Java Backend Developer

About this role

<p><strong>Job Title: Java Developer</strong></p> <p>About Us</p> <p><em>“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 </em><a href="https://avtarinc.com/what-we-do/enrich-diversity/best-companies-for-women/"><em>Avtar & Seramount</em></a><em>. 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.  </em></p> <p><em>WHY JOIN CAPCO?</em></p> <p>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.</p> <p><em>MAKE AN IMPACT</em></p> <p>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.</p> <p><em>#BEYOURSELFATWORK</em></p> <p>Capco has a tolerant, open culture that values diversity, inclusivity, and creativity.</p> <p><em>CAREER ADVANCEMENT</em></p> <p><em>With no forced hierarchy at Capco, everyone has the opportunity to grow as we grow, taking their career into their own hands.</em></p> <p><em>DIVERSITY & INCLUSION</em></p> <p><em>We believe that diversity of people and perspective gives us a competitive advantage.</em></p> <p>MAKE AN IMPACT</p> <p>Role: Java Developer</p> <p>location: Pune & Bangalore</p> <p>Exp: 8-10 Years</p> <p><strong><u></u></strong></p> <div class="ewa-rteLine">Must-have (non negotiables)</div> <div class="ewa-rteLine">• Core Java: Strong Java (ideally Java 11+ / 17), OOP, collections, concurrency basics, JVM fundamentals.</div> <div class="ewa-rteLine">• Spring ecosystem: Spring Boot, Spring MVC, Spring Data; building RESTful services; validation and error handling.</div> <div class="ewa-rteLine">• API design: REST standards, versioning, idempotency, pagination, OpenAPI/Swagger.</div> <div class="ewa-rteLine">• Testing discipline: JUnit 5, Mockito; integration testing; test pyramid understanding; ability to write maintainable tests.</div> <div class="ewa-rteLine">• Build & dependency management: Maven/Gradle; managing dependencies safely (incl. avoiding vulnerable libraries).</div> <div class="ewa-rteLine">• Data layer: SQL fundamentals; experience with one RDBMS (e.g., Oracle/Postgres); transaction handling; performance basics.</div> <div class="ewa-rteLine">• Security basics: OAuth2/OIDC concepts, JWT, secure coding (OWASP Top 10), input validation, secrets handling.</div> <div class="ewa-rteLine">• Performance & troubleshooting: Profiling basics, log-driven debugging, understanding latency/throughput trade-offs.</div> <div class="ewa-rteLine">• Git + code quality: Code reviews, clean code, static analysis (Sonar-style), refactoring.</div> <div class="ewa-rteLine">• Delivery mindset: Works with DevSecOps/QA, understands CI/CD, and can support production issues responsibly.</div> <div class="ewa-rteLine">• Payments Backgroud, basic understanding of the payments flows</div> <div class="ewa-rteLine"> </div> <div class="ewa-rteLine">Good-to-have (differentiators)</div> <div class="ewa-rteLine">• Microservices patterns: Resilience (timeouts/retries/circuit breakers), distributed tracing, eventual consistency.</div> <div class="ewa-rteLine">• Messaging/streaming: Kafka/RabbitMQ; event-driven design; exactly-once/at-least-once trade-offs.</div> <div class="ewa-rteLine">• Reactive programming: WebFlux/Reactor (where relevant).</div> <div class="ewa-rteLine">• Caching: Redis/Hazelcast; cache invalidation strategies.</div> <div class="ewa-rteLine">• NoSQL exposure: MongoDB/Cassandra (if the domain needs it).</div> <div class="ewa-rteLine">• Cloud-native: 12-factor apps, containerisation, Kubernetes basics, cloud managed services.</div> <div class="ewa-rteLine">• Domain-driven design: DDD, hexagonal architecture, CQRS (when appropriate).</div> <div class="ewa-rteLine">• Observability: Structured logging, metrics, tracing; correlation IDs.</div> <div class="ewa-rteLine">• Security depth: mTLS, certificate handling, secure API-to-API auth, threat modelling participation.</div> <p><strong><u></u></strong></p>