Lead Java Developer

Harrington Starr; Greater London; On-site; GBP 104,000 - 127,000; Full time

Job summary

Harrington Starr is seeking an experienced Java Developer to join their London Technology team, contributing to world-class Capital Markets systems. The role emphasizes hands-on software engineering with modern technologies and a deep dive into core business domains.

The ideal candidate will have strong Java, Spring, multithreading, and RMI experience, alongside a commitment to high-quality practices including TDD/BDD. London-based, with a close-knit team and growth opportunities.

Qualifications

• Strong knowledge of Java (11+), Spring/Spring Boot, multithreading and RMI.
• Experience in Capital Markets platforms and microservices architecture.
• Commitment to high-quality software engineering practices including TDD/BDD.

Responsibilities

• Good experience with Java 11+.
• Experience with Spring.
• Experience with multi-threading.
• Experience in TDD.
• Understanding of Capital Markets and Microservices.
• Experience and understanding of SOLID, Design Patterns, Clean Code and TDD.

Skills

Java 11+

Spring Framework

Multithreading

RMI

TDD/BDD

Microservices

Capital Markets domain

SOLID/Design Patterns

Clean Code

Tools

Java tooling

Spring Boot

Job description

Salary - £115’000 – plus bonus and benefits

Tech Stack: Java 11+, Spring/Spring Boot, multi-threading, profiling, performance tuning, RMI, Capital Markets, TDD, BDD, Microservices,

Harrington Starr has partnered with a forward-thinking Software Vendor specialising in the development of SaaS applications for post-trade technology and Capital Markets. They are seeking an experienced Java Developer to join their Technology team and contribute to the development of world-class Capital Markets systems.

This is an exciting opportunity to join a close-knit, collaborative team, working closely with in-house systems while gaining exposure to modern technologies and complex financial markets. You will play a key role in shaping the technical direction of a rapidly growing trading platform, while deepening your understanding of core business domains and technology platforms. The ideal candidate will be an experienced Java Software Engineer with strong knowledge of Java, Spring, multithreading and RMI, alongside a commitment to high-quality software engineering practices, including Test-Driven Development (TDD).

If you're looking to work on complex technology within the Capital Markets space and make a meaningful contribution to the evolution of a growing platform, this could be an excellent opportunity.

Key responsibilities:

• Good experience with Java 11+
• Experience with Spring
• Experience with multi-threading
• Experience in TDD
• Understanding of Capital Markets and Microservices
• Experience and understanding of SOLID, Design Patterns, Clean Code and TDD

They are looking for a Software Engineer with a background in financial services who is keen to remain hands-on with technology while bringing experience in leading and supporting other engineers. Based in their London office, you will join a growing Software Engineering team, working on cutting-edge platforms across Trading and Capital Markets.