Senior Real-Time Java Engineer - Fintech & Microservices

Morson Group; Greater London; Hybrid; GBP 90,000 - 120,000; Full time

Job summary

Morson Group is seeking a Senior Java Software Engineer to join a fintech-focused team in London. Work on a real‑time payments processing solution using Java 11+, Spring Boot, Kafka and MongoDB, and contribute from design and coding perspectives to deliver scalable, highly available components.

You will thrive in an Agile environment with strong emphasis on Pair Programming and TDD/BDD, delivering client-specific features for high-volume financial platforms.

Qualifications

• Strong hands-on Java engineering with Java 11+.
• Deep knowledge of microservices, Spring/Spring Boot.
• Experience in distributed real-time apps with Reactive Programming and tools like Akka, Kafka, WebFlux, RXJava.
• Hands-on with MongoDB and AWS cloud.
• Experience in Financial Services, payments preferred.

Responsibilities

• Join a client implementation team to deliver and customise core real-time payments processing components.
• Take ownership of delivering features ensuring high availability, resiliency, and scalability.
• Work in an Agile, pair-programming and TDD/BDD influenced environment.

Skills

Java

Microservices

Reactive programming

TDD/BDD

Real-time systems

AWS Cloud

Akka

Kafka

WebFlux

RXJava

Tools

Spring Boot

MongoDB

Docker/Kubernetes

Job description

Morson Group is seeking a Senior Java Software Engineer to join a fintech-focused team in London. Work on a real‑time payments processing solution using Java 11+, Spring Boot, Kafka and MongoDB, and contribute from design and coding perspectives to deliver scalable, highly available components.

You will thrive in an Agile environment with strong emphasis on Pair Programming and TDD/BDD, delivering client-specific features for high-volume financial platforms.