3,277 senior software developer jobs at 757 companies in Timonium, MD
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Senior Software Developer - IT
Silver Spring, Maryland, United States
$83k-$97k/yr OnsiteFull Time
Senior Java developer with Spring, REST, open-source tech, SDLC, and architectural leadership; mentoring and collaboration required.
Java, Spring, REST, Git, Open Source
3mo
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Senior Software Developer
Washington, District of Columbia, United States
$155k-$165k/yr OnsiteFull Time
7+ YOE7+ years software development; frontend in JavaScript/React/TypeScript; Python backend; AWS (Lambda, API Gateway, AppSync, DynamoDB, RDS, CloudFormation); REST/GraphQL APIs; CI/CD; SQL; testing.
AWS, Lambda, API Gateway, AppSync, DynamoDB, RDS, CloudFormation, REST, GraphQL, SQL, CI/CD, Git
1mo
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Software Developer, Senior
Potomac or United States
OnsiteFull Time
5+ YOEU.S. citizenship and active TS/SCI clearance with full scope polygraph required; senior-level software development experience, agile development, system modernization, mentoring and possible team supervision.
2mo
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Senior Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
7+ YOESeven years in software development; two years in SIGINT; TS/SCI with poly; front-end web development with JavaScript/React; Hadoop/HDFS; distributed storage; Windows/Linux; ability to guide juniors.
JavaScript, React, Hadoop, HDFS, C, C++, Linux, Windows, SOA, Web Services
2mo
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Senior Software Engineer
Los Angeles or Washington or San Francisco or San Diego or Seattle or London
$130k-$220k/yr OnsiteFull Time
3+ YOE3+ years software development; strong Python; Azure cloud; on-call production support; must be a U.S. Person; ability to obtain security clearance.
Python, Azure, Git, CI/CD, Docker, Kubernetes, TypeScript, Java, Bash, Rust, Node.js
3mo
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Software Developer, Senior
Fort Meade, Maryland, United States
$87k-$198k/yr OnsiteFull Time
14+ YOESenior full-stack software developer with Java/JavaScript in Linux; experience across back-end/front-end, agile development; TS/SCI with polygraph; bachelor's in CS with 14+ years experience or 18+ years without degree.
Java, JavaScript, Linux, MongoDB, Spring, OSGi, Perl, Python, Lua, NGINX
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Senior Software Engineer
Washington or Boston
$129k-$194k/yr OnsiteFull Time
Strong Python, distributed systems, cloud platforms, AI/ML, LLMs, autonomous agents, senior IC.
Python, AWS, GCP, Azure, Jira, Git, LLMs, AI agent tooling
2mo
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Senior Software Engineer (JAVA)
Fort Meade, Maryland, United States
OnsiteFull Time
15+ YOE15+ years in software development with JAVA; Bachelor's in CS or related; Spring/Hibernate; Angular; strong OO design; able to work independently.
Java, Spring, Hibernate, Angular
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HP100 Senior Scientific Software Developer
Greenbelt, Maryland, United States
OnsiteFull Time
10+ YOESenior software developer with 10 years of scientific programming; Linux; languages: IDL, HTML, Fortran, C, Java, JavaScript, Python; able to obtain Tier 1 background investigation; US citizenship or permanent residency.
IDL, Fortran, C, Java, JavaScript, Python, HTML, Linux, Git
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Senior Software Engineer
Jessup, Maryland, United States
$125k-$270k/yr OnsiteFull Time
8+ YOEBachelor's degree or equivalent; 8-12 years in application software; TS/SCI with Polygraph; strong Java backend; React; RESTful APIs; Docker/Podman; Kubernetes; microservices.
Docker, Podman, Kubernetes, Java, React, RESTful APIs, MongoDB, ArangoDB, Redis, PostgreSQL, AWS
2mo
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Senior Software Engineer
Annapolis Junction or United States
$180k-$260k/yr OnsiteFull Time
14+ YOEActive TS/SCI with Polygraph required; 14+ years software engineering; BS in Computer Science or related; US citizenship; 4 years experience can substitute for degree; strong Java, MapReduce, Cloud; Annapolis Junction, MD.
Java, MapReduce, Cloud
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Senior Software Engineer
Annapolis Junction, Maryland, United States
$189k-$243k/yr OnsiteFull Time
8+ YOETop Secret clearance with Full Scope Polygraph; US citizen; 8+ years software engineering; BS or higher in Computer Engineering or Computer Science; 3 years in SIGINT/IA/IT domains; strong Java/Spring, REST, SQL, Linux, Agile.
Java, Spring, Spring Boot, REST, PostgreSQL, SQL, Linux, CI/CD, Agile, Jira, Redmine, Docker, Kubernetes
3mo
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Senior Software Developer
Arlington, Virginia, United States
$100k-$180k/yr HybridFull Time
5+ YOELead design and development of complex software; 5–8+ years; Java, C#, Python; cloud/DevOps; security/compliance.
Java, Spring, ASP.Net, Python, JavaScript, TypeScript, SQL, NoSQL, React, Angular, Vue, Node.js, .NET, Docker, Kubernetes, Git, Jira, SAFe, AWS, Azure, GCP, Terraform, Jenkins, GitLab CI/CD, SonarQube, GraphQL, REST API
3d
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Senior Software Developer
Arlington, Virginia, United States
$150k-$170k/yr OnsiteFull Time
10+ YOE3+ MgmtBachelor's degree in computer science or related field, 10+ years of software development experience, 3+ years as a lead developer, Secret clearance, IAT Level II, and computing environment certification.
C#, Java, SQL, HTML, jQuery, Bootstrap, XML, JSON, JavaScript, CSS, .NET Core, ASP.NET, Identity framework, Entity Framework, MVC (Model, View, Controller), Blazor, FluentUI, SQL Server, Git, CI/CD, AWS Cloud Native Services, CodeCommit, CodeBuild, CodeDeploy, CodePipeline, Elastic Container Registry, Elastic Container Service, Elastic Kubernetes Service, Agile
1mo
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Senior Software Developer
Washington, District Of Columbia, United States
OnsiteFull Time
7+ YOEMinimum 7 years software development experience; proficiency with Java, .NET, Python, or JavaScript; experience with CI/CD, secure coding, Agile/DevSecOps, and software lifecycle practices; strong problem-solving and collaboration skills for classified federal environments.
Java, .NET, Python, JavaScript, CI/CD
2mo
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Software Developer, Senior
McLean, Virginia, United States
$87k-$198k/yr HybridFull Time
3+ YOE3+ years software development in Java/Python; 1+ year ATAK/TAK; native Android; SQLite; Secret clearance eligibility; HS diploma.
Java, Python, Android, SQLite, ATAK, TAK, Kotlin
1mo
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Senior Software Engineer
Laurel, Maryland, United States
$105k-$290k/yr OnsiteFull Time
5+ YOEBachelor's in CS/CE/EE/Physics/Math, 5+ years software development, strong modern C++ (C++11+), Python 3, Linux development, multi-threaded/concurrent software, Git, and ability to obtain Interim Secret and ultimately Top Secret clearance (U.S. citizenship).
C++, Python 3, Linux, Git, gRPC, JSON, AFSIM, EADSIM, Docker, Podman, Kubernetes, Rancher, OpenShift, CMake, Conan, GitLab CI/CD, SLURM
3d
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Senior Software Engineer
Annapolis Junction, Maryland, United States
$190k-$240k/yr OnsiteFull Time
12+ YOERequires TS/SCI clearance with polygraph, 12 years of software development experience, or a bachelor's degree with substitution allowance, plus experience with listed development technologies and technical documentation.
SQL Server, Iron Speed, C#, React, Vue.js, JavaScript, JIRA, Java, Django, ReactJS, Python
2mo
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Senior Software Engineer (Scala)
Washington, District of Columbia, United States
$175k-$195k/yr HybridFull Time
5+ YOE5+ years as a software engineer; expertise in Scala/Java, distributed systems, Spark; experience with Kubernetes, REST microservices, and data pipelines.
Scala, Java, Apache Spark, HDFS, Iceberg, Airflow, MapReduce, Kubernetes, REST, PostgreSQL, Memcached, Redis
1mo
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Senior Software Developer
Tysons, Virginia, United States
OnsiteFull Time
10+ YOEActive TS/SCI with polygraph, 10+ years software development, bachelor\u0002s in CS or related, expertise with AWS, Linux, Java, PHP, web technologies, IAM and security controls, and ability to communicate technical concepts.
Linux, AWS, S3, EC2, AWS Secrets Manager, Apache Webserver, Apache Tomcat, Java, PHP, HTML, CSS, MySQL, JavaScript, Microsoft Visual Studio Code, GitHub, Bash, Maven, Gradle, OAuth, RBAC, PAM, Enterprise Application Auditing Tool, Enterprise Application MFA Solution
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