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Senior Java Jobs in New Castle, DE (NOW HIRING)

Senior Java Developer

Newark, DE · On-site

$56 - $71.25/hr

Role: Sr. Java Developer Location: Newark, DE Onsite position Fulltime position *****NO C2C***** *****only Fulltime position***** JD: Skill: Sr. Java Developer Must Have Technical/Functional Skills:

Senior Java Developer

Newark, DE · On-site

$56 - $71.25/hr

Role: Sr. Java Developer Location: Newark, DE Onsite position Fulltime position JD Skill: Sr. Java Developer * Experienced in building highly scalable Java and J2EE applications. * Good experience in ...

Sr Java Developer

Wilmington, DE

$55.50 - $70.75/hr

Role:- Sr Java Developer Location:- Wilmington, DE. Duration:- 1 Year (Possible Extension) Sr Java Developer Location: Wilmington, DE. Must have experience with NoSQL/MongoDB/Cassandra and heavy Java.

Sr. Java Developer

Newark, DE · On-site

$56 - $71.25/hr

Virtual Drive is planned on Tuesday May 6th from 10 am to 5 pm EST Role: Sr. Java Developer Location: Newark, DE Job Type: Fulltime JD: Must Have Technical/Functional Skills: * Experienced in ...

Senior Java Developer

Wilmington, DE · On-site

$55.50 - $70.75/hr

Senior Java Developer (Spring Boot, PySpark & AWS) Location: Wilmington, DE * Total IT experience - 10+ years. * Strong expertise in Spring Boot and Microservices. * Deep hands-on experience in ...

Senior Java Engineer

Middletown, DE

$54 - $68.75/hr

We are seeking an experienced Senior Java Engineer with 10+ years of hands-on experience designing, developing, and deploying scalable, cloud-native enterprise applications. The ideal candidate will ...

Role: Sr. Java Developer Location: Newark, DE Onsite position Fulltime position JD Skill: Sr. Java Developer * Experienced in building highly scalable Java and J2EE applications. * Good experience in ...

Sr. Java Backend Developer

Wilmington, DE · On-site

$49 - $63.50/hr

Sr. Java Developer Wilmington, DE/NYC/Atlanta, GA Need resumes. Resource with 10-15 years hands on and preferably able to lead teams. Working with distributed systems • Strong Java programming ...

Sr. Java Developer

Wilmington, DE · On-site

$55.50 - $70.75/hr

They are in search of a highly motivated candidate to join their talented team as a Sr. Java Developer, responsible for executing software solutions, design, development, and technical ...

Java Developer(mid-level)

Wilmington, DE · On-site

$49.50 - $64/hr

Sr. Java Developer Wilmington, DE/NYC/Atlanta, GA • Strong Java programming skills • 5-9 years practical software development experience • Robust object-oriented design pattern knowledge and ...

Sr. Java Developer

Wilmington, DE

$55.50 - $70.75/hr

Provide expert knowledge and guidance for acquisition related backend Java and/or frontend Web features. Ensure that the development teams are adhering to the client SDLC process. Provide technical ...

senior java developer

Delaware City, DE · On-site

$55.25 - $70.50/hr

Competence in using Java IDE tools of Eclipse, GGTS, Rational Application Developer (RAD), WebSphere Application Developer (WSAD) and Web Logic Workshop to develop dynamic web applications. Good ...

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 Experience "Minimum 10+ years Overview The people they are seeking, now, will be part of their Enterprise ...

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 Experience "Minimum 10+ years Overview The people they are seeking, now, will be part of their Enterprise ...

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 ...

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Senior Java information

See New Castle, DE salary details

$10

$60

$83

How much do senior java jobs pay per hour?

As of Aug 6, 2026, the average hourly pay for senior java in New Castle, DE is $60.92, according to ZipRecruiter salary data. Most workers in this role earn between $53.37 and $68.08 per hour, depending on experience, location, and employer.

What does a senior Java developer do?

A Senior Java Developer is responsible for designing, developing, and maintaining complex Java-based applications. They often lead development teams, make architectural decisions, and ensure code quality through best practices. Their role also includes mentoring junior developers, participating in code reviews, and collaborating with stakeholders to deliver robust software solutions. Senior Java Developers are expected to have extensive experience with Java frameworks, databases, and deployment processes.

What is the difference between Senior Java vs Java Developer?

AspectSenior JavaJava Developer
Required CredentialsBachelor's degree, extensive Java experience, possibly certifications like Oracle Certified ProfessionalBachelor's degree, Java knowledge, entry to mid-level certifications
Work EnvironmentTeam lead, project architect, involved in design and mentoringDevelopment team member, coding, testing, and implementation
Employer & Industry UsageTech companies, finance, healthcare, enterprise solutionsStartups, tech firms, software agencies, enterprise sectors

Senior Java professionals typically have more experience, leadership responsibilities, and advanced certifications compared to Java Developers. They often lead projects and mentor junior staff, while Java Developers focus on coding and implementation. Both roles are vital in software development, but the senior position involves greater strategic input and oversight.

What skills and qualifications are needed to thrive as a senior Java developer?

To thrive as a Senior Java Developer, you need deep expertise in Java programming, object-oriented design, and a strong grasp of software development principles, typically backed by a computer science degree or relevant experience. Experience with tools like Spring Framework, Hibernate, Maven, Git, and proficiency in using integrated development environments (IDEs) such as IntelliJ IDEA or Eclipse is essential, and certifications like Oracle Certified Professional (OCP) can be beneficial. Outstanding problem-solving skills, effective communication, and the ability to mentor junior developers set top performers apart. These skills ensure the delivery of robust, maintainable code and foster high-performing teams capable of tackling complex projects.

How do senior Java developers typically collaborate with cross-functional teams on large-scale projects?

Senior Java Developers often work closely with product managers, QA engineers, UI/UX designers, and DevOps teams to ensure successful project delivery. They participate in architectural discussions, provide technical guidance, and help translate business requirements into scalable software solutions. Regular communication and agile ceremonies like sprint planning and code reviews are common, allowing them to align development efforts with overall business goals and quickly address challenges. This collaborative environment helps Senior Java Developers mentor junior team members and foster a culture of continuous improvement.
What are the most commonly searched types of Java jobs in New Castle, DE? The most popular types of Java jobs in New Castle, DE are:
Infographic showing various Senior Java job openings in New Castle, DE as of August 2026, with employment types broken down into 1% Internship, 79% Full Time, 6% Part Time, and 14% Contract. Highlights an 83% Physical, 4% Hybrid, and 13% Remote job distribution, with an average salary of $126,724 per year, or $60.9 per hour.

Senior Java Developer

Sarian, Inc.

Newark, DE • On-site

$56 - $71.25/hr

Full-time

Re-posted 13 days ago


Job description

Role: Sr. Java Developer
Location: Newark, DE
Onsite position
Fulltime position
*****NO C2C*****
*****only Fulltime position*****
JD:
Skill: Sr. Java Developer
Must Have Technical/Functional Skills:
  • Experienced in building highly scalable Java and J2EE applications.
  • Good experience in Java spring boot hands on and development.
  • Exposure frontend technologies like Angular, JSP- Technical design and delivery capabilities.
  • Capabilities of leading a team.
  • Proactive and result-oriented leader, adept in mentoring and motivating the dynamic team to exemplary performance.
  • Strong communication, collaboration, and team building skills with proficiency in grasping new technical concepts quickly.

Manikanth
Sarian Solutions, Inc.
Ph: 732-790-2266 X 105
manikanth.d@sariansolutions.com | https://www.sarianinc.com/