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Senior Javascript Developer Jobs in Reading, PA (NOW HIRING)

Penske

Software Engineer I

Reading, PA · On-site

... from senior engineers/leads. Collaborate with technical/business leaders and product owners to ... JavaScript, CSS, Spring framework, Spring-MVC, myBatis, RESTful API's. Knowledge of technical ...

Penske

Software Engineer I

Reading, PA · On-site

... from senior engineers/leads. Collaborate with technical/business leaders and product owners to ... JavaScript, CSS, Spring framework, Spring-MVC, myBatis, RESTful API's. Knowledge of technical ...

Penske

Software Engineer I

Reading, PA · On-site

... senior engineers/leads. • Collaborate with technical/business leaders and product owners to ... HTML, JavaScript, CSS, Spring framework, Spring-MVC, myBatis, RESTful API's. • Knowledge of ...

Penske

Software Engineer I

Reading, PA · On-site

... from senior engineers/leads. Collaborate with technical/business leaders and product owners to ... JavaScript, CSS, Spring framework, Spring-MVC, myBatis, RESTful API's. Knowledge of technical ...

Penske

Software Engineer I

Reading, PA · On-site

... from senior engineers/leads. Collaborate with technical/business leaders and product owners to ... JavaScript, CSS, Spring framework, Spring-MVC, myBatis, RESTful API's. Knowledge of technical ...

Penske

Software Engineer I

Reading, PA · On-site

... senior engineers/leads. • Collaborate with technical/business leaders and product owners to ... HTML, JavaScript, CSS, Spring framework, Spring-MVC, myBatis, RESTful API's. • Knowledge of ...

Penske

BI Software Engineer I

Reading, PA · On-site

... senior BI engineers/leads. Collaborate with technical/business leaders and product owners to ... JavaScript, CSS, API's, web services. Experience of appropriate UI/UX design frameworks and ...

Penske

BI Software Engineer I

Reading, PA

... senior BI engineers/leads. Collaborate with technical/business leaders and product owners to ... JavaScript, CSS, API's, web services. Experience of appropriate UI/UX design frameworks and ...

Penske

BI Software Engineer I

Reading, PA · On-site

... senior BI engineers/leads. • Collaborate with technical/business leaders and product owners to ... JavaScript, CSS, API's, web services. • Experience of appropriate UI/UX design frameworks and ...

All JobsJavascript Developer JobsSenior Javascript Developer JobsSenior Javascript Developer Jobs in Reading, PA

Senior Javascript Developer information

See Reading, PA salary details

$29

$58

$76

How much do senior javascript developer jobs pay per hour?

As of Jul 28, 2026, the average hourly pay for senior javascript developer in Reading, PA is $58.01, according to ZipRecruiter salary data. Most workers in this role earn between $51.92 and $66.01 per hour, depending on experience, location, and employer.

What is a Senior Javascript Developer job?

A Senior JavaScript Developer is a highly experienced programmer specializing in JavaScript, including frameworks like React, Angular, or Node.js. They are responsible for designing, developing, and optimizing web applications, ensuring high performance and maintainability. Additionally, they provide technical leadership, mentor junior developers, and collaborate with cross-functional teams to deliver scalable solutions. Strong problem-solving skills, deep knowledge of JavaScript best practices, and experience with modern development tools are essential for this role.

What are typical challenges faced by Senior Javascript Developers in day-to-day work?

Senior Javascript Developers often encounter complex challenges such as optimizing web application performance, ensuring code scalability and maintainability, and integrating with diverse APIs and services. They are also expected to troubleshoot legacy code and address security vulnerabilities, all while keeping up with the rapidly evolving JavaScript ecosystem. Collaborating with designers, product managers, and junior developers can add layers of complexity to project requirements. However, overcoming these challenges is rewarding and provides opportunities to shape technical strategy and influence best practices within the team.

What are the key skills and qualifications needed to thrive in the Senior Javascript Developer position, and why are they important?

To thrive as a Senior Javascript Developer, a strong command of JavaScript (including ES6+), advanced front-end frameworks (like React, Angular, or Vue), and back-end technologies (such as Node.js) are essential, along with several years of professional coding experience. Familiarity with version control systems (like Git), CI/CD pipelines, and relevant certifications (e.g., AWS Certified Developer or JavaScript certifications) is highly valued. Excellent problem-solving abilities, mentorship skills, and effective communication help developers collaborate and lead within cross-functional teams. These skills enable Senior Javascript Developers to build robust applications, guide junior team members, and drive innovation in fast-paced tech environments.

What are the most commonly searched types of Javascript Developer jobs in Reading, PA? The most popular types of Javascript Developer jobs in Reading, PA are:
What are popular job titles related to Senior Javascript Developer jobs in Reading, PA? For Senior Javascript Developer jobs in Reading, PA, the most frequently searched job titles are:
What job categories do people searching Senior Javascript Developer jobs in Reading, PA look for? The top searched job categories for Senior Javascript Developer jobs in Reading, PA are:
What cities near Reading, PA are hiring for Senior Javascript Developer jobs? Cities near Reading, PA with the most Senior Javascript Developer job openings:
Senior Javascript Developer jobs near you
Infographic showing various Senior Javascript Developer job openings in Reading, PA as of June 2026, with employment types broken down into 70% Full Time, 10% Temporary, and 20% Contract. Highlights an 78% Physical, 4% Hybrid, and 18% Remote job distribution, with an average salary of $120,660 per year, or $58 per hour.
Lead Java Developer --Need local or Near-by--F2F Mandate

Lead Java Developer --Need local or Near-by--F2F Mandate

Keylent

Reading, PA • On-site

Other

Posted 6 days ago

Job description

Title: Senior Lead Java Developer
Location: Reading, PA(100% Onsite)
Duration: Long Term
 
Position Overview
We are seeking a highly skilled Senior Lead Java Developer to lead the design, development, and implementation of mission-critical enterprise applications. The ideal candidate will have deep expertise in Java, Spring Boot, Microservices, cloud-native development, and modern frontend technologies. This individual will provide technical leadership, mentor development teams, and drive the delivery of scalable, secure, and high-performing solutions in an Agile environment.
 
Key Responsibilities:
  • Lead the architecture, design, development, and deployment of enterprise-grade Java applications.
  • Develop scalable, secure, and resilient Microservices using Java and Spring Boot.
  • Design, build, and maintain RESTful APIs for enterprise integrations.
  • Collaborate with Solution Architects, Product Owners, Business Analysts, QA Engineers, and DevOps teams throughout the software development lifecycle.
  • Lead technical design reviews and establish development best practices.
  • Build responsive user interfaces using Angular (18+), HTML5, CSS3, and JavaScript.
  • Design and optimize data models using MySQL, PostgreSQL, and MongoDB.
  • Implement event-driven architectures using Kafka and/or RabbitMQ.
  • Develop secure applications using OAuth2, JWT, and Role-Based Access Control (RBAC).
  • Deploy and support applications in AWS cloud environments.
  • Participate in CI/CD automation, code reviews, performance tuning, and production support.
  • Troubleshoot complex production issues and provide long-term technical solutions.
  • Mentor junior and mid-level developers while promoting engineering excellence and coding standards.
  • Work within Agile/Scrum teams to deliver high-quality software on schedule.
 
Required Qualifications:
  • Bachelor''''s degree in Computer Science, Information Technology, Engineering, or a related field (or equivalent experience).
  • 10+ years of enterprise Java development experience.
  • Strong expertise in Java (JSE/J2EE), Servlets, and JSP.
  • Extensive experience with Spring Framework, Spring Boot, Spring MVC, and Microservices architecture.
  • Strong experience developing RESTful APIs.
  • Experience with relational databases including MySQL and PostgreSQL.
  • Experience with NoSQL databases such as MongoDB.
  • Hands-on experience with Angular (18+ preferred), HTML5, CSS3, and JavaScript.
  • Experience implementing messaging solutions using Kafka and/or RabbitMQ.
  • Strong understanding of OAuth2, JWT, RBAC, authentication, and authorization.
  • Experience deploying applications on AWS.
  • Experience with Git, Maven, Jenkins, Docker, Kubernetes/OpenShift, and CI/CD pipelines.
  • Strong knowledge of object-oriented programming, design patterns, multithreading, and distributed systems.
  • Experience working in Agile/Scrum environments.
  • Excellent communication, collaboration, and leadership skills.
 
Preferred Qualifications:
  • Experience with enterprise transportation, logistics, fleet management, or supply chain applications.
  • Experience with containerized Microservices and cloud-native architectures.
  • AWS or Java certifications.
  • Experience with monitoring and logging tools such as Splunk, ELK, CloudWatch, or Prometheus.
  • Knowledge of Infrastructure as Code (Terraform or CloudFormation).
  • Experience leading distributed development teams.
 
Technical Skills:
Backend: Java, JSE, J2EE, Servlets, JSP, Spring Framework, Spring Boot, Spring MVC, Micro services, REST APIs
Frontend: Angular (18+), HTML5, CSS3, JavaScript
Databases: MySQL, PostgreSQL, MongoDB
Messaging: Kafka, RabbitMQ
Security: OAuth2, JWT, RBAC
Cloud & DevOps: AWS, Docker, Kubernetes, Jenkins, Git, Maven, CI/CD
Methodologies: Agile, Scrum, SDLC, Test-Driven Development (TDD)
Keylent logo

About Keylent

Sourced by ZipRecruiter

Keylent Inc, based in Wilmington, DE, US, operates in the dynamic IT services and solutions industry. Their official platform, keylent.com, further details their robust suite of services which primarily comprise software consulting, quality assurance, project management, and business intelligence. Keylent Inc has been an integral part of the industry since its inception, serving diverse clients with their specialized, innovative IT solutions. This customer-centric firm is founded on the core values of reliability, integrity, and zealous innovation. Their mission is to empower businesses in navigating the complex technological landscape with ease, efficiency, and confidence. Notably, Keylent Inc has been recognized for its commitment to exceptional service delivery and the profound impact of its solutions in facilitating business growth.

Industry

Internet and it

Company size

11 - 50 Employees

Headquarters location

Wilmington, DE, US

Year founded

2010

Social media

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