Firmware-Savvy CNO Developer (Ts/Sci W/Poly) Parsons Commercial Technology Group Inc.Firmware-Savvy CNO Developer (Ts/Sci W/Poly)Annapolis Junction, MD$103,500–$181,100 / yearIf you are passionate about reverse engineering (RE), embedded development, and vulnerability research-and you want to work with and learn from leading subject matter experts-this role offers a strong next step in your career. We promote a culture of excellence and close-knit teams that take pride in delivering, protecting, and sustaining our nation's most critical assets, from Earth to cyberspace.
Firmware-Savvy CNO Developer (TS/SCI w/Poly) ParsonsFirmware-Savvy CNO Developer (TS/SCI w/Poly)Annapolis JunctionIf you are passionate about reverse engineering (RE), embedded development, and vulnerability research—and you want to work with and learn from leading subject matter experts—this role offers a strong next step in your career. We promote a culture of excellence and close-knit teams that take pride in delivering, protecting, and sustaining our nation's most critical assets, from Earth to cyberspace.
Modern Application Developer EntropyZero ConsultingModern Application DeveloperReston, VAEntropyZero Consulting is a boutique software engineering consultancy focused on delivering quality software and software engineering solutions to public sector and commercial clients. In past Entropy Days, we've programmed robots to battle each other in a winner takes all tournament and shared presentations on topics as diverse as drones and robotics, paragliding, and home brewing.
Embedded Developer Visionist, Inc.Embedded DeveloperFort Meade, MD$125,000–$180,000 / yearWe embed small engineering teams with analysts to rapidly identify and solve mission capability gaps playing a critical role in defending our nation's cyber infrastructure & providing expertise in malware analysis, attribution, mapping adversarial infrastructure, pen testing, and operational planning. Visionist software developers perform reverse engineering and low-level development to identify vulnerabilities and develop mitigations/solutions across a wide range of devices and software.
Mid-Level Embedded Developer Visionist, Inc.Mid-Level Embedded DeveloperFort Meade, MD$150,000–$215,000 / yearWe embed small engineering teams with analysts to rapidly identify and solve mission capability gaps playing a critical role in defending our nation's cyber infrastructure & providing expertise in malware analysis, attribution, mapping adversarial infrastructure, pen testing, and operational planning. Visionist software developers perform reverse engineering and low-level development to identify vulnerabilities and develop mitigations/solutions across a wide range of devices and software.
Lead Software Engineer - Big Data Financial Industry Regulatory Authority, Inc.Lead Software Engineer - Big DataRockville, MDFINRA employees are required to disclose to FINRA all brokerage accounts that they maintain, and those in which they control trading or have a financial interest (including any trust account of which they are a trustee or beneficiary and all accounts of a spouse, domestic partner or minor child who lives with the employee) and to authorize their broker-dealers to provide FINRA with duplicate statements for all of those accounts. Additional insurance includes basic life, accidental death and dismemberment, supplemental life, spouse/domestic partner and dependent life, and spouse/domestic partner and dependent accidental death and dismemberment, short- and long-term disability, long-term care, business travel accident, disability and legal.
NewSoftware Engineer CACISoftware EngineerFairfax, VirginiaPay 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. You will have the opportunity to get hands-on experience with a variety of software tools and processes around containerized applications development and deployment, troubleshoot dataflow between embedded systems and containerized applications, and work directly with RF equipment in the Fairfax lab.
Software Engineer - Cloud Infrastructure CACISoftware Engineer - Cloud InfrastructureChantilly, VirginiaPay 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. You won’t just write code and throw it over the fence; you will have the autonomy to build complex applications and architect the environments, pipelines, and containers required to deploy them successfully into operations.
Software Engineer TS/SCI Poly LeidosSoftware Engineer TS/SCI PolyAnnapolis Junction, MarylandShe/he will provide software process management and control throughout the coding portion of the software development process and will promote code reuse and cross-program collaboration while reducing maintenance costs by creating common functions and shared actions for developers and testers. Must have experience or familiarity with multiple Java frameworks: Spring to include Boot and Data, Java Enterprise Edition (JEE) (i.e., JPA, EJB, JTA, Servlet), Jackson, Jersey, Swing, JavaFX.
Software Engineer TS/SCI Polygraph LeidosSoftware Engineer TS/SCI PolygraphAnnapolis Junction, MarylandShe/he will provide software process management and control throughout the coding portion of the software development process and will promote code reuse and cross-program collaboration while reducing maintenance costs by creating common functions and shared actions for developers and testers. Must have experience or familiarity with multiple Java frameworks: Spring to include Boot and Data, Java Enterprise Edition (JEE) (i.e., JPA, EJB, JTA, Servlet), Jackson, Jersey, Swing, JavaFX.
Senior Manager, Software Engineer HITT ContractingSenior Manager, Software EngineerFalls Church, Virginia$120,000–$175,000Reporting to the Head of Software Engineering, the Principal Software Engineer sets the technical direction for how software gets built at HITT - architecting the practice's first AI-native applications, establishing the platform and paved-road tooling every team will use, and writing production code every day alongside AI coding agents. The Principal Software Engineer will help recruit engineers into a lean, agile, AI-augmented team and will train HITT's existing developers in AI-enabled methods - through pairing, code review, workshops, and reference implementations - raising the technical bar for the entire practice.
Actionet, Inc. Careers - Senior Software Engineer ActioNet, Inc.Actionet, Inc. Careers - Senior Software EngineerSilver Spring, MD$98,000–$193,000 / yearActioNet is a CMMI-DEV Level 4, CMMI-SVC Level 4, ISO 20000, ISO 27001, ISO 9001, HDI-certified, woman-owned IT Solutions Provider with strong qualifications and expertise in Agile Software Engineering, Cloud Solutions, Cyber Security and IT Managed Services. At ActioNet, our Passion for Quality is at the heart of everything we do: We are committed to make ActioNet a great place to work and continue to invest in our ActioNeters.
Senior Software Engineer / Data Scientist (Training Systems) Leidos Holdings Inc.Senior Software Engineer / Data Scientist (Training Systems)Chantilly, VA$154,050–$278,475 / yearBachelor's degree in Computer Science, Data Science, Software Engineering, Mathematics, Engineering, or related technical field with 8+ years of relevant experience and 15+ years overall experience; additional experience may be considered in lieu of degree. Familiarity with contemporary AI coding ecosystems and developer productivity tools such as Claude Code, OpenAI Codex, Cursor, OpenCode, GitHub Copilot, or similar platforms.
Enterprise - Software Test Engineer - Automation, Python Erias VenturesEnterprise - Software Test Engineer - Automation, PythonColumbia, MarylandRequired skills: Experience required to support Information Assurance: Quality Assurance: Nosetest, rcptt, Test automation development, performance/load/stress testing, User interface testing, Security testing, Code coverage tools, Systems integration testing, Data interface testing, Eclipse, ESB, CORBA, or ICE, JIRA or Git and JBuilder or Eclipse. We are seeking engineers who wish to grow their careers and want to become part of a technically strong and growth-oriented company focused on bringing innovative solutions to the difficult mission problems facing our customers.
Software Engineer II Full-Stack STraffic AmericaSoftware Engineer II Full-StackVienna, VirginiaFull timeThe Software Engineer II will be responsible for designing, developing, and maintaining scalable web applications using modern technologies including React, TypeScript, Spring Boot, and PostgreSQL . This role is ideal for a full-stack developer who enjoys working across both front-end and back-end technologies, has experience with modern cloud environments, and thrives in a collaborative Agile and DevOps culture.
Machine Learning Engineer & AI Platform Developer - 10+Years Of Experirnce Two95 International Inc.Machine Learning Engineer & AI Platform Developer - 10+Years Of ExperirnceHerndon, VARemoteStrong programming skills in Python, R, or Java, and experience with machine learning libraries (e.g., TensorFlow, PyTorch, Scikit-learn). In this role, you will be responsible for designing, developing, and deploying machine learning models and AI applications.
Sr Lead Software Engineer Capital OneSr Lead Software EngineerMcLean, VirginiaShare your passion for staying on top of tech trends, experimenting with and learning new technologies, participating in internal & external technology communities, mentoring other members of the engineering community, and from time to time, be asked to code or evaluate code. Utilize programming languages like Java, Python, SQL, Node, Go, and Scala, Open Source RDBMS and NoSQL databases, Container Orchestration services including Docker and Kubernetes, and a variety of AWS tools and services.
Software Engineer III Babel StreetSoftware Engineer IIIReston, Virginia$110,000–$135,000 / yearWe deliver advanced AI and data analytics solutions providing unmatched, analysis-ready data regardless of language, proactive risk identification, 360-degree insights, high-speed automation, and seamless integration into existing systems. This role ensures the continuous, reliable flow of high-quality data into our internal databases by engineering solutions to overcome sophisticated technical barriers and anti-bot security measures.
Sr Lead Software Engineer, Full Stack - Shopping (Remote-Eligible) Capital OneSr Lead Software Engineer, Full Stack - Shopping (Remote-Eligible)McLean, VirginiaRemoteUtilize programming languages like JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, and Go, Open Source RDBMS and NoSQL databases, Container Orchestration services including Docker and Kubernetes, and a variety of AWS tools and services . Share your passion for staying on top of tech trends, experimenting with and learning new technologies, participating in internal & external technology communities, mentoring other members of the engineering community, and from time to time, be asked to code or evaluate code .
Lead Software Engineer, Full Stack - Shopping (Remote) Capital OneLead Software Engineer, Full Stack - Shopping (Remote)McLean, VirginiaRemoteUtilize programming languages like JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, and Go, Open Source RDBMS and NoSQL databases, Container Orchestration services including Docker and Kubernetes, and a variety of AWS tools and services. Share your passion for staying on top of tech trends, experimenting with and learning new technologies, participating in internal & external technology communities, mentoring other members of the engineering community.