4,350 Results for

Systems Software Developer Jobs in Chantilly, VA

Jobs

Vienna, VA

Full time

The 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.

30+ days ago

Chantilly, VA

Intern

p>With 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.

30+ days ago

Washington DC, DC

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2+ year of in-depth working knowledge of ASP.NET Core using C#.NET, Angular/React, HTML5, CSS, and MS SQL Server, Identity.

Plan, design, build, test, deploy and maintain highly scalable web-based services using modern technologies.

30+ days ago

MONTGOMRY VLG, MD

$165,000–$185,000 / year

With 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. Information 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.

2 days ago

Gaithersburg, MD

$140,000–$165,000 / year

1 day ago

Chantilly, VA

$106,500–$196,500 / year

li style="font-family:'verdana' , 'geneva' , sans-serif;font-size:14pt;color:black">Assist in systems/software engineering functions, to include creation of data flow diagrams, interface control documents, perform trade studies, and Static Application Security Testing (SAST) for Application Security and Development Secure Technical Implementation Guide (STIG) compliance using tools such as Fortify/Coverity and Gitlab as part of a DevSecOps Continuous Integration/Continuous Deployment (CI/CD) Pipeline, and generation of summary reports. Please click here for the E-Verify Poster in English or Spanish.

1 day ago

Arlington, VA

$120,000–$150,000 / year

Information 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!

8 days ago

McLean, VA

p>The Qlik Developer will collaborate with government stakeholders, functional analysts, data engineers, and development teams to design and implement data visualization solutions that improve operational visibility, reporting accuracy, and decision-making across the enterprise. This role requires experience developing scalable Qlik applications, integrating multiple data sources, and supporting Agile software development initiatives in a secure DoD environment.

5 days ago

Washington DC, DC

This role collaborates with Product Owners, Federal Project Managers (FPMs), Business Analysts, UX/UI Designers, Solution Architects, Back-End Developers, and QA Engineers to deliver secure, scalable, and intuitive user interfaces that meet business, technical, and accessibility requirements. Participate in Agile development activities including backlog refinement, sprint planning, code reviews, sprint demonstrations, and continuous integration.

4 days ago

Washington DC, DC

p class="MsoNormal">The 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.

4 days ago

Washington DC, DC

This role collaborates with Product Owners, Federal Project Managers (FPMs), Business Analysts, Solution Architects, UX/UI Designers, QA Engineers, and DevSecOps teams to deliver end-to-end solutions across the full software development lifecycle.

The Senior Full Stack Developer is responsible for designing, developing, integrating, and supporting secure, scalable, and high-performing enterprise web applications using modern cloud-native technologies.

4 days ago

Herndon, VA

$110,000–$165,000 / year

With 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.

8 days ago

TYSONS CORNER, VA

p>As a Washington Post Top Workplace award winner for the past THIRTEEN years in a row, the Top Workplaces USA for the past five years, and a recipient of the Companies As Responsive Employers (CARE) Award for the past six years, Dev Technology employees enjoy:

Generous and flexible time-off policy.
In collaboration with the Engineering Lead and incumbent team members, the Senior Systems Engineer willhave the responsibility to plan, design, and build the infrastructure for cloud-based identity and authentication services supporting MFA for web-based applications.

Today

Washington DC, DC

This 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.

3 days ago

McLean,, Virginia

$85–$90 / hour
Contractor

For more information visit www.ptrglobal.com. 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.

5 days ago

Washington DC, DC

4 days ago

Sterling, VA

Full time

Job 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.

26 days ago

Gaithersburg, MD

Remote

$135,000–$150,000 / year

2 days ago

Quantico, VA

li>Integrates 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.

21 days ago

McLean, VA

However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor’s legal duty to furnish information. The 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.

30+ days ago

McLean, VA

30+ days ago

Manassas, VA

$120,000–$150,000 / year

Information 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. Our team specializes in securing critical systems through authorization management, risk mitigation strategies, vulnerability assessment processes, and cybersecurity engineering practices designed to support evolving compliance and operational requirements.

8 days ago

Bethesda, MD

$131,300–$237,350

May 19, 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.

1 day ago

Washington DC, DC

p class="MsoNormal">The UI/UX & Customer Experience (CX) Expert designs intuitive, accessible, and user-centered digital experiences that enhance customer satisfaction and usability across enterprise web applications.

Bachelor's degree in Human-Computer Interaction (HCI), Graphic Design, User Experience Design, Information Systems, Computer Science, or a related field.

4 days ago

Arlington, VA

$59,150–$106,925

April 7, 2026

1 day ago

Arlington, VA

Remote

$80,000–$150,000
Full time

Determines computer user needs; analyzes system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming techniques and controls; prepares operating instructions; designs and develops compilers and assemblers, utility programs, and operating systems. 9 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; 4 years relevant experience with PhD in related field; or High School Diploma or equivalent and 13 years relevant experience.

30+ days ago

Springfield, VA

$76,164–$180,000
Full time

Desired experience: Experience supporting; ServiceNow ITSM implementations, federal or regulated environments, platform governance and backlog management, user acceptance testing (UAT) and release validation. This position is part of our Cyber and Intelligence division, which plays a critical role in supporting Enterprise-Level Security and Modernization efforts across IT infrastructure, cybersecurity, physical facilities, and personnel operations.

30+ days ago

Springfield, VA

$76,164–$165,000
Full time

This position is part of our Cyber and Intelligence division, which plays a critical role in supporting Enterprise-Level Security and Modernization efforts across IT infrastructure, cybersecurity, physical facilities, and personnel operations. When extending an offer, HII's Mission Technologies division takes a variety of factors into consideration which include, but are not limited to, the role's function and a candidate's education or training, work experience, and key skills.

30+ days ago

Chantilly, VA

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Closure Technologies is seeking a Systems Software Developer who will leverage their development skills and experience to support the successful ingestion, cleansing, transformation, loading, and display of significant amounts of data, with a particular focus on Cloud data.

Strong software development experience, to include significant Java development, data analysis/parsing, and SQL/database experience.

22 days ago

Springfield, VA

$90,501–$130,000
Full time

Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals. This position is part of our Cyber and Intelligence division, which plays a critical role in supporting Enterprise-Level Security and Modernization efforts across IT infrastructure, cybersecurity, physical facilities, and personnel operations.

30+ days ago

Germantown, MD

$120,000–$130,000 / year
Full time

Job Description: Senior Applications Developer/Engineer, highly proficient in leading and independently maintaining, developing, testing and delivering high quality, enterprise-wide solutions. Required Experience: 10 Years+ experience: Designing, developing, testing, and maintaining custom Jira solutions .

29 days ago

Fairfax, VA

$94,750–$135,357
Full time

HII - Mission Technologies is currently seeking a Junior BI Developer/Analyst to work out of Fairfax, VA in support of the DoD/DoW Advana War Data Platform designed to aggregate operational, intelligence, logistics, and sensor data from multiple domains, enable Joint All-Domain Command and Control (JADC2) by providing a common data fabric, and support AI/ML applications for predictive analytics, targeting, and mission planning. • Develops business intelligence components supporting War Data Platform (WDP) Core Integration data operations by preparing structured datasets, building baseline dashboards, and conducting routine analytic validation across Unclassified and NIPR, Secret and SIPR, and Top Secret and JWICS enclaves.

30+ days ago

Arlington, VA

Remote

$80,000–$145,000
Full time

You will design and execute test strategies, develop automated test scripts, and work with modern technologies including Python, SQL, Databricks, ADVANA, React, and Flask to deliver high-quality solutions that support DSCA’s mission of security cooperation, transparency, and data-driven decision making. 9 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; 4 years relevant experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 13 years relevant experience.

30+ days ago

McLean, Virginia

li class="MsoNoSpacing">Five (5) or more years of demonstrated experience in the following:

Working within an Amazon Web Services (AWS) cloud environment and utilizing tools such as SMS, Data Pipeline, Relational Database (RDS), Cloudwatch, EC2, EBS, S3, KMS, or SMS. The Software Developer will be a part of an integrated team to create, update, and maintain a federated search and discovery software system to integrate data related to financial information from a variety of data providers within a cloud environment.

19 days ago

Dulles, VA

The employees supporting our customers deliver unique, high-value mission solutions while effectively leverage the technological expertise of our valued workforce to meet critical mission requirements in the areas of Data Analytics and Software Development, Engineering, Targeting and Analysis, Operations, Training, and Cyber Operations. Use database management and version control to maintain data integrity, implement migration and ensure data availability in production environments.

30+ days ago

McLean, Virginia

In this role, you’ll develop and customize applications that directly support analytic workflows—leveraging Python, PostgreSQL, and AWS services such as SQS to deliver secure, reliable, and high‑performance capabilities. Who We Are: We offer advanced services in data science, data engineering, software engineering, AI solutions, cybersecurity, staff augmentation, and IT program management.

20 days ago

Chantilly, Virginia

The ideal candidate brings experience with ML frameworks—including scikit‑learn, SpaCy, TensorFlow, PyTorch, and Keras—along with strong proficiency in Natural Language Processing techniques. This role requires demonstrated experience developing cloud‑based solutions using AWS services, building and consuming REST services, and working with SQL databases such as Postgres.

7 days ago

Sterling, Virginia

h2>Key Job Responsibilities:

Provide onsite support for Java-based web applications within a microservices architecture, ensuring high availability, reliability, and performance of deployed systems in the customer space.
Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers’ most demanding challenges.

30+ days ago

Rockville, MD

p>for description visit the url https://jobs.baesystems.com/global/en/job/BAE1US123696BREXTERNAL/Software-Developer---Weapons-Direction-Systems---Mid-Level.

30+ days ago

$114,000–$132,000 / year

p>The MIL Corporation (MIL) is a dynamic workforce of industry professionals who deliver world-class solutions in cyber, engineering, financial management, and information technology - and we are looking for candidates like you!

Design, develop, test, and deploy solutions such as applications, interfaces, workflows, automations, dashboards, scripts, forms, reports, and utilities for financial management systems.

21 days ago

Forte Meade, MD

$90–$93.10 / hour

The Agile Developer (System Automation Software Engineer) supports the modernization of a legacy operational system using a microservices-based architecture and cloud-native technologies in a secure on-site environment at Fort Meade, MD. This role is responsible for building and maintaining automated test frameworks, executing performance and resilience testing across distributed systems, and ensuring software quality throughout the Agile development lifecycle.

30+ days ago

Laurel, MD

Subject areas differ widely over time, but our current projects focus on improving the exploitation of airborne and ground based sensor data through object tracking, multi-sensor correlation, data management, and operational data display as well as on intelligent networks, resilient autonomy, and non-kinetic warfare integration. • Completed coursework or internships involving complex software development, particularly in the areas of object oriented programming, database design, signal processing, artificial intelligence, machine learning, data visualization, and user interfaces.

30+ days ago

Arlington, VA

Full time

li>Implement, manage, and maintain all required Identity Access Management (IAM) roles and principles to support security of VPCs, EC2 instances, and native cloud services (i.e., server less functions).

System Administration Responsibilities :

Ensure data feeds from the associated LiDAR and other weather inputs are configured to ensure usable model output.

30+ days ago

Springfield, VA

$90,418–$170,000
Full time

Lead solution design and requirement decomposition, translating mission/business needs into technically sound ServiceNow designs (data model, workflows, integrations) . Experience translating business requirements into technical stories and acceptance criteria, facilitating requirements gathering sessions with stakeholders, and documenting users stories, functional requirements, process flows, and acceptance criteria.

30+ days ago

Sterling, Virginia

You will also play a key role in enhancing and automating request fulfillment workflows, integrating ServiceNow with network management systems, ensuring seamless workflows across various business processes.

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.

30+ days ago

Washington DC

Remote

This role will focus on developing a “game-like” platform where both technical and non-technical users can design, run, and evaluate real-world scenarios involving aerial drones and autonomous maritime systems. Leveraging platforms like Unreal Engine (AirSim) or Unity, you will create intuitive tools and immersive environments that enable rapid scenario testing, validation, and experimentation.

19 days ago

Sterling, VA

$120,800–$265,800 / year

p>Qualifications:

Bachelors degree in Technical field or equivalent work experience 10+ years of related work experience TS/SCI with Poly required ServiceNow certifications (e.g., Certified System Administrator, Certified Application Developer) Strong knowledge of JavaScript, AngularJS, and web services (REST, SOAP) Experience with ServiceNow modules including CMDB, ITSM, and Discovery Experience in developing custom applications and integrations in ServiceNow Knowledge of database design and management within ServiceNow Strong troubleshooting, problem-solving and analytical skills Excellent communication and collaboration abilities Experience with Agile development methodologies.

Desired:

ServiceNow Certified Implementation Specialist - ITSM Experience with other ITSM platforms and NMS tools Familiarity with network protocols, technologies, and common NMS platforms Knowledge of ITIL processes and best practices Familiarity with scripting languages commonly used in network automation (e.g., Python, NodeJS, Perl) Experience with performance analytics and reporting in ServiceNow.

30+ days ago

Washington, DC

With nearly 2,000 team members around the world, and a rich legacy spanning more than 70 years, Versar Global Solutions delivers a broad array of planning, analysis and risk management solutions, project and program management, operations and maintenance services, and information technology applications for environmental management and remediation projects, mission critical facilities and installations, and in support of readiness and contingency operations. In this pivotal role, you will collaborate with our dynamic Geospatial & Digital Solutions (GDS) Market Sector team to support diverse IR&D and customer-focused projects within a multi-disciplinary organization to achieve specific goals and objectives.

30+ days ago

Warrenton, VA

The employees supporting our customers deliver unique, high-value mission solutions while effectively leverage the technological expertise of our valued workforce to meet critical mission requirements in the areas of Data Analytics and Software Development, Engineering, Targeting and Analysis, Operations, Training, and Cyber Operations. As a Systems Engineer/Developer, a typical day will include the following duties: The Systems Engineer will develop, build, deploy, manage, and administer cloud software and infrastructure designed to deliver complex software products in a production environment.

24 days ago

Rockville, MD

Learn more at www.consultnet.com . For over 25 years, we have connected thousands of consultants with meaningful roles through a personal, communication-driven approach, partnering with a diverse client base to build high-performing teams and create lasting impact.

30+ days ago

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Systems Software Developer Jobs in Chantilly, VA

Jr. Software Developer Company Confidential

Software Developer (Full Stack/Backend) Intern TeleWorld Solutions

Software Developer NuAxis Innovations

Senior Software Engineer (C++ / Java) Jobot

Sr. Software Engineer Jobot

Senior Specialist, Information Security Systems Engineering L3Harris Technologies

Software Engineer Jobot

Mid-Level Qlik Developer Credence

Front-End Developer NuAxis Innovations

Senior AI Developer NuAxis Innovations

Senior Full Stack Developer NuAxis Innovations

System Integration & Test Engineer Jobot

Senior Systems Engineer Dev Technology Group

Software Test Lead NuAxis Innovations

Java Developer - AI Pinnacle Technical Resources

System/DevSecOps Engineer NuAxis Innovations

Python Developer ADG TECH CONSULTING, LLC

Senior QA Lead / Senior QA Analyst Jobot

Simulation Developer MANTECH

Senior ServiceNow Developer Capgemini Government Solutions LLC

ServiceNow Developer Capgemini Government Solutions LLC

Senior RMF Cybersecurity Engineer (Navy) Jobot

Enterprise Architect/Systems Engineer Leidos

UI/UX & Customer Experience (CX) Expert NuAxis Innovations

Network Development Engineer Leidos

DSCA .Net Core Developer (Software Engineer) - 28637 Company Confidential

ServiceNow Developers -Majestic 1 Company Confidential

ServiceNow Developer Company Confidential

Systems Software Developer Closure Technologies

Platform Developer Company Confidential

Senior Application Atlassian Developer/Engineer/Architect Greenfield Data Solutions

BI Developer/Analyst (Data Scientist 2) Company Confidential

DSCA Mid QA Software Tester (Programmer Analyst) - 28638 Company Confidential

Software Developer (Systems Software) J5 Consulting

Software Developer SME (Systems Software) (TS/SCI with Poly Required) GCI, Inc.

Software Developer - Full Stack (Systems Software) Ardent Principles, Inc.

Software Developer (Systems Software) Ardent Principles, Inc.

Software Engineer – Developer and Production Systems Support Nightwing Intelligence Solutions

Software Developer - Weapons Direction Systems - Mid Level BAE Systems Plc

Financial System Developer (Software Engineering, Associate) The Mil Corp

1353 - 8866- Agile Developer (System Automation Software Engineer) - Level 1 Metasys Technologies

2026 Graduate - Software Developer - Tactical System Prototyping and Deployment Johns Hopkins University Applied Physics Laboratory LLC

Senior Linux Software Developer/System Administrator Clark Creative Solutions

ServiceNow Technical Business Analyst Company Confidential

Network Management Systems (NMS) ServiceNow Developer CACI

Simulation & Game Developer (Autonomous Systems) TurbineOne

Network Management Systems (NMS) ServiceNow Developer CACI International Inc

AI Developer (Agent-Based Systems) Versar Global Solutions

Systems Engineer/Developer (TS/SCI with Poly Required) GCI, Inc.

Senior Software Engineer Java / AWS / Metadata & Document Systems ConsultNet

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