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Senior Java Full Stack Developer

00071004015

Job Summary

We are seeking a Senior Java Full Stack Developer with strong expertise in Java, Spring Boot, and React.js to design, develop, and support scalable enterprise applications. The ideal candidate will have extensive experience building modern full stack solutions, developing RESTful APIs and microservices, and working within Agile delivery environments.

In this role, you will collaborate with cross functional teams to translate business requirements into technical solutions, drive best practices in software development, and contribute to the delivery of high quality, business critical applications. The position also offers opportunities to work on innovative AI driven initiatives, including chatbot and Generative AI solutions.

*Please note, this role is not able to offer visa transfer or sponsorship now or in the future*

About the Role

As a Senior Java Full Stack Developer, you will be responsible for the end to end development of enterprise applications, leveraging Java and Spring Boot for backend services and React.js for modern user interfaces. You will build and integrate REST APIs and microservices, troubleshoot complex technical issues, optimize application performance, and ensure adherence to software engineering best practices.

You will work closely with business stakeholders, architects, onsite teams, and offshore development teams to deliver scalable and maintainable solutions. The role requires a strong understanding of Agile methodologies, cloud technologies, CI/CD practices, and containerized deployments. Experience with AI Chatbots, Retrieval Augmented Generation (RAG), Large Language Models (LLMs), and cloud platforms such as AWS, Azure, or GCP will be highly valued.

This is an excellent opportunity for a hands on technologist who enjoys solving complex problems, mentoring team members, and contributing to the development of next generation digital solutions.

In This Role, You Will

Responsibilities:

· Design, develop, and maintain full-stack enterprise applications using Java, Spring Boot, React.js, and related technologies.

· Build, enhance, and integrate RESTful APIs and microservices that support business-critical applications.

· Perform hands-on coding, debugging, testing, code reviews, and application performance optimization.

· Provide technical guidance to offshore development teams by resolving technical challenges and supporting successful delivery.

· Analyze business requirements and translate them into scalable and maintainable technical solutions.

· Participate in Agile ceremonies and contribute to continuous improvement initiatives.

· Follow best practices for code quality, security, testing, and software development lifecycle processes.

· Contribute to AI chatbot and Retrieval-Augmented Generation (RAG) initiatives when applicable.

Work Model

We believe hybrid work is the way forward as we strive to provide flexibility wherever possible. Based on this role's business requirements, this is a hybrid position requiring 3 days per week onsite and 2 days remote at a client or Cognizant office in one of the following locations:

· Basking Ridge, New Jersey

· Irving, Texas

*Please note, this role is not able to offer visa transfer or sponsorship now or in the future*

Required Qualifications

· 8+ years of experience in full stack application development with strong hands-on expertise in Java, Spring Boot, React.js, and enterprise application development.

· Strong hands-on experience in Java application development using Spring Boot.

· Proven experience developing full-stack applications with React.js, Redux, JavaScript, HTML5, and CSS3.

· Experience designing, developing, and integrating RESTful APIs and microservices.

· Strong understanding of software development best practices, debugging, troubleshooting, and performance tuning.

· Experience with unit testing frameworks and code quality standards.

· Hands-on experience with Git, CI/CD pipelines, and DevOps practices.

· Experience working within Agile/Scrum delivery environments.

· Ability to analyze requirements, design technical solutions, and work independently.

· Strong communication and collaboration skills with onsite and offshore teams.

· Experience implementing AI Chatbots and Retrieval-Augmented Generation (RAG) solutions.

· Exposure to Generative AI technologies and Large Language Model (LLM) integrations.

· Experience with cloud platforms such as AWS, Azure, or Google Cloud Platform.

· Knowledge of Docker, Kubernetes, and containerized application deployments.

· Experience mentoring developers and leading technical discussions.

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

Things to know before you apply

  • Work authorization: Cognizant will only consider applicants for this position who are legally authorized to work in Canada without requiring employer sponsorship, now or at any time in the future.
  • Accommodations: If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email [email protected] with your request and contact information.
  • AI in hiring: We use artificial intelligence (AI) tools to help us screen and assess applications more efficiently. Our team performs additional human review and ultimately decides who moves forward in our hiring process.
  • Open position: Unless otherwise stated, this job posting is for an open position on our team.
  • Language proficiency: We ask that all candidates have basic English proficiency for company-wide communications purposes. For roles based in Quebec, professional English proficiency is required, as you’ll deliver services to and collaborate with stakeholders outside the province who may not speak French.
  • Inclusion: Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, provincial or local laws.

About Cognizant
Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization’s unique context into technology systems that amplify human potential, drive tangible outcomes and keep global enterprises ahead in a fast-changing world. See how at cognizant.ai or @cognizant.

Benefits that help you thrive and grow

Our benefits program is built with you in mind—so you can enjoy a fulfilling, balanced and healthy life.

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Financial wellbeing

We regularly review market data to ensure compensation reflects the value you bring. Your benefits extend beyond pay and may include financial education, a pension plan with matching contributions, etc.

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Physical and mental health

We empower you to prioritize your wellbeing through paid time off, flexible working where possible, healthcare plans, counselling, our Mental Health Allyship program and more. 

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Your career, your way

With 350,000+ roles at Cognizant, you’ll have opportunities explore new technologies, industries and locations—and build the skills you need to grow your career.

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Real-world impact

Think about the biggest brands you rely on. Chances are, they rely on us to help strengthen their business. Here, you’ll turn bold ideas into solutions that improve lives everywhere.

Your path to Cognizant

Here’s what you can expect from our hiring process. Please keep in mind that it may vary by role and location. Explore our FAQs to learn more.

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Step 1: Apply to the right opportunity

Find an open role that matches your skills and career goals and show us why you’re the person for the job. Don’t see the right opportunity? Consider joining our Talent Community.

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Step 2: Connect with your recruiter

If one of our recruiters sees a fit, they’ll set up a short intro call to learn more about you and how your experiences and skills match the role.

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Step 3: Show off your skills

If you and our team would like to continue the process, you’ll interview with our hiring team. Some roles may also require technical assessments and/or client interviews.

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Step 4: Decision time

Our team will then review each candidates’ potential to succeed in the role. This step may take some time because we want to find the right fit for both you and us—but you can count on us to keep you updated.

CAN Brigitte
Cognizant is great for those wanting to make the world a better place, as we create solutions with top technology partners to address complex problems for our clients.
Brigitte Roy Director of Strategy Alliances
CAN Rahul
I’m supported by motivational leaders who empower me to grow in my career through learning programs, industry conferences and internal job moves. I’m proud of the career progression I’m making here.
Rahul Sathe Principal Product Architect – Insurance
Can Amita
The moment I joined Cognizant, I felt like I belonged. I was heard and empowered to challenge ideas—and I still am to this day.
Dr. Amita Oppal Gill Service Line Sales Manager
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Cognizant has one of the best learning ecosystems you can ask for. From sponsored certifications to training platforms to mentorship, we have all that we need to grow.
Debashish Mishra SAP MM Developer

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