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Senior Java Engineer Jobs in Delaware (NOW HIRING)

Arka Infotech Inc

Sr.Core Java Developer

Wilmington, DE

$55.50 - $70.75/hr

Interviews can be arranged immediately Sr. Core Java Developer Location: Wilmington, DE Length: 2 years No. of postions: 10 F2F REQUIRED Locals only Keys: Local to the Wilmington/Newark, DE area or ...

Inframatix Inc

Sr Java Full Stack Developer

Wilmington, DE · On-site

$51 - $65.75/hr

Job Title: Sr Java Full Stack Developer Location: Wilmington, DE Duration: 2+ years Required ... Nice To Have KEY SKILLS - Need a Distributed Systems Engineer with • CQRS (Command Query ...

Apton inc

Senior Java Microservices developer

Wilmington, DE · On-site

$55.50 - $70.75/hr

Java, J2ee, spring, spring boot, Microservices, API Qualifications Need strong consultant with microservices and spring boot apis Additional Information All your information will be kept confidential ...

Apton Inc

Senior Java Microservices developer

Wilmington, DE · On-site

$55.50 - $70.75/hr

Java, J2ee, spring, spring boot, Microservices, API Qualifications Need strong consultant with microservices and spring boot apis Additional Information All your information will be kept confidential ...

Info Way Solutions

Java Full Stack Engineer

Wilmington, DE · On-site

$51 - $65.75/hr

Intermediate, Senior, Super Senior) • Strong hands-on experience in Java, Python, and AWS • Proficiency with CI/CD, DevOps practices, Git, and unit testing • Experience with authentication ...

1 point system

Backend Java Developer

Newark, DE · On-site

$49.25 - $64/hr

Java/J2ee, Oracle Backend, WebSphere, Kafka, spring boot, OpenShift, containerization, Kubernetes Position Summary Senior Application Developer will be responsible/need to understanding business ...

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Senior Java Engineer information

See Delaware salary details

$11

$62

$86

How much do senior java engineer jobs pay per hour?

As of Aug 19, 2026, the average hourly pay for senior java engineer in Delaware is $62.88, according to ZipRecruiter salary data. Most workers in this role earn between $55.10 and $70.24 per hour, depending on experience, location, and employer.

What is a senior Java engineer?

Senior Java Engineers are experienced software developers who specialize in designing, developing, and maintaining applications using the Java programming language. They often lead development teams, architect solutions, and ensure that software meets both technical and business requirements. Their responsibilities also include code reviews, mentoring junior developers, and optimizing application performance. Typically, they have several years of experience and a deep understanding of Java frameworks and best practices.

What are the key skills and qualifications needed to thrive as a senior Java engineer?

To thrive as a Senior Java Engineer, you need advanced proficiency in Java programming, strong knowledge of software design patterns, and a degree in computer science or related field. Experience with frameworks like Spring, Hibernate, build tools such as Maven or Gradle, and familiarity with cloud platforms and CI/CD systems are typically required. Excellent problem-solving abilities, leadership, and effective communication help you guide teams and collaborate with stakeholders. These skills are crucial for delivering robust, scalable software solutions and mentoring junior engineers in complex development environments.

What are some common challenges senior Java engineers face when working on large-scale enterprise applications?

Senior Java Engineers often encounter challenges such as managing complex codebases, ensuring application scalability, and maintaining high performance under heavy loads. They are also responsible for implementing robust security practices and integrating new technologies without disrupting existing systems. Effective collaboration with cross-functional teams and mentoring junior developers are crucial aspects of the role, as these responsibilities help maintain code quality and project momentum.

What is the difference between Senior Java Engineer vs Java Developer?

AspectSenior Java EngineerJava Developer
Required CredentialsBachelor's in Computer Science, Java certifications (e.g., Oracle Certified Professional)Bachelor's in Computer Science or related field, Java certifications optional
Work EnvironmentDesigning, developing, and maintaining complex Java applications, often in team leadership rolesDeveloping Java applications, focusing on coding and implementation
Industry UsageUsed across finance, tech, and enterprise sectors for large-scale projectsCommonly employed in software development firms, startups, and tech companies

While both roles involve Java programming, Senior Java Engineers typically handle complex system design, mentorship, and project leadership, whereas Java Developers focus more on coding and implementing features. The senior role often requires more experience and certifications, with a broader scope of responsibilities.

What are the most commonly searched types of Java Engineer jobs in Delaware?

The most popular types of Java Engineer jobs in Delaware are:

What cities in Delaware are hiring for Senior Java Engineer jobs?

Cities in Delaware with the most Senior Java Engineer job openings:

What are popular job titles related to Senior Java Engineer jobs in DE?

For Senior Java Engineer jobs in DE, the most frequently searched job titles are:

Senior Java Engineer jobs near you
Infographic showing various Senior Java Engineer job openings in Delaware as of August 2026, with employment types broken down into 88% Full Time, 6% Part Time, and 6% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $130,794 per year, or $62.9 per hour.

Full Stack Java Developer (Wilmington, DE)

MAS Global Consulting

Wilmington, DE • On-site

$100 - $130/hr

Other

Posted yesterday

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Job description

Senior Java Full Stack Developer – Full‑Time, On‑Site

We are looking for a Senior Java Full Stack Developer to join our growing engineering team. In this full‑time, on‑site role, you will design and build robust, scalable backend systems leveraging Java, Apache Kafka, and AWS. You will collaborate closely with cross‑functional teams to deliver high‑impact solutions for enterprise clients.

What You’ll Do
  • Design, develop, and maintain high‑performance backend services and distributed systems using Java.
  • Architect and implement event‑driven solutions using Apache Kafka, ensuring reliability, scalability, and low latency.
  • Deploy, configure, and manage cloud infrastructure and services on AWS (e.g., EC2, ECS, Lambda, S3, RDS, SQS).
  • Collaborate with stakeholders to gather requirements and translate them into scalable technical solutions.
  • Develop and optimize RESTful APIs and backend application functionalities for high performance and responsiveness.
  • Write and maintain automated tests (unit, integration, E2E) and ensure code quality through code reviews.
  • Apply security best practices, including authentication and authorization mechanisms, to protect backend systems.
  • Troubleshoot and resolve production issues, ensuring minimal downtime and operational stability.
  • Mentor junior and mid‑level engineers, promoting engineering best practices and a culture of continuous improvement.
  • Collaborate with front‑end, DevOps, and QA teams to ensure seamless integration and delivery of solutions.
What You Bring
  • Bachelor's degree in Computer Science, Software Engineering, or a related field.
  • 8+ years of professional experience in backend software development.
  • Solid understanding of distributed systems, event‑driven architecture, and messaging patterns.
  • Experience with version control systems (e.g., Git) and agile development methodologies.
  • Strong problem‑solving skills and a track record of resolving complex production issues.
  • Excellent communication skills and ability to work effectively in cross‑functional teams.

Demonstrate strong, hands‑on expertise in the following core areas:

Java: Core language proficiency (Java 11+), OOP, design patterns, multithreading, and performance optimization.

Amazon Web Services (AWS): Cloud infrastructure design and operations, including EC2, ECS, Lambda, S3, RDS, SQS, and strong JVM internals and concurrency knowledge.

Front‑end Exposure: Hands‑on experience with React or Angular, contributing to full‑stack development and integration with backend services.

Nice to Have
  • Spring Boot & Microservices: Experience building and deploying production‑grade microservices using Spring Boot, Spring Cloud, and related frameworks (Eureka, API Gateway, Circuit Breaker).
  • Apache Kafka: Event‑driven architecture, producer/consumer configuration, topic partitioning, schema registry, and Kafka Streams or similar.
  • Containerization & Orchestration: Familiarity with Docker and Kubernetes (EKS or similar).
  • Observability: Experience with monitoring and tracing tools.
  • CI/CD: Experience with Jenkins, GitHub Actions, or similar pipelines for automated testing and deployment.
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