3,011 sr software engineer jobs at 739 companies in Gainesville, VA

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Sr. Software Engineer
Tucson or Centennial or Chantilly
$190k-$260k/yr OnsiteFull Time
Rincon Research Corporation
Rincon Research Corporation: Designs high-performance digital signal processing solutions for defense missions
15+ YOEProficient in modern software engineering, C++ and Python, 15+ years experience, TS/SCI clearance, US citizenship.
C++, Python, Linux, Gitlab, CI/CD, Docker, Kubernetes, PIP
2mo
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Software Engineer Sr. Consultant , Fullstack/GenAI Engineering
Ashburn, Virginia, United States
$152k-$244k/yr HybridFull Time
Visa
VisaNYSE: V: Global payment technology facilitating electronic funds transfers.
8+ YOE2+ Mgmt8+ years software engineering; 2+ years leading engineers; strong GenAI, backend/frontend, AWS, and distributed systems experience.
Python, FastAPI, Flask, Node.js, React, TypeScript, AWS Bedrock, SageMaker, LangGraph, LangChain, Haystack, RAG, Jenkins, GitHub Actions, Terraform, CloudFormation, CodePipeline, Pinecone, FAISS, OpenSearch, Weaviate, Kafka, Kinesis, Databricks, MLFlow
1mo
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Sr. Software Developer
McLean, Virginia, United States
OnsiteFull Time
VTG
VTG: Provides engineering and digital modernization solutions for national security.
10+ YOEActive TS/SCI with polygraph required; bachelor\u0002s degree in CS/CIS/CE or equivalent; minimum 10 years software development experience; demonstrated expertise with AWS security, Linux, GitHub, IAM, and software development best practices.
Linux, AWS, S3, EC2, Apache Webserver, Apache Tomcat, Java, PHP, HTML, CSS, MySQL, JavaScript, Microsoft VS Code, GitHub, Bash Scripting, OAuth, IAM, RBAC, PAM, Enterprise Application Auditing Tool, Enterprise Application MFA Solution
4w
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Sr. Software Engineer
Washington, District of Columbia, United States
$155k-$200k/yr RemoteFull Time
Virtru
Virtru: Provides data-centric encryption and privacy control software for organizations.
5+ YOE5+ years backend engineering experience, strong Go proficiency, experience with distributed systems, Docker/Kubernetes, Terraform, CI/CD/GitOps, and building production-grade services.
Go, OpenTDF, gRPC, REST, Docker, Kubernetes, Helm, ArgoCD, Terraform, GitOps, Java, JavaScript, ConnectRPC, Open Container Initiative (OCI), Python, Rust
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Sr Lead Software Engineer
McLean, Virginia, United States
$230k-$262k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
6+ YOEBachelor's degree, 6+ years professional software engineering experience, 1+ year cloud experience (AWS/Azure/Google Cloud). Proficiency in Java, Python, Go, Scala, Node/Node.js, SQL, Docker, Kubernetes; strong communication and leadership.
Java, Python, SQL, Node, Node.js, Go, Scala, Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud, GCP, Azure
2w
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Software Engineer Sr
Herndon or King of Prussia
$93k-$186k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
3+ YOEActive TS/SCI clearance required, 3+ years software engineering experience, BS degree typical, experience with C/C++ or Java on Linux, Agile, and complex system development.
Linux, C/C++, Java, Ant, Git, Maven, Gradle, Jenkins, Jira, Confluence, Collaborator, Docker, Kubernetes, Matlab, STK, AWS
3w
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Sr. AI Software Engineer
Washington, District Of Columbia, United States
$121k-$258k/yr HybridFull Time
T. Rowe Price
T. Rowe PriceNASDAQ: TROW: Global investment management firm providing funds and retirement services.
5+ YOE5+ years software engineering experience; proficiency with Python and AI/ML frameworks; experience with cloud-native, containerized microservices, and integrating AI into enterprise apps; strong software design and collaboration skills.
Python, Java, JavaScript, React, Angular
3w
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Sr. AI Software Engineer
Washington, D.C., District of Columbia, United States
$133k-$227k/yr HybridFull Time
T. Rowe Price
T. Rowe PriceNASDAQ: TROW: Provides global investment management and retirement planning services.
5+ YOEBachelor's or Master's in CS or equivalent; 5+ years software engineering experience; proficiency with Python and OOP languages; hands-on AI/ML production experience; cloud-native and containerized microservices experience.
Java, Python, JavaScript, React, Angular, HireVue
1w
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Sr. Software Engineer (Contract)
Arlington or Denver or Houston or Merritt Island or United States
RemoteContract
Airbus U.S. Space & Defense
Airbus U.S. Space & DefenseEuronext Paris: AIR: Provides satellite, helicopter, and cybersecurity solutions for U.S. defense.
8+ YOEBachelor's in STEM (Masters preferred). 8 years' experience (6 with Masters) designing and developing embedded/aerospace software. Proficiency in C/C++. US citizenship and ability to obtain government security clearance required.
C, C++
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Sr. Software Engineer
Annapolis Junction, Maryland, United States
$150k-$220k/yr OnsiteFull Time
Applied Network Solutions: Providing cybersecurity and network engineering services for government agencies.
8+ YOETS/SCI clearance with polygraph; CS degree with experience; strong Linux, programming, and security skills.
Python, Rust, Java, C, C++, Linux, Docker, Kubernetes, Ansible
2mo
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Sr Software Engineer
Annapolis Junction or Columbia
$179k-$225k/yr OnsiteFull Time
ELEVI Associates
ELEVI Associates: Provides cyber security and IT engineering for federal agencies.
12+ YOETwelve years of SWE experience; poly clearance; BS CS; Angular/RxJS; Spring Boot; Java; Kafka; Docker; Kubernetes; Oracle; Elasticsearch; CI/CD; strong problem-solving.
Angular, RxJS, Spring Boot, Spring MVC, Spring Data, Spring Security, JMS, Kafka, Java, Oracle, Elasticsearch, Docker, Kubernetes, Maven, Gradle, GitLab, CI/CD
1w
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Sr. Software Engineer 7947
Reston, Virginia, United States
HybridFull Time
Comcast
ComcastNASDAQ: CMCSA: Provides global telecommunications, media content, and entertainment services.
5+ YOEBachelor's in CS/Engineering and 5+ years building backend services with Golang/Python, Kubernetes/Docker, AWS; 3+ years front-end experience; 1+ year Prometheus/Grafana monitoring.
JavaScript, TypeScript, HTML5, CSS, React, Angular, Vue.js, Redux, Vuex, Webpack, Babel, Golang, Python, Gin, Go modules, pip, Go testing, Pytest, Kubernetes, Docker, AWS, Azure, GCP, EC2, S3, RDS, Lambda, IAM, VPC, Jenkins, Github, ArgoCD, Ansible, Terraform, Prometheus, Grafana
2w
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Sr. Software Developer
Vienna, Virginia, United States
$150k-$165k/yr RemoteFull Time
Halvik
HalvikNASDAQ: TTEK: Provides technology, analytics, and management consulting to federal agencies.
10+ YOEBachelor's degree, 10+ years experience, strong Java and Python skills, Spring Boot/Spring AI, AWS cloud (ECS Fargate, Aurora MySQL Serverless, SQS, SNS), eligible for Public Trust clearance.
Java, Python, Spring Boot, Spring AI Framework, XML, Large Language Models (LLMs), ECS Fargate, Aurora MySQL Serverless, SQS, SNS
1w
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Sr. Software Engineer II, AI Platform
United States or San Francisco or New York City or Washington
$131k-$198k/yr RemoteFull Time
Samsara
SamsaraNYSE: IOT: Connected Operations Cloud platform for physical operations and IoT.
6+ YOE6+ years software engineering experience building and operating large-scale backend/platform systems; hands-on GenAI and LLM integration; experience with Python/Java/Go; distributed systems and workflow design expertise.
Python, Java, Go, LangChain, OpenAI SDK, MCP, LLMs, Salesforce, Gong, Outreach, Tofu
2mo
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Sr. CNO Software Engineer
Herndon, Virginia, United States
OnsiteFull Time
Clarity Innovations
Clarity Innovations: Provides cyber operations and software engineering for national security.
5+ YOETS/SCI clearance, 5+ years software in cyber ops, Bachelors in CS/CE/SE or 4 years of equivalent exp, proficiency in C/C++, Python, Go, or Rust, knowledge of network programming and embedded build systems.
C, C++, Python, Go, Rust, CMake, Make
1w
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Principal / Sr. Principal AI Software Engineer
Dulles or Colorado Springs or El Segundo
$138k-$258k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
5+ YOEU.S. citizen with active DoD Top-Secret clearance (ability to obtain SCI/SAP), 5+ years AI engineering experience (level dependent), expertise in ML/RL/SL, strong software engineering and simulation experience.
Python, JAX, PyTorch, C++, CUDA, MATLAB/Simulink, Windows, Linux
2mo
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Sr. Forward Deployed Software Engineer
Arlington, Virginia, United States
RemoteFull Time
PVM
PVM: Specialized services firm implementing Palantir technology for government agencies.
8+ YOE8+ years in software engineering or systems integration; Palantir Foundry experience; CI/CD pipelines; Python/TypeScript/Java; DoD/government domain familiarity.
Palantir Foundry, Python, TypeScript, Java
1d
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Sr. Software Engineer -CTJ- Poly
Reston or Redmond
$120k-$235k/yr HybridFull Time
Microsoft
MicrosoftNASDAQ: MSFT: Develops software, services, devices, and cloud computing solutions.
2+ YOE2+ years technical experience in software or systems engineering, experience with large distributed or air-gapped environments, Azure experience, ability to meet security screening and U.S. citizenship requirements.
Azure, Microsoft Cloud, AI
2w
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Sr. Software Engineer - AI Platform
Bethesda, Maryland, United States
$150k-$170k/yr OnsiteFull Time
Brivo
Brivo: Cloud-native platform for physical security and video surveillance management.
5+ YOE5+ years building highly available Node.js/TypeScript services, experience with MCP/LLM orchestration, AWS, PostgreSQL, Redis, and production API design; BS in CS/Engineering preferred.
Node.js, TypeScript, Express, Model Context Protocol (MCP), Anthropic Claude, OpenAI, Server-Sent Events, AWS Lambda, AWS SQS, AWS Secrets Manager, AWS Systems Manager (SSM), LaunchDarkly, Spring Cloud Config, Redis, PostgreSQL, OpenAPI, Swagger, Zod, LangChain, LangGraph
1mo
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Software Engineer
Fort Belvoir, Virginia, United States
OnsiteFull Time
ANSER
ANSER: Provides research and analysis for national and homeland security missions.
7+ YOEActive Secret clearance, Bachelor's in engineering, 7+ years software engineering experience, experience with biometric systems, information assurance/encryption knowledge, Android experience, Agile/DevOps/DevSecOps, software testing and troubleshooting skills.
BAT-A, NRTIO, NXGBCC, Android, Agile, DevOps, DevSecOps

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