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Senior Java Software Developer Jobs in Downingtown, PA

Sr Java Full Stack Developer

Wilmington, DE · On-site

$51 - $65.75/hr

The company seamlessly integrates software, deep professional services & expert support for all ... Job Title: Sr Java Full Stack Developer Location: Wilmington, DE Duration: 2+ years Required ...

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 Full Stack Developer

Wilmington, DE · On-site

$51 - $65.75/hr

The company seamlessly integrates software, deep professional services & expert support for all ... Job Title: Sr Java Full Stack Developer Location: Wilmington, DE Duration: 2+ years Required ...

... DevOps practices and a proven ability to design, build, and deliver resilient, secure, and scalable ... Expertise in Java and Springboot. Proficiency across the software development lifecycle, toolchains ...

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 ...

Senior Full Stack Developer - Onsite

Wilmington, DE · On-site

$51 - $65.75/hr

Senior Full Stack Developer - Onsite Location: Wilmington,DE Length :Long term Restriction: w2 only ... Design, develop, test, deploy, maintain, and enhance Java/J2EE applications. * Apply software ...

New

Sr. Java Developer

Wilmington, DE · On-site

$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 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 ...

Java Software Engineering experience for 8+ Years Strong Object Oriented Programming (Java) Experience Experience with JEE Stacks (eg. Weblogic, Websphere, JBoss, etc) Experience with Database ...

Showing results 21-40

Senior Java Software Developer information

See Downingtown, PA salary details

$11

$65

$89

How much do senior java software developer jobs pay per hour?

As of Aug 7, 2026, the average hourly pay for senior java software developer in Downingtown, PA is $65.15, according to ZipRecruiter salary data. Most workers in this role earn between $57.07 and $72.79 per hour, depending on experience, location, and employer.

What is a senior Java software developer?

A Senior Java Software Developer is an experienced professional responsible for designing, developing, and maintaining complex software applications using the Java programming language. They typically lead development teams, mentor junior developers, and contribute to architectural decisions. Senior Java Developers are expected to have a deep understanding of Java frameworks, best coding practices, and software development methodologies. They also collaborate with stakeholders to deliver robust, scalable, and efficient software solutions.

What are some common challenges senior Java software developers face when leading projects, and how can they effectively address them?

Senior Java Software Developers often encounter challenges such as balancing hands-on coding with mentoring junior team members, managing project timelines, and ensuring code quality across large, distributed systems. To address these, it’s crucial to establish clear communication channels, implement robust code review processes, and leverage agile methodologies for project management. Additionally, staying up-to-date with the latest Java frameworks and best practices helps in making informed architectural decisions and streamlining development workflows.

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

To thrive as a Senior Java Software Developer, you need advanced proficiency in Java programming, strong knowledge of software design patterns, and experience with frameworks like Spring, typically backed by a bachelor's degree in computer science or a related field. Familiarity with tools such as Git, Maven, Jenkins, and cloud platforms, along with relevant certifications like Oracle Certified Professional Java SE, is often required. Strong problem-solving abilities, effective communication, and leadership skills help in mentoring teams and collaborating on complex projects. These skills ensure the delivery of robust, scalable software solutions and foster innovation within development teams.

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

AspectSenior Java Software DeveloperJava Software Engineer
Required CredentialsBachelor's degree in Computer Science or related field; extensive Java experience; certifications like Oracle Java CertificationBachelor's degree in Computer Science or related field; Java programming skills; certifications are common but not mandatory
Work EnvironmentDevelops complex applications, mentors junior staff, leads projectsDesigns and develops Java applications, collaborates with teams, implements features
Employer & Industry UsageUsed across tech companies, finance, healthcare, and enterprise sectorsCommon in software development firms, IT departments, and tech startups

The main difference between a Senior Java Software Developer and a Java Software Engineer lies in experience level and responsibilities. Senior developers often lead projects and mentor others, while Java Software Engineers focus on designing and implementing Java applications. Both roles require strong Java skills and similar educational backgrounds, but seniority involves additional leadership and project management duties.

What cities near Downingtown, PA are hiring for Senior Java Software Developer jobs? Cities near Downingtown, PA with the most Senior Java Software Developer job openings:
Infographic showing various Senior Java Software Developer job openings in Downingtown, PA as of July 2026, with employment types broken down into 83% Full Time, 15% Part Time, and 2% Contract. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $135,504 per year, or $65.1 per hour.

Sr Java Full Stack Developer

Inframatix Inc

Wilmington, DE • On-site

$51 - $65.75/hr

Full-time

Re-posted 10 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.