Senior Java Engineer – Cloud-Native Post-Trade (Hybrid)

Harrington Starr; Greater London; Hybrid; GBP 70,000 - 90,000; Full time

Job summary

Harrington Starr is seeking a Senior Java Developer to contribute to a cloud-native post-trade platform. This engineering role involves designing and delivering scalable backend systems, working closely with Product and Client Services teams.

The ideal candidate will have a strong Java background, experience with distributed systems, and knowledge of modern engineering practices. This position offers a clear progression path toward engineering leadership.

Qualifications

• Strong commercial Java engineering background within financial services.
• Experience building scalable distributed systems and APIs.
• Strong understanding of multithreading, profiling, and performance tuning.

Responsibilities

• Design, develop, and maintain backend systems, APIs, and internal tooling.
• Build scalable microservices and event-driven systems.
• Collaborate with stakeholders to translate business requirements into technical solutions.

Skills

Java engineering

Distributed systems

APIs

Microservices

TDD

Agile

Performance tuning

Tools

Spring / Spring Boot

JUnit

Git

Terraform

Job description

Harrington Starr is seeking a Senior Java Developer to contribute to a cloud-native post-trade platform. This engineering role involves designing and delivering scalable backend systems, working closely with Product and Client Services teams.

The ideal candidate will have a strong Java background, experience with distributed systems, and knowledge of modern engineering practices. This position offers a clear progression path toward engineering leadership.