Segra Software SolutionsNewPython Developer / Full Stack Developer || Active Secret Clearance Required Segra Software SolutionsPython Developer / Full Stack Developer || Active Secret Clearance RequiredHerndon, VA$80,000–$120,000 / yearFull timeThe ideal candidate will build and scale cloud-native applications, develop secure backend services, and create intuitive user-facing applications that integrate with modern AI technologies including LLMs, RAG pipelines, semantic search, and machine learning workflows. This position offers the opportunity to work on cutting-edge AI solutions that support large-scale data processing, search, discovery, and operational decision-making in a secure federal environment.
ADG TECH CONSULTING, LLCPython Developer ADG TECH CONSULTING, LLCPython DeveloperSterling, VAFull timeJob title: Python DeveloperLocation: Washington, DCClient: GSA Data.govClearance: Public Trust ClearanceOverview: We are looking for a Senior Backend Engineer to support federal software engineering efforts, primarily focused on operations and maintenance of Data.gov applications. The ideal candidate has strong Python and Flask experience, and is comfortable working in a dockerized development environment.
Company ConfidentialJr. Software Developer Company ConfidentialJr. Software DeveloperVienna, VAFull timeThe ideal candidate will have a passion for technology, a strong desire to learn, and the ability to work collaboratively with our experienced development team. This internship provides an excellent opportunity for hands-on experience in software development within the context of government projects.
PlanIT GroupFull Stack Developer PlanIT GroupFull Stack DeveloperRosslyn, VAWork with data scientists and analysts to rapidly design, implement, test, and deploy applications capable of tackling complex analytical tasks using large datasets. The selected individuals will need to live in the DC Metro area to report to HQ in Arlington, VA twice per month (a minimum of 2 days per 2-week period on average).
System OneNewData Developer System OneData DeveloperFalls Church, VA$90,000–$100,000 / hourResponsibilitiesSupport the delivery of client solutions using advanced analytics, exploratory data analysis, data wrangling, and ETL processes within a SAFe Agile environment. Derive insights from data and build robust data applications using analytics and coding tools (e.g., Python, R, Alteryx, SQL, SAS).
System OneNewSoftware Developer System OneSoftware DeveloperWashington, DC$140,000–$180,000 / yearThis role will work as part of the Sales Engineering team and engage directly with customers on-site, in a hybrid format, or remotely, as required by each customer, including the potential for occasional short-term travel to customer locations across the United States. Successful Software Developer's demonstrate competency in integrating advanced technologies into existing business processes, building new functionality, ensuring successful software deployments, and working closely with customers.
LeidosLead Software Developer LeidosLead Software DeveloperGaithersburg, MD$87,100–$157,450The Terminal Flight Data Management (TFDM) program is a Federal Aviation Administration’s (FAA) NextGen program based on airport surface management that provides efficiency for both the airport surface and terminal airspace by providing a new and comprehensive integrated surface traffic control and management system. TFDM functions include Surface Collaborative Decision making (SCDM), departure scheduler and other airport decision tools Electronic Flight Data (EFD); Enhanced Air Traffic Control Tower (ATCT) Traffic Flow Management System (TFMS) Replacement or integration of multiple systems in the National Airspace System (NAS).
LeidosLead AI Software Developer LeidosLead AI Software DeveloperGaithersburg, MD$87,100–$157,450If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com. As a member of a Scaled Agile software development organization, you will contribute to the technical execution of a program that integrates proven, globally deployed technologies with modern cloud-native and AI-enabled capabilities.
LeidosSoftware Developer - Multiple Levels - TS/SCI Poly Required LeidosSoftware Developer - Multiple Levels - TS/SCI Poly RequiredReston, VA$87,100–$157,450If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
LeidosSoftware Developer LeidosSoftware DeveloperGaithersburg, MD$69,550–$125,725The Terminal Flight Data Management (TFDM) program is a Federal Aviation Administration’s (FAA) NextGen program based on airport surface management that provides efficiency for both the airport surface and terminal airspace by providing a new and comprehensive integrated surface traffic control and management system. TFDM functions include Surface Collaborative Decision making (SCDM), departure scheduler and other airport decision tools Electronic Flight Data (EFD); Enhanced Air Traffic Control Tower (ATCT) Traffic Flow Management System (TFMS) Replacement or integration of multiple systems in the National Airspace System (NAS).
MANTECHNewSimulation Developer MANTECHSimulation DeveloperQuantico, VAIntegrates models and simulations into larger system architectures and supports Marine Corps Warfighting Laboratory (MCWL) Wargaming Division efforts for interoperability testing and model orchestration. 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.
LeidosNewSenior Software Developer LeidosSenior Software DeveloperGaithersburg, MD$107,900–$195,050If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com. June 8, 2026For 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.
LeidosLead DevSecOps Software Developer LeidosLead DevSecOps Software DeveloperGaithersburg, MD$87,100–$157,450As a member of a Scaled Agile software development organization, you will contribute to the technical execution of a program that integrates proven, globally deployed technologies with modern cloud-native and AI-enabled capabilities. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
System OneNewJava Developer (Secret Clearance) System OneJava Developer (Secret Clearance)Arlington, VAWork with cross-functional teams, including architects, product managers, and other developers, to deliver high-quality software solutions. • Work closely with cross-functional teams to build scalable, high-performance applications leveraging cloud native and cloud agnostic services.
JobotNewSenior Software Engineer (C++ / Java) JobotSenior Software Engineer (C++ / Java)MONTGOMRY VLG, MD$165,000–$185,000 / yearWith deep expertise in cloud-first architectures, automation, DevSecOps, virtualization, reliability engineering, and large-scale systems integration, we help organizations modernize infrastructure, improve operational efficiency, and support mission-critical environments where performance, security, and resiliency are essential. This role is ideal for a seasoned engineer who enjoys solving complex technical challenges, contributing to system architecture, and partnering closely with Systems Engineering, Development, and Test teams to deliver robust, scalable solutions.
PlanIT GroupNewIT - Software Developer IV PlanIT GroupIT - Software Developer IVReston, VAEffective verbal and written communication skills, especially for collaborating on mainframe integration with Java developers and migration planning. • Experience with test automation in unit tests, functional tests, regression tests and performance tests.
Pyramid IT consultingPython Developer Pyramid IT consultingPython DeveloperMcLean, VA$60–$65 / hourContractorThis is a 06+months contract opportunity with long-term potential and is located in Mclean VA (Onsite). Immediate need for a talented Python Developer .
LeidosNewSenior Software Engineer LeidosSenior Software EngineerArlington, VA$107,900–$195,050If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
eSolutionsFirst, LLCNewSDET/ Automation Engineer eSolutionsFirst, LLCSDET/ Automation EngineerVienna, VAFull timeWe are looking for an Application Automation Tester with experience in automation testing using Java, NET, or Python. We are looking for strong Automation Engineers with hands-on experience in Selenium or Playwright.
Pinnacle Technical ResourcesAI Engineer Pinnacle Technical ResourcesAI EngineerMclean,, Virginia$80–$90 / hourContractorThe specific compensation for this position will be determined by several factors, including the scope, complexity, and location of the role, as well as the cost of labor in the market; the skills, education, training, credentials, and experience of the candidate; and other conditions of employment. Collaborate with designers, product managers, and other developers to create user-friendly interfaces and robust backend systems.
Pinnacle Technical ResourcesFull Stack Engineering Director Pinnacle Technical ResourcesFull Stack Engineering DirectorMcLean,, Virginia$100–$105 / hourContractorThis role uniquely combines hands-on technical leadership with strategic thinking, requiring someone who can design & deliver solutions for today while building capabilities for tomorrow’s AIdriven landscape. The specific compensation for this position will be determined by several factors, including the scope, complexity, and location of the role, as well as the cost of labor in the market; the skills, education, training, credentials, and experience of the candidate; and other conditions of employment.
LeidosNewPlatform Operations Manager LeidosPlatform Operations ManagerBethesda, MD$154,050–$278,475You will partner with a multidisciplinary team of systems engineers, developers, integrators, and system administrators to lead efforts in the following areas: System Reliability & Performance — Ensuring uptime, performance, and capacity planning for a large‑scale big data production platform with a microservice architecture running on Kubernetes, Elasticsearch, PostgreSQL, Kafka, and technologies such as Java, Python, React, and low‑code tools like Appian. Leidos is excited to present an opportunity for a TS/SCI‑cleared Platform Operations Manager to join a high‑impact team driving the design, development, and deployment of a modern technology stack supporting the DOMEX Data Discovery Platform (D3P) Modernization Program.
GuidehouseNewData Engineer GuidehouseData EngineerMcLean, VA$102,000–$170,000 / yearThe ideal candidate will have hands-on experience with modern data engineering tools, cloud services, CI/CD, and version control, and will collaborate with cross-functional teams to deliver high-quality, scalable data solutions. Compensation decisions depend on a wide range of factors, including but not limited to skill sets, experience and training, security clearances, licensure and certifications, and other business and organizational needs.
LeidosNewSr. Software Engineer TS/SCI Polygraph LeidosSr. Software Engineer TS/SCI PolygraphAlexandria, VA$131,300–$237,350You 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.
LeidosNewDevOps Engineer LeidosDevOps EngineerBethesda, MD$107,900–$195,050If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com. April 17, 2026For 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.
LeidosNewPrincipal Software Engineer LeidosPrincipal Software EngineerArlington, VA$131,300–$237,350If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Capgemini Government Solutions LLCJr. Technical Consultant (Hybrid - Graduate) Capgemini Government Solutions LLCJr. Technical Consultant (Hybrid - Graduate)McLean, VAThe disclosed range takes into account the wide range of factors that are considered in making compensation decisions including, but not limited to, geographic location, relevant education, qualifications, certifications, experience, skills, seniority, performance, sales or revenue-based metrics, and business or organizational needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem.
LeidosNewDevOps Software Engineer - TS/SCI Cleared LeidosDevOps Software Engineer - TS/SCI ClearedBethesda, MD$107,900–$195,050Leidos is looking for our next TS/SCI‑cleared DevOps Software Engineer to join a high‑energy team building and deploying a cutting‑edge technology stack in support of the DIA‑NMEC (National Media Exploitation Center) DOMEX Technology Platform (DTP). If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
JABIL CIRCUIT, INCNewTest Development Manager JABIL CIRCUIT, INCTest Development ManagerWashington, DCWith operations in over 100 facilities across 30 countries, Jabil delivers innovative, integrated, and customized solutions to clients across diverse industries—including automotive, consumer lifestyle and wearables, defense and aerospace, smart home and building, industrial and energy, enterprise and infrastructure, healthcare, mobility, packaging, and printing. Jabil is seeking a Manufacturing Test Development Manager who will directly contribute to the transformative growth within our Intelligent Infrastructure division by applying unique and innovative approaches to solving problems within a large-scale software production environment.
ADG TECH CONSULTING, LLCDevOps Engineer ADG TECH CONSULTING, LLCDevOps EngineerSterling, VAFull timeHands-on experience with AWS managed services (VPC, EC2, EKS, RDS), including monitoring and analytics tools such as AWS CloudWatch, NewRelic. OperationsMaintain, monitor, and help improve the performance and availability of the 24x7 production environment including networks, servers, databases, etc.
SynergisticITJunior Data scientist/Python Programmer - Remote SynergisticITJunior Data scientist/Python Programmer - RemoteWashington, DCRemote$82,000–$136,000 / yearFull timeSince 2010, we’ve helped thousands of candidates land full-time jobs at tech leaders like Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Intel, Paypal, JPMC, Wayfair, BOA, CITI and hundreds more with Job offers of $95k to $154k. Currently, We are looking for entry-level software programmers, Java Full stack developers, Python/Java developers, Data analysts/Data Engineers/ Data Scientists, Machine Learning engineers for full time positions with clients.
ICONMA, LLCNewSenior Python Developer ICONMA, LLCSenior Python DeveloperMcLean, VA$80.39–$80.39 / hourExperience integrating and ingesting data from multiple sources and designing large-scale data migration and transformation pipelines using PySpark, Databricks, or Airflow. Responsibilities:Work closely with Enterprise Third Party Business, MDM, and I&CM BTO support teams to support technology delivery activities in support of Enterprise Third Party Risk Reporting.
Navitas Business ConsultingNew26-1106: Full Stack Python Developer - Herndon, VA Navitas Business Consulting26-1106: Full Stack Python Developer - Herndon, VAHerndon, VAFull timeWith proven solutions, award-winning technologies, and a team of expert problem solvers, Navitas has consistently empowered customers to use technology as a competitive advantage and deliver cutting-edge transformative solutions. Since our inception back in 2006, Navitas has grown to be an industry leader in the digital transformation space, and we’ve served as trusted advisors supporting our client base within the commercial, federal, and state and local markets.
Leidos Holdings IncPython Developer Leidos Holdings IncPython DeveloperChantilly, VA$107,900–$195,050 / yearFor 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. Who We Are: Kudu Dynamics is Leidos Owned Company, forged out of a decade of experience in computer network operations and staffed with talent who have built, overseen, and enhanced capabilities throughout the entire USG arsenal.
Motley Fool LLCSenior Python Developer Motley Fool LLCSenior Python Developer$90–$110 / hourRequired Experience and Skills: 5+ years of experience building, delivering, enhancing, and maintaining APIs consumed by multiple systems using Python and a Python-based API framework like FastAPI. We have recently modernized our commerce stack to Python, FastAPI, and Stripe, and we are currently migrating our remaining messaging stack from legacy .NET to modern Python, while streamlining our Braze setup.
Macpower Digital Assets Edge Private LimitedSenior Python Developer Federal Agency Background Macpower Digital Assets Edge Private LimitedSenior Python Developer Federal Agency BackgroundWashington, DC$110,000–$125,000 / yearPython Developer and their ideal candidate is a DMV resident with a minimum of 5 years of related experience, a Bachelor's degree in Computer Science, Information Systems, Engineering, Business, or a technical discipline related to the specific skill or the equivalent combination of education, technical certifications or training, or work experience. You should be able to demonstrate strong experience with preparing strategic plans and conducting strategic assessments for the Federal Government and/or large enterprise-wide organizations and/or experience with policymaking and planning involving strategic planning and analysis in complex organizations.
IconmaNewSenior Python Developer IconmaSenior Python DeveloperMcLean, VAExperience integrating and ingesting data from multiple sources and designing large-scale data migration and transformation pipelines using PySpark, Databricks, or Airflow. Responsibilities:Work closely with Enterprise Third Party Business, MDM, and I&CM BTO support teams to support technology delivery activities in support of Enterprise Third Party Risk Reporting.
AretumSenior Python Developer AretumSenior Python DeveloperMcLean, VARemoteThis position supports a federal government contract and requires the ability to obtain and maintain a Public Trust or Suitability Determination, depending on the agency’s background investigation requirements. Aretum is a mission-driven organization committed to delivering innovative, technology-enabled solutions to our customers across defense, civilian, and homeland security sectors.
Tekfortune Inc.Full Stack Python Developer with AI Engineering skills Tekfortune Inc.Full Stack Python Developer with AI Engineering skillsReston, VASupport dashboards and backend services for Model Performance Management (MPM) and auditability. " Implement secure, scalable integration patterns across AWS services. " Partner with platform, governance, and engineering teams to ensure high quality, compliant integrations. Job Description: We are seeking a Full Stack Developer to build integration services, backend platforms, and governance as code solutions supporting model lifecycle governance and auditability.
Pyramid Consulting, IncPython Developer Pyramid Consulting, IncPython DeveloperMcLean, VA$75–$80 / hourBy applying to our jobs you agree to receive calls, AI-generated calls, text messages, or emails from Pyramid Consulting, Inc. and its affiliates, and contracted partners. Establish and enforce validation procedures with Evaluation Frameworks, bias mitigation, safety protocols, and guardrails for production-ready deployment.
Company ConfidentialREMOTE DoW Mid/Senior Data Engineer (Database Engineer) - 26859 1 Company ConfidentialREMOTE DoW Mid/Senior Data Engineer (Database Engineer) - 26859 1Arlington, VARemote$90,000–$120,000Full timeThis high-impact position focuses on enhancing a centralized data environment (CDE) that delivers auditable financial transaction data, improves transparency and accountability across DoW, and builds a robust common operating picture for senior leadership decision-making. Designs, models, documents, and governs the logical and conceptual data architectures, relationships, and schema evolutions for complex, enterprise-scale applications in support of tracking and accountability reforms.
AscendingPython Developer L3 AscendingPython Developer L3Fairfax, VirginiaWe are looking for a strong, experienced candidate with 3+ years of experience in software development and DevOps who can come in, learn some of the individual projects and eventually work their way to managing teams and delivering for our client(s). ASCENDING Inc, has doubled its revenue for the 3rd year in a row and our main technical delivery manager/technical co-founder is running out of bandwidth to manage all current professional services projects.
eSolutionsFirstSenior Python Developer eSolutionsFirstSenior Python DeveloperMcLean, VAThe selected candidate will collaborate with engineering teams to design, develop, enhance, and maintain both customer-facing and internal applications/services. We are seeking a Senior Python Developer to support the development of mission-critical applications built on modern software development frameworks.
Otoe Missouria GroupPython Developer (Middleware) Otoe Missouria GroupPython Developer (Middleware)Washington, DC, DCThis role will focus on designing, developing, and maintaining secure middleware, APIs, and backend services that modernize legacy systems and improve enterprise integration capabilities. Our company supports federal, commercial, and tribal clients with expert program management, technology modernization, cybersecurity, and operational support services.
Otoe Missouria GroupSenior Python Developer (Lead) Otoe Missouria GroupSenior Python Developer (Lead)Washington, DC, DCThis role will lead enterprise Python development efforts focused on modernizing legacy systems, building scalable APIs, and implementing secure, cloud-ready solutions. Containerization experience with Docker and Kubernetes Python Institute certifications strongly preferred: PCEP (Certified Entry-Level Python Programmer).
LeidosPython Developer LeidosPython DeveloperChantilly, VirginiaJune 2, 2026For 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. Kudu Dynamics is Leidos Owned Company, forged out of a decade of experience in computer network operations and staffed with talent who have built, overseen, and enhanced capabilities throughout the entire USG arsenal.
Artech LLCNewPython Developer-Full Stack Senior Artech LLCPython Developer-Full Stack SeniorMcLean, VA$72–$78 / hourWork closely with Enterprise Third Party Business, MDM, and I&CM BTO support teams to support technology delivery activities in support of Enterprise Third Party Risk Reporting. You'll have the chance to contribute to an enterprise-wide third-party divisional data integration initiative, working with cutting-edge technologies and a talented team.
Leidos Holdings IncSenior Python Developer Leidos Holdings IncSenior Python DeveloperChantilly, VA$131,300–$237,350 / yearMinimum Requirements: US Citizenship with TS/SCI and Counter-Intelligence Polygraph clearance Four years of experience in a Python Development role Bachelor's degree in computer science, Software Engineering, Computer Engineering, or related field Expertise in scripting (Python, shell scripting) Expertise with Docker and container orchestration (Nomad, Kubernetes, Docker Swarm) Proficiency in software development in Python Experience with infrastructure as code (Terraform, Ansible) Experience delivering solutions on AWS Experience with system monitoring, introspection, and visualization technologies (Grafana, Prometheus, ELK stack) Experience with GitLab CI/CD Experience working in an Agile Scrum development team Database administration/development experience with PostgreSQL or similar Experience supporting full-stack solutions including RESTful API and Angular-based web UI Experience with networking protocols (TCP, UDP, HTTPS, TLS) Experience with user management and onboarding new users Experience with Twelve-Factor App methodology Linux system administration experience Self-starter requiring minimal supervision Intelligent, proactive, and driven to achieve results. Technical Skills: Expertise with Linux system administration Expertise in scripting (Bash, Python) Expertise with container build tools (Docker, Buildah) Expertise with Kubernetes (installing, managing, operating) Experience with Kubernetes CD tools (FluxCD, ArgoCD) Experience with infrastructure as code (Terraform, Helm) Experience delivering solutions on AWS/Azure Experience with system monitoring, introspection, and visualization technologies (Prometheus, Grafana, Loki, ELK stack) Experience with GitLab CI Experience with networking protocols (TCP, UDP, HTTPS, TLS); comfortable diagnosing and resolving networking issues.
Ampcus IncorporatedSr. Python Developer Ampcus IncorporatedSr. Python DeveloperMclean, VAAmpcus Inc. is a certified global provider of a broad range of Technology and Business consulting services. AWS Cloud Practitioner Certification / AWS Solutions Architect Associate - good to have.
ASCENDINGPython Developer L3 ASCENDINGPython Developer L3Fairfax, VAFull timeWe are looking for a strong, experienced candidate with 3+ years of experience in software development and DevOps who can come in, learn some of the individual projects and eventually work their way to managing teams and delivering for our client(s). ASCENDING Inc, has doubled its revenue for the 3rd year in a row and our main technical delivery manager/technical co-founder is running out of bandwidth to manage all current professional services projects.