Senior Java Engineer Payments
Location: London two days per week
Contract Length: Minimum twelve months
Pay: £525 - £625 per day
An experienced Senior Java Engineer is required to support the delivery of large-scale enterprise payments platforms within a modern cloud-based architecture. This is a hands-on engineering role suited to someone who enjoys solving complex problems and working closely with senior technology and banking stakeholders.
What you will be doing
You will be designing and building robust Java based payment services using modern engineering practices. The work is delivery focused and will involve contributing to cloud native microservices handling high volume transactions within critical banking environments. Collaboration and communication are key as you will be working alongside engineers, architects and non-technical stakeholders.
Essential experience
Strong hands-on experience with Java eleven Spring Boot and microservices architectures

Proven experience working within AWS cloud environments

Solid experience using Apache Kafka and asynchronous messaging

Deep understanding of payments processing and ISO 20022 standards

Between five and ten years’ experience as a Java engineer

At least three years hands on experience implementing ICON IPF within banking environments

Background working closely with major banking or financial services clients

Confident communicator able to engage with both technical and non-technical audiences
Why apply
This role offers long term stability challenging technical work and the opportunity to contribute to mission critical payment systems used at scale. Ideal for an experienced Java Engineer looking to apply their skills in a complex high impact payments environment.