135 data engineer software developer jobs at 76 companies in Middletown, DE
3mo
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Software/Data Engineer
Laurel, Maryland, United States
$176k-$282k/yr OnsiteFull Time
19+ YOEBachelor's degree in Engineering, Computer Science, Mathematics, or related field with extensive software engineering experience; cloud, Linux, Python; active TS/SCI with poly; ability to work at a customer site.
OpenStack, Linux, Python, PowerShell, Cloud Security
4w
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Senior Software Developer (Data Fabric/ Data Fusion)
Aberdeen, Maryland, United States
$104k-$181k/yr OnsiteFull Time
5+ YOEUS citizen with active Secret clearance; Bachelor's in CS/Engineering with 5 years' software experience (or 8 years' experience); expertise designing data fabric/fusion, multi-language development, and mission-critical troubleshooting.
Python, C++, Java, C#, Go, Docker, Kubernetes, Kafka, REST, gRPC, CI/CD
3w
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Lead Software Engineer - Data Governance Engineer Lead
Plano or Wilmington
OnsiteFull Time
Expert data engineering skills (ETL/ELT, integration, distributed processing), Databricks and Snowflake experience, AWS S3, Teradata, data modeling, metadata/cataloging, and experience with AI-assisted development tooling.
Databricks, Delta Lake, Unity Catalog, Databricks SQL, Snowflake, AWS, S3, Teradata, Erwin, PowerDesigner
6d
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Sr Software Engineer, Enterprise Data Warehouse
Pennsylvania or New Jersey or Delaware or West Chester
RemoteFull Time
5+ YOEBachelor’s degree or equivalent experience, 5+ years of software development, and expertise in data warehousing, database design, ETL, SQL, cloud data tools, distributed systems, and Agile/Scrum delivery.
SQL, Azure Databricks, Delta Lake, Azure Data Factory, Azure Synapse, ADLS, PySpark, Azure DevOps, Jira, Confluence, Tableau, MicroStrategy, Stonebranch
1w
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Senior Software Engineer II
Philadelphia or Pennsylvania or New York or United States
$95k-$159k/yr OnsiteFull Time
5+ YOERequires 5+ years of software engineering experience, a bachelor's degree in engineering or computer science or equivalent experience, and proficiency with software development, data modeling, storage, and programming technologies.
Agile, Waterfall, Java, J2EE, JavaScript, JSP, C, C++, HTML, XML, SQL, Windows, UNIX, .Net
5d
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Software Engineer
Aberdeen Proving Ground, Maryland, United States
$90k-$190k/yr OnsiteFull Time
3+ YOEBachelor's degree and 3–7 years of software development experience required. Requires U.S. citizenship, TS/SCI clearance, C++ and Python, Linux, desktop or web applications, geospatial development, and RF data visualization experience.
C++, Python, Linux, React, Angular, VUE, HTML, CSS, TypeScript, REST APIs, PostgreSQL, PostGIS, SQLite, Git, Agile, CI/CD, Docker, Ansible, Cobbler
4d
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Software Engineer
Baltimore or Virginia or Austin or New York City or North America
FieldFull Time
5+ YOERequires 5+ years of software engineering experience, a computer science or related degree, React and JavaScript, backend systems, APIs, testing, SQL, cloud infrastructure, and distributed data systems experience.
React, JavaScript, AWS, Microsoft Azure, Google Cloud Platform (GCP), Django, Node.js, SQL, CI/CD
1w
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Senior Software Developer
Philadelphia, Pennsylvania, United States
$49k-$68k/yr HybridFull Time
2+ YOEBachelor's degree in computer science, software engineering, information systems, or related field and 2+ years' related experience. Requires cloud development, API integration, testing, documentation, AI applications, Python or JavaScript, and secure data handling.
Python, JavaScript, APIs, source control
1w
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Senior Software Engineer II
Philadelphia or Pennsylvania or New York or New York City or Rochester
$95k-$159k/yr OnsiteFull Time
5+ YOERequires 5+ years of software engineering experience, a bachelor's degree in engineering or computer science or equivalent, advanced development knowledge, data modeling, storage systems, and multiple programming languages.
Agile, Waterfall, Java, J2EE, JavaScript, JSP, C, C++, HTML, XML, SQL, Microsoft Windows, UNIX, .NET
4w
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Software Engineer II, Data Scientist
Oaks, Pennsylvania, United States
HybridFull Time
3+ YOE3+ years Python development; experience building and deploying LLM-powered applications; knowledge of RAG, vector databases, embeddings, semantic search, agentic frameworks, prompt engineering, AI governance; bachelor's in CS or equivalent preferred.
Python, LangChain, LangGraph, Semantic Kernel, LlamaIndex, AutoGen, CrewAI, OpenAI, Azure AI Foundry, Anthropic, Azure, AWS
2mo
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Senior Software Engineer
Philadelphia or United States or Canada
$123k/yr RemoteFull Time
4+ YOE4+ years software development experience, full-stack web development, CI/CD and data ingestion familiarity, strong communication and mentoring skills, history of producing maintainable testable code for high-traffic sites.
1mo
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Principal Software Engineer
United States or Vienna or Baltimore
$220k-$372k/yr OnsiteFull Time
12+ YOE12+ years software development experience with expertise in cloud-native, storage and data management; proficiency in NFS/SMB/iSCSI and programming in C/C++/Golang/Node.js/Python.
C, C++, Golang, Node.js, Python, NFS, SMB, iSCSI, Docker, Kubernetes, GitHub, Jenkins, Ansible
6d
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URBN Software Engineer
Philadelphia, Pennsylvania, United States
RemoteFull Time
3+ YOERequires 3–5 years of software development experience, Python or Golang, RESTful services, asynchronous messaging, data modeling, AI coding agent experience, and browser technology proficiency.
Python, Golang, JSON, REST, HTML, AJAX, CSS, Claude Code, Cursor, Elastic Search, Solr, Django, Tornado, Flask, Vue.js, React, Postgres, Cloud SQL, CLI, MCP
2w
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Research Software Engineer (Data Science and AI Institute)
Baltimore, Maryland, United States
HybridFull Time
3+ YOEMaster's in a quantitative discipline and 3 years of software development plus 3 years of AI/ML or data science experience. Requires expert Python or C++, modern AI/ML libraries, Linux, and software engineering practices.
Python, C++, Docker, Singularity, RESTful, SQL, Linux, Git, CUDA, PyPI
6d
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URBN Software Engineer
Philadelphia, Pennsylvania, United States
OnsiteFull Time
3+ YOERequires 3–5 years of software development experience, Python or Golang proficiency, REST and data modeling expertise, AI coding agent experience, and knowledge of web, database, testing, and cloud technologies.
JSON, REST, HTML, AJAX, CSS, Python, Golang, Claude Code, Cursor, Elastic Search, Solr, Django, Tornado, Flask, Vue.js, React, CLI, MCP
1mo
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Senior Software Engineer
Conshohocken, Pennsylvania, United States
$110k-$130k/yr OnsiteFull Time
6+ YOE6+ years full-stack software engineering experience with Node.js, React, SQL Server, Azure; strong SQL tuning, performance optimization, and production ownership from data layer to UI.
Node.js, React, SQL Server, Azure, Container Apps, Key Vault, Container Registry, Public Cloud Infrastructure, Microsoft Office Suite, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook, Git, Docker, CI/CD, Yardi Voyager, RealPage, LRO, Banner
1mo
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Principal Software Engineer
Baltimore or Seattle or Vienna or United States or United States
$220k-$372k/yr HybridFull Time
12+ YOE12+ years software development, 5+ years data management/storage experience, 3+ years cloud-native and SOA expertise, proficiency with storage protocols and listed programming tools, strong communication and architectural skills.
C, C++, Golang, Node.js, Python, Docker, Kubernetes, GitHub, Jenkins, Ansible, CI build systems, Automated Testing, NFS, SMB, iSCSI
2mo
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Lead Data Engineer
Coopersburg or Philadelphia
OnsiteFull Time
8+ YOERequired bachelor’s or master’s in CS/Data Science/Computer Engineering/Software Engineering, 8+ years related experience, expertise in data modeling, real-time/batch processing, cloud architectures, and SQL.
AWS, S3, Glue, EKS, Lambda, SageMaker, Redshift, Athena, Bedrock, Agentcore, SQL, NoSQL, Microsoft Power BI, Tableau, QuickSight, Python, Pandas, NumPy, PySpark
2w
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Palantir Data Engineer
Aberdeen Proving Ground or Norfolk
$99k-$225k/yr OnsiteFull Time
3+ YOERequires Palantir Foundry AIP, Python or TypeScript, data ingestion, Foundry application development, Agile, DevSecOps, Git or CI/CD, stakeholder engagement, Secret eligibility, and a bachelor's or master's degree.
Palantir Foundry AIP, Python, TypeScript, Code Repositories, Pipeline Builder, Workshop, Ontology Manager, Git, CI/CD, DevSecOps, AI, ML
1w
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Data Engineer, Specialist - DADES3001
Malvern or Charlotte
HybridFull Time
8+ YOE8+ years in data or software engineering; scalable pipelines and cloud platforms; SQL, data modeling, Python, databases, modern data platforms, AI-assisted engineering, leadership, and collaboration.
SQL, Python, Scala, Java, AWS, Azure, GCP, Spark, Databricks, Snowflake, Kafka, Hadoop, Infrastructure as Code, DevOps, CI/CD, machine learning, GenAI