space. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization.
Software Developer ExcelitySoftware DeveloperHerndon, VirginiaResponsibilities: Designs and develops user interfaces and visualizations that support capabilities such as data discovery and query, analytic visualizations, link-node analysis, AI/ML big data analytics, and object production and relationships. Required Skills: A Bachelor’s degree with 9 years of relevant experience OR a Master’s degree with 7 years of relevant experience OR A PhD with 4 years of relevant experience; An additional 4 years of experience maybe considered in lieu of a degree requirement.
Software Developer (C++, Python) BCC-NIHSoftware Developer (C++, Python)Bethesda, MarylandBlack Canyon Consulting (BCC) is searching for a Software Developer in Bioinformatics and Big Data to support our work at the National Institutes of Health. Work with a diverse group of scientists, bioinformaticians and other developers across the center to implement efficient bioinformatics algorithms.
Software Engineer - Python/FASApi/JavaScript/JSON/CSS/MongoDB/Docker Captivation SoftwareSoftware Engineer - Python/FASApi/JavaScript/JSON/CSS/MongoDB/DockerAnnapolis JunctionCaptivation Software is looking for a software engineer to provide customer support and infrastructure services with quick response capabilities for SIGINT and Cyber Solutions. Security Clearance: Must currently hold a Top Secret/SCI U.S. Government security clearance with a favorable Polygraph, therefore all candidates must be a U.S. citizen.
NewSoftware Engineer 2 - Zabbix/Python/Java/CSC/Linux Captivation SoftwareSoftware Engineer 2 - Zabbix/Python/Java/CSC/LinuxAnnapolis JunctionSecurity Clearance: Must currently hold a Top Secret/SCI U.S. Government security clearance with a favorable Polygraph, therefore all candidates must be a U.S. citizen. Captivation is looking for software developers who can get stuff done while making a difference in support of the mission to protect our country.
NewSoftware Engineer 2 - Java/MapReduce/Cloud/GhostMachine/QTA Captivation SoftwareSoftware Engineer 2 - Java/MapReduce/Cloud/GhostMachine/QTAAnnapolis JunctionCaptivation Software is looking for a mid level software engineer with strong Java experience as well as experience with MapReduce, Cloud experience, GhostMachine and QTA. Security Clearance: Must currently hold a Top Secret/SCI U.S. Government security clearance with a favorable Polygraph, therefore all candidates must be a U.S. citizen.
NewSoftware Engineer 3 - Linux/Bash/Python/Rust/Splunk/Kafka/CI/CD/Git Captivation SoftwareSoftware Engineer 3 - Linux/Bash/Python/Rust/Splunk/Kafka/CI/CD/GitAnnapolis JunctionCaptivation Software is looking for a senior level software engineer who shall be part of a team responsible for designing, developing and maintaining a comprehensive distributed Metrics and Monitoring solution for HPC systems to ensure the reliability, performance, and scalability of HPC infrastructure. Minimum Qualifications: Master's degree in Computer Science or related discipline from an accredited college or university, plus five (5) years of experience as a SWE, in programs and contracts of similar scope, type, and complexity.
NewSoftware Engineer 3 - AWS Captivation SoftwareSoftware Engineer 3 - AWSAnnapolis JunctionSecurity Clearance: Must currently hold a Top Secret/SCI U.S. Government security clearance with a favorable Polygraph, therefore all candidates must be a U.S. citizen. Bachelor’s degree in Computer Science or related discipline from an accredited college or university is required.
NewSoftware Engineer 2 (Hyrid) - AWS Captivation SoftwareSoftware Engineer 2 (Hyrid) - AWSAnnapolis JunctionSecurity Clearance: Must currently hold a Top Secret/SCI U.S. Government security clearance with a favorable Polygraph, therefore all candidates must be a U.S. citizen. Captivation Software is looking for a mid level software engineer with experience developing in AWS with managed services.
NewSoftware Engineer 2 (Hybrid) - Linux/Bash/Apache Airflow/Apache Spark/Docker/Podman/Git/AWS Captivation SoftwareSoftware Engineer 2 (Hybrid) - Linux/Bash/Apache Airflow/Apache Spark/Docker/Podman/Git/AWSAnnapolis Junction, MarylandMinimum Qualifications: Master's degree in Computer Science or related discipline from an accredited college or university, plus three (3) years of experience as a SWE, in programs and contracts of similar scope, type, and complexity. Bachelor's degree in Computer Science or related discipline from an accredited college or university, plus five (5) years of experience as a SWE, in programs and contracts of similar scope, type, and complexity.
NewSoftware Engineer 3 - Linux/Java/Jax-RS/REST/JSON/XML/Maven/Eclipse/Gitlab Captivation SoftwareSoftware Engineer 3 - Linux/Java/Jax-RS/REST/JSON/XML/Maven/Eclipse/GitlabAnnapolis JunctionBachelor’s degree in Electrical Engineering, Computer Engineering, or Computer Science from an accredited college or university is required. Security Clearance: Must currently hold a Top Secret/SCI U.S. Government security clearance with a favorable Polygraph, therefore all candidates must be a U.S. citizen.
NewSoftware Engineer 2 (Hybrid) - AWS/Hadoop/Accumulo/Terraform/Python/Java Captivation SoftwareSoftware Engineer 2 (Hybrid) - AWS/Hadoop/Accumulo/Terraform/Python/JavaAnnapolis JunctionSecurity Clearance: Must currently hold a Top Secret/SCI U.S. Government security clearance with a favorable Polygraph, therefore all candidates must be a U.S. citizen. Captivation Software is looking for a mid level software engineer with experience developing in AWS with managed services.
Subject Matter Expert Software Engineer w/Top Secret Clearance TekSynapSubject Matter Expert Software Engineer w/Top Secret ClearanceQuantico, VirginiaFull timeBachelor’s degree in Computer Science, Computer Engineering, Software Engineering, Electrical Engineering, Computer and Information Security, Computer Security, Computer Forensics, or other closely related degree from an accredited university or college. Serve as the Subject Matter Expert in charge of directing team’s technical efforts to design, develop, and deploy CNE tools, implants, and exploitation frameworks across desktop, server, and mobile platforms.
Senior Software Engineer / Reverse Engineer GliaCell TechnologiesSenior Software Engineer / Reverse EngineerLaurel, MD$200,000–$280,000 / yearWe also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat. GliaCell’s Enterprise capabilities include Full-Stack Application Development, Big Data, Cloud Technologies, Analytics, Machine Learning, AI, and DevOps Containerization.
NewSoftware Engineer 2 - Spark/MapReduce/SQL/NoSQL/Pandas/Numpy/SciPy Captivation SoftwareSoftware Engineer 2 - Spark/MapReduce/SQL/NoSQL/Pandas/Numpy/SciPyAnnapolis JunctionCaptivation Software is looking for a mid level software engineer who will performing as a Cloud-Based Analytics Developer to join our team. Security Clearance: Must currently hold a Top Secret/SCI U.S. Government security clearance with a favorable Polygraph, therefore all candidates must be a U.S. citizen.
Full Stack Software Engineer, Mid-level CACIFull Stack Software Engineer, Mid-levelSterling, VirginiaAs a software developer on this program, you'll collaborate with multiple product teams and immerse yourself in modern development practices, working within an agile framework to support and modernize signal processing systems for our customers. Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.
NewSoftware Engineer 0 - MapReduce/Cloud/GhostMachine/QTA Captivation SoftwareSoftware Engineer 0 - MapReduce/Cloud/GhostMachine/QTAAnnapolis JunctionSecurity Clearance: Must currently hold a Top Secret/SCI U.S. Government security clearance with a favorable Polygraph, therefore all candidates must be a U.S. citizen. Minimum Qualifications: Bachelor’s degree in Computer Science or related discipline from an accredited college or university is required.
NewSoftware Engineer 2 (Hybrid) - Java/MapReduce/Accumulo/Hadoop Captivation SoftwareSoftware Engineer 2 (Hybrid) - Java/MapReduce/Accumulo/HadoopAnnapolis Junction, MD$130,000–$270,000 / yearSecurity Clearance: Must currently hold a Top Secret/SCI U.S. Government security clearance with a favorable Polygraph, therefore all candidates must be a U.S. citizen. Minimum Qualifications: Fourteen (14) years experience as a SWE in programs and contracts of similar scope, type, and complexity is required.
Cyber Software Engineer Nightwing Intelligence SolutionsCyber Software EngineerSterling, Virginia$64,000–$128,000 / yearExperience with two or more of the following: Python, JSON, Data Analytics, MongoDB, MinIO, Ansible, Vue.js, React, HTML, Kubernetes, Docker, Podman, Openshift, AWS, View Jazz Framework, Process Automation, Terraform, CI/CD knowledge. Nightwing is supporting a U.S. Government customer to provide support for onsite incident response to civilian Government agencies and critical asset owners who experience cyber-attacks, providing immediate investigation and resolution.
Reverse Engineer/Developer BigBear.aiReverse Engineer/DeveloperAnnapolis Junction, MDInstead, you will leverage your advanced reverse engineering skills to dissect complex networked codebases, write and test custom code to support the team, and apply your analytical mindset to chase down leads and solve ambiguous problems. Deconstruct & Discover: Reverse engineer complex, networked codebases to understand their inner workings and discover critical software vulnerabilities.
NewFull-Stack Developer - Python/JavaScript/CSS/REST/Docker Captivation SoftwareFull-Stack Developer - Python/JavaScript/CSS/REST/DockerAnnapolis JunctionSecurity Clearance: Must currently hold a Top Secret/SCI U.S. Government security clearance with a favorable Polygraph, therefore all candidates must be a U.S. citizen. Bachelor’s degree in Computer Science or related discipline from an accredited college or university is required.
Software Developer - Full Stack (Systems Software) Ardent Principles, Inc.Software Developer - Full Stack (Systems Software)McLean, Virginia$130,000–$260,000 / yearIn this role, you’ll develop and customize applications that directly support analytic workflows—leveraging Python, PostgreSQL, and AWS services such as SQS to deliver secure, reliable, and high‑performance capabilities. We’re looking for a mission‑driven Software Developer who thrives at the intersection of intelligence analysis, modern web development, and cloud‑powered backend systems.
Data Scientist / Cloud Software Engineer CymertekData Scientist / Cloud Software EngineerAnnapolis Junction, MarylandData Engineer, Cloud Data Scientist, Cloud Software Developer, Cloud Solutions Architect, Data Analyst, Cloud Architect, Machine Learning Engineer, Big Data Engineer, Cloud Platform Engineer, AI Engineer, ect. Computer Science, Data Science, Cloud Computing, Software Engineering, Information Technology, Statistics, Applied Mathematics, Artificial Intelligence, Information Systems, Electrical Engineering, Machine Learning, ect.
Full-Stack Software Engineer (Associate / Experienced) The Boeing CoFull-Stack Software Engineer (Associate / Experienced)Chantilly, VA$99,450–$143,750 / yearThe Boeing Company also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. Experience with one or more of the following: Java, HTML 5, CSS 3, JavaScript, Firebug and JS frameworks (REACT, jQuery, jQuery UI, Open Layers, etc.), Spring Framework, Hibernate, RDBMS, MongoDB, XML, SOAP, REST, WSDL/Web Service protocols.
Radio Frequency Software Engineer III VTG.Radio Frequency Software Engineer IIIHanover, MD$120,000–$270,000 / yearAs a Radio Frequency Software Developer III supporting mission-essential national security initiatives, you will design, develop, integrate, and maintain secure, high-performance software solutions that enable critical intelligence, defense, and operational missions. Design, develop and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequences of design.
Software Engineer Two Six Technologies IncSoftware EngineerChantilly, VA$155,889–$233,833 / yearCoordinate software system installation and monitor equipment functioning to ensure specifications are met Design, develop, and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequence of design. Salary is one component of our total compensation package and the specific salary offered is determined by various factors, including, but not limited to education, experience, knowledge, skills, geographic location, as well as contract specific affordability and organizational requirements.
Software Engineer Redwood DentalSoftware EngineerBaltimore, MarylandSoftware Engineer responsibilities include gathering user requirements, defining system functionality and writing code in various languages, like Java, Ruby on Rails or. Experience developing web applications using at least one popular web framework (JSF, Wicket, GWT, Spring MVC).
NewSoftware Engineer 2/3 - Java/AWS/Confluence/Jira/Gitlab/NiFi Captivation SoftwareSoftware Engineer 2/3 - Java/AWS/Confluence/Jira/Gitlab/NiFiAnnapolis JunctionSecurity Clearance: Must currently hold a Top Secret/SCI U.S. Government security clearance with a favorable Polygraph, therefore all candidates must be a U.S. citizen. Minimum Qualifications: A minimum of fourteen (14) years experience as a SWE in programs and contracts of similar scope, type, and complexity is required.
NewSoftware Engineer 2/3 - Java/Git/Gradle/Docker/REST/ELK/MongoDB/Ansible/Kubernetes/Linux Captivation SoftwareSoftware Engineer 2/3 - Java/Git/Gradle/Docker/REST/ELK/MongoDB/Ansible/Kubernetes/LinuxAnnapolis JunctionSecurity Clearance: Must currently hold a Top Secret/SCI U.S. Government security clearance with a favorable Polygraph, therefore all candidates must be a U.S. citizen. Bachelor’s degree in Electrical Engineering, Computer Engineering, or Computer Science from an accredited college or university is required.