eFX Software Engineer - Banking - Contract

Vertus Partners; City Of London; Hybrid; GBP 80,000 - 100,000; Full time

Job summary

A financial technology firm in London seeks an experienced eFX Software Engineer to design and develop secure, high-performance trading systems. You will lead software initiatives, collaborate across teams, and have expertise in Java and electronic trading. Flexible working options available.

Qualifications

• Strong expertise in Java, Linux optimisation, and CPU/memory management.
• In-depth knowledge of networking protocols (TCP, UDP, Multicast, FIX).
• Experience in electronic/algorithmic trading and FX products.

Responsibilities

• Design and develop low-latency, fault-tolerant trading architectures.
• Lead complex software initiatives using modern Java patterns.
• Collaborate across teams to deliver robust trading platforms.

Skills

Java

Linux optimisation

Networking protocols (TCP, UDP, Multicast, FIX)

Automated testing

API design

DevOps workflows

Job description

eFX Software Engineer - Banking - Contract

Join a forward-thinking technology team transforming the future of financial services. We're looking for an experienced eFX Software Engineer to build secure, high-performance trading systems in a collaborative, inclusive, and agile environment.

What you'll do:

Design and develop low-latency, fault-tolerant trading architectures

Lead complex software initiatives using modern Java patterns (low-GC, lock-free)

Collaborate across teams to deliver robust trading platforms and services

Influence architectural decisions and shape product roadmaps

Drive Agile development and uphold best practices in test-driven development

What you'll bring:

Strong expertise in Java, Linux optimisation, and CPU/memory management

In-depth knowledge of networking protocols (TCP, UDP, Multicast, FIX)

Experience in electronic/algorithmic trading and FX products

Background in automated testing, API design, and DevOps workflows

Ability to translate business needs into scalable technical solutions

Flexible working options available.

This is your chance to work on impactful projects and shape the next generation of trading technology.

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