83 java python developer jobs at 35 companies in Clayton, DE
3w
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Senior JAVA Developer
Philadelphia, Pennsylvania, United States
$121k-$189k/yr OnsiteFull Time
8+ YOEBachelor's degree in a relevant technical field,8+ years Java development,experience with large Java codebases,Java 17+,Git/GitLab,Jira,CI/CD,SonarQube,Linux,US citizenship,and ability to obtain Secret clearance.
Java, Java 17, Gradle, bash, python, Git, GitLab, Jira, GitLab CI/CD, SonarQube, Docker, RHEL 8, RHEL 9, JGroups, Linux
1w
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Senior Lead Software Engineer - Java/AWS/Python
Plano or Wilmington
OnsiteFull Time
10+ YOEExpertise in Java, Python, AWS, Terraform and cloud-native development; experience with Kafka and automation; demonstrated software design, delivery, and team leadership with significant industry experience.
Java, Python, AWS, EKS, S3, Lambda, EMR, Terraform, Kafka, Databricks
3mo
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Lead Software Engineer II – Java & Python
Wilmington, Delaware, United States
$100k-$135k/yr RemoteMultiple Commitments Available
4+ YOE4-6 years professional software engineering; strong backend Java and Python; SQL/data modeling; AWS; DynamoDB, RDS, PostgreSQL; CI/CD; Docker; ECS/EKS; CloudWatch/Datadog; excellent communication and collaboration.
AWS, Docker, Kubernetes, ECS, EKS, CloudWatch, Datadog, DynamoDB, RDS, PostgreSQL, DocumentDB, CI/CD
3w
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Full Stack Mid-level Java Software Engineer
Wilmington, Delaware, United States
$64k-$106k/yr OnsiteFull Time
3+ YOEBachelor's degree in CS or related, 3+ years Java-focused software development, experience with Spring Boot, microservices, Azure, Kubernetes, CI/CD, monitoring tools, testing frameworks, and security best practices.
Java, Python, JavaScript, C#, Spring Boot, RESTful, Azure, Kubernetes, CI/CD, Prometheus, Grafana, Datadog, JUnit, Mocha, Terraform, CloudFormation, SQL, NoSQL
3w
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Associate, Financial Platform Engineer (Java) / Wilmington, DE
Wilmington, Delaware, United States
$115k-$145k/yr HybridFull Time
4+ YOEB.S./M.S. in STEM,4+ years enterprise software development; strong Java stack experience; knowledge of databases, cloud, distributed systems, Python and data libraries; agile experience.
Java, Spring, JDBC, Hibernate, JBoss, Maven, Jenkins, JUnit, Python, pandas, numpy, scipy, cvxpy, SQL, NoSQL, Oracle, Sybase, Snowflake, ETL, RESTful Webservices, HTTP-JSON, gRPC, Microsoft Azure, Apache Ignite, Hazelcast, Angular, React, Unix/Linux, Git, JIRA, ADO, Azure Pipelines, BlackRock Aladdin, OCI
1mo
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Software Developer
Belcamp, Maryland, United States
$83k-$140k/yr OnsiteFull Time
10+ YOEBSc and 10+ years software development experience, U.S. citizenship with active Secret clearance, proficiency with Java/Python/C#/JavaScript, Linux/Windows experience, testing and documentation skills, DoD experience preferred.
Java, Python, C#, JavaScript, Linux, Windows
2mo
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Cloud Developer/Software Engineer II
Annapolis Junction, Maryland, United States
OnsiteFull Time
5+ YOE5 years software engineering; 2+ years Linux/Java/Python; 2+ years SIGINT/IA/IT; 4+ years may substitute degree; active TS/SCI with poly
Linux, Eclipse, Maven, Java, Python, AWS
16h
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Software Engineer I
Aberdeen, Maryland, United States
$60k-$75k/yr HybridFull Time
Techximius: Provides specialized IT and engineering services for defense missions.
1+ YOEBachelor's degree in computer science or similar, 1–5 years of programming experience, proficiency in Java, C/C++, Python, or JavaScript, and ability to obtain or hold a current DoD clearance.
Java, C, C++, Python, JavaScript, Windows, Linux, Android, Node.js, Vue.js, UML
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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Senior Software Engineer
Aberdeen, Maryland, United States
$90k-$198k/yr OnsiteFull Time
10+ YOE10+ years software engineering experience in Defense, BA/BS or equivalent experience, proficiency with C++, Java, Python, C#, secure coding and Defense standards, DoD cybersecurity certification preferred.
C++, Java, Python, C#, Git, SVN, CI/CD, automated testing tools
3mo
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CNO Software Engineer Level 1
Annapolis Junction, Maryland, United States
OnsiteFull Time
7+ YOESeven years SWE experience; BS in CS; strong programming in C/C++/Java/Python; DevOps & CI/CD; TS/SCI with polygraph.
C, C++, C#, Java, Python, Docker, Terraform, Ansible, Packer, Artifactory, Jenkins, Bamboo
1mo
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Technology Consultant 2
Addison or Newark or Pennington or Plano or Delaware or New Jersey or Texas or United States
$76k-$120k/yr OnsiteFull Time
Bachelor's or equivalent (or progressive experience), strong hands-on Core Java and React, proficiency with Spring Boot, Python, PL/SQL, Agile experience, generative/agentic AI familiarity, SDLC and testing experience, strong communication.
Core Java, React JS, Spring Boot, Python, PL/SQL, Reactive Programming, Generative AI, Agentic AI
2w
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Software Engineer 3 (D26)
Fort Meade or Anne Arundel County or Howard County or Baltimore
OnsiteFull Time
20+ YOE20+ years software engineering experience, active TS/SCI clearance, Bachelor’s in CS or related (or equivalent experience), strong architecture and leadership skills, experience with Java, Python, CI/CD, containers, and agile methods.
Java SE, Python, Git, Shell/bash, Nexus, Maven, JavaScript/HTML5/CSS3, JUnit, IDEs, Docker, Kubernetes, OpenShift, GitLab CI, SonarQube, Spring Framework, Spring Tool Suite, Grit, Jenkins, Hibernate, MySQL, Web Services, Google Web Toolkit, Vaadin
1mo
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Radio Services Software Engineer
Aberdeen Proving Ground, Maryland, United States
$150k-$174k/yr OnsiteFull Time
10+ YOEBachelor's in CS/SE (or equivalent experience), 10+ years software engineering with 3+ years on DoD communications, proficiency in C++, Java, or Python, secure coding and networking protocols knowledge, active DoD Secret clearance.
C++, Java, Python, VENOM, Agile, DevSecOps
1w
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Journeyman Software Developer
United States or Aberdeen
RemoteFull Time
1+ YOEBachelor's degree,1+ years application development experience,Palantir Foundry experience preferred,Proficiency in Python,Java,JavaScript,ETL and data integration experience,Secret clearance preferred.
Palantir Foundry, Python, Java, JavaScript
3mo
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Software Engineer Level 2
Annapolis Junction, Maryland, United States
OnsiteFull Time
14+ YOETS/SCI with Polygraph clearance required; 14+ years SWE experience; BS in CS or 4 years equivalent experience; Zabbix, Python and Java in Linux environment.
Python, Java, Zabbix, Linux
2mo
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Full Stack Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
3+ YOEExperienced software engineer skilled in Python/Java, front-end web tech, data processing, and streaming tools. Top Secret clearance required with polygraph. U.S. work authorization; no visa sponsorship.
Python, Java, Streamlit, TypeScript, HTML, CSS, JavaScript, React, Angular, Vue, Apache Spark, Jupyter Notebook, pandas, NumPy, Parquet, JSON, CSV, XML, Git, Apache Airflow, MySQL, MariaDB, PostgreSQL, Slurm, JIRA, Confluence
2mo
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Principal Software Engineer, Field Engineering
Aberdeen Proving Ground, Maryland, United States
$160k-$220k/yr OnsiteFull Time
5+ YOE5+ years hands-on software engineering; active Secret clearance; backend Go/Java/Rust; DevSecOps; Kubernetes; Bash/Python; Army-domain knowledge; customer-facing; Security+ readiness; willing to relocate to APG.
Go, Java, Rust, Kubernetes, Helm, CI/CD, Infrastructure as Code, Bash, Python, RMF
2mo
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Application/Agentic AI Engineer
Aberdeen, Maryland, United States
HybridFull Time
3+ YOE3+ years in software engineering or AI integration; BS in CS/Software/ Data/IS; proficient in Python/JS/TS/Java; API/microservice experience; LLMs and AI orchestration familiarity; cloud-native with Docker/Kubernetes; SDLC/DevSecOps/CI/CD; Git; strong problem-solving; active security clearance.
Python, JavaScript, TypeScript, Java, APIs, Microservices, Data services, Docker, Kubernetes, Git, CI/CD, SDLC, DevSecOps
2w
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Lead Data Engineer
Wilmington or McLean
$179k-$225k/yr OnsiteFull Time
4+ YOEBachelor's degree, 4+ years application development, 2+ years big data, 1+ year cloud experience, proficiency in Java/Scala/Python and data engineering tools.
Java, Scala, Python, Redshift, Snowflake, MapReduce, Hadoop, Hive, EMR, Kafka, Spark, Gurobi, MySQL, Mongo, Cassandra, UNIX/Linux, AWS, Microsoft Azure, Google Cloud, SQL