Senior Java Full Stack Developer (Java, Spring Boot & Oracle)

Cognizant; Plano (TX); On-site; USD 120,000 - 140,000; Full time

Benefits offered by this job

Medical/Dental/Vision/Life Insurance

Paid holidays

401(k) plan

Disability insurance

Parental Leave

Stock Purchase Plan

Job summary

Cognizant is seeking a Senior Java Full Stack Developer to design, build, and deploy scalable enterprise applications using Java, Spring Boot, and React in a client-focused, on-site Plano, TX setting.

You will lead technical delivery, mentor teammates, and ensure secure, resilient software aligned with enterprise standards while leveraging AI-assisted tools to accelerate development and testing.

Qualifications

• Strong hands-on experience with Java and object-oriented programming.
• Extensive experience building scalable applications using Spring Boot and Microservices Architecture.
• Proven experience developing cloud-native applications on AWS (Amazon Web Services).
• Strong database development experience with Oracle and advanced SQL query optimization.
• Experience developing and consuming REST APIs in enterprise environments.

Responsibilities

• Design, develop, and maintain scalable enterprise applications using Java, Spring Boot, SQL, and modern front-end technologies including React.
• Lead software solution delivery by providing technical guidance, troubleshooting complex issues, and driving best engineering practices across the team.
• Create and maintain architecture and design artifacts while ensuring solutions align with enterprise standards for security, resiliency, and performance.
• Leverage enterprise-authorized AI-assisted development tools to accelerate coding, testing, documentation, and delivery while validating outputs through peer reviews and automated testing.
• Analyze large and diverse datasets to identify trends, improve application performance, optimize system architecture, and enhance overall code quality.

Skills

Java

Spring Boot

Microservices

AWS

REST APIs

Oracle SQL

React

SDLC/Agile/CI-CD

Mentoring

AI-assisted development tools

Tools

Oracle

AWS

React

Job description

Senior Java Full Stack Developer (Java, Spring Boot & Oracle)

About the role

As a Senior Java Full Stack Developer, you will make an impact by designing, developing, and delivering scalable enterprise applications while driving technical excellence across the software development lifecycle. You will be a valued member of the engineering team and work collaboratively with architects, product owners, business stakeholders, and cross-functional technology teams to deliver innovative, secure, and high-quality solutions.

In this role, you will:

• Design, develop, and maintain scalable enterprise applications using Java, Spring Boot, SQL, and modern front-end technologies including React.
• Lead software solution delivery by providing technical guidance, troubleshooting complex issues, and driving best engineering practices across the team.
• Create and maintain architecture and design artifacts while ensuring solutions align with enterprise standards for security, resiliency, and performance.
• Leverage enterprise-authorized AI-assisted development tools to accelerate coding, testing, documentation, and delivery while validating outputs through peer reviews and automated testing.
• Analyze large and diverse datasets to identify trends, improve application performance, optimize system architecture, and enhance overall code quality.

Work model ONSITE

At Cognizant, we strive to provide flexibility wherever possible, and we are here to support a healthy work-life balance through our various wellbeing programs. Based on this role’s business requirements, this is an onsite position requiring 5 days per week in a client office in Plano, Texas.

The working arrangements for this role are accurate as of the date of posting. This may change based on the project you’re engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations.

What you need to have to be considered

• Strong hands-on experience with Java and object-oriented programming.
• Extensive experience building scalable applications using Spring Boot and Microservices Architecture.
• Proven experience developing cloud-native applications on AWS (Amazon Web Services).
• Strong database development experience with Oracle and advanced SQL query optimization.
• Experience developing and consuming REST APIs in enterprise environments.
• Experience designing, debugging, and maintaining applications in large-scale corporate environments.
• Knowledge of React and modern front-end technologies.
• Strong understanding of Software Development Life Cycle (SDLC), Agile methodologies, CI/CD, application resiliency, and security best practices.
• Hands‑on experience with system design, application development, testing, troubleshooting, and operational stability.
• Ability to independently own modules, drive technical discussions, and mentor junior team members.
• Experience using enterprise-authorized AI-assisted development tools and validating AI-generated outputs for quality, performance, security, and compliance.

These will help you stand out

• Experience contributing to architecture decisions for complex distributed systems.
• Knowledge of AI-driven engineering workflows, including data sensitivity, model optimization, and responsible AI practices.
• Experience gathering, analyzing, and visualizing large datasets to drive engineering and operational improvements.
• Active participation in engineering communities, innovation programs, or emerging technology initiatives.
• Experience mentoring developers and leading technical initiatives across multiple teams.

Benefits:

Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:

• Medical/Dental/Vision/Life Insurance.
• Paid holidays plus Paid Time Off.
• 401(k) plan and contributions.
• Long-term/Short-term Disability.
• Paid Parental Leave.
• Employee Stock Purchase Plan.

Please note: A few of our roles may require in-person interviews at Cognizant offices or client locations, depending on project or client needs.

Compensation

The annual salary for this position ranges from $120,000 to $140,000, depending on experience and qualifications. This role is also eligible for Cognizant’s discretionary annual incentive program, subject to performance and applicable plan terms.

Disclaimer:

The salary, other compensation, and benefits information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.

We're excited to meet people who share our mission and can make an impact in a variety of ways.

Think about your transferable experiences and unique skills that make you stand out as someone who can bring new and exciting things to this role.