Software Developer Jobs in Reston, VA

Synergistic it

$78000 - $127000

Arlington, VA

SynergisticIT focuses on roles such as entry-level software programmers, Java full stack developers, Python/Java developers, Data Analysts, Data Engineers, Data Scientists, and Machine Learning Engineers. Many candidates spend months learning frameworks and finishing courses, only to freeze during technical screens, system questions, or behavioral rounds.

Integrative Staffing Group, LLC

Herndon, VA

RUST Software DeveloperHerndon, VADirect PlacementPaid relocation availableUp to $230,000 annuallyPrimary PurposeThe company's Integrated Mission Systems is seeking an experienced Software Engineer with a strong background in the RUST Programming Language and proven experience developing systems with RUST to guide the next generation of mission-critical systems. Qualifications:Bachelor’s degree in computer engineering, Electrical Engineering, Computer Science or related field and a minimum of 12 years of prior relevant experience.

Genesis10

$50000 - $60000

Washington, DC

Whether you’ve earned a technical degree, gained hands-on programming experience, or worked professionally in industries like finance, healthcare, or insurance – Dev10 is your opportunity to upskill and launch a career in Software Development. Dev10 provides a pathway for motivated learners to gain real-world experience while developing technical skills through immersive training.

Synergistic it

$82000 - $136000

Washington, DC

SynergisticIT focuses on roles such as entry-level software programmers, Java full stack developers, Python/Java developers, Data Analysts, Data Engineers, Data Scientists, and Machine Learning Engineers. Many candidates spend months learning frameworks and finishing courses, only to freeze during technical screens, system questions, or behavioral rounds.

PlanIT Group

Falls Church, VA

The resource will mainly support the US Government Client eCommerce Platform, a key revenue-generating application within the Commerce Tech Applications portfolio, as well as its closely integrated applications (Endeca, Enterprise Search, and Oracle Web Center Content). • Experience in application support including but not limited to querying and analyzing database information, environment deployments to web and application servers, performing load and performance testing, certificate management, and monitoring server health.

PlanIT Group

Washington, DC

Design, code, test, and debug computer programs, independently or as part of a team, using computer languages identified and available in the Infrastructure Tool Kit (ITK). • Maintain contact, as designated, with the team leader, customers, contractors, and equipment vendors to monitor progress and coordinate varied project stages.

Aroha Technologies

Washington, DC

This involves building a data platform that supports data flows/pipelines, Extract, Transform and Load (ETL) / Extract, Load and Transform (ELT) and orchestration, data lake/data warehousing, geospatial analysis and services, big data query and analysis. Design and architect robust Azure Government cloud infrastructures, including virtual networks, subnets, firewall rules, and VM configurations, to meet project requirements for scalability, high availability, and security.

Johns Hopkins Applied Physics Laboratory (APL)

$85000 - $245000

Laurel, MD

Perform software engineering including requirements development, network architecture design, object-oriented design, agile software development, laboratory system integration and testing, and field testing. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.

Jobot

$140000 - $215000

Tysons, VA

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. As a Senior Full Stack Software Engineer / Senior Full Stack Developer on our team, we are looking for: Computer Science degree strongly preferred.

Johns Hopkins Applied Physics Laboratory (APL)

$100000 - $245000

Laurel, MD

The Software Engineering and Data Transformation Group (KBE), within the Strategic Deterrence Mission Area of the Force Projection Sector, supports the data architecture, collection, processing, and distribution required to evaluate Strategic Weapon Systems. We are seeking a dynamic, technically curious, and results-oriented software engineer to develop and deploy high-quality, resilient, and scalable software solutions that meet and exceed end user needs.

PlanIT Group

Reston, VA

GIS Map Developer - Level III (Remote): List of tasks to be performed: • Work with GIS (Geographic Information Systems) software and platforms, along with programming languages and tools for web mapping and spatial data management. o Application Programming Interfaces (APIs) like ESRI Map APIs, Leaflet, and OpenLayers to integrate mapping and geospatial functionalities into web applications.

PlanIT Group

Washington, DC

Leads a group of engineers, analysts, and/or technicians assigned for the duration of a project or may function as ongoing lead within a group of engineers associated with one or more technical areas within the telecom function (such as, but not limited to, network design, engineering, implementation, or operations/user support). • Ability to develop functional requirements specifications, data mappings, function mapping, setting of configuration tables and setting of transaction/control tables.

Johns Hopkins Applied Physics Laboratory (APL)

$100000 - $245000

Laurel, MD

Experience with (1) Static Analysis tools such as Coverity and Klockwork, (2) Dynamic Analysis tools such as Valgrind, libFuzzer, and Java Pathfinder, (3) Symbolic Execution Engines such as KLEE and angr, (4) Model Checkers such as TLA+ and SPIN, (5) SMT Solvers such as Z3, CVC5 and MathSAT (6) other Automated Theorem Provers such as ACL-2 and GnatProve, (7) Interactive Theorem Provers such as Lean and Rocq, and any other formal methods tools. Experience with formal methods tools and techniques, such as language safety properties, symbolic execution, abstract interpretation, model checking, automated and interactive theorem proving, programming language analysis and design, type theory, static source code analysis, and formal logic.

Jobot

$120000 - $150000

Arlington, VA

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!

PlanIT Group

Washington, DC

ServiceNow Application Development experience in two or more of the following areas: • Hands-on experience configuring and developing in ServiceNow, including form and field creation/updates (backend and/or Studio), Client Scripts, Business Rules, Catalog Items and scripting, group and role administration, flows (Flow Designer), notifications, email configuration, and scheduled jobs. ServiceNow Developer (Remote): Description: • ServiceNow Software Developer with minimum 4 years development experience in ServiceNow, • required CSA Admin certification, • strong oral and written communication skills and ability to leverage AI in their daily work.

Constellation Energy

$127800 - $142000

Laurel, MD

Bachelor's degree in Engineering and 8-years of project development or sales engineering experience developing facilities-based or building infrastructure projects or equivalent combination of education and relevant experience. Serve as the technical subject matter expert throughout the project development and sales cycle, focusing on building systems, mechanical and engineering design/performance, systems interactions, and utility rates/tariffs.

PlanIT Group

Arlington, VA

You will architect and implement scalable agent frameworks that integrate LLMs, APIs, external tools, and enterprise systems to automate complex workflows for datacenter operations. We are seeking a Senior Agentic AI Developer to design, build, and deploy advanced autonomous AI systems capable of multi-step reasoning, tool usage, and dynamic decision-making.

System One

Merrifield, VA

Experience with Test processes, open-source test frameworks, test design strategies, writing test cases, and automating tests in Java with frameworks like JUnit/TestNG, Selenium, JMeter and Appium. Set up, maintain, and perform test automation frameworks on multiple application platforms, such as Mobile, Desktop, and Web, and building test scenarios and acceptance tests.

Credence

$150000 - $180000

McLean, VA

The candidate will act as a technical lead and translator, working across legacy codebases, modernization tools, and modern engineering teams to ensure accurate business logic extraction, successful code conversion, and validated operational outcomes. We provide cutting-edge solutions, including AI/ML, enterprise modernization, and advanced intelligence capabilities, to the largest defense and health federal organizations.

PEAK Technical Staffing

$59.83 - $96.76

Washington, DC

Candidate Privacy To read our Candidate Privacy Information Statement, which explains how we will use your information, please navigate to https://peaktechnical.com/privacy-policy/and https://peaktechnical.com/ca-residents-privacy-rights/ Support the full lifecycle development of custom Oracle Applications using the Oracle APEX toolset under the direction of the program manager.

Jobot

$115000 - $145000

Washington, DC

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. We are seeking a highly skilled, experienced, and passionate Senior Application Developer with expertise in .NET, Angular, and TypeScript to join our dynamic Tech Services team.

L3Harris Technologies

Herndon, VA

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. L3Harris Technologies is an agile global aerospace and defense technology innovator, delivering end-to-end solutions that meet customers’ mission-critical needs.

Artech LLC

McLean, VA

The ideal candidate will have hands-on experience in building scalable applications using Java and Python, developing APIs, and working with modern development frameworks and cloud platforms. We are seeking a highly skilled developer with strong experience in backend development, microservices architecture, and cloud technologies.

CSZNet, Inc.

$75 - $80

Alexandria, VA

The solution shall support full-fare and senior customers and enable tap and-pay using contactless bank cards for Metro rail, bus, and parking services, as well as participating regional partner systems. The Open Payment Solution shall enable Metro customers to pay fares using their own contactless open payment media, without requiring a SmarTrip card or any other closed-loop card.

Bering Straits Native Corporation

Suitland-Silver Hill, MD

Offering a broad range of information technology solutions, Arcticom, LLC provides network and systems administration, enterprise architecture and resource planning, certification and accreditation, software design, programming, maintenance of telecommunications and land mobile radio equipment and systems, help desk support and IT transformation services among other services. Satisfied Bering Straits Native Corporation (BSNC) family customers include the U.S. Air Force, Army, Navy, Coast Guard, the Departments of State, Justice, Commerce, Agriculture, Interior, Homeland Security, the General Services Administration, the Defense Logistics Agency and the U.S Census Bureau.

NuAxis Innovations

Washington DC, DC

Create, maintain, and enhance Incident Management, Problem Management, Service Request Management, Service Catalog, Knowledge Management, Self-Service Portals, single sign-on (SSO) capability, and. Create and maintain an agile, streamlined, scalable, and optimized USMT – ServiceNow system components, and perform integration and support, and operational services with high availability and service delivery goals.

Federate Systems Corporation

Lanham, MD

The developers should have hands-on experience in containerized application development and deployment using Docker and Kubernetes, along with familiarity in messaging systems (AMQ, IBM MQ, Apache Kafka) and data grid technologies for high-performance, distributed applications. Connect), TLS cipher suites, secure coding practices, automated security scanning, dependency vulnerability management, and enforcement of enterprise DevSecOps controls.

Johns Hopkins Applied Physics Laboratory (APL)

$100000 - $245000

Laurel, MD

We are seeking a motivated and creative Software Engineer to apply technical expertise across a broad range of software development skillsets to contribute to the rapid development and fielding of autonomous sensor solutions in some of the most challenging environments around the globe to help our sponsors complete their mission! In the Johns Hopkins University Applied Physics Laboratory's (APL) Intelligence, Surveillance and Reconnaissance Group, we use applied engineering to field tomorrow's groundbreaking solutions for a set of government organizations.

Johns Hopkins Applied Physics Laboratory (APL)

$105000 - $290000

Laurel, MD

Evolving air and missile defense planning tools and capabilities, Developing and implementing robust software solutions to complex planning challenges, Responding to feedback from the warfighter and the analyst community, Assessing new AI and Machine Learning tools and capabilities and their applicability to military planning, and. In A5C, we develop and deliver highly capable mission planning capabilities into the hands of the warfighter so they can design defenses that enhance performance across multiple simultaneous air and missile defense missions, multiple services, and multiple command echelon planning levels.

Jobot

$125000 - $145000

Washington, DC

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. As a Senior Full Stack Software Developer / Senior Fullstack Software Engineer on our team, we are looking for: Professional experience building a GraphQL API.

Johns Hopkins Applied Physics Laboratory (APL)

$85000 - $195000

Laurel, MD

You will work in a teamed environment to analyze live tactical sensor data; identify and solve problems that impact mission requirements; compare to physics-based simulations that provide unprecedented realism and new levels of understanding of system performance in operationally realistic environments in the presence of the world's most challenging threats. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.

PlanIT Group

Washington, DC

Experience with creating and improving automation scripts across multiple technical stacks using Python, • Experience with troubleshooting and resolving issues related to both open source and commercial tools in public cloud environments. • Experience with AWS & Azure & the development of tools and processes to drive DevSecOps maturity by automating builds, regression testing, monitoring, and pushing releases across environments.

Cliff Services Inc

$45 - $50

Reston, VA

The Python Developer will design, develop, test, and implement cloud native applications, data pipelines, and backend services within AWS. Practical experience with key AWS services including: Lambda, S3, Step Functions, Glue, EC2, ECS/Fargate, RDS, Redshift, CloudWatch.

Johns Hopkins Applied Physics Laboratory (APL)

$105000 - $290000

Laurel, MD

We are seeking a dynamic, creative, and analytical candidate to help us assess the design and influence the capability development of the U.S. Navy's Maritime Surveillance Systems (MSS) Low Frequency Active (LFA), Compact LFA (CLFA), and prototype Deployable Active Systems. Liaise between JHU/APL, acquisition sponsors (PMS 485), and fleet operational commands to inform future development decision-making and optimize operational utility and MSS LFA, CLFA and prototype Deployable Active Systems employment.

Cliff Services Inc

$60 - $65

Reston, VA

Highly experienced Senior SDET (Software Development Engineer in Test) to help deliver test automation across our software development lifecycle. Collaborate with cross-functional teams to define acceptance criteria and ensure testability of features.

Global TechPro

Arlington, VA

While each engineer will bring a primary strength in either cloud or on-premise technologies, both profiles work together across our DevOps teams, building broad expertise in infrastructure automation, CI/CD, and platform support. Build, maintain, and support CI/CD pipelines and automation across cloud environments (GitLab, AWS, EKS, Terraform, Docker) and on-premise environments (Jenkins, OpenShift, Ansible).

Johns Hopkins Applied Physics Laboratory (APL)

$100000 - $245000

Laurel, MD

The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.

Genesis10

McLean, VA

Ranked a Top Staffing Firm in the U.S. by Staffing Industry Analysts for six consecutive years, Genesis10 puts thousands of consultants and employees to work across the United States every year in contract, contract-for-hire, and permanent placement roles. With more than 300 active clients, Genesis10 provides access to many of the Fortune 100 firms and a variety of mid-market organizations across the full spectrum of industry verticals.

Global TechPro

Washington, DC

Demonstrated, documented experience supporting all systems and technologies listed in the NMB Performance Work Statement (PWS) Sections 2 and 3. Proficiency with Google Workspace, Microsoft Office Suite, and enterprise mobile device management platforms. Support and troubleshoot Microsoft Office, Google Workspace, Adobe Acrobat, and NMB-specific applications including the Mediation Case Management System, Arbitration Workstation, Knowledge Store, and Beyond Trust.

FIBERTEK, INC.

Herndon, VA

Job Description: Fibertek, Inc. is a leading developer of laser and electro-optic systems for the aerospace community, with key contributions to lasers for atmospheric sensing, laser communications, and lidar sensors for NASA, DoD, and commercial customers. As the Electro-Optical Systems Engineer, you must demonstrate a working knowledge of developmental test processes, test set-ups and systems integration.

Johns Hopkins Applied Physics Laboratory (APL)

$100000 - $245000

Laurel, MD

You will work with a team from government, industry, and academia to develop performance specifications, lead technical studies, and develop systems engineering products for emerging maritime programs, to include autonomous undersea vehicles (AUVs). Collaborate with multiple DoD system partners to evaluate current strategies, risks, and opportunities to develop and implement T&E strategies that refine/improve their programs and missions.

PlanIT Group

Washington, DC

A minimum of eight (8) years experience in software development, software quality assurance/control, and/or related field; • A degree from an accredited College/University in Software Engineering, Computer Science, or related discipline is preferred; • Able to perform all functional duties independently on high-visibility programs, or mission critical aspects of a given program; • Able to oversee the efforts of direct reporting resources and/or be responsible for the efforts of all staff assigned to a specific job; • Experience training/mentoring less experienced personnel; • Extensive knowledge of and experience with formal software testing for complex software applications; • Extensive experience testing software applications, identifying/documenting defects, and working with developers and end users to resolve defects; • Extensive experience with multiple defect tracking tools (e.g. List of tasks to be performed: • Review test requirements, specifications, and documentation to prepare and manage test data for each release.

Bering Straits Native Corporation

Washington, DC

Application Design and Development: Design, code, and test new database-driven applications using Adobe, ColdFusion, Dreamweaver, Microsoft SharePoint, Microsoft SQL Server, Microsoft Access, Microsoft InfoPath, Photoshop, HTML, JavaScript, and Cascading Style Sheets. Task Coordination and Management: Assist in the coordination, planning, monitoring, controlling, and reporting of individual project tasks and sub-tasks, as well as manage the entire portfolio of applications supported.

Synergistic it

$78000 - $136000

Bethesda, MD

SynergisticIT works especially well for candidates such as: recent grads in CS/Engineering/Math/Stats, jobseekers who were laid off and need an updated stack, career switchers who want a guided plan, candidates with career gaps, people with "learning but not hired” bootcamp history, experienced professionals not landing interviews, and international candidates on F1/OPT needing a clear employment pathway. Since 2010, SynergisticIT has helped thousands of candidates secure full-time roles with leading companies and recognizable brands—think Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Client, Walmart Labs, Client, Banking, Client, Wayfair, and many more—often in the $95k to $154k offer range depending on role, location, and skillset.

ADG TECH CONSULTING, LLC

Sterling, VA

Hands-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.

Isospin Technologies, LLC

Reston, VA

Must have strong hands-on knowledge of AWS platform and services but not limited to VPC, Networking, Direct Connect, Subnets, NACLs, Security Groups, EC2, S3, IAM, ELBs, Lambda, CloudWatch, CloudTrail, EKS etc. 3+ years of experience with Containerization (Kubernetes), Cloud technologies (AWS, Azure etc.), DevOps tool chain (Ansible, Jenkins, Artifactory, bitbucket, etc.), and technical patterns (IaC, Automated Provisioning/Release, CI/CD, etc.).

Technovision Inc

Washington, DC

Job Duties and Responsibilities: - Responsible for solving business problems, business architecture, process optimization, business rules, business cases, business requirements, organizational change (communications), and UAT. A thorough understanding of the current state of the organization is necessary prior to recommending changes related to implementing a new business solution.

NuAxis Innovations

Washington DC, DC

This role bridges the gap between business stakeholders and technical teams while ensuring that implemented solutions meet functional and operational requirements through structured testing and quality assurance practices. The ServiceNow Business Analyst / Tester will be responsible for requirements gathering, process analysis, and validation/testing of ServiceNow solutions.

Technology Company

Reston, VA

Experience with .NET, C#, MS SQL Server, MongoDB, Full-Stack Web Development, ASPX, MVC, JQuery, Angular and Web Services strongly preferred. Excellent knowledge of .NET, C#, MS SQL Server, Full-Stack Web Development, ASPX, MVC, JQuery, Angular and Web Services.

NS2 Mission

Chantilly, VA

Candidates may participate in all aspects of lifecycle application development including technical exchange meetings, whitepapers, design, code, test, debug, configuration management, and production support for Java applications. NS2 Mission is seeking an excellent Software Developer candidate to join our engineering team in Chantilly, VA working on the next generation of a key software system in the Intelligence Community for defense of vital national assets.