45 java application engineer jobs at 23 companies in Middletown, DE
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Java Engineer
New Castle, Delaware, United States
$80k-$95k/yr OnsiteFull Time
6+ YOE6+ years experience building enterprise frontend applications using Angular (v18+), TypeScript, RxJS and AG Grid; strong REST API integration, caching, frontend design patterns, and performance optimization; bachelor in computer science.
Angular (v18+), TypeScript, RxJS, AG Grid (Enterprise), RESTful APIs
1mo
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Java Lead
Wilmington, Delaware, United States
OnsiteFull Time
15+ YOE15 years IT experience with application development lifecycle; Bachelor\u0002s in Computer Science or related; strong Java/J2EE/Java EE skills, Spring Boot, Axon, microservices, web services, multithreading, XML, cloud-native experience; team leadership and hiring experience.
Java, J2EE, Java EE, Spring Boot, Axon, XML, Scrum
2d
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Application Engineer - II
Malvern or Charlotte
HybridFull Time
3+ YOE3+ years related experience with at least 1 year development experience; experience with Angular, TypeScript, Node.js, Java, Git/GitHub, CI/CD and AWS; strong problem solving and production-support skills.
Angular, TypeScript, Node.js, Java, Git, GitHub, CI/CD, AWS
1mo
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Full Stack Java/Cloud Developer - Assistant Vice President
New Castle, Delaware, United States
$107k-$161k/yr HybridFull Time
5+ YOE5-8 years large-scale application development experience with Java, Spring, microservices, SQL, cloud platforms, CI/CD, Git, and Oracle; Bachelor’s in CS or equivalent experience.
Java EE, SQL, Spring, JavaScript, Bootstrap, ReactJS, Azure, AWS, CI/CD, DevOps, Oracle, Git, Maven
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
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DevOps Engineer, Application Support
New Castle, Delaware, United States
$76k-$106k/yr HybridFull Time
2+ YOE2+ years DevOps/Linux experience, scripting (Python/Java/Perl/Ruby), YAML-based CI/CD, WebLogic, SQL, cloud and IaC familiarity; bachelor's degree or equivalent practical experience.
Python, Java, Perl, Ruby, YAML, WebLogic, SQL, Linux, Terraform, CloudFormation, Microsoft Azure
2w
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Cloud Development Engineer
Aberdeen Proving Ground, Maryland, United States
$90k-$190k/yr HybridFull Time
Experience developing Java enterprise applications, Azure cloud deployment and sustainment, containerization, RHEL/Ubuntu/Windows deployment, CompTIA Security+, active DoD Secret clearance, and ability to perform technical presentations.
Azure, RHEL, Ubuntu, Windows, Java, Quarkus, Jakarta EE, Spring, Docker, Kubernetes, AWS
1mo
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Mission Systems Engineer
Washington or Baltimore or Frederick or Annapolis Junction
$145k-$165k/yr HybridFull Time
5+ YOE5+ years in customer-facing technical roles; strong troubleshooting of Java applications, Linux/Bash, SQL, web servers (Jetty/Apache/IIS), PKI/certificates, release/support processes; DoD 8140/DCWF qualification (CompTIA Security+ covers); active DoD Secret required; US citizenship.
Java, JavaScript, Linux, Bash, SQL, Jetty, Apache, IIS, Azure, PKI
1mo
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Senior Data Engineer (Customer Data Products)
Philadelphia, Pennsylvania, United States
$127k-$160k/yr HybridFull Time
7+ YOEBachelor's degree, 7+ years application development experience, 4+ years in big data and AWS, proficiency in Python/SQL/Scala/Java, distributed data tools, PySpark, NoSQL, Redshift, UNIX/Linux, process orchestration and CI/CD; experience with ML/LLM pipelines and vector DBs preferred.
AWS, Python, SQL, Scala, Java, MapReduce, Hadoop, Hive, EMR, Kafka, Spark, MySQL, Mongo, Cassandra, Redshift, UNIX/Linux, PySpark, AirFlow, KubeFlow, AWS step functions, Luigi, Pinecone, Milvus, pgvector, Git, CI/CD, Feature Stores, Vector Databases, APIs, MLOps
2mo
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Systems & Applications Engineer
Aberdeen Proving Ground, Maryland, United States
$150k-$174k/yr OnsiteFull Time
10+ YOEBachelor's or Master's in computer science/engineering; 10+ years related experience; Secret clearance with ability to obtain Top Secret; cloud, data engineering, and software development expertise.
Python, Java, Cloud Platforms, ETL Tools, Message Brokers, API Gateways, Power BI, Kibana, Data Warehouses, Data Mesh, Data Lakes
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
4w
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Lead AI Engineer
Berkeley Heights or Wilmington
$186k-$286k/yr OnsiteFull Time
10+ YOE10+ years software engineering; 8+ years with Java/Spring Boot and microservices; 5+ years technical leadership; 4+ years CI/CD and cloud/container experience; 3+ years building LLM-powered applications; bachelor's in CS/engineering or equivalent.
Java, Spring Boot, .NET, Angular, Python, GitLab CI, Jenkins, OpenShift, Kubernetes, Docker, AWS, Azure, Google Cloud Platform, Anthropic Claude, OpenAI, M365 Copilot, OAuth2, JWT, TLS
2w
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Lead Software Engineer - Home Lending Technology
Wilmington or Plano
OnsiteFull Time
7+ YOE7+ years system design and application development experience; proficiency in Java/Spring Boot or Python 3, PySpark, AWS; knowledge of SDLC, CI/CD, and application resiliency.
Java, Spring Boot, Python 3, PySpark, AWS, AWS EC2, EKS, RDS, S3, Lambdas, Snowflake, Databricks
2d
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Staff AI/ML Engineer (Large Language Model)
King of Prussia, Pennsylvania, United States
$108k-$228k/yr OnsiteFull Time
8+ YOEActive TS/SCI clearance, B.S. in relevant field, 8+ years experience with 2+ years building LLM applications; experience fine-tuning models, RAG, deployment, Python and ML libraries required.
Weaviate, pinecone, pgvector, LangChain, DSPy, Microsoft Agent Framework, AWS Bedrock, OpenAI, llama.cpp, vllm, tgi, ReAct, Python, NumPy, Pandas, Polars, scikit-learn, git, GitLab, Bitbucket, HuggingFace, LangFuse, MLFlow, Arize Phoenix, Linux, CUDA, CuPy, Numba, CuSignal, CuDF, AWS EC2, S3, Lambda, Java, C++, Rust, Go, C#, Podman, Docker, Kubernetes, Rancher
2d
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Senior Specialist - Software Engineer
Philadelphia, Pennsylvania, United States
HybridFull Time
6+ YOEBachelor's in CS/Information Systems or equivalent,6+ years software development experience,strong Java and OOD skills,EMR not applicable,clear communicator,experience with low-latency systems preferred.
Java, AWS, AI/ML
2w
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Contract Associate Development Engineer
Hunt Valley, Maryland, United States
$82k/yr OnsiteContract, Full Time
0.5+ YOEBachelor's in CS or equivalent experience, ~6 months application/web development, proficiency with JavaScript/Java/Node.js/React/Python/SQL/NoSQL, familiarity with CI/CD and cloud-native architectures.
JavaScript, Java, Express, Node.js, MySQL, MongoDB, Mongoose, Python, ReactJS, jQuery, HTML5, CSS, CI/CD, IAC, AWS, Databricks, Docker, Kubernetes, Terraform
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
1mo
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Technology Consultant 2
Fort Lauderdale or Philadelphia or Florida or Pennsylvania or United States
OnsiteFull Time
Experience with Java and Spring Boot, microservices and REST/GraphQL APIs, web application development, GitHub, Jenkins, Kubernetes, Kafka; Postman and monitoring tools; Bachelor's degree or equivalent experience; US work authorization required.
Java, Spring Boot, GraphQL, RESTful API, Postman, GitHub, Jenkins, Kubernetes, Kafka, Python, Dynatrace, Splunk, Hazelcast, TIBCO, Vitria, webMethods, IBM WBI, SAP NetWeaver
1w
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IT Developer, Applications Senior
Baltimore, Maryland, United States
$106k-$118k/yr HybridFull Time
4+ YOEBachelor's in IT/CS/Engineering,4+ years application development experience,proficiency in multiple programming languages,knowledge of web/cloud/interactive development,strong communication and analytical skills.
JavaScript, Python, Java, Go, C/C++, C#, TypeScript, Node.js, Unity, Unreal Engine, OpenAI, HTML, CSS, AWS, Azure, GCP
2mo
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Software Developer | PTS Development | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteFull Time
3+ YOEBS in CS or related, 3+ years developing production applications, proficiency in Python, C#, and/or Java, TypeScript/web experience preferred, strong collaboration and communication skills.
Python, C#, Java, TypeScript