Senior Java Developer (AWS +Kubernetes)
Summary
Senior Java developer or technical lead on a cloud modernization program at Mphasis: redesigning legacy booking and movement-management applications as Java 17/Spring Boot microservices, deploying them on Kubernetes and AWS with MongoDB, while mentoring the team and working on-site 5 days a week in Canary Wharf, London.
We are looking for an experienced Java professional to join a strategic migration program involving the modernization of existing applications onto a cloud-native technology stack. The role requires strong technical expertise, architecture understanding, and domain knowledge within booking and movement management systems. This role would suit a Senior Java Developer, Technical Lead, or Agile Technical Lead who can combine strong hands‑on engineering skills with architecture and domain understanding.
Mode: This is the on‑site position, 5 days a week work from office London (Canary Warf).
Responsibilities:
- Design and develop scalable microservices using Java 17 and Spring Boot.
- Participate in application modernization and migration to AWS cloud platforms.
- Deploy and manage containerized applications using Kubernetes.
- Work with MongoDB or comparable NoSQL databases.
- Contribute to architecture discussions and ensure adherence to best practices.
- Collaborate with Agile feature teams to deliver business‑critical capabilities.
- Understand, analyze, and implement requirements across booking and movement workflows.
- Engage with stakeholders to translate business requirements into technical solutions.
- Support integration with systems such as GIAA, FTPS, Booking Engine, Movement Engine, and Booking Instructions platforms.
- Provide technical leadership, mentoring, and guidance to the development team.
Must Haves:
- Strong hands‑on experience with Java 17, Spring Boot, and Microservices, 8+years of experience.
- Experience withKubernetes orchestration and containerization.
- Working knowledge of MongoDB or similar NoSQL databases.
- Experience in large‑scale migration or transformation programs.
- Strong understanding of distributed systems and solution architecture.
- Experience working within Agile feature teams.
- Ability to understand complex business domains and translate requirements into technical solutions.
Nice-to-Haves:
- Booking Engine
- Movement Engine
- Booking Instructions
- Operational workflow management
- End-to-end booking lifecycle and associated business processes