Senior Java Software Engineer

About The Role As a Senior Java Engineer, you will make an impact by designing, developing, and enhancing cloud-based card transaction platforms that power critical digital payment services. You will be a valued member of the engineering team, collaborating with product owners, architects, delivery managers, vendors, and fellow engineers to build scalable, resilient, and secure solutions. In This Role, You Will Design, develop, and maintain enterprise-grade Java-based microservices and APIs supporting card transaction platforms. Build seamless integrations between vendor products and enterprise systems using APIs, file transfer technologies, and identity and access management platforms. Collaborate with cross-functional teams to solve complex technical challenges and deliver innovative solutions. Ensure platform reliability, security, and performance through vulnerability remediation, threat modelling, monitoring, and resiliency practices. Contribute to Agile delivery teams by developing high-quality code, creating automated tests, and supporting continuous integration and deployment pipelines. Work model We believe hybrid work is the way forward as we strive to provide flexibility wherever possible. Based on this role’s business requirements, this is a hybrid position requiring attendance at a client or Cognizant office as needed. Regardless of your working arrangement, we are here to support a healthy work-life balance through our various wellbeing programs. The working arrangements for this role are accurate as of the date of posting. This may change based on the project you're engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations. What You Need To Have To Be Considered Bachelor's degree or higher in Computer Science, Engineering, or a related field. Strong hands-on experience with Java, Spring Framework, Spring Boot, and microservices architecture. Experience developing and consuming RESTful web services and APIs. Knowledge of containerised and cloud-based environments, including OpenShift, AWS, or Azure. Experience with modern software development practices, including Agile methodologies, CI/CD pipelines, Git, Maven, and automated testing. Additional Eligibility Requirements Candidates must currently reside in the UK. Candidates must be available to start within eight weeks of receiving an offer. These will help you stand out Experience with event-driven architectures using Kafka, Solace, or MQ technologies. Familiarity with reactive programming frameworks such as Spring WebFlux, RXJava, or Vert.x. Knowledge of GraphQL and modern API design principles. Experience working with relational and NoSQL databases, including Oracle, PostgreSQL, Couchbase, Cassandra, or MongoDB. Expertise in application monitoring, performance optimisation, observability, and distributed systems design. 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. CogWW901