Senior Java Developer - Version Upgrade & Infrastructure Specialist

Job Title: Senior Java Developer - Version Upgrade & Infrastructure Specialist About Us “Capco, a Wipro company, is a global technology and management consulting firm. Awarded with Consultancy of the year in the British Bank Award and has been ranked Top 100 Best Companies for Women in India 2022 by Avtar & Seramount . With our presence across 32 cities across globe, we support 100+ clients across banking, financial and Energy sectors. We are recognized for our deep transformation execution and delivery. WHY JOIN CAPCO? You will work on engaging projects with the largest international and local banks, insurance companies, payment service providers and other key players in the industry. The projects that will transform the financial services industry. MAKE AN IMPACT Innovative thinking, delivery excellence and thought leadership to help our clients transform their business. Together with our clients and industry partners, we deliver disruptive work that is changing energy and financial services. #BEYOURSELFATWORK Capco has a tolerant, open culture that values diversity, inclusivity, and creativity. CAREER ADVANCEMENT With no forced hierarchy at Capco, everyone has the opportunity to grow as we grow, taking their career into their own hands. DIVERSITY & INCLUSION We believe that diversity of people and perspective gives us a competitive advantage. Job Title: Senior Java Developer - Version Upgrade & Infrastructure Specialist Location: Pune/ Bengaluru/ Gurugram/ Chennai/ Mumbai/ Hyderabad (Hybrid - 2 days a week from office) Experience: 5yrs+ Role Overview We are looking for a highly skilled Senior Java Developer with deep expertise in Java version upgrades, infrastructure management, and platform modernization . The ideal candidate should have strong hands-on experience in upgrading complex enterprise applications across Java versions, managing deployments on both Windows and Linux environments , and working closely with infrastructure, middleware, and DevOps teams. This role requires a professional who understands not only application development but also the underlying platform, server, operating system, middleware, and deployment architecture. Key Responsibilities Lead Java application modernization and version upgrade initiatives (Java 8 → 11 → 17 → 21). Assess application compatibility, dependencies, libraries, and frameworks during upgrade projects. Troubleshoot and resolve issues arising from JDK, JVM, OS, middleware, and application server upgrades. Perform performance tuning, JVM tuning, memory optimization, and capacity planning. Manage deployments, configurations, and troubleshooting across Linux and Windows environments. Work closely with Infrastructure, DevOps, Middleware, Security, and Architecture teams. Support application migrations to modern platforms and cloud environments. Analyze server logs, application logs, thread dumps, heap dumps, and GC logs. Implement automation for deployment, monitoring, and operational support activities. Ensure adherence to security, reliability, and operational best practices. Mandatory Skills Core Java Strong hands-on experience with Java 8, 11, 17, and above. Expertise in Java upgrade and migration projects. Spring Boot, Spring Framework, REST APIs, Microservices. Maven, Gradle. Infrastructure & Platform Expertise Strong administration and troubleshooting experience on: Linux (RHEL, CentOS, Ubuntu) Windows Server Understanding of OS-level configurations impacting Java applications. Server performance analysis and troubleshooting. What We're Looking For Strong problem-solving mindset with infrastructure-first thinking. Ability to troubleshoot across the full technology stack. Experience working on large-scale production environments. Capability to independently lead application upgrade and modernization programs. Excellent stakeholder management and communication skills. If you are keen to join us, you will be part of an organization that values your contributions, recognizes your potential, and provides ample opportunities for growth. For more information, visit www.capco.com. Follow us on Twitter, Facebook, LinkedIn, and YouTube.