Java Software Engineer

Merton, London

Cornwallis Elt Ltd
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Java Software Engineer - Java 11+, Spring, Spring Boot, Microservices, Kafka, Akka, Docker/Kubernetes, Real-time, TDD/BDD, Payments

A Java Engineer with a background in finance/payments and experience working on distributed real-time systems is sought after by a global Fintech. This organisation specialises in providing high performance technology solutions to global financial institutions (including several Investment Banks), primarily to augment their payments capabilities.

As a Senior Engineer, you will join the core engineering team working on the development of their real-time payments processing platform, using a primary tech stack of Java 17, Spring Boot and Akka.

As a Fintech, they are highly Agile, operating in multi-functional delivery squads manging projects from inception through to delivery/go-live and with a heavy focus on Pair Programming and TDD, so are looking for people from similar environments.

To be successful, you will demonstrate:

  • A strong background in hands-on Java engineering, currently working with Java 11+
  • Indepth knowledge of microservices architecture and usage of Spring/Spring Boot
  • Experience developing distributed, real-time applications (with Akka AND/OR Kafka) with an appreciation of topics such as Concurrency and multithreading.
  • Experience of Reactive Programming Techniques in conjunction withasynchronous event processing and data streams, with tools such as Spring Webflux, RxJava, Akka etc.
  • Any experience with frontend Angular development or AWS cloud is highly beneficial.
  • Industry experience within Financial Services, preferably within the Payments arena.

If you are passionate about building real-time software and keen to join a growing fintech, please do apply.

Please note this role will require two days per week in office in South London

Date Posted: 10 May 2025
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