Senior Performance Engineer (JVM & Java Optimisation) | Relocate to Abu Dhabi -

JR Spain; Barcelona; Híbrido; EUR 50.000 - 75.000; Jornada completa

Descripción de la vacante

A leading tech innovator in the cybersecurity sector is seeking a Senior Performance Engineer (JVM & Java Optimisation) to enhance performance on Java microservices in a cloud environment. This role requires expertise in JVM tuning, Kubernetes, and database performance, with full relocation support to Abu Dhabi. Candidates should have over 7 years of relevant experience and a collaborative mindset to thrive in a high-performance culture.

Servicios

Relocation support to Abu Dhabi

Visa and health insurance for dependants

Tax-free salary

Access to a collaborative team

Formación

• 7+ years of experience in software engineering.
• Expertise in JVM, Java, and Spring Boot optimization.
• Experience with performance tuning in production environments.

Responsabilidades

• End-to-end performance tuning for Java microservices.
• Optimizing JVM and Spring Boot for cloud-based environments.
• Building CI-integrated performance testing frameworks.

Conocimientos

Performance tuning

Java optimization

Kubernetes

Spring Boot

Cloud-native experience

Database performance

Monitoring tools

Herramientas

YourKit

JProfiler

Zipkin

Descripción del empleo

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Senior Performance Engineer (JVM & Java Optimisation) | Relocate to Abu Dhabi ??, Barcelona

Client:

UMATR

Location:

Barcelona, Spain

Job Category:

Other

EU work permit required:

Yes

Job Reference:

758522371146933862432461

Job Views:

1

Posted:

23.07.2025

Expiry Date:

06.09.2025

Job Description:

Senior Performance Engineer (JVM & Java Optimisation) | Relocate to Abu Dhabi ??

Must relocate to Abu Dhabi – Full relocation support provided

Join our client—an innovator in the Cyber Security industry—at the heart of the UAE’s thriving tech ecosystem, a region known for rapid innovation, a vibrant engineering community, and fast-growing opportunities.

Our client is hiring a Senior Performance Engineer (JVM & Java Optimisation) to take ownership of performance optimisation across a containerised, Java-based microservices architecture running at scale in the cloud. You’ll be the go-to expert for JVM tuning, Spring Boot optimisation, database performance, and container orchestration—ensuring low latency and high efficiency on critical systems.

What you’ll be working on:

• End-to-end performance tuning for Java microservices in Kubernetes
• JVM Optimisation (GC, threading, memory allocation)
• Spring Boot profiling & tuning (reactive streams, caching, thread pools)
• SQL, NoSQL, and in-memory DB performance (PostgreSQL, Cassandra, Redis, DynamoDB)
• Performance testing with JMeter, k6
• Observability using JFR, JVisualVM, OpenTelemetry
• Optimising event-driven architectures (Kafka, RabbitMQ)
• Building CI-integrated performance testing frameworks

Requirements:

• 7+ years of experience
• Proven expertise in JVM, Java, and Spring Boot optimisation
• Hands-on Kubernetes performance tuning in production environments
• Cloud-native experience and CI/CD performance testing integration
• Proficiency with profiling & monitoring tools (e.g., YourKit, JProfiler, Zipkin)
• Comfortable operating as an Individual Contributor

What’s in it for you?

? Performance ownership in a high-scale product

? A genuinely collaborative team & high-performance culture

️ Relocation support to Abu Dhabi

? Visa & Health insurance for you + dependants

? Live and work in one of the safest countries in the world

?? Tax Free Salary

If you'd like to discuss the role and company further, please apply with your latest CV to be considered!