SRE Engineer Java JVM - Fintech

Client Server; Greater London; Hybrid; GBP 90,000 - 110,000; Full time

Job summary

A leading global trading firm in London seeks a Site Reliability Engineer (SRE) to influence system design and drive platform improvements. The role involves hands-on coding in Java to build tools and automate processes, ensuring operational excellence. With a hybrid working model and a vibrant team environment, this position is ideal for candidates with deep knowledge of JVM internals and solid experience in performance tuning. Competitive salary package up to £110k is offered.

Benefits

On-site facilities including canteen and roof terrace

Casual dress code

Supportive team environment

Qualifications

• Experience as a Site Reliability Engineer or in a similar role with a strong Java background.
• Deep knowledge of JVM internals and performance tuning.
• Hands-on coding skills to build tools and automate processes.

Responsibilities

• Collaborate with development teams as a trusted technical advisor.
• Influence system design to ensure reliability standards.
• Drive improvements across the platform, focusing on performance and observability.

Skills

Java

JVM internals

Site Reliability Engineering

Performance tuning

Incident response

Cloud services (AWS)

Tools

Kafka

ActiveMQ

Job description

SRE Engineer (Java JVM) London / WFH to £110k

Are you a Site Reliability Engineer with a strong knowledge of Java and JVM internals?

You could be progressing your career in an impactful role at a global CFD trading company that has been consistently voted as one of the UKs top employers.

As an SRE Engineer you will collaborate with development teams, as a trusted technical advisor to influence system design, ensuring reliability standards and driving improvements across the platform.

You’ll have a broad scope including hands‑on coding (Java) to build tools and automation, incident response, observability, performance optimisation and operational excellence, working with large‑scale Java JVM distribution systems and message brokers such as Kafka and ActiveMQ, with a mix of on‑premise and cloud (AWS) based services.

Location / WFH :

There’s a hybrid model with 1‑2 days on the London office and the rest of the week work from home; when you are in the office you’ll be based in the City with an upbeat team environment, casual dress code and a range of facilities including roof terrace, canteen and break out areas.

About you :

• You are a Site Reliability Engineer SRE (or similar) with a Java software engineering background and a deep knowledge of JVM internals and performance tuning.

You have a strong knowledge of Site Reliability Engineerin…