40 software development developer ii jobs at 23 companies in Middletown, DE
2w
Save
Mark Applied
Hide
Software Engineer II
Wilmington, Delaware, United States
OnsiteContract
5+ YOE5+ years software development with Angular and .NET, C#, Azure, DevOps and CI/CD experience; strong SOLID and testing practices; ability to lead modernization and mentor junior developers.
Angular, .NET Framework, .NET Core, C#, Web APIs, Entity Framework Core, Microsoft SQL Server, Azure, DevOps, CI/CD, GitLab, ASP.NET Web Forms, PrimeNG, Kendo UI
2d
Save
Mark Applied
Hide
Software Engineer II
Newark, Delaware, United States
OnsiteFull Time
5+ YOEBachelor's degree or equivalent experience and 5+ years of software development experience, with Java, Spring, REST, testing, DevOps, distributed systems, and application monitoring expertise.
Java, J2EE, Spring MVC, Spring Framework, Spring Boot, Spring Security, Spring Integration, Spring Data JPA, SOAP, REST, JSON, Handlebars, Foundation, ReactJS, XML, JAXB, Jackson, Gson, JUnit, Git, Maven, Nexus, Eclipse, Bitbucket, Splunk, Dynatrace, WebSphere MQ, ActiveMQ, JVM, Groovy
2d
Save
Mark Applied
Hide
Software Engineer II
Newark, Delaware, United States
OnsiteFull Time
5+ YOERequires 5+ years of software development, a bachelor's degree or equivalent experience, Java/J2EE, Spring frameworks, REST/JSON, front-end technologies, testing, version control, monitoring, and distributed systems experience.
Spring MVC, Spring Framework, Spring Boot, Spring Security, Spring Integration, Spring Data JPA, SOAP, REST, JSON, Handlebars, Foundation, ReactJS, XML, JAXB, Jackson, Gson, JUnit, Git, Maven, Nexus, Eclipse, Bitbucket, Splunk, Dynatrace, WebSphere MQ, ActiveMQ, JVM, Groovy, Java, J2EE
3w
Save
Mark Applied
Hide
Software Developer II
New Holland or Pennsylvania or Ohio or South Dakota
OnsiteFull Time
Develop, implement, and maintain insurance systems; integration, web services, data mapping, automated testing; college degree or comparable experience in web or computer technologies required.
3w
Save
Mark Applied
Hide
Software Developer II
New York or Clifton Park or Cincinnati or Philadelphia or Milwaukee or Columbus
OnsiteFull Time
7+ YOE7+ years developing web applications with C#/.NET, Angular, SQL Server; bachelor’s degree or equivalent; experience with Agile, Azure DevOps, Visual Studio; strong communication and troubleshooting skills.
.NET Framework, .NET Core, Microsoft SQL Server, Angular, MVC, Blazor, Azure DevOps, JAMS Enterprise Scheduler, Visual Studio, Git, Microsoft Office Suite, Adobe Acrobat, C#, jQuery
1mo
Save
Mark Applied
Hide
Software Engineer II
Exton or Philadelphia
HybridFull Time
5+ YOE5+ years frontend development with TypeScript and React, experience with 3D/web graphics (Cesium/WebGL/three.js) preferred, testing (Vitest/Jest, Playwright), agile/Scrum, strong communication, graduate degree or equivalent experience.
TypeScript, React, iTwin.js, Cesium, pnpm, Module Federation, Vitest, React Testing Library, Playwright, Jest, Azure DevOps, CI/CD, GitHub, GitHub Copilot, Git, WebGL, three.js
3mo
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
Lead Software Engineer II - Tax Product Development
Boston or New York City or Philadelphia or Washington or Richmond or Raleigh or Charlotte or Atlanta or Orlando or Miami or Grand Rapids or Chicago or Milwaukee or Dallas or Houston or Denver or Seattle
$170k-$250k/yr HybridFull Time
8+ YOEBachelor's in STEM/Finance/Accounting, 8+ years implementing Microsoft Dynamics Project Operations and Dynamics CE, strong SQL/Azure/DevOps experience, Power Platform and scripting proficiency, leadership and architecture experience.
Microsoft Power Applications, Project Operations, Microsoft Dynamics CE, Canvas App, SQL Server, Azure SQL, NOSQL, Microsoft Azure, Azure Portal, PowerShell, Graph API, Azure CLI, App Monitoring, App Insights, PowerBI, Microsoft Visual Studio, Microsoft Azure Dev Ops, GitHub, Microsoft SQL Server, Azure SQL DB, Microsoft Power BI, PowerApps, Azure functions, HTTP Debug Tools
1w
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
Software Engineer, II
Aberdeen, Maryland, United States
$104k-$181k/yr OnsiteFull Time
5+ YOEBachelor's in CS/CE or related, 5+ years' experience, proficiency in object-oriented design, containerization, CI/CD, Windows/Linux, Microsoft Office, strong communication and troubleshooting; SECRET clearance preferred.
Microsoft Office, Windows, Linux
1mo
Save
Mark Applied
Hide
Software Engineer II-Python/PySpark
Wilmington, Delaware, United States
OnsiteFull Time
2+ YOE2+ years applied software engineering experience; hands-on PySpark and Python; experience with ETL, Airflow, Iceberg, Snowflake/Databricks, AWS; SDLC, automation and CI/CD proficiency; strong communication and problem solving.
PySpark, Python, Iceberg, AI, AWS, Data Pipeline, Airflow, Snowflake, Databricks, SQL, Java
2mo
Save
Mark Applied
Hide
Quality Engineer II
Philadelphia, Pennsylvania, United States
$72k-$119k/yr OnsiteFull Time
Design, develop, and maintain automated test frameworks using Selenium or Playwright; RESTful API testing; CI/CD/AWS; TDD; accessibility and performance testing; JavaScript/TypeScript.
Selenium, Playwright, JavaScript, TypeScript, REST API testing, CI/CD, AWS, Jenkins, GitHub Actions, BrowserStack, Axe, Pa11y, WAVE, K6, Locust, JMeter
2mo
Save
Mark Applied
Hide
Quality Engineer II
Philadelphia, Pennsylvania, United States
$72k-$119k/yr OnsiteFull Time
Design, develop, and maintain automated test frameworks; REST API testing; CI/CD/AWS; JavaScript/TypeScript; Selenium or Playwright; TDD; accessibility; performance/load testing.
Selenium, Playwright, JavaScript, TypeScript, RESTful API testing, CI/CD, AWS, Jenkins, GitHub Actions, BrowserStack, Axe, Pa11y, WAVE, K6, Locust, JMeter
1mo
Save
Mark Applied
Hide
Software Developer I
Aberdeen Proving Ground, Maryland, United States
$95k/yr HybridFull Time
1+ YOEMust have Interim Secret/Top Secret clearance to start, obtain Security+ (IAT-II) within 90 days, 1+ years Java experience (Core Java 1.7+), and familiarity with JDBC/MySQL, JMS/Artemis/ActiveMQ, ESB and XML technologies. Bachelor's typical; 0-2 years experience.
C, C++, Java, Core Java (1.7+), JDBC, MySQL, JMS, Artemis, Apache ActiveMQ, Enterprise Service Bus, XML, XSD, XSLT, XPATH, Object XML mapping, GitLab, Apache Ant, IZPack, PHP, JavaScript, REST, Web Services, SNMP, Apache HTTP server, Windows IIS, LDAP, Active Directory, Wireshark, Java PCAP libraries, VMWare ESX, Microsoft HyperV
1w
Save
Mark Applied
Hide
Full Stack Software Engineer II
Baltimore, Maryland, United States
$105k-$125k/yr HybridFull Time
3+ YOEBachelor's degree or equivalent and 3+ years software engineering experience; proficiency in Python, JavaScript, Linux, Django; experience with REST APIs, CI/CD, TDD, and Jira.
Python, JavaScript, shell scripting, Linux, Jira, Django, GitLab, Pytest
1w
Save
Mark Applied
Hide
Full Stack Software Engineer II
Baltimore, Maryland, United States
$105k-$125k/yr HybridFull Time
3+ YOEBachelor's in CS or equivalent and 3+ years software engineering; proficiency in Python, JavaScript, Django, Linux, GitLab, Pytest, Jira; experience with REST APIs, TDD, CI/CD, monitoring.
Python, JavaScript, Shell, Linux, Jira, Django, GitLab, Pytest
3w
Save
Mark Applied
Hide
Tech Lead Software Engineering Sr Advisor II
Berkeley Heights or Omaha or Wilmington
$186k-$286k/yr OnsiteFull Time
10+ YOE10+ years software engineering experience, strong Java/Spring Boot and cloud expertise, CI/CD and containerization experience, bachelor’s degree or equivalent, experience with AI-assisted development preferred.
Java, Spring Boot, .NET, Angular, Python, Microsoft Azure, Amazon Web Services (AWS), Java Persistence API (JPA), Hibernate, GitLab CI, Jenkins, Kubernetes, OpenShift, Docker, Google Cloud Platform (GCP), OAuth 2.0, JSON Web Token (JWT), transport layer security (TLS)
5d
Save
Mark Applied
Hide
Engineer II
Newark or Indianapolis
HybridFull Time
4+ YOEBachelor's degree or equivalent,4+ years developing enterprise applications using Python and SQL,experience with APIs, integrations, MuleSoft, rules engines, CI/CD,Azure DevOps;strong analytical and communication skills.
Python, SQL, MuleSoft, Camunda, Drools, DMN, Azure DevOps, AWS, Snowflake
4d
Save
Mark Applied
Hide
Application Engineer - II
Malvern, Pennsylvania, United States
HybridFull Time
Proficiency with Python/Node.js/Angular/SQL and AWS; hands-on experience in agile application development, APIs, CI/CD, automated testing, observability, and production support; undergraduate degree or equivalent.
AWS, Python, Node.js, Angular, SQL, APIs, CI/CD, automated testing, Confluence, JIRA, Git, GitHub Enterprise, Claude Code
2mo
Save
Mark Applied
Hide
Product Engineer II – Utility Solutions
Philadelphia or Denver or Redlands or Remote Eligible
$80k-$133k/yr HybridFull Time
2+ YOE2+ years in utilities/telecommunications with ArcGIS experience; ArcGIS Utility Networks; GIS workflow documentation; strong communication; bachelor’s in geography or related field.
ArcGIS, ArcGIS Pro, Python, Arcade