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  • Lead Application Developer / Site Manager

    $200k - $250k

     ...design, development, and deployment of complex applications and microservices as part of a cross-domain solution to support classified...  ...experience (or commensurate experience)  ~7+ years of professional Java development experience ~ Clearance required: Secret... 
    Java
    Full time
    Currently hiring
    Flexible hours

    Govcio LLC

    Fairfax, VA
    3 days ago

  • Full Stack Software Engineer SME

    $126.1k - $227.95k

     ...secure environments). You must be proficient with Kubernetes/Microservice -based architecture (e.g., OpenShift, EKS, Docker), managed services...  ...-oriented and scripting languages, with primary skills in Java, Python, and React. Experience with OpenLayers, SQL, and GitLab... 
    Java
    Contract work
    Local area
    Immediate start

    Leidos

    Merrifield, VA
    26 days ago

  • Lead Software Engineer - Computer Vision & Automation

    $95k - $130k

     ...Hands-on expertise with programming languages such as Python, Java, or C++. ● Strong written and verbal communication skills with...  ...Office. ● Experience with modern architectures (e.g., microservices, containers, serverless). ● Self-motivated with a demonstrated... 
    Java
    Full time
    Contract work
    Work at office
    Local area
    Immediate start

    Leidos

    Merrifield, VA
    13 days ago

  • Senior Application Developer

    $175k - $205k

     ...Application Developer with an active Secret clearance to design, build, and modify application software using programming languages such as Java, ColdFusion, JavaScript, and C#. This position will be located in Merrifield, VA,   and will be a fully onsite position.... 
    Java
    Full time
    Currently hiring
    Flexible hours

    Govcio LLC

    Fairfax, VA
    3 days ago

  • Technical Lead Engineer - ICAM

    $104.65k - $189.18k

     ...obtain a Polygraph At least 2+ Year of DevOps experience Experience in at least one of the following languages: Bash, Python, Java, NodeJS Security+ certification or ability to obtain within 60 days of hire Exceptional communication skills to bridge technical... 
    Java
    Contract work
    Local area
    Immediate start

    Leidos

    Merrifield, VA
    10 days ago

  • Senior Developer

    $104.65k - $189.18k

     ...experience in lieu of degree.  Experience creating applications with Java, Springboot, and Amazon Web Services Experience writing...  ...and large language models (LLM) Experience building microservices Experience with automated testing frameworks such as Katalon... 
    Java
    Local area
    Immediate start

    Leidos

    Burke, VA
    13 days ago

  • Senior Integration Engineer

    $126.1k - $227.95k

     ..., collaborative professional skilled in API-led connectivity, microservices, and event-driven architectures, capable of designing scalable...  ...microservices-based integration architectures. Proficiency in Java, Python, or C#, and scripting for integration workflows.... 
    Java
    Local area
    Immediate start
    Remote work

    Leidos

    Fairfax Station, VA
    6 days ago

  • Quantitative Analytics Tech Lead (Multifamily business)

    $143k - $215k

     ...or optimization programs to develop models and algorithms. Programming languages may include-but are not limited to-Python, R, SQL, Java, SAS, and MATLAB. Proficiency in programming languages such as C/C++, Java, Python, R, SAS Multifamily model development or Multifamily... 
    Java
    Full time
    Work experience placement
    Local area

    Freddie Mac

    McLean, VA
    4 hours agonew

  • Full Stack Developer

    $137k - $228k

     ...is within scope of project. Implement new application functionality using development languages such as shell scripting, python, Java and JavaScript. This can include front end development as well as back end database processing. Work with other front-end and back... 
    Java
    Permanent employment
    Full time
    Immediate start

    Vantor

    McLean, VA
    1 hour agonew

  • Software Engineer (Tactical Decision Aids - Mid-Level)

    $85.15k - $153.93k

     ...large-scale program. Own and deliver software solutions in Java, C++ , and other modern languages. Learn and apply new...  ...Building parallel processing solutions Working with microservices Developing software for signal processing , real-time data... 
    Java
    Local area
    Immediate start
    Shift work

    Leidos

    Arlington, VA
    a month ago

  • Sr. DevOps Engineer.

    $104.65k - $189.18k

     ...design, deployment, and maintenance of a full stack containerized microservices architecture as well as technical systems administration,...  ...with development, i.e. Bash, PowerShell, SALT, Python, Groovy, Java, etc. Experience on a production/ enterprise system Experience... 
    Java
    Contract work
    Local area
    Immediate start
    Remote work
    Flexible hours

    Leidos

    Bethesda, MD
    16 days ago

  • Senior Software Developer

    $104.65k - $189.18k

     ...system software . Own and deliver solutions built with Java, C++ , and other modern technologies. Explore and apply new...  ..., TypeScript, Cesium , and related toolsets. Containers & Microservices: Strong background in Kubernetes, Docker, REST APIs , and... 
    Java
    Local area
    Immediate start
    Shift work

    Leidos

    Washington DC
    25 days ago

  • Full Stack Software Engineer (TS/SCI)

    $113k - $188k

     ...experience with programming, design, and development.  ~ Must be able to work on-site in Hendon, VA. ~ In-depth knowledge in Python, Java, or similar programming language. ~ Working knowledge of containerization (Docker, Podman) and container orchestration (Kubernetes... 
    Java
    Permanent employment
    Remote work

    Vantor

    Herndon, VA
    1 hour agonew

  • Human Language Technology Developer

    $89.7k - $162.15k

     ...data. ~ Experience working with deep learning tools, like PyTorch or TensorFlow. ~ Experience with programming languages such as Java or Python, C++/Java, bash command-line tools. ~ Knowledge of various machine learning methodologies and frameworks like NLTK or... 
    Java
    Local area
    Immediate start

    Leidos

    Vienna, VA
    9 days ago

  • Java Microservices Lead

    We are currently seeking a Java Microservices Lead for projects based in the United States. This role offers substantial growth opportunities and involves working on a large-scale project. Demonstrated track record of collaborating with technical developers in a team-oriented... 
    Java
    Flexible hours

    Zone IT Solutions

    Washington DC
    1 day ago

  • DevSecOps Engineer (Experienced or Senior)

    $112.2k - $151.8k

     ...Active Top Secret U.S. Security Clearance \n ~5+ years of experience with modern programming and scripting languages such as C++, Java, JavaScript, Perl, Python, Visual Basic \n ~3+ years of experience working under a Linux/Unix environment \n ~3+ years of... 
    Java
    Permanent employment
    Work experience placement
    Currently hiring
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    Boeing

    Fairfax, VA
    16 days ago

  • Sr. Full Stack Software Engineer

    $124k - $206k

     ...C. 1324b(a)(3). Please review the job details below. Vantor is seeking a Senior Full Stack Software Engineer skilled in Java, Rust, and modern front-end development with React and TypeScript. In this role, you’ll design and refine high-performance data analytics... 
    Java
    Permanent employment
    Full time
    Remote work
    3 days per week

    Vantor

    Herndon, VA
    1 day ago

  • Mid-Level Software Developer

    $85.15k - $153.93k

     ...(IAMD) and Anti-Submarine Warfare (ASW) Trainer . As a Software Engineer, you’ll develop real-time software on Linux using C++ and Java, diving deep into all phases of the development process, using the best available tools and modern architectures. Your Impact... 
    Java
    Interim role
    Local area
    Immediate start
    Night shift

    Leidos

    Arlington, VA
    24 days ago

  • Java Microservices Developer

    Java Microservices Developer Department: Information Technology Office: New Carrollton, MD/Remote Location: New Carrollton, MD No Third Parties An ACTIVE IRS/TREASURY Clearance is required by the government contract. No exceptions can be made. Job Description: Strategic... 
    Java
    Contract work
    Work at office
    Local area
    Remote work

    STP

    Washington DC
    1 day ago

  • Java Fullstack Developer (543-1) Maclean, VA Java Developer, AWS Services, Microservices, MongoDB

    Java Fullstack Developer (543-1) Maclean, VA We are seeking a Java Fullstack Developer with expertise in AWS services, Microservices, and MongoDB. This is a mid-senior level position requiring approximately 8 years of experience and a Bachelor's degree in a related field... 
    Java
    Relocation package

    ESR Healthcare

    Mc Lean, VA
    3 days ago

  • Sr. ServiceNow Developer

     ...integrating ServiceNow to other systems using APIs or other integration methods ~ Prior development experience in JavaScript, HTML, CSS, Java, Python (any can be considered) ~ Active ITIL v4 certification ~ Actively certified in either ServiceNow Certified Application... 
    Java
    Part time
    Currently hiring
    Work at office
    Remote work

    GeBBS Consulting

    Reston, VA
    3 days ago

  • React Developer/Pega Development Experience

    $104.65k - $189.18k

    Job Description Description Looking for an opportunity to make an impact?  At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities...
    Contract work
    Work at office
    Local area
    Immediate start
    Remote work

    Leidos

    Fairfax, VA
    18 days ago

  • Full-Stack Software Developer

     ...practices. Key Technical Skills: Data & Processing: OpenTable format and PySpark Backend Development: Python (FastAPI), Java, SpringBoot, RESTful API design patterns Frontend Development: JavaScript and modern UI frameworks (Angular, React, Vue)... 
    Java
    Local area
    Flexible hours

    NS2 Mission

    Chantilly, Loudoun County, VA
    20 days ago

  • Software Engineer - Java, Microservices

    $107k - $143k

     ...highly scalable, highly reliable cloud-native user interface and microservices architecture. You will leverage modern technologies and...  ...Software Engineer in SaaS/cloud-based applications ~3+ years of Java, Scala and/or Kotlin development experience ~ Hands-on experience... 
    Java
    Full time
    Local area
    Flexible hours
    3 days per week

    Tenable

    Washington DC
    20 hours ago

  • Transportation Engineer

    $80k - $110k

     ...models using frameworks like TensorFlow, PyTorch, or scikit-learn. • Proficiency in at least one programming language (Python, C++, Java, VBA, or Matlab). • Experience writing and contributing to technical reports or research papers. • Strong communication skills (... 
    Java
    Full time
    Local area
    Immediate start

    Leidos

    Fairfax, VA
    15 days ago

  • Systems Engineer

    $62k - $141k

     ...agent-based modeling \n ~ Experience with software development and coding in languages, including FORTRAN, Python, C++, MATLAB, or Java \n ~ Experience working with high-performance computing (HPC) environments \n ~ Experience with requirements and risk analysis,... 
    Java
    Full time
    Contract work
    Part time
    Local area
    Remote work

    BOOZ, ALLEN & HAMILTON, INC.

    Reston, VA
    29 days ago

  • Full Stack Developer

    $85.15k - $153.93k

     ...for a Software Developer. Leidos is looking for a full stack Software Developer, with a strong background with Angular (typescript), Java and back end Web services to support an exciting DHS software development program. The ideal candidate will have solid core... 
    Java
    Local area
    Immediate start
    Remote work

    Leidos

    Sterling, VA
    24 days ago

  • Backend Software Developer

    $137k - $228k

     ...years of relevant experience in software development, technology, engineering and/or science.  ~ Strong programming skills in C++, Java, Lambda, Go, AWS, etc.  ~ Experience creating task based native software  ~ Experience with algorithms, RESTful APIs, RESTful... 
    Java
    Permanent employment
    Full time

    Vantor

    Reston, VA
    1 day ago

  • Senior Engineer - Full-Stack (API/Software Development/Microservices)

     ...Engineer, you will: **Qualifications** Advanced experience with Java, C#/.NET, HTML-5, JavaScript/TypeScript, Angular/react, XML,...  ...REST Proven full-stakc development experience understanding of microservices oriented architecture and API first design (REST, graphQL)... 
    Java
    Work experience placement
    Flexible hours
    Shift work

    GEICO

    Chevy Chase, MD
    2 days ago

  • Code Reviewer, Software Assurance - Junior

     ...5+ years of professional software development experience with strong proficiency in at least two major programming languages (e.g., Java, C#, Python, JavaScript). ~2+ years of hands-on code review and static analysis experience using tools such as Fortify SCA,... 
    Java
    Contract work
    Local area
    Remote work

    Veterans Engineering & Professional Services

    McLean, VA
    4 days ago