Senior Java Full-Stack Engineer – Hybrid, Client‑Facing

PowerToFly; Pennsylvania; On-site; USD 120,000 - 160,000; Full time

Job summary

Deloitte is seeking a Java Full Stack Developer to design, build, and maintain scalable web applications for financial services clients. You will bridge backend microservices with responsive frontends using React and JavaScript, leveraging Kafka for event-driven architectures.

Ideal candidates have 6–10+ years in full-stack development, strong Enterprise Java/Spring Boot experience, and solid SQL/PostgreSQL design skills. Onsite in Newark, DE or Irving, TX with potential hybrid schedules.

Qualifications

• 6 to 10+ years of dedicated professional software engineering experience in full-stack web development.
• 6+ years with Enterprise Java and Spring Boot, including microservices and REST APIs.
• 4+ years building dynamic UIs with React, JavaScript, and CSS.
• 2+ years implementing distributed messaging and event streaming with Apache Kafka.
• 5+ years relational database design and PostgreSQL skills.
• 2+ years Git version control and writing reliable unit tests with JUnit.
• 3+ years communicating complex technical concepts clearly to engineering teams and business stakeholders.

Responsibilities

• Design, build, and maintain scalable web applications and distributed microservices.
• Develop responsive user interfaces using React, JavaScript, and CSS.
• Architect and consume REST APIs and event-driven pipelines with Apache Kafka.
• Design database schemas and integrate services with PostgreSQL.
• Participate in Agile ceremonies and translate client requirements into technical deliverables.

Skills

Enterprise Java

Spring Boot

REST APIs

React

JavaScript

CSS

Kafka

PostgreSQL

SQL

JUnit

Git

Agile

Communication

Education

Bachelor's degree in Computer Science or related field

Tools

Jenkins

Terraform

HashiCorp Vault

Kubernetes

OpenShift

MongoDB

AWS

Azure

GCP

Job description

Deloitte is seeking a Java Full Stack Developer to design, build, and maintain scalable web applications for financial services clients. You will bridge backend microservices with responsive frontends using React and JavaScript, leveraging Kafka for event-driven architectures.

Ideal candidates have 6–10+ years in full-stack development, strong Enterprise Java/Spring Boot experience, and solid SQL/PostgreSQL design skills. Onsite in Newark, DE or Irving, TX with potential hybrid schedules.