4,041 sr software engineer jobs at 852 companies in Walker Mill, 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 Development Engineer
Frederick, Maryland, United States
$110k-$135k/yr OnsiteFull Time
12+ YOEBachelor's or Master's in CS/Engineering, 12+ years software engineering experience with leadership across large programs, expertise in software architecture, systems integration, regulatory/cybersecurity knowledge, and strong communication and mentoring skills.
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
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
1mo
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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
1mo
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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
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
2d
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Sr Principal Embedded Software Engineer
Baltimore, Maryland, United States
$136k-$204k/yr OnsiteFull Time
8+ YOEBachelor's degree in computer science, engineering, or related STEM field; 8 years' related experience; 6 years in C/C++, real-time embedded software, and full software lifecycle; U.S. citizenship; Secret clearance and SAP eligibility.
C, C++, VxWorks, Linux, Microsoft Visual Studio, MATLAB, Coverity, SonarQube, Clockwork, Atlassian, Kubernetes, Model-based Engineering, DevSecOps, Agile
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
3w
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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 with Poly SR SWE3
Annapolis Junction, Maryland, United States
$151k-$266k/yr OnsiteFull Time, Contract
20+ YOETS/SCI with Full-Scope Polygraph required; 20 years software engineering experience; Bachelor’s in Computer Science or related (or 4 additional years experience); strong Java and Linux experience; Confluence, JIRA, GitLab knowledge.
Java, Linux, Confluence, JIRA, GitLab, AWS, NIFI
2w
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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
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
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
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