Senior Software Engineer

A world-leading financial institution, transforming the banking sector with cutting-edge technology, is seeking a talented professional to join their innovative team. This company is at the forefront of digital transformation, building the next generation of financial services platforms. The Role Design, develop, enhance, and support secure, scalable, and high-performing APIs and microservices for Payments, Money Movement, and Information Reporting platforms. Participate in the modernization and migration of APIs and integration services from on-premises environments to AWS cloud-native architectures. Develop cloud-native solutions leveraging AWS services including API Gateway, Lambda, ECS, Step Functions, SQS, SNS, DynamoDB, RDS, S3, IAM, KMS, and AWS Transfer Family. Build and maintain RESTful APIs and microservices using Java, Spring Boot, and AWS-native technologies. Support and enhance existing API platforms by troubleshooting issues, implementing new functionality, and optimizing performance. Contribute to code reviews, technical design discussions, and engineering best practices to improve software quality and maintainability. What You'll Need Bachelor's Degree and 4 years of experience in Software application development and maintenance OR High School Diploma or GED and 8 years of relevant experience. 3+ years of proven experience building and migrating enterprise-scale APIs utilizing AWS technologies such as API Gateway, Lambda, ECS, Step Functions, SQS, SNS, DynamoDB, RDS, S3, IAM, and KMS. Expertise in Java, Spring Boot, Node.js, RESTful API development, microservices architecture, API security, and cloud-native application design. Experience with Terraform, Docker, OpenShift, Kubernetes, CI/CD pipelines, and event-driven architectures. Hands-on experience leading API modernization and cloud migration initiatives, including decomposition of monolithic applications into microservices. Experience with Application Performance Monitoring (APM) and observability tools such as Dynatrace, AppDynamics, AWS CloudWatch, Splunk, or Grafana. What's On Offer Opportunity to be part of developing mission-critical payment APIs and cloud migration programs. Shape the next generation of scalable financial services platforms. Advance expertise in cloud-native technologies and enterprise integration patterns. A commitment to providing a competitive, thoughtfully designed, and quality benefits program. Apply via Haystack today!