Software Engineer Jobs in Arlington, VA

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.

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.

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.

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.

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.

OneMain Financial

$96000 - $115200

Baltimore, MD

The 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.

Jobot

$150000 - $250000

Crownsville, MD

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 a cloud, software, and systems engineering firm specializing in custom application development, DevSecOps, and AI-driven data analytics, primarily serving federal and defense clients.

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!

Johns Hopkins Applied Physics Laboratory (APL)

$100000 - $245000

Laurel, MD

We expect our engineers to have versatile skills and the motivation to work on all aspects of a project, including concept development, algorithm design, software implementation, and 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.

SynergisticIT

$95000 - $154000

Baltimore, MD

Since 2010, SynergisticIT has helped candidates return to the workforce and land full-time jobs at major employers—companies like Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Client, Client, Banking, Walmart Labs, Client, and more—often with offers between $90,000 and $154,000 depending on role and expertise. SynergisticIT commonly supports hiring pipelines for roles such as junior software programmer, Java full stack engineer, Python/Java developer, DevOps/cloud engineer, plus data-track roles like data analyst, BI analyst, data engineer, data scientist, and ML/AI engineer.

Lockheed Martin

$128200 - $225975

Hanover, MD

Pay Rate: The annual base salary range for this position in California, Massachusetts, and New York (excluding most major metropolitan areas), Colorado, Hawaii, Illinois, Maryland, Minnesota, New Jersey, Vermont, Washington or Washington DC is $128,200 - $225,975. • Design, develop and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequences of design.

OneMain Financial

$110000 - $132000

Baltimore, MD

In 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.

Lockheed Martin

$150800 - $265880

Hanover, MD

Pay Rate: The annual base salary range for this position in California, Massachusetts, and New York (excluding most major metropolitan areas), Colorado, Hawaii, Illinois, Maryland, Minnesota, New Jersey, Vermont, Washington or Washington DC is $150,800 - $265,880. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market and business considerations when extending an offer.

Jobot

$140000 - $215000

McLean, VA

With first hand knowledge of problems that arise deploying software with millions of concurrent users worldwide, this paradigm changing tool will enable engineers to quickly, efficiently, and reliably develop and deploy large scale distributed systems autonomously. 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.

Lockheed Martin

$150800 - $265880

Annapolis Junction, MD

Pay Rate: The annual base salary range for this position in California, Massachusetts, and New York (excluding most major metropolitan areas), Colorado, Hawaii, Illinois, Maryland, Minnesota, New Jersey, Vermont, Washington or Washington DC is $150,800 - $265,880. This senior role fosters collaboration with other senior engineers for the development of advanced data analytics solutions and agile development projects in support of a high-visibility mission.

Lockheed Martin

$150800 - $265880

Annapolis Junction, MD

Pay Rate: The annual base salary range for this position in California, Massachusetts, and New York (excluding most major metropolitan areas), Colorado, Hawaii, Illinois, Maryland, Minnesota, New Jersey, Vermont, Washington or Washington DC is $150,800 - $265,880. The services enable the Data Transformation, Malware Analysis, and Cyber Threat Intelligence processing and sharing capabilities for the customer, fulfilling mission objectives and offering actionable information to detect and mitigate cyber threats.

Lockheed Martin

$128200 - $225975

Fort Meade, MD

Pay Rate: The annual base salary range for this position in California, Massachusetts, and New York (excluding most major metropolitan areas), Colorado, Hawaii, Illinois, Maryland, Minnesota, New Jersey, Vermont, Washington or Washington DC is $128,200 - $225,975. The following are the primary functions of the position: • Provides concise explanation of developed models to allow other team members to understand/utilize models or algorithms for processing signals of interest.

Lockheed Martin

$86100 - $151800

Hanover, MD

Pay Rate: The annual base salary range for this position in California, Massachusetts, and New York (excluding most major metropolitan areas), Colorado, Hawaii, Illinois, Maryland, Minnesota, New Jersey, Vermont, Washington or Washington DC is $86,100 - $151,800. In support of our customer, members of the team are responsible for providing full lifecycle support including analysis, design, development, integration, testing, procurement, deployment, security, training and sustainment for collection and antenna systems.

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.

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.

OneMain Financial

$80000 - $96000

Baltimore, MD

The 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.

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.

Jobot

$95000 - $115000

Manassas, 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 proactive Systems/Software Integration Engineer (1-5 years of experience including internships) to assist with the deployment, configuration, and validation of complex software solutions across multiple computing environments.

Jobot

$95000 - $115000

Manassas, 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 proactive Junior Systems/Software Integration Engineer to assist with the deployment, configuration, and validation of complex software solutions across multiple computing environments.

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.

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 Engineer / Senior Backend Developer on our team, we are looking for: Computer Science degree strongly preferred.

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 Engineer / Senior Backend Developer on our team, we are looking for: Computer Science degree strongly preferred.

L3Harris Technologies

Chantilly, VA

The ideal candidate will have experience with systems modeling in tools like Cameo, microservice architecture and its application in software systems, and the ability to work collaboratively with cross-functional teams to deliver scalable and secure cloud solutions. Graduate Degree and a minimum of 4 years of prior related experience in Computer Science, Information Technology, Systems Engineering, Software Engineering or a related field.

Pearl River Technologies

Greenbelt, MD

In the FDF, we support the International Space Station, SpaceX, the Magnetospheric Multiscale (MMS), Tracking and Data Relay Satellite System (TDRSS), Lunar Reconnaissance (LRO), Transiting Exoplanet Survey Satellite (TESS), James Webb Space Telescope (JWST), the upcoming launch of Roman Space Telescope (RST), among many others. Pearl River Technologies is an SBA certified HUBZone small, disadvantaged business (SDB) providing professional, technical and administrative support services to federal, state and local government agencies.

Hillis-Carnes

$115000 - $200000

Annapolis Junction, MD

Duties may include but are not limited to; general geotechnical engineering practice including the preparation of geotechnical reports/calculation, technical support of field staff, review of construction inspection daily field reports, and occasional project site field visits related to the projects you are involved in. Candidate will work with our geotechnical and materials testing/inspections departments and be responsible for a wide variety of projects for public and private sector clients.

OneMain Financial

$110000 - $132000

Baltimore, MD

In 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.

The Computer Merchant, LTD.

$75 - $80

Gaithersburg, MD

While an hourly range is posted for this position, an eventual hourly rate is determined by a comprehensive salary analysis which considers multiple factors including but not limited to: job-related knowledge, skills and qualifications, education and experience as compared to others in the organization doing substantially similar work, if applicable, and market and business considerations. ​Software Engineer with AI-enabled development experience based in Gaithersburg, MD; Eagan, MN; or Egg Harbor, NJ to support the UK National Airspace System Replacement Product Delivery Team (UK NASR PDT).

Vaco LLC

$130000 - $145000

McLean, VA

Determining compensation for this role (and others) at Vaco by Highspring depends upon a wide array of factors including but not limited to: the individual’s skill sets, experience and training; licensure and certification requirements; office location and other geographic considerations; other business and organizational needs. This role will focus on building scalable AI applications, integrating large language models into data platforms, and developing intelligent systems that enhance automation and data-driven workflows.

Vaco LLC

$130000 - $150000

McLean, VA

Determining compensation for this role (and others) at Vaco by Highspring depends upon a wide array of factors including but not limited to: the individual’s skill sets, experience and training; licensure and certification requirements; office location and other geographic considerations; other business and organizational needs. Vaco by Highspring values a diverse workplace and strongly encourages women, people of color, LGBTQ+ individuals, people with disabilities, members of ethnic minorities, foreign-born residents, and veterans to apply.

L3Harris Technologies

$90500 - $168500

Springfield, VA

Actively participate in daily operations stand-up meetings to provide updates on ongoing activities, highlight key operational priorities, and address any challenges or risks impacting mission success. Possess knowledge of, or experience with, space operations, including managing and monitoring satellite systems, performing telemetry analysis, and conducting mission-critical activities such as orbital adjustments, payload operations, and anomaly resolution.

DCS Corporation

Fort Belvoir, VA

In this role, you will assist in planning, organizing, and conducting exploratory, advanced, and engineering development as well as production engineering studies/programs for new and improved items for combat use under various battlefield and urban terrain conditions. Assists in planning, organizing, and conducting exploratory, advanced, and engineering development as well as production engineering studies/programs for new and improved items for combat use under various battlefield and urban terrain conditions.

General Dynamics Information Technology

$66602 - $80500

Annapolis Junction, MD

A 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.

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.

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.

Jobot

$150000 - $185000

Baltimore, MD

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 Ruby on Rails Developer / Senior Software Engineer in our company, we are able to offer: A competitive base salary between $150k and $185k, depending on experience!

Sparks Group

Sterling, VA

An innovative robotics and data analytics company in Sterling, VA is seeking a hands-on Senior Robotics Engineer (Mechanical & Systems) to support the development of a next-generation inspection platform for the energy sector. Download the Sparks Group mobile app from Apple App Store or Google Play. ------------------------------------------------------------------.

MedStar Health

$26.86 - $40.55

Washington, DC

Under the general direction of the Clinical Engineering leadership team the Clinical Engineering Technician I as an entry-level technician maintains clinical equipment through the effective use of the medical equipment management plan and all medical equipment policies and procedures and manufacturer or alternative equipment maintenance (AEM) specifications. Performs a variety of routine tasks associated with the installation testing maintenance calibration and repair of a limited scope of medical equipment and systems.

PEAK Technical Staffing

$31.98 - $52.96

Washington, DC

Leverage Generative AI services and Frameworks (AWS Bedrock, Amazon Q, Azure OpenAI, Hugging Face, LangChain) to: Create automated processes for vector generation and embedding from unstructured data to support Generative AI models. You will be responsible for building intelligent, scalable data pipelines and automations that integrate cloud services, enterprise tools, and Generative AI to support mission-critical analytics, reporting, and customer engagement platforms.

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

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. You will work with a small team of engineers and scientists on multiple concurrent projects to collect, analyze, document and monitor requirements that fuel the engineering development cycle.

Johns Hopkins Applied Physics Laboratory (APL)

$100000 - $245000

Laurel, MD

We are seeking a Maritime Autonomous Systems Engineer to help the US Navy prototype and adopt new maritime robotics technologies for uncrewed surface vehicles (USVs), uncrewed undersea vehicles (UUVs), and other robotic vehicles. In this role, you will have a direct impact on the Navy’s biggest challenges as you apply your systems engineering, test, and team leadership skills to achieve the goals of APL prototype projects and modernize our sponsors’ acquisition approach for autonomous systems.

Johns Hopkins Applied Physics Laboratory (APL)

$100000 - $245000

Laurel, MD

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. You will participate in an on-call rotation and help maintain system security and integrity by applying monthly Microsoft OS and third-party security patches using tools such as Ivanti Security Controls and PDQ Deploy.

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.