Senior Dev – Java, Python & Microservices (Hybrid)

Senior Dev – Java, Python & MicroservicesCognizant’s Digital Engineering practice is seeking a highly qualified Senior Dev– Java, Python & Microservices (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 Core Backend Engineering:Strong experience in Java and Python developmentExpertise in building scalable microservices and REST APIsKnowledge of distributed systems and enterprise architecture patternsAI / LLM IntegrationExperience integrating Large Language Models (LLMs) into backend servicesProficiency in prompt engineering, inference optimization, and response quality tuningUnderstanding of responsible AI practices and model governancePayments & Domain ExpertiseFamiliarity with digital payments, cards, or financial services workflowsExperience enhancing customer journeys and transaction processes using AISecurity & ComplianceStrong understanding of secure coding practices and data protectionExperience with regulatory compliance and risk-aware system designDevOps & Quality EngineeringExperience with CI/CD pipelines, deployment automation, and hybrid environmentsStrong knowledge of testing strategies (unit, integration, non-functional)Familiarity with observability, monitoring, and performance tuningCollaboration & LeadershipAbility to work effectively in a hybrid and cross-functional environmentStrong analytical, problem-solving, and communication skillsExperience mentoring teams and promoting engineering best practicesQualifications Focuses on designing and implementing secure, scalable enterprise solutions Involves integrating Large Language Models (LLMs) with Java and Python-based services Requires 8+ years of total experience Emphasizes innovation in enhancing digital payment journeys Aims to deliver responsible, AI-driven customer experiences Operates in a day-shift model Requires close collaboration with cross-functional teams Focus on building reliable, high-performance systems Ensures alignment with business and compliance requirementsSalary And Other CompensationApplications will be accepted until July 10th, 2026.The annual salary for this position is between $ 81,337 $ to 163,000 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 InsurancePaid holidays plus Paid Time Off401(k) plan and contributionsLong-term/Short-term DisabilityPaid Parental LeaveEmployee Stock Purchase PlanDisclaimer: 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 lawApplicants 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.