Entry Level Software Design Engineer Jobs in Mclean, VA

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.

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.

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.

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.

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.

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.

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.

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.

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. • You’ll help us create the future of search within Elasticsearch - building a scalable search tier for our Serverless platform and writing search functionality in ES|QL, our new piped query language as two examples.

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.

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.

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. For example, Debugging Azure Networking for Elastic Cloud Serverless is part of our efforts, and we want your experience to contribute to a truly exceptional customer experience.

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).

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.

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.

Lockheed Martin

$150800 - $265880

Washington Navy Yard, DC

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

West 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.

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!

Unity Software

Washington DC, DC

While specific benefits vary, here are some of the ways we strive to take care of our eligible team members globally: Comprehensive health, life, and disability insurance | Commute subsidy | Employee stock ownership | Competitive retirement/pension plans | Generous vacation and personal days | Support for new parents through leave and family-care programs | Office food snacks | Mental Health and Wellbeing programs and support | Employee Resource Groups | Global Employee Assistance Program | Training and development programs | Volunteering and donation matching program. As a key member of the team, your role will include supporting on designing and developing highly responsive, collaborative web interfaces, shaping real-time drawing and media review features, and ensuring performance, reliability, and scalability across the app.

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.

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.

Levi, Ray & Shoup

$35 - $60

Washington DC, DC

Proven experience in developing Applications and Websites using, HTML, CSS, JavaScript libraries, Java/Open JDK v11 and up, C#. Within the range, individual pay is determined by work location and additional factors, including job-related skills, experience, and relevant education or training.

Jobot

$100000 - $130000

Washington, DC

We are seeking a Mechanical Engineer with Mission Critical Data Center Project experience performing design, coordination, and implementation of mechanical systems for high-performance, technically complex facilities such as Data Centers, Laboratories, Clean Rooms, and Critical Infrastructure environments. 10+ years of experience in a MEP or integrated design firm working on commercial/public projects, including the design of HVAC, plumbing and fire protection building systems on complex projects.

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.

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.

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.

goTenna

Clarksburg, MD

The Mechanical Engineer provides Mechanical design and product development support as part of a cross functional development team that delivers high quality products to meet demanding customer requirements. Develop mechanical CAD models and renderings for assemblies involving plastics, metals, and electronic components, supporting product development from concept through production.

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.

Blend

$121000 - $143000

Washington DC, DC

ideal candidates have experience selling loan origination software, digital account opening, digital lending, mortgage focused solutions and have experience working with Top 50 Banks and or Credit Unions with a focus on retail banking. Account Strategy & Expansion (50%): Develop and execute account strategies to drive revenue growth, targeting 10-15%annual expansion (e.g., additional licenses, premium modules).Own and Plan Renewal Strategies designed to uplift PFL, drive revenue and encourage Blend usage.

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.

Whitman, Requardt & Associates, LLP

Washington, DC

Demonstrated leadership in leading large-scale projects as well as project development ranging from planning, alternatives analysis, environmental process, permitting, final design, construction, safety certification and commissioning facilities. We are looking for a detail-oriented person to review client operations and recommend vehicle maintenance equipment and equipment layouts to maximize operational processes for bus and rail operations.

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.

Bering Straits Native Corporation

Hanover, MD

The Project Engineer (PE) is responsible for the assistance in the development, execution and maintenance of a fully effective Project as required by our contract with the Client and Subcontractors and as further defined by the Contractor’s Quality Control Plan (CQCP), Health/Safety/Quality program and in accordance with Company’s policies and procedures; and performs additional managerial responsibilities as necessary or assigned. The candidate will be performing all facets of the Bering Straits East Coast model to include quality control management, submittal tracking, daily reporting, communicating deficiencies to the customer, and other various tasks as assigned.

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.

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).

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.

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.

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.

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.

Talent Software Services

$55 - $60

Reston, VA

The Client – a not-for-profit membership organization dedicated to providing excellence and equity in education – manages a complex and comprehensive suite of data systems, data feeds and reports to support students and educators across multiple assessments, programs and services. The candidate will also possess technical skills and experience in the data management and transactional systemsdomains that will help their ability to design and develop elegant and efficient cloud-enabled data processes and systems.

Yugabyte

$255000 - $300000

Washington DC, DC

Data systems SaaS Experience: You’ve taken database, or similar infrastructure data systems, to market as a SaaS platform; have a deep understanding of the ins and outs of working with CSPs technical and commercial ecosystem. Lead Cloud Product Development: Drive Cloud features, our commercial portfolio (pricing, plans, BYOC offering), deepening our Cloud ecosystem integration, expanding our distribution through CSP marketplaces.

WOOD Consulting Services

$80000 - $100000

Ft. Meade, MD

You’ll collaborate with product, UX, and fellow engineers to make smart trade‑offs, champion reuse, and integrate best‑in‑class tools (including open source/COTS) where it accelerates delivery. As a Software Engineer, you’ll design, ship, and scale production‑grade solutions, from data‑intensive services and real‑time platforms to elegant APIs and user experiences.

General Dynamics Mission Systems, Inc

$75946 - $84253

Manassas, VA

General Dynamics Mission Systems (GDMS) engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully execute missions across all domains of operation. As a Software Engineer for the Common Weapon Launcher and Multi-Tube Weapon Simulator, you’ll be a member of a cross functional team responsible for designing and developing software supporting the U.S. Navy's platforms within the Tactical.

National Security Agency/Central Security Service

$87362 - $123388

Fort Meade, MD

More common tools and areas of interest include: C/C++, Java, cloud computing, Angular, React, Python, PIG Analytics, Pyspark, agile development, continuous integration/continuous delivery (CI/CD), containers and Docker, Kubernetes, Amazon Web Services (AWS), Linux (VMWare), ElasticSearch, Rust, micro services, Ansible, clusters, digital forensics, incident response, quantum, and so much more. As a Software Engineer at NSA, your work makes the world a safer place in countless ways including: saving lives of U.S. and allied soldiers; providing U.S. policy and decision makers with critical, timely intelligence; ensuring the continued safety of U.S. citizens and residents by thwarting foreign adversaries; and defending vital networks.

Chenega Corporation

Gaithersburg, MD

We are seeking a motivated and skilled Mid-Level Software Engineer to support the development and delivery of scalable software solutions within our engineering organization. Proficient with Microsoft Office Applications, and experience working in a home office setting as well as the ability to train end users on frequently asked technical issues.

GliaCell Technologies

Columbia, MD

We also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat. GliaCell’s Enterprise capabilities include Full-Stack Application Development, Big Data, Cloud Technologies, Analytics, Machine Learning, AI, and DevOps Containerization.

Data Computer Corpor

$75000 - $230000

Ellicott City, MD

Software Engineer responsibilities will include: *Designing, developing, documenting, testing, and debugging software Participating in the full software development lifecycle using the SAFe Agile Methodology *Developing creative, straightforward solutions to technical and user experience challenges *Participating in the team's daily standups, testing, and demos *Developing unit tests and test procedures to assist in maintaining code coverage *Providing inputs towards the architecture solution *TS or TS/SCI security clearance Required Skills: *Experience in Java *Agile Software Development experience *Experience with Atlassian tools (JIRA, Confluence, Bitbucket) Desired Skills: *Machine Learning, Data Analytics experience *Experience with XML and/or JSON data schema development *Cloud Solution knowledge *Docker and Kubernetes knowledge *DevSecOps knowledge Required Education/Certifcations: *Associate Engineer (CT7): Entry-level to experienced, but still a learner typically with an advanced degree and 0 years experience or bachelors degree and 0-2+ years experience or equivalent *Engineer 1 (CT8): Career level typically with an advanced degree and 3+ years experience or bachelors with 5+ years experience or equivalent *Senior Engineer (CT9): Emerging authority typically with an advanced degree and 7+ years experience or bachelors with 9+ years experience or equivalent; applies extensive expertise *Principal Engineer (CT10): Expert, authority in discipline typically with an advanced degree and 12+ years experience or bachelors with 14+ years experience or equivalent *Engineer Consultant (CT11): Senior consultant to top management typically with an advanced degree and 18+ years experience or bachelors with 20+ years experience or equivalent The proposed salary range for these positions in Colorado is 75,000 - 230,000 (CT7 - CT11). Our comprehensive benefit offerings include healthcare, retirement plan, paid disability and life insurance programs, employee assistance program, paid and unpaid leave programs, education assistance, and wellness ini At DCCA, we believe the key to providing our clients with unrivaled services starts with retaining top talent, something we're able to do through our consistent commitment to building culture and comprehensive benefits.

AECOM

$60000 - $80000

Arlington, VA

Builds analytic and design skills + Conducts engineering design under the supervision of an experienced engineer + Creates designs, calculations, sketches, diagrams, schematic drawings, and final working drawings under the supervision of an experienced engineer + Collects and analyzes data under the supervision of an experienced engineer + Uses computer software as a tool for solving basic engineering problems + Performs work in accordance with agreed upon budget and schedule under supervision **Qualifications** **MINIMUM REQUIREMENTS:** + Bachelor’s Degree in Environmental Engineering, Chemical Engineering, or related engineering discipline + Due to the nature of the work, U.S. Citizenship is required for this role. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world.