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We are seeking a skilled and detail-oriented Java developer to join the Payments Engineering team. The candidate will work in a pod with 3-4 experienced Java developers and focus on adapting legacy applications for non-discretionary ISO20022 changes, which is a new financial messaging standard. An ideal candidate thrives in complex environments, is able to work under time pressure, is keen to understand business logic and excels at reverse engineering a complex code base to implement high-impact changes.
Key Responsibilities:
Participate in requirements gathering sessions with business users
Participate in analysis, solution design and planning the work with the Engineering team
Implement and test changes, participate in code reviews, assist in UAT and code releases
Think outside the box when implementing changes and improve the stack as you go along.
The position requires 4 days/week in the office.
Qualifications:
A Bachelor's or Master's degree in a computational field (Computer Science, Engineering, Applied Mathematics or a related quantitative discipline)
4+ years of relevant work experience.
A solid grasp of Java, Spring, Hibernate, and DB2
Spring Boot — dependency injection, auto-configuration, Spring Data, Spring Security
Apache Kafka — producers, consumers, Kafka Streams (stateful processing, state stores, aggregation), and Kafka Connect
MongoDB — document modelling, Spring Data MongoDB
Maven — multi-module project management, dependency resolution, build lifecycle
Docker — containerization, image builds
RESTful API design and development
Experience with event-driven / microservices architectures in a distributed systems environment
Familiarity with Git and CI/CD pipelines (GitLab CI preferred)
Preferred:
Angular
IBM MQ / JMS — queue managers, channels
Infrastructure as Code — infrastructure provisioning and management
ISO 20022 or financial messaging standards (SWIFT, CBPR+, FIN)
Python scripting
Experience in financial services, payments, or banking technology
Strong analytical skills
Ability to collaborate effectively and work in a global team
Ability to stay commercially focused, whilst not losing sight of code quality
Good communication skills.
Strong work ethic, ownership, willingness to engage and be challenged
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