Cognizant

Senior Software Engineer - Java Full Stack

Cognizant$69K — $110K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Computer Science, Engineering, or related field (or equivalent experience)
  • 6-9 years of experience in software engineering, focusing on backend or full-stack development
  • Strong expertise in Java and Spring Boot, including RESTful services and microservices architecture
  • Advanced proficiency in SQL / PL-SQL and MySQL (query tuning, schema design)
  • Hands-on experience with AWS services for hosting and scalability
  • Solid experience with JavaScript for web application development and API integration
  • Experience in the cards and payments domain (authorization, settlement, disputes)

Responsibilities

  • Design and develop robust backend services using Java and Spring Boot
  • Build clean, maintainable, and testable APIs and microservices
  • Develop and optimize SQL / PL-SQL queries in MySQL
  • Create responsive and intuitive frontend components using JavaScript
  • Configure and leverage AWS services for scalable deployments
  • Develop automated unit, integration, and component tests
  • Troubleshoot production issues and perform root cause analysis

Benefits

  • Flexible hybrid work environment
  • Participation in a discretionary annual incentive program based on performance
  • Opportunities for professional development and mentoring
  • Collaborative work with cross-functional teams
Full Job Description
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Senior Software Engineer - Java Full Stack

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We are seeking a Senior Software Engineer to design and build resilient enterprise services and web applications in a hybrid work environment. This role focuses on developing secure, scalable solutions using Java, Spring Boot, JavaScript, SQL, and AWS. The ideal candidate will collaborate with cross-functional teams to enhance cards and payments processing, optimize data flows, and improve customer and business partner experiences across the platform lifecycle.
Key Responsibilities
  • Design and develop robust backend services using Java and Spring Boot to support high-volume transaction processing and integrations
  • Build clean, maintainable, and testable APIs and microservices following coding best practices
  • Develop and optimize SQL / PL-SQL queries in MySQL to ensure performance, data integrity, and efficiency
  • Create responsive and intuitive frontend components using JavaScript for business and operations workflows
  • Configure and leverage AWS services (compute, storage, database, messaging) for scalable and cost-efficient deployments
  • Develop automated unit, integration, and component tests and support CI/CD pipelines
  • Participate in code reviews and technical discussions to ensure engineering standards and continuous improvement
  • Troubleshoot production issues, perform root cause analysis, and implement preventive solutions
  • Collaborate with product owners, business analysts, and QA teams to refine requirements and deliver business value
  • Create and maintain technical documentation, system designs, and architecture diagrams
  • Apply secure coding practices and ensure compliance with payment and data security regulations
  • Mentor junior engineers and promote best practices in full stack development and cloud-native solutions
  • Identify automation opportunities to improve build, deployment, and monitoring processes
Required Qualifications
  • Bachelor's degree in Computer Science, Engineering, or related field (or equivalent experience)
  • 6-9 years of experience in software engineering, with a focus on backend or full-stack development
  • Strong expertise in Java and Spring Boot, including RESTful services and microservices architecture
  • Advanced proficiency in SQL / PL-SQL and MySQL (query tuning, schema design, transactional systems)
  • Hands-on experience with AWS services for application hosting, scalability, and monitoring
  • Solid experience with JavaScript for web application development and API integration
  • Experience in cards and payments domain (authorization, settlement, disputes)
  • Strong understanding of software development lifecycle, best practices, and secure coding principles
Preferred Qualifications
  • Experience working in high-volume transaction environments
  • Familiarity with CI/CD tools and DevOps practices
  • Exposure to regulatory and compliance requirements in financial systems

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Location: Ontario, Canada

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Salary Range: 69,000 - 110,000

This position is also eligible for Cognizant's discretionary annual incentive program, based on performance and subject to the terms of Cognizant's applicable plans.

We're excited to meet people who share our mission and can make an impact in a variety of ways. Don't hesitate to apply, even if you only meet the minimum requirements listed. 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.

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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