Demo

Sr Java Developer

Randstad Digital
Newark, DE Contractor
POSTED ON 10/14/2026
AVAILABLE BEFORE 11/13/2026
job summary:

This role Sr Java Developer is responsible for providing technical leadership, direction, and oversight to development teams in the delivery of scalable, high-quality technology solutions. The individual will lead the design, development, implementation, and maintenance of complex enterprise applications while ensuring alignment with business objectives and technology strategy.


Key responsibilities include establishing technical architecture and design standards, guiding development teams through the software development lifecycle, reviewing code quality, and ensuring adherence to engineering best practices, security standards, and organizational development policies. The role also requires close collaboration with business and technology stakeholders to translate business requirements into effective technical solutions.


Successful candidates will possess extensive experience delivering multiple large-scale software implementations, with deep expertise in Java and related technologies. They should demonstrate both technical depth and broad cross-functional knowledge across architecture, application development, integration, performance optimization, cloud technologies, and software engineering best practices. Strong leadership, mentoring, problem-solving, and stakeholder management skills are essential for success in this role.





location: Newark, Delaware

job type: Contract

salary: $51.59 - 61.59 per hour

work hours: 8am to 5pm

education: Bachelors



responsibilities:

This role Sr Java Developer is responsible for providing technical leadership, direction, and oversight to development teams in the delivery of scalable, high-quality technology solutions. The individual will lead the design, development, implementation, and maintenance of complex enterprise applications while ensuring alignment with business objectives and technology strategy.



Key responsibilities include establishing technical architecture and design standards, guiding development teams through the software development lifecycle, reviewing code quality, and ensuring adherence to engineering best practices, security standards, and organizational development policies. The role also requires close collaboration with business and technology stakeholders to translate business requirements into effective technical solutions.



Successful candidates will possess extensive experience delivering multiple large-scale software implementations, with deep expertise in Java and related technologies. They should demonstrate both technical depth and broad cross-functional knowledge across architecture, application development, integration, performance optimization, cloud technologies, and software engineering best practices. Strong leadership, mentoring, problem-solving, and stakeholder management skills are essential for success in this role.





qualifications:

Required Qualifications


Core Java & Enterprise Development


Extensive experience developing high-volume, enterprise-scale applications.


Strong experience with Java/J2EE and distributed system development.


Strong understanding of Object-Oriented Programming (OOP) principles and concepts.


Experience with Java design patterns.


Spring Framework Expertise


Spring Boot


Spring MVC


Spring Security


Spring Integration


Spring Data JPA


API & Integration Development


Experience building and consuming RESTful web services.


Strong understanding of REST/JSON standards.


Good understanding of SOAP web services.


Strong coding standards and code review practices.


Monitoring & Production Support


Experience with monitoring and observability tools such as:


Splunk


Dynatrace


Java/J2EE, Spring Boot, Spring MVC, Spring Security, REST APIs, Git, Maven, JUnit, High-Volume Applications, Distributed Systems, Performance Tuning, Design Patterns.


Experience using GitHub Copilot to accelerate Java application development, code refactoring, and unit test generation.


Ability to leverage GitHub Copilot for:


Java and Spring Boot code generation


REST API development


JUnit test creation


Code modernization and refactoring


Secure coding recommendations


Experience validating AI-generated code for correctness, performance, security, and adherence to enterprise coding standards.


Demonstrated ability to improve developer productivity through effective prompt engineering and AI-assisted development workflows


Desired Qualifications


Full-stack development experience.


Experience supporting cloud-native or containerized applications.


Exposure to CI/CD pipelines and DevOps practices.


Experience with modern observability and site reliability engineering practices




skills:

Maven,API & Integration,AI,cloud technologies,cloud-native,code generation,code refactoring,code review,containerized applications,DevOps practices,distributed system,Distributed Systems,Dynatrace,enterprise applications,Git,GitHub Copilot,JSON,Java application,Java,Java design,Spring Data JPA,Java/J2EE,JUnit,monitoring and observability tools,performance optimization,Performance Tuning,prompt engineering,RESTful web services,REST APIs,REST API development,SOAP web services,Secure coding,site reliability engineering practices,software engineering best practices,Design Patterns,application development,Splunk,Spring Framework,Spring Security,Spring Boot ,Spring Boot,Spring MVC,unit test,Strong leadership,problem-solving,architecture,AI-assisted development,Enterprise Development,business objectives,Full-stack development,maintenance,mentoring,Production Support,security,stakeholder management skills,technical leadership,technical depth,technology solutions,technology strategy,workflows




Equal Opportunity Employer: Race, Color, Religion, Sex, Sexual Orientation, Gender Identity, National Origin, Age, Genetic Information, Disability, Protected Veteran Status, or any other legally protected group status.

At Randstad Digital, we welcome people of all abilities and want to ensure that our hiring and interview process meets the needs of all applicants. If you require a reasonable accommodation to make your application or interview experience a great one, please contact

Pay offered to a successful candidate will be based on several factors including the candidate's education, work experience, work location, specific job duties, certifications, etc. In addition, Randstad Digital offers a comprehensive benefits package, including: medical, prescription, dental, vision, AD&D, and life insurance offerings, short-term disability, and a 401K plan (all benefits are based on eligibility).

This posting is open for thirty (30) days.


Salary : $52

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