3,893 sr software engineer jobs at 821 companies in Catonsville, MD
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Sr. Software Engineer
Tucson or Centennial or Chantilly
$190k-$260k/yr OnsiteFull Time
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
3mo
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Software Engineer Sr. Consultant , Fullstack/GenAI Engineering
Ashburn, Virginia, United States
$152k-$244k/yr HybridFull Time
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
2mo
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Sr Software Developer
Annapolis Junction or Columbia
$174k-$220k/yr OnsiteFull Time
20+ YOEActive security clearance with FS Poly; 20+ years as a software engineer in similar scope, or 4+ years of experience
Java, PostgreSQL, Database design, RESTful API, Docker, Power BI, Python, Power Query M, MariaDB, Elasticsearch
3w
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Sr. Software Engineer
Annapolis Junction, Maryland, United States
$245k-$260k/yr OnsiteFull Time
20+ YOEU.S. citizen with active TS/SCI+Poly required; 20+ years software engineering experience; Bachelor’s in Computer Science (or +4 years experience); strong Java, SQL, PostgreSQL, Elasticsearch, Quarkus, PrimeFaces, and Agile experience.
Java, Quarkus, PrimeFaces, SQL, PostgreSQL, Elasticsearch
2mo
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Sr Software Engineer
Hanover, Maryland, United States
OnsiteFull Time
14+ YOEMust be fully cleared with a recent MD polygraph, willing to work fully onsite in Hanover, MD, Bachelor's in Computer Science (or equivalent), 14+ years software engineering experience, strong Linux, Python, C++ skills, algorithm and systems experience.
Linux, Python, C++
1mo
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Sr. Software Developer
McLean, Virginia, United States
OnsiteFull Time
10+ YOE10+ years software development experience; expertise with Linux, AWS, Java/PHP/JavaScript, web servers, IAM, scripting, and software best practices; active TS/SCI with polygraph required.
Linux, AWS, S3, EC2, Apache Webserver, Apache Tomcat, Java, PHP, HTML, CSS, MySQL, Javascript, VS Code, Bash, GitHub
1mo
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Sr. Software Engineer
Washington, District of Columbia, United States
$155k-$200k/yr RemoteFull Time
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
2w
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Software Engineer Sr
Herndon or King of Prussia
$93k-$186k/yr OnsiteFull Time
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
1mo
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Sr Lead Software Engineer
McLean, Virginia, United States
$230k-$262k/yr OnsiteFull Time
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
4w
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Sr. AI Software Engineer
Washington, District Of Columbia, United States
$121k-$258k/yr HybridFull Time
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
2mo
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Sr. Principal Cyber Software Engineer
Annapolis Junction or San Antonio or Aurora or Carey
$149k-$235k/yr OnsiteFull Time
8+ YOEBachelor's degree in computer science, information systems, or network engineering with 8+ years experience; strong C/C++, Java, Python; CNO tools; Windows/.NET and Unix/Linux development.
C, C++, Java, Perl, Python, Visual Studio, NET, Unix/Linux, Makefiles
4w
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Sr. AI Software Engineer
Washington, D.C., District of Columbia, United States
$133k-$227k/yr HybridFull Time
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
4w
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M2S2 SETA - Sr Software Engineer
Aberdeen Proving Ground, Maryland, United States
OnsiteFull Time
10+ YOE10+ years software engineering experience, Bachelor’s in CS or related, Secret clearance required, experience with DoD SDLC, radar/signal processing, Agile/DevSecOps, MOSA, testing and QA.
software development lifecycle (SDLC), Agile, DevSecOps, Modular Open Systems Approach (MOSA)
2w
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Sr. Software Engineer (Contract)
Arlington or Denver or Houston or Merritt Island or United States
RemoteContract
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++
2mo
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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
2w
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Sr. Software Engineer 7947
Reston, Virginia, United States
HybridFull Time
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
1mo
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Sr Principal Embedded Software Engineer
Baltimore, Maryland, United States
$136k-$204k/yr OnsiteFull Time
8+ YOEBachelor's in CS/Engineering +8 years related experience, US citizenship, active Secret clearance and SAP eligibility, 6+ years C/C++ and real-time embedded software, full software lifecycle experience, EM/DevSecOps familiarity.
C, C++, VxWorks, Linux, Microsoft Visual Studio, MATLAB, Coverity, SonarQube, Clockwork, Atlassian, Kubernetes, Model Based Engineering, DevSecOps
2mo
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Sr. Software Engineer -Identity & Access Mgt
Annapolis Junction, Maryland, United States
OnsiteFull Time
8+ YOEBachelor's degree; 8 years software engineering experience (12 with degree substitution); 3 years in SIGINT/IA/IT; TS/SCI with Poly clearance.
Linux, Java, Eclipse, REST, Tomcat, WebLogic, LDAP, PKI, RedHat Directory Server, XML/HTML
2w
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Sr. Software Developer
Vienna, Virginia, United States
$150k-$165k/yr RemoteFull Time
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
1mo
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Software Engineer
Aberdeen Proving Ground, Maryland, United States
$130k-$170k/yr OnsiteFull Time
5+ YOEMinimum 5 years software/systems engineering experience, proficiency in C++, Python or Java, Secret clearance, familiarity with systems engineering, IPTs, and test events; Bachelor’s in CS/Software Engineering preferred (experience may substitute).
C++, Python, Java, Kubernetes, NGTS, SIMDIS, TAK, AIDP, AFATDS, MEPED, JSDR, EWC2, EWPMT-X
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