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Senior Java Jobs in Philadelphia, PA (NOW HIRING)

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 ...

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 ...

JAVA Developer (Hybrid)

Trenton, NJ · On-site

$87K - $110K/yr

This role will be responsible for developing, configuring and customizing business applications under the guidance of the team lead or a senior JAVA developer. The JAVA Developer will work in a ...

JAVA Developer (Hybrid)

Trenton, NJ · Hybrid

$87K - $110K/yr

This role will be responsible for developing, configuring and customizing business applications under the guidance of the team lead or a senior JAVA developer. The JAVA Developer will work in a ...

Senior Java Developer with AWS

Malvern, PA · On-site

$56.25 - $71.75/hr

Backend Developer (AWS, Python, Java ) 2 Positions- Only W2 Location: Malvern, PA (Hybrid 3 days in office and 2 days remote) Duration: 12 Months Key responsibilities Design and develop backend ...

Senior Full Stack Developer - Onsite

Wilmington, DE · On-site

$51 - $65.75/hr

Job Summary We are looking for an experienced Sr. Java J2EE Developer to join a high-performing engineering team. The ideal candidate will have strong expertise in Java/J2EE development, Agile ...

New

Sr.Core Java Developer

Wilmington, DE · On-site

$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 ...

Sr. Software Engineer (Java)

Philadelphia, PA · Remote

$126K - $165K/yr

Design, develop, and maintain high-performance Java applications and microservices using Spring Boot, Spring MVC, and supporting technologies. * Technical Leadership : Serve as a senior contributor ...

Job Title Sr Software Engineer - Java About your role: Fiserv is a global leader in payments and financial technology, and our product development teams are at the heart of transforming how the world ...

Job Title Sr Software Engineer - Java About your role: Fiserv is a global leader in payments and financial technology, and our product development teams are at the heart of transforming how the world ...

Sr Software Engineer - Java

King Of Prussia, PA · On-site

$124K - $163K/yr

Job Title Sr Software Engineer - Java About your role: Fiserv is a global leader in payments and financial technology, and our product development teams are at the heart of transforming how the world ...

Sr Software Engineer - Java

King Of Prussia, PA · On-site

$124K - $163K/yr

Job Title Sr Software Engineer - Java About your role: Fiserv is a global leader in payments and financial technology, and our product development teams are at the heart of transforming how the world ...

Showing results 41-60

Senior Java information

See Philadelphia, PA salary details

$11

$63

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How much do senior java jobs pay per hour?

As of Aug 7, 2026, the average hourly pay for senior java in Philadelphia, PA is $63.40, according to ZipRecruiter salary data. Most workers in this role earn between $55.53 and $70.82 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 Philadelphia, PA? The most popular types of Java jobs in Philadelphia, PA are:
Infographic showing various Senior Java job openings in Philadelphia, PA as of July 2026, with employment types broken down into 86% Full Time, 6% Part Time, 7% Contract, and 1% Nights. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution, with an average salary of $131,869 per year, or $63.4 per hour.

Sr Java Full Stack Developer

Inframatix Inc

Wilmington, DE • On-site

$51 - $65.75/hr

Full-time

Re-posted 9 days ago


Job description

Company Description

InfraMatix Inc. is a Professional services and system integration company delivering IT security, identity, access management and regulatory compliance solutions leveraging 100s of years of collective experience across all major IAM vendor technologies. Focus on the strategy, design, configuration, implementation and management of its solutions for rapid success for the customers. The company seamlessly integrates software, deep professional services & expert support for all Identity Management activities, there by reduces financial, technical, and operational burden of managing Identity Management systems.
 

Job Description

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 Platform Migration effort. This is a highly agile shop. The enterprise platform is built on Domain Driven design, with Event Driven architecture and Event Driven Microservices. They make extensive use of CQRS, Spring Boot and Axon. Object-oriented programming, Test-Driven Development (TDD), Behavior-Driven Development (BDD) are all a vital part of all development.

 

Candidates don't have to have this knowledge but need to have very strong object-oriented programming experience at minimum. 

 

 

** PLEASE NOTE - Candidates will be asked to complete a Coding Challenge exercise in order to be considered for this engagement. This exercise should take several hours. The candidate's response should be production-ready. (The more production-ready, the better it will appear to the review team)

 

This is the candidate's opportunity to demonstrate their Java coding skills and expertise.     

 

Main Skills / Talking points

         Passion for software engineering and software craftsman-like coding skills

         Looking for people who have built/scaled systems that service a large user base (millions).

         Object-oriented programming, Test-Driven Development (TDD), Behavior-Driven Development (BDD)

         CQRS (Command Query Responsibility Segregation)

         Event driven architecture

         Domain modeling / Domain driven design experience

         Axon Framework would be a big plus. 

         Gang-of-four design patterns (e.g. Observer, Factory, Command, Singleton, Decorator, etc.)

 

They need of people who:

         Are VERY strong, and expert, in Object-Oriented Programming

         Have a high level of enthusiasm and passion for this type of work.

         Are coding CRAFTSPEOPLE who take a great deal of pride in the efficient, high-level sophistication of their code.

         Have built/scaled systems that service a large user base (i.e. millions).  

         (in a perfect world) Contribute to Open Source projects.

They have, to this point, made a point of assembling a team of top notch developers who have experience in breaking down monolithic applications using event driven microservices. They are now looking for more.

Nice To Have  

KEY SKILLS - Need a Distributed Systems Engineer with 

         CQRS (Command Query Responsibility Segregation)

         Event driven architecture

         Domain modeling Domain driven design experience

         Axon Framework would be a big plus.  

Technologies (Strongly desired, but experience with equivalent technologies will work)

Programming Languages             Java 8, Groovy, GoLang, Cotlin, SQL, Shell

Patterns and Techniques             Domain-driven design, Command Query Responsibility Segregation

(CQRS), Event-Driven Architecture (EDA), Functional Programming

Platforms                                        OpenShift, Kubernetes, AWS

 

Soft Skills / Competencies (the more, the better)

         Passion for software engineering and software craftsman-like coding skills

         DevOps mindset

         Ability to conceptualize and develop cloud-native, production ready applications process

         Working experience with agile processes like extreme programming, lean and/or continuous delivery approaches.

         Ability to work effectively with distributed teams

         Think through hard problems and work with teams to make them reality

         Be a mentor and role model for other software engineers

         Understanding of enterprise and application architectures, software development tools and languages

Additional Information

All your information will be kept confidential according to EEO guidelines.