NewFoundry Developer ConfidentialFoundry DeveloperWashington, DC$150,000–$155,000 / yearFull timesystems, collaborating with senior Navy and appointed leadership, and developing tools . Developer II with experience in Foundry, Qlik, Databricks, Power BI, and Python.
NewEntry Level Python Programmer/Data Scientist/Analyst SynergisticITEntry Level Python Programmer/Data Scientist/AnalystArlington, VA$95,000–$135,000 / yearTemporaryContractorFull timeSince 2010, Synergisticit has helped thousands of candidates land full-time jobs at tech leaders like Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Client, Paypal, Banking, Wayfair, Client, Client and hundreds more with Job offers of $95k to $154k. Candidates can strengthen their technical stack, build portfolio-style projects, improve resume keywords, and prepare for interviews where they may need to explain SQL logic, dashboards, data-cleaning decisions, and business impact.
Senior AI Developer NuAxis InnovationsSenior AI DeveloperWashington DC, DCThe Senior AI Developer serves as the lead technical resource responsible for designing, developing, integrating, and supporting enterprise Artificial Intelligence (AI) and Machine Learning (ML) solutions that enhance business applications, automate processes, and improve operational efficiency. This role collaborates with Product Owners, Federal Project Managers (FPMs), Business Analysts, Subject Matter Experts (SMEs), Solution Architects, developers, and stakeholders to deliver secure, scalable, and responsible AI solutions that align with business and mission objectives.
NewFull 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).
Lead Full-Stack Developer System OneLead Full-Stack DeveloperMcLean, VARemoteCollaborate with clients, solution architects, product owners, UX designers, business analysts, platform engineers, and development teams to deliver resilient software products that meet functional and non-functional requirements. • Experience with AWS Lambda, API Gateway, Step Functions, EventBridge, EKS/Kubernetes, RDS PostgreSQL, MongoDB, Redis, Memcached, Elasticsearch, Docker, and modern monitoring/observability tools.
NewGen AI CCAS Application Developer System OneGen AI CCAS Application DeveloperGaithersburg, MD$56.23–$56.23 / hourBachelor’s degree in Computer Science, Engineering, or related field and 2–4 years of relevant experience; or a Master’s with 2+ years of software development experience including Python and AWS Lambda troubleshooting. Write AWS Lambda (Python) functions to orchestrate Bedrock LLM calls, embeddings workflows, and model invocation logging.
NewSoftware Developer (CNO) System OneSoftware Developer (CNO)Fort Meade, MD$140,000–$140,000 / hourSystem One, and its subsidiaries including Joulé, ALTA IT Services, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Lead the designing, developing, documenting, testing, debugging, and maintenance of hardware or software based CNO capabilities.
Senior Full Stack Developer System OneSenior Full Stack DeveloperMcLean, VARemoteThe Senior Full Stack Developer will collaborate with client stakeholders, solution architects, product owners, UX designers, platform engineers, business analysts, and cross-functional technical teams to design, build, test, and deploy resilient software solutions. The ideal candidate has strong hands-on experience with Python and JavaScript, modern web frameworks, RESTful APIs, microservices, cloud-native development, and AWS-based application delivery.
NewFull-Stack Developer System OneFull-Stack Developer22102, VARemoteSystem One, and its subsidiaries including Joulé, ALTA IT Services, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Design, build, test, and deploy full-stack applications using Python, Django, and modern JavaScript frameworks.
Data 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).
NewSoftware Developer LeidosSoftware DeveloperGaithersburg, MD$69,550–$125,725The 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. 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.
NewAppian Software Developer/Integrator LeidosAppian Software Developer/IntegratorBethesda, MD$107,900–$195,050We integrate off the shelf and new development efforts to sustain and enhance existing architecture and by leveraging cloud-based computing, artificial intelligence (Al), machine learning (ML) and cross-domain transfer systems to provide cutting edge requirements management, task coordination, data exploitation, enrichment, triage, and analytics capabilities to Defense and Intelligence Community members. Leidos is designing, developing, deploying, and operating a DoD-wide Tasking, Collection, Processing, Exploitation, and Dissemination (TCPED) workflow management platform for Open Source Intelligence (OSINT).
NewAI Developer SarnovaAI DeveloperWashington DC, DCThe company operates through several market-leading companies including Tri-anim Health Services, the largest specialty distributor of respiratory products, Bound Tree Medical, the largest supplier of EMS products, and Cardio Partners, a full Sudden Cardiac Arrest Solution provider, We’re building the future of intelligent systems—and we’re looking for an AI Developer to help lead the charge. Sarnova is the leading national specialty distributor of health care products in Emergency Medical Services (EMS) and Respiratory Markets and is the industry leader in Revenue Cycle Management within Emergency Medical Services (EMS).
NewSenior Full Stack IoT Software Developer SarnovaSenior Full Stack IoT Software DeveloperWashington DC, DCRemoteBy driving the development of intelligent, connected devices, the Senior Full Stack IoT Developer directly supports strategic initiatives in product innovation, operational efficiency, and customer experience. Customers’ emergency preparedness needs are met via Cardio Partners’ nationwide CPR training courses and state-of-the-art program management services.
Simulation 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.
NewSenior 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.
Java Developer - 100% REMOTE System OneJava Developer - 100% REMOTEVienna, VARemote$40–$60 / hourSystem One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Utilize hands-on expertise in Java and related frameworks to build scalable solutions.
NewJava 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.
NewIT - 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.
NewJava Mainframe Developer System OneJava Mainframe DeveloperVienna, VARemoteDesign, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on integrating distributed applications with the organization's Core Banking platform. Collaborate with Core Banking, testing, middleware, and platform teams to manage dependencies, mitigate risks, and meet aggressive delivery timelines.
NewSenior 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.
Python 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.
AWS Cloud Security Engineer System OneAWS Cloud Security EngineerMcLean, VARemoteSupport alignment with security and compliance frameworks such as CIS Benchmarks, NIST, HIPAA, FedRAMP, and SOC 2. • Assist with incident detection, investigation, response, and audit trail maintenance across AWS accounts and services. • Strong hands-on knowledge of AWS services, including EC2, S3, RDS, Lambda, ECS/EKS, CloudFront, Route 53, IAM, CloudTrail, AWS Config, and KMS.
NewSoftware Engineer II - CTJ - Top Secret MicrosoftSoftware Engineer II - CTJ - Top SecretReston, VA$100,600–$199,000 / yearCollaboration skills will be required to work closely with other engineering teams to ensure services and systems are highly stable, meet performance Service level agreements (SLA), and meet the expectations of internal and external customers and users. The Microsoft Security organization accelerates Microsoft’s mission and bold ambitions to ensure that our company and industry is securing digital technology platforms, devices, and clouds in our customers’ heterogeneous environments, as well as ensuring the security of our own internal estate.
NewApplication Compliance & Security Lead Johns Hopkins Applied Physics Laboratory (APL)Application Compliance & Security LeadLaurel, MD$100,000–$245,000You’ll implement and maintain application security tooling including SAST, DAST, SBOM vulnerability analysis, container scanning, and dependency management, integrating these tools into CI/CD pipelines and DevSecOps workflows. You’ll serve as the go-to resource for application teams on security and compliance matters, providing practical guidance on secure development practices and helping teams navigate CMMC, NIST 800-171, SSDF, and DFARS requirements.
Jr. 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.
NewSr. Software Engineer TS/SCI Polygraph LeidosSr. Software Engineer TS/SCI PolygraphAnnapolis Junction, MD$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.
NewPrincipal 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.
NewPrincipal Software Engineer (SWE-4) LeidosPrincipal Software Engineer (SWE-4)Annapolis Junction, MD$131,300–$237,350Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. Seeking an experienced and talented software developer to join an existing team that develops and manages software products and tools integral to discovering new mobile data related to the mission.
NewLead Software Engineer LeidosLead Software EngineerArlington, 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.
NewSenior 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.
BI Analyst/Python Programmer - Remote SynergisticITBI Analyst/Python Programmer - RemoteWashington, DCRemote$79,000–$127,000 / yearFull timeSynergisticIT works with clients hiring for entry-level software programmers, Java full stack developers, Python/Java developers, data analysts, data engineers, data scientists, and machine learning engineers. Interview success improves when you can demonstrate not only coding ability, but also the “end-to-end” thinking employers want: APIs, backend design, database decisions, cloud deployment, CI/CD, and real project narratives.
Junior java microservices developer/Jr data analyst-Remote SynergisticITJunior java microservices developer/Jr data analyst-RemoteWashington, DCRemote$79,000–$142,000 / yearFull timeSince 2010, Synergisticit has 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. SynergisticIT JOPP is good for entry-level software engineering candidates because it helps address the key areas where applicants often fall short: current skills, hands-on projects, resume alignment, interview confidence, and job-search execution.
Senior‑Level Python Developer (Python, C++) IDS InternationalSenior‑Level Python Developer (Python, C++)Annapolis Junction, Maryland$155,000–$175,000 / yearThe developer will work closely with a small team and mission stakeholders to capture requirements, develop network protocol parsers, create fingerprints and signatures to identify anomalous network activity, and deploy analytics solutions across customer‑supported tools and environments. Combining operational expertise with an intimate understanding of today’s greatest challenges, we bring our customers the solutions required for success in a complex and multidimensional world.
Senior‑Level Python Developer (Python, C++) ProObject IncSenior‑Level Python Developer (Python, C++)MD$155,000–$175,000 / yearThe developer will work closely with a small team and mission stakeholders to capture requirements, develop network protocol parsers, create fingerprints and signatures to identify anomalous network activity, and deploy analytics solutions across customer‑supported tools and environments. To apply for this role, please apply here: https://idsinternational.applytojob.com/apply/XTsu34DNvT/SeniorLevel-Python-Developer-Python-C.
Python Developer Pyramid, IncPython DeveloperMcLean, VA$65–$75 / hourFull timePython and PySpark, AWS Postgres DB, Cucumber for automation, AWS EKS, Jenkins, Django , Flask Preferred: Client, AMQ’s, AWS, Kubernetes/Amazon EKS, Java, Sprint Boot, Development of microservices based on python, pyspark, AWS EKS, AWS Postgres for a data oriented modernization project New System: Python and PySpark, AWS Postgres DB, Cucumber for automation Perform System, functional and data analysis on the current system and create technical/functional requirement documents. Strong skills in DevOps, Docker/container-based deployments to AWS EKS using Jenkins and experience with SonarQube and Fortify Able to communicate and engage with business teams and analyze the current business requirements (BRS documents) and create necessary data mappings.
Senior 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.
Senior 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.
Senior Python Developer Akkodis Group AG.Senior Python DeveloperMclean, VA$85–$90 / hourStrong hands‑on expertise in Python backend development, RESTful APIs, and automated testing frameworks (Pytest/Unittest). The ideal candidate will be responsible for designing, building, and supporting scalable backend applications and data‑driven services.
NewPython Developer (Databricks, Medallion Architecture) CACIPython Developer (Databricks, Medallion Architecture)Ashburn, VirginiaCACI is seeking a highly skilled and motivated Python Developer with extensive experience in Databricks and a strong understanding of medallion architecture principles to join our BEAGLE (Border Enforcement Applications for Government Leading-Edge Information Technology) Agile Solution Factory (ASF) Team supporting Customs and Border Protection (CBP) client located in Northern Virginia! 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.
26-1106: Full Stack Python Developer - Herndon, VA Navitas Business Consulting26-1106: Full Stack Python Developer - Herndon, VAHerndon, VirginiaSince 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. With 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.
Senior 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.
NewMid Level Python Developer/DEVOPS Futrend TechnologyMid Level Python Developer/DEVOPSBethesda, MarylandThis position requires strong full-stack engineering capabilities across Python/Django, Java/Spring Boot, and Node.js, paired with DevOps skills that support automated, secure, AWS-based cloud environments. Futrend is seeking a Mid-Level Full Stack & DevOps Engineer to support the National Library of Medicine (NLM) in developing, modernizing, and securing enterprise web applications.
NewPython Developer (Mid-Senior) JTEC ConsultingPython Developer (Mid-Senior)Chantilly, VirginiaDuties and responsibilities vary by role and may include:Work as part of a blended team of government and contractor personnel including data scientists and technical team members supporting application and systems development projects for deployment across multiple environments. Position Description:JTEC Consulting is hiring Python Developers at the mid-senior career level to support a data science and software engineering team developing and deploying systems across multiple federal environments.
Python Developer Pyramid Consulting, IncPython DeveloperMcLean, VA$60–$65 / hourPlay a key role in analyzing and converting complex SQL queries to align with new data sources, supporting large-scale data migrations, and ensuring seamless data integration across multiple systems. Work closely with Model Implementation and Investments & Capital Markets BTO support teams to support technology delivery activities in support of Data Transformation Program.
Senior Python Developer (SWE-3) Leidos Holdings IncSenior Python Developer (SWE-3)Fort George G. Meade, MD$107,900–$195,050 / yearOur talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. 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.
Senior‑Level Python Developer (Python, C++) IDS International Government Services LLCSenior‑Level Python Developer (Python, C++)MD$155,000–$175,000 / yearThe developer will work closely with a small team and mission stakeholders to capture requirements, develop network protocol parsers, create fingerprints and signatures to identify anomalous network activity, and deploy analytics solutions across customer‑supported tools and environments. Combining operational expertise with an intimate understanding of today's greatest challenges, we bring our customers the solutions required for success in a complex and multidimensional world.
Python Developer Leidos Holdings IncPython DeveloperArlington, VAOriginal Posting: 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. 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.
Python 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.
Senior Full Stack Python Developer Expert In Recruitment SolutionsSenior Full Stack Python DeveloperMclean, VASupport critical quarterly production runs for financial reporting by monitoring execution, troubleshooting issues, and ensuring integrity, accuracy, and timeliness of outputs. Coordinate with team members across different layers of the stack (data, services, APIs, and infrastructure) to deliver end-to-end solutions.