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.
goTenna
Clarksburg, MD
goTenna is the worlds leading mobile mesh networking company, providing off-grid connectivity solutions for smartphones and other devices, as well as augmenting traditional communications networks. Candidates should be able to work independently and hit the ground running, and have a demonstrated interest in technology and business, strong problem-solving abilities, and excellent interpersonal skills.
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
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.
Sarnova
Washington DC, DC
The Senior Full Stack Software Developers work closely with our development team and company leaders to deliver a high-quality website/program experience for our customers, using the latest and best coding strategies and practices. In these newly created senior level full stack software development roles, you will enable Sarnova’s/Cardio Partners technology organization to deliver faster, smarter, and more reliably.
Sarnova
Washington DC, DC
The Full Stack Software Developers work closely with our development team and company leaders to deliver a high-quality website/program experience for our customers, using the latest and best coding strategies and practices. In these newly created full stack software development roles, you will enable Sarnova’s/Cardio Partners technology organization to deliver faster, smarter, and more reliably.
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.
Discover Financial Services
$314800 - $359300
McLean, VA
As a Capital One Senior Director of Software Engineering, youll work on everything from customer-facing web and mobile applications using cutting-edge open source frameworks, to highly-available RESTful microservices, to back-end Java based systems using the hottest techniques in Big Data. Bring a passion to stay on top of tech trends, experiment with and learn new technologies, participate in internal & external technology communities, and mentor other members of the engineering community.
PlanIT Group
Washington, DC
Effective verbal and written communication skills, especially for collaborating on mainframe integration with Java developers and migration planning. • Expereience with test automation in unit tests, functional tests, regression tests and performance tests.
Levi, Ray & Shoup
$60 - $75
Washington DC, DC
Our direct client in the healthcare industry is seeking an experienced Senior Software Developer to support multiple AI-driven initiatives on a long-term engagement. Within the range, individual pay is determined by work location and additional factors, including job-related skills, experience, and relevant education or training.
Cherokee Nation Businesses
$120000 - $150000
Washington DC, DC
In this role, the FSE will be a key individual contributor comfortable with owning end-to-end design, development, and deployment of components to support a dynamic web application and back-end data processing solution, closely collaborating with product owners and stakeholders. The position will require a blend of front-end to back-end development and integration skills, API development, and understanding of event-driven data workflow processing, and DevSecOps automation experience in an AWS GovCloud environment.
Yugabyte
Washington DC, DC
The team works on cutting-edge technologies in cloud computing, container orchestration, and distributed systems that make database management more accessible and efficient while ensuring scalability, security, and reliability. Due to the Proclamation, “Restriction on Entry of Certain Nonimmigrant Workers”, which went into effect on September 21, 2025, at this time we are no longer able to sponsor new H-1B visa petitions filed after September 21, 2025 for new hires.
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.
Included Health
$149450 - $211100
Washington DC, DC
Starting base salary for you will depend on several job-related factors, unique to each candidate, which may include education; training; skills; years and depth of experience; certifications and licensure; our needs; internal peer equity; organizational considerations; and understanding of geographic and market data. As a Senior Software Engineer, youll design and develop the systems, services, and tools that power our platform and products, enabling us to deliver better care experiences and outcomes at scale.
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.
Microsoft
$100600 - $199000
Reston, VA
Collaboration 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.
Cherokee Nation Businesses
Washington DC, DC
The Senior Developer mentors junior staff, reduces technical debt through best practices, and ensures high-quality, secure, and performant Salesforce implementations. As a trusted partner for more than 60 federal clients, Cherokee Federal LLCs are focused on building a brighter future, solving complex challenges, and serving the government’s mission with compassion and heart.
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!
Elastic
Washington DC, DC
Technical Leadership: Act as a principal voice in architectural and design discussions, guiding the security posture and development practices of Elasticsearch and the Elastic Stack, and driving long-term security strategy within the team and across the organization. • Cross-Team Teamwork: Act as the primary technical point of contact for security features, driving alignment and integration with search, AI, cloud, and operations teams to ensure consistent security posture across the Elastic Stack.
Constellation Energy
$127800 - $142000
Clarksville, 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.
Notarize
$120000 - $180000
Washington DC, DC
This role focuses on solving complex, high-impact quality challenges, shaping testing architecture and automation strategy, and partnering cross-functionally to deliver high-confidence releases that support mission-critical digital transactions. Developed by the same market leaders and experts who brought notarization online with Notarize℠, Proof offers trust in a digital world by verifying identities and securing transactions to protect businesses and their customers.
Jobot
$115000 - $145000
West McLean, 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. 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.
Colony Capital
$140000 - $165000
Washington DC, DC
Blending deep expertise and expansive resources with a boutique, client-first fiduciary philosophy, Focus helps individuals, families, and institutions navigate complex financial situations with highly personalized solutions tailored to their unique needs. Expert fluency in SQL-based data manipulation; This role will work with an array of disparate data sources so experience writing efficient, performance-optimized queries is required and Microsoft SQL Server experience is necessary.
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.
Levi, Ray & Shoup
$30 - $60
Washington DC, DC
Server security fixes (work with InfoSec to find the high priority security patches, then apply them - and like after an upgrade (communicate with app owners and make sure the fixes didnt cause an issue). The developer provides: Work and Communicate with several different user teams (Marketing, MDStaff, InfoSec, DBAs, Network, VM, ALE, etc.).
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.
Discover Financial Services
$286200 - $326700
McLean, VA
You will bridge the gap between our innovative product team and the world’s most regulated buying centers—CISOs, Chief Data Officers, and VP Data Engineers—helping them solve the "impossible" paradox: securing sensitive data (PII/PHI) without stifling AI and analytics innovation. At least 5 years of experience in a public facing role ( for example: Technical Evangelist, Field CTO, or Developer Advocate) with a verified portfolio of public speaking and technical content (for example: guides, blogs, white papers, podcasts, webinars).
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.
Samsara
Washington DC, DC
Samsara’s In-Vehicle Experience team builds the software that powers how drivers interact with their vehicles, from real-time safety alerts and AI-driven insights to intuitive in-cab workflows and user interfaces, creating a seamless, engaging, and safer driving experience. • You believe customers are more than a number: Samsara engineers enjoy a rare closeness to the end user and you will have the opportunity to participate in customer interviews, collaborate with customer success and product managers, and use metrics to ensure our work is translating into better customer outcomes.
Samsara
Washington DC, DC
You believe customers are more than a number: Samsara engineers enjoy a rare closeness to the end user and you will have the opportunity to participate in customer interviews, collaborate with customer success and product managers, and use metrics to ensure our work is translating into better customer outcomes. • You want to impact the industries that run our world: The software, firmware, and hardware you build will result in real-world impact—helping to keep the lights on, get food into grocery stores, and most importantly, ensure workers return home safely.
Elastic
Washington DC, DC
By taking advantage of all structured and unstructured data — securing and protecting private information more effectively — Elastic’s complete, cloud-based solutions for search, security, and observability help organizations deliver on the promise of AI. • Familiarity with Linux system-level performance measurement and associated tooling (for example: how to measure and compare CPU, memory, and disk I/O performance between cloud provider instance types).
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.
iCapital
$160000 - $200000
Washington DC, DC
Employees also receive a comprehensive benefits package that includes an employer matched retirement plan, generously subsidized healthcare with 100% employer paid dental, vision, telemedicine, and virtual mental health counseling, parental leave, and unlimited paid time off (PTO). More than checking the boxes on specific technologies, we are looking for driven team members with technical depth and a desire to deliver end products for our clients.
Sarnova
Washington DC, DC
This role focuses on designing, building, and supporting modern, scalable software solutions using C#, NET Core, and SQL Server. The position is well suited for an engineer who thrives in a collaborative Agile environment, is interested in modern architectural approaches, and enjoys developing solutions that have a direct impact on the business.
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.
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.