Senior 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.
NewSr Software Development Engineer , AXU Amazon.com Services LLCSr Software Development Engineer , AXUArlington, VAAs a Software Development Engineer for Amazon eXperiences & Upskilling (AXU), you will be responsible for delivering the tools and processes required to ensure ensure every experience built with Amazon technologies naturally makes customers feel ‘this was designed for people like me.’ Our technology enables Amazon’s product, engineering, user experience, and science teams to understand how to build across Amazon broad range of customers, employees, and communities.
Sr. Software Engineer JobotSr. Software EngineerGaithersburg, MD$140,000–$165,000 / 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. Our teams partner closely with customers to deliver innovative solutions across cloud strategy, cybersecurity, systems integration, data engineering, machine learning, AI, disaster recovery, and enterprise infrastructure initiatives.
Software Developer Bowhead / UIC Technical ServicesSoftware DeveloperArlington, VABachelor's degree in Computer Science, Software Engineering, Information Technology, Cybersecurity, Data Science, Information Systems, or related technical field from an ABET accredited or CAE designated institution; Master's degree preferred. This position serves as a technical leader in the modernization of legacy DoD systems, providing advanced expertise in cloud-native development, architecture design, and team leadership.
NewJunior Software Systems Integration Engineer - RHEL - Secret Clearance Required JobotJunior Software Systems Integration Engineer - RHEL - Secret Clearance RequiredManassas, VA$90,000–$115,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Integrating and testing software deliveries, verifying bug fixes, and performing regression testing across multiple hardware and operating system configurations.
Software Engineer JobotSoftware EngineerArlington, VA$120,000–$150,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. If you have a solid grounding in software engineering, continuous delivery, and computer science, and are looking for a career opportunity to grow and leverage those skills to the fullest while working on cutting edge technologies – Here is the place to be!
NewSenior Software Engineer JobotSenior Software EngineerTysons, VA$140,000–$215,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Jobot, and/or its agents and contracted partners.
Software Developer (Full Stack/Backend) Intern TeleWorld SolutionsSoftware Developer (Full Stack/Backend) InternChantilly, VAInternWith the experience of hundreds of thousands of successful implementations, including macro, DAS, Small Cells, and Wi-Fi, the world’s leading network operators and OEMs trust our knowledge and experience to plan, perform, troubleshoot, and implement an array of technologies and solutions. This is a unique opportunity for a college student to gain hands-on experience working on an established, high-scale project, where you will contribute to real-world features that power global wireless networks.
Entry Level Software Integrator | Clearance | Linux/Windows JobotEntry Level Software Integrator | Clearance | Linux/WindowsManassas, VA$80,000–$115,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Integrating and testing software deliveries, verifying bug fixes, and performing regression testing across multiple hardware and operating system configurations.
Software Engineer (TS/SCI & full scope Polygraph) JobotSoftware Engineer (TS/SCI & full scope Polygraph)Annapolis Junction, MD$80,000–$220,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Jobot, and/or its agents and contracted partners.
NewLead, Software Engineer L3Harris TechnologiesLead, Software EngineerHerndon, VAIn addition to technical contributions, this position conducts the day‑to‑day software lead activities by providing technical guidance, assigning tasks, reviewing and approving formal documentation, and estimating labor, tools, and other resources to meet budget and schedule commitments. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.
NewSoftware Developer (Microservices) PlanIT GroupSoftware Developer (Microservices)Reston, VAThis role involves developing production-grade microservices using Java 21 and Java 25, implementing clean and consistent API contracts, and ensuring secure, reliable integration with internal and external systems. Software Developer (Microservices) (Remote): Description: The Microservices Developer will be responsible for designing, building, and maintaining scalable backend services that power the platform's RESTful APIs.
Full Stack Software Developer Systems Plus, Inc.Full Stack Software DeveloperWashington, DCFull timeWork includes containerizing services with Docker and deploying to AWS (ECS/EKS, plus supporting services like RDS, S3, and CloudWatch), alongside ongoing bug fixes, performance tuning, and technical debt reduction. This role is a full-stack developer position building and maintaining Agency applications end to end, ReactJS front-end and Python/FastAPI back-end, with PostgreSQL for data.
Software Test Lead NuAxis InnovationsSoftware Test LeadWashington DC, DCThis role develops and executes test strategies, manages testing activities, and collaborates with Product Owners, Federal Project Managers (FPMs), Business Analysts, Developers, UX/UI Designers, and stakeholders to deliver secure, reliable, accessible, and high-performing applications. The Software Test Lead is responsible for leading the Quality Assurance (QA) and testing efforts for enterprise web applications, ensuring software quality through comprehensive manual and automated testing.
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.
Senior 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, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
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 OneMain FinancialLead Software EngineerBaltimore, MD$96,000–$115,200 / yearThe ideal candidate will have in-depth experience with Workforce Management (WFM), Customer Relationship Management (CRM) systems, call recording solutions, dialers, reporting tools, API integrations, and a strong hands-on working knowledge of NiceCX systems. Data modeling experience to design, develop, and maintain GraphQL APIs and Data Solutions using RDBMS like Aurora, Postgres, and in-memory data stores like Amazon Memory DB and Redis, ensuring optimal performance, data integrity, availability and scalability.
Software Engineer Lead System OneSoftware Engineer Lead99999, MarylandStrong proficiency in z/OS (MVS) operations in a large-scale environment with multiple Sysplex systems (including IPL procedures). • Current working knowledge of subsystems: JES2, SDSF, RACF, TSO, TCP/IP, Control-M, CICS, DB2 .
NewSenior Specialist, Software Engineering 1 1 L3Harris TechnologiesSenior Specialist, Software Engineering 1 1Chantilly, VA$74,500–$138,500 / yearSuccessful candidates will join a development team in Ground Software and Image Science discipline, directly supporting solutions developed by L3Harris’s Space Ground Solutions (SGS) Group. L3Harris is seeking highly skilled and motivated software engineering professionals to work in a dynamic classified environment to help us provide world class cloud solutions in support of programs that are critical to our national defense.
NewSenior Specialist, Software Engineering L3Harris TechnologiesSenior Specialist, Software EngineeringChantilly, VA$97,000–$180,000 / yearSuccessful candidates will join a development team in Ground Software and Image Science discipline, directly supporting solutions developed by L3Harris’s Space Ground Solutions (SGS) Group. L3Harris is seeking highly skilled and motivated software engineering professionals to work in a dynamic classified environment to help us provide world class cloud solutions in support of programs that are critical to our national defense.
NewSenior Specialist, Software Engineering 1 L3Harris TechnologiesSenior Specialist, Software Engineering 1Chantilly, VA$97,000–$180,000 / yearL3Harris is seeking highly skilled and motivated software engineering professionals to work in a dynamic classified environment to implement core functionality to support customization and UI teams by creating modular and generic services and REST endpoints. Successful candidates will join a development team in Ground Software and Image Science discipline, directly supporting solutions developed by L3Harris’s Space Ground Solutions (SGS) Group.
Senior Telecom Software Engineer (TS/SCI clearance) System OneSenior Telecom Software Engineer (TS/SCI clearance)Herndon, VASupport Linux-based systems supporting telecommunications infrastructure by ensuring high availability, performance, and reliability, supporting environments on CentOS 7 transitioning to Rocky Linux. • Monitor and analyze telecommunications systems, interpret inbound data streams, and utilize packet capture tools like Wireshark and tcpdump to troubleshoot core network issues.
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).
Software Developer LeidosSoftware DeveloperGaithersburg, MD$69,550–$125,725If 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 11, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Senior Software Engineer Teknowleap, IncSenior Software EngineerSterling, VAFull timeSENIOR SOFTWARE ENGINEER (5 positions offered) to design, develop and code applications using Java and Scala; Integrate backend software applications using Postgres and NoSQL databases; Create performance test suite using Jmeter; Implement cloud infrastructure using AWS services; Build Continuous Integration and Continuous Deployment (CI/CD) pipelines using Github, Jenkins and Artifactory. A Bachelor’s degree with 5 yrs of progressively responsible experience will be accepted in lieu of the Master’s degree and 2 years of experience; Any suitable combination of education, training or experience is acceptable.
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 . June 23, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
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 . April 27, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Software Engineer with TS-SCI with Poly System OneSoftware Engineer with TS-SCI with PolyFort Meade, MD$97,000–$224,000 / yearBachelor’s degree in Computer Science or related discipline from an accredited college or university OR four (4) years of additional SWE experience on projects with similar software processes in lieu of degree. Design, develop and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequences of design.
NewSenior Software (AI) Test Engineer PlanIT GroupSenior Software (AI) Test EngineerReston, VADescription: The assigned resource will be responsible for developing the AI program focused on automating requirements and test case preparation, utilizing Visual Studio Code, Python, Copilot AI, and other tools provided by the postal service. • Design and develop test automation scripts using Selenium with Python, leveraging available AI models and LLMs to accelerate script creation, maintenance, and self healing.
Software Developer- SME Govcio LLCSoftware Developer- SMEQuantico, VA$165,000–$175,000Prepares operating instructions, compiles documentation of program development, and analyzes system capabilities to resolve questions of program intent, output requirements, input data acquisition, programming techniques, and controls. Overview: GovCIO is currently hiring for a Software Developer-SME to design, code, test, and maintain software applications and systems in support of the Naval Criminal Investigative Service.
NewStaff Software Engineer (React, TypeScript, Rails, Node) OneMain FinancialStaff Software Engineer (React, TypeScript, Rails, Node)Baltimore, MD$110,000–$132,000 / yearIn this role, you will work closely with Product, UX, Engineering Managers, and other senior engineers to shape platform architecture, guide technical direction, and deliver scalable, high-quality software that improves the financial wellness of our customers. See OneMain Financial Privacy Policy at https://www.onemainfinancial.com/legal and SonicJobs Privacy Policy at https://www.sonicjobs.com/us/privacy-policy and Terms of Use at https://www.sonicjobs.com/us/terms-conditions.
NewSoftware Engineering Manager - (Rails, Node, Angular, JavaScript) OneMain FinancialSoftware Engineering Manager - (Rails, Node, Angular, JavaScript)Baltimore, MD$110,000–$132,000 / yearIn this role, you will lead the team responsible for our shared application platform and its operational excellence—ensuring deployments run smoothly, environments remain stable, and cross-functional engineering teams are empowered to deliver with consistency and confidence. 8–10+ years of experience in software engineering, 3 or more years of progressive responsibility as an engineer on development teams directly responsible for building and delivering software-intensive systems.
NewPrincipal Software Engineer / Tech Lead LeidosPrincipal Software Engineer / Tech LeadArlington, VA$131,300–$237,350Implement software release version control, provide release management support throughout a software product's life cycle (initial software development through promotion to Test, QA and Production Environments), ensuring the consistency and reliability of software builds. 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 .
Software Development V (SME Oracle APEX Developer) System OneSoftware Development V (SME Oracle APEX Developer)Washington, DCRemote$90.94 / hourWork at the direction of the program manager to support the full lifecycle development of custom Oracle Applications, primarily using the Oracle APEX toolset. Provide support with PL/SQL, Java, Windows PowerShell, and Unix shell scripting with familiarity with built-in PLSQL packages and procedures.
NewReal-Time Software Engineer LeidosReal-Time 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 . Projects involve small multi-disciplinary teams of engineers working together in spiral or agile development environments to meet aggressive customer schedules aimed at near-term field demonstrations.
NewGPU Software Engineer LeidosGPU 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 . June 8, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
NewVP/D Engineer - Software Regulatory & Compliance OneMain FinancialVP/D Engineer - Software Regulatory & ComplianceBaltimore, MD$80,000–$96,000 / yearThe leader will be responsible to collaborate with business, operations, product, and technology partners to deliver the engineering, systems integration and process improvement needs for all aspects of the Regulatory & Compliance support systems, inclusive of the day-to-day running of the engineering teams. Excellent verbal and written communication skills required for composing and delivering technical presentations or other forms of documentation to various level of technical and non-technical management.
Junior Linux Systems Engineer (RHEL/Clearance) JobotJunior Linux Systems Engineer (RHEL/Clearance)Manassas, VA$80,000–$100,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Integrating and testing software deliveries, verifying bug fixes, and performing regression testing across multiple hardware and operating system configurations.
NewCloud DevOps / Credential Management Engineer System OneCloud DevOps / Credential Management EngineerWashington, DC$95,000–$168,000 / hourProvide advanced engineering, troubleshooting, and cloud support services while collaborating with development, security, and infrastructure teams to design and maintain secure, scalable, automated solutions. Hands-on experience working with credential management systems including Intercede MyID, HID solutions, PKI infrastructures, and certificate lifecycle management platforms.
NewSoftware Reverse Engineer LeidosSoftware Reverse EngineerColumbia, MD$107,900–$195,050March 17, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. 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 .
Software Developer (CNO) System OneSoftware Developer (CNO)Fort Meade, MD$140,000 / hourSystem One, and its subsidiaries including Joulé, 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.
Software Developer Associate General Dynamics Information TechnologySoftware Developer AssociateAnnapolis Junction, MD$66,602–$80,500 / yearA global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development.
NewPrincipal Software Architect LeidosPrincipal Software ArchitectGaithersburg, MD$131,300–$237,350As a member of a large-scale, Scaled Agile software development organization, you will play a central role in shaping next-generation air traffic automation capabilities by bridging mission needs, systems engineering rigor, and Agile software delivery. Leidos is seeking a Principal Software Architect to join the Air Traffic Business Area within the Homeland Sector , supporting the development of the Leidos Common Automation Platform (L-CAP) and Common Baseline.
NewAI Software Engineer Lead LeidosAI Software Engineer LeadGaithersburg, 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 . Requires BS degree (Computer Science, Engineering or related field) and 10+ year’s of prior relevant experience OR, MS with 7+ year’s of prior relevant experience; OR 7 years of additional experience in lieu of degree.
NewJunior NextGen Developer DCS CorporationJunior NextGen DeveloperCalifornia Maryland, MDRemote$73,160–$120,000 / yearDCS is seeking an experienced Junior Developer to join its teams developing exciting and modern Air Force and Navy next-generation mission planning software on an Agile/SAFe team. Contribute to software development as part of a team contributing to a multi-team, multi-organization enterprise using Scaled Agile Framework (SAFe).
Lead Security Engineer with TS/SCI Poly LeidosLead Security Engineer with TS/SCI PolyAnnapolis Junction, MD$154,050–$278,475The selected individual will lead all security engineering efforts for a large, complex network environment with geographically distributed systems; and will manage a team of Information Systems Security Officers (ISSOs) and Information Systems Security Engineers (ISSEs), providing technical leadership and direction to meet program requirements. At least twelve years of experience with defense-in-depth principals/technology (including access control, authorization, identification and authentication, public key infrastructure, network and enterprise security architecture) and applying risk assessment methodology to system development.
Distinguished Software Engineer - Session Management Capital One Financial CorpDistinguished Software Engineer - Session ManagementMcLean, VA$269,100–$307,200 / yearIn this role, you will work with Cyber's Privileged Access Management team, responsible for enabling our business by defining comprehensive strategies, tooling and solutions that help secure all identities (human and non-human) with elevated access rights to critical systems and sensitive data. You will operate as a trusted advisor for our key technologies, platforms and capability domains, creating clear and concise communications, code samples, blog posts and other material to share knowledge both inside and outside the organization.
Senior Staff Software Engineer, Vulnerability Management GEICO GENERAL INSURANCE COMPANYSenior Staff Software Engineer, Vulnerability ManagementBethesda, MD$100,000–$260,000 / yearThe Staff Engineer brings in expertise in requirements identification, feasibility analysis, secure infrastructure designs, technology evaluation and selection, and implementation of scalable systems using CI/CD and DevSecOps to raise the bar on engineering excellence and security best practices. You have exposure to Cybersecurity and are well-versed with Vulnerability Management Lifecycle - asset discovery, internal/external scans, contextualization and risk-based assessment, triaging of CVEs, detection authoring, security data pipeline, reporting, and remediation.