Senior Java Engineer – Payments (ICON IPF)

Location: Remote

Pay: £800 a day

Contract Length: Minimum 12 months

Inside IR35

Overview

We’re supporting a large-scale payments transformation programme and are looking for an experienced Senior Java Engineer with strong hands-on ICON IPF experience to join a high-performing engineering team.

This role will focus on the development and enhancement of enterprise payment systems within modern cloud-based architectures, working closely with major banking clients on complex payment processing solutions.

The successful candidate will bring strong technical engineering capability alongside deep knowledge of ISO 20022 payments and modern Java microservices environments.

Responsibilities

Design, develop and maintain scalable payment applications using Java and Spring Boot
Deliver solutions within microservices-based architectures across cloud-native environments
Work extensively with the ICON IPF Payments framework within enterprise banking environments
Develop and support event-driven and asynchronous integrations using Apache Kafka
Collaborate closely with banking clients, product teams and technical stakeholders to deliver payment solutions aligned to business requirements
Contribute to system design, architecture discussions and technical best practice
Support integration and processing across ISO 20022 payment schemes and payment types
Troubleshoot and optimise high-volume payment processing applications
Participate in Agile delivery activities including sprint planning, technical refinement and peer reviews
Ensure engineering quality through testing, code reviews and continuous improvement practices

Required Experience

5–10 years’ experience as a Java Engineer within enterprise environments
Strong hands-on experience with Java 11, Spring Boot and microservices architectures
Strong AWS cloud experience
Strong experience with Apache Kafka and asynchronous messaging/event-driven systems
Strong understanding of ISO 20022 payments, payment flows and schemes
Minimum 3 years’ hands-on experience implementing ICON IPF within banking environments
Previous experience working directly with major banking or financial services clients
Strong stakeholder engagement and communication skills
Ability to work effectively across both technical and non-technical teams

Desirable

Experience within large-scale banking transformation programmes
Exposure to high-volume transaction or real-time payments systems
Experience working within Agile engineering environments
Knowledge of CI/CD and DevOps practices

If you are interested please apply or send your CV to luke.sandilands@cpl.com

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Senior Java Engineer – Payments (ICON IPF)

Job Details