Java 17 Developer (Investment Banking, Kafka)

Company

Lorien

Location

London

Employment Hours

Full Time

Employment Type

Contract

Salary

Job Requirements/Description

Java Developer - Investment Banking (Contract)

Location: London (Hybrid)Contract Length: 6 MonthsDay Rate: Competitive (Inside/Outside IR35 dependent on engagement)Start Date: ASAP

Overview

We are partnering with a leading investment bank looking to onboard an experienced Java Developer to join a front office trading technology team on an initial 6-month contract. The role focuses on building and enhancing trade processing systems within a fast-paced, high-performance environment.

Key Responsibilities

Develop and enhance high-performance trade processing systems
Work closely with Front Office, Trading, and Quant teams to deliver robust technical solutions
Design and build scalable, event-driven architectures using Kafka
Contribute to the development and optimisation of Trade Runner frameworks
Build containerised microservices deployed via Kubernetes
Ensure system reliability and performance in a Linux-based environment
Collaborate within Agile teams, contributing to design, code reviews, and best practices

Required Skills & Experience

Strong hands-on experience with Java (Java 17 preferred)
Proven background in investment banking or capital markets
Solid experience with trade processing systems
Exposure to or direct experience with Trade Runner platforms
Strong knowledge of:
- Apache Kafka (event-driven architecture)
- Kubernetes (container orchestration)
- Linux/Unix environments
Experience building low-latency, high-throughput systems
Strong problem-solving skills and ability to work in a front office environment

Desirable Skills

Experience working directly with Front Office trading desks
Knowledge of asset classes such as FX, Fixed Income, or Derivatives
Familiarity with CI/CD pipelines and DevOps practices
Experience with cloud platforms (AWS, GCP, or Azure)

Why Apply?

Work on critical, high-impact trading systems
Exposure to front office technology and business stakeholders
Collaborative, fast-paced environment within a top-tier investment bank
Competitive contract rates

Guidant, Carbon60, Lorien & SRG - The Impellam Group Portfolio are acting as an Employment Business in relation to this vacancy.

Apply Now