Cognizant

Senior Java Developer

Cognizant$100K — $130K *
Information Technology
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • 10+ years of experience in Core Java, Spring Boot, and microservices development
  • Strong expertise in Kafka, including fault-tolerant message processing
  • Advanced SQL skills and experience designing schemas
  • Ability to build secure, scalable APIs in distributed environments
  • Understanding of healthcare payer operations, including claims and benefits.

Responsibilities

  • Design and develop resilient microservices for high-volume healthcare systems
  • Build and optimize event-driven architectures with Kafka
  • Develop and optimize SQL queries for complex healthcare data
  • Implement secure and reusable APIs for enterprise system integration
  • Troubleshoot and optimize system performance through JVM and database tuning.

Benefits

  • Medical, Dental, Vision, and Life Insurance
  • Paid Holidays and Paid Time Off
  • 401(k) plan with company contributions
  • Short-term and Long-term Disability
  • Paid Parental Leave
  • Employee Stock Purchase Plan
Full Job Description
About the role

As a Senior Software Engineer, you will make an impact by designing and delivering resilient, high-performance microservices that power critical healthcare payer platforms. You will be a valued member of the engineering team and collaborate with architects, product owners, and cross-functional teams to build secure, scalable solutions that enhance member outcomes and operational efficiency.
In this role, you will:
  • Design and develop robust microservices using Core Java and Spring Boot to support high-volume, transaction-heavy payer systems
  • Build and optimize Kafka-based event-driven architectures for real-time processing of claims, eligibility, and policy data
  • Develop efficient SQL queries and database models to manage complex healthcare data with accuracy and performance
  • Implement secure, reusable APIs and services for seamless integration across enterprise systems
  • Troubleshoot and optimize system performance through JVM tuning, Kafka configuration, and database optimization
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 in Hardfort CT. Regardless of your working arrangement, we are here to support a healthy work-life balance through our various wellbeing programs.

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
  • 10+ years of hands-on experience in Core Java, Spring Boot, and microservices development for large-scale systems
  • Strong expertise in Kafka, including event design, consumer groups, and fault-tolerant message processing
  • Advanced SQL skills with experience in designing schemas and optimizing complex queries
  • Proven ability to build secure, scalable APIs and microservices in distributed environments
  • Understanding of healthcare payer operations (claims, eligibility, benefits, provider data)
  • Experience with CI/CD pipelines, version control, and automated testing practices
These will help you stand out
  • Experience tuning JVM performance and optimizing Kafka-based event streaming systems
  • Familiarity with cloud-native architectures and modern microservices design patterns
  • Strong knowledge of observability practices (logs, metrics, tracing) for production systems
  • Experience collaborating in agile, cross-functional teams within hybrid environments
  • Ability to contribute to design discussions, code reviews, and long-term platform improvements


This position does not offer visa sponsorship. Candidates must be authorized to work without sponsorship now or in the future, including OPT, CPT, or any other work authorization requiring employer sponsorship.

Benefits

Cognizant offers a comprehensive benefits package, including:
  • Medical, Dental, Vision, and Life Insurance
  • Paid Holidays and Paid Time Off
  • 401(k) plan with company contributions
  • Short-term and Long-term Disability
  • Paid Parental Leave
  • Employee Stock Purchase Plan


We're excited to meet people who share our passion for building scalable, impactful technology solutions. Don't hesitate to apply, even if you only meet the minimum requirements listed-your transferable skills and unique experiences may make you the perfect fit for this role.

Additional employment information
Compensation 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.

Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government issued ID during each interview.

About Cognizant

TriZetto is Powering Integrated Healthcare Management. With technology solutions touching more than half the U.S. population today, TriZetto is uniquely positioned to drive the convergence of core benefit administration, care management and constituent engagement. TriZetto provides premier information technology solutions that enable payers and other constituents in the healthcare supply chain to improve the coordination of benefits and care for healthcare consumers.

Cognizant Careers

Join the vibrant team at Cognizant, a leading provider of information technology, consulting, and business process services. Cognizant is not just a company; it's a community where innovation, leadership, and diversity are valued and where every team member is encouraged to thrive.

Work You’ll Do

At Cognizant, we are dedicated to helping the world's leading companies build stronger businesses — not just for today but for the future. This commitment to growth and sustainability is what makes Cognizant a unique place to advance your career.

Explore Job Opportunities

Whether you're looking for an entry-level position or a more senior role, Cognizant offers a plethora of job opportunities that could be perfect for you. Our hiring process is designed to be transparent and engaging, ensuring that every candidate is able to showcase their skills and potential fully.

Innovative Work

Join a team where innovation is at the core of everything we do. Cognizant’s professionals are not just part of a company; they're part of a groundbreaking environment that combines technology, insights, and leadership to foster innovation across global industries.

Internship Programs

Kickstart your career with Cognizant’s internship programs. These opportunities allow you to gain hands-on experience, develop your professional skills, and network with experts in your field. An internship at Cognizant is a stepping stone to full-time employment and a chance to see how your studies apply in the real world.

Professional Growth and Development

Cognizant is committed to the professional growth of its employees. With access to cutting-edge training, leadership programs, and diversity initiatives, you can build a career that’s equipped for the demands of tomorrow’s business landscape.

Benefits and Culture

Our employees enjoy a range of benefits designed to support their physical, financial, and emotional well-being. Cognizant’s culture is built on a foundation of respect and inclusivity, where everyone’s contribution is valued. Join us and be part of a team that celebrates diversity and is driven to make a positive impact on the world.

Stay Connected

Join Our Team Search open positions that match your skills and interests. We look for passionate, curious, creative, and solution-driven team players. Ready to take the next step in your career journey? Explore the exciting employment and career opportunities waiting for you at Cognizant.

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Networking and Interviews

Enhance your career prospects at Cognizant through our robust networking events. Prepare your resume, sharpen your interview skills, and connect with leaders across the industry to unlock new career paths. At Cognizant, we don’t just offer jobs; we offer career journeys. Be part of a team that’s committed to your long-term career growth and professional development. Join Cognizant today and be a part of our success story.
Learn more about Cognizant
Size
340,400 employees
Market Cap
$28.7 billion
Industry
Net Income
$1.3 billion
Founded
1994
5 Year Trend
+6.5%
Revenue
$16.6 billion
NASDAQ

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