Junior Mern Stack Developer Jobs in Springfield, PA

Description - External
Senior Java Developer/AWS
Cognizant's Digital Engineering practice is seeking a highly qualified Senior Java Developer/AWS (Hybrid) with 8+ year of experience developing and building high-performing, scalable, enterprise applications. You will be part of a digital software team that works on high-demand applications. Our engineers have a passion for high-quality, reliable and maintainable code. You will work side by side with product managers, designers, and clients, making decisions together to quickly deliver valuable working software to clients and their users. Our engineers are agile and retrospective, and not afraid to identify what we're doing wrong, so we can fix it, and what we're doing right, so we can improve on it. Above all, we judge success by the success of our team and the happiness of our customers.
Cognizant Digital Engineering If you're like us, you've got big ideas. At Cognizant, we're exploring new ideas every day. We help industry leading companies reinvent their business models and innovate products that create new value-by connecting people with things, insights and experiences. Cognizant digital engineering designs, engineers and delivers digital products and experiences that drive digital-first business models. We offer the most comprehensive digital engineering expertise and client-centric methodology for sustainable innovation.
Location: Mount Laurel - NJ (Hybrid)
*You must be legally authorized to work in the USA without the need for employer sponsorship, now or at any time in the future*
Responsibilities:
• Develop and maintain high-quality software solutions using Java, Spring Boot, AWS, JavaScript, and MySQL to meet business requirements.
• Collaborate with cross-functional teams to design and implement scalable, high-performance system architectures.
• Troubleshoot complex technical issues, ensuring system reliability, security, and minimal downtime.
• Write clean, efficient, and well-documented code, conduct code reviews, and follow best practices for quality and consistency.
• Participate in Agile processes, mentor junior developers, and work with stakeholders to translate requirements into technical solutions, including optimization of databases and domain-specific solutions (Cards & Payments).
Qualifications:
• 8+ years of experience with Strong proficiency in Java, Spring Boot, AWS, JavaScript, SQL, and MySQL, with hands-on experience building scalable applications.
• Solid understanding of software development lifecycle (SDLC), Agile methodologies, and secure coding best practices.
• Excellent problem-solving and analytical skills, with the ability to troubleshoot complex technical issues and translate business requirements into technical solutions.
• Strong communication and collaboration skills, with experience working across cross-functional teams and mentoring junior developers.
• Experience with database optimization, code quality practices (code reviews, documentation), and domain knowledge in Cards & Payments is highly desirable.
Salary and Other Compensation:
Applications will be accepted until June 15th, 2026.
The annual salary for this position is between $ 68,422 $ to 131,500 depending on experience and other qualifications of the successful candidate.
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.
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

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
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:
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.
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.
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, state or local laws.
If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email [email protected] for roles based in the Americas or [email protected] for roles based in India.