Senior Java Architect: AI-Driven Modernization

Persistent Systems; Greater London; Hybrid; GBP 110,000 - 170,000; Full time

Job summary

Persistent Systems is seeking a Senior Architect – Java (with AI / GenAI) to own end-to-end architecture for enterprise platforms. The role focuses on hands-on Java-first design, scalable microservices, and AI-enabled modernization.

The ideal candidate has deep Java expertise, leadership experience, and familiarity with banking or financial services domains. This is a hybrid, permanent position in London, with opportunities to lead modernization initiatives and mentor engineers.

Qualifications

• 12–15 years in software engineering, incl. 4+ years in architecture/lead roles.
• Expertise in Java 11/17+, concurrency, and functional programming.

Responsibilities

• Own end-to-end solution and application architecture for enterprise Java platforms.
• Design and evolve microservices and event-driven architectures using Spring Boot, Kafka, IBM MQ, ActiveMQ.

Skills

Core Java

Spring ecosystem

Architecture

Event-driven

APIs

Databases

Cloud

CI/CD

Testing

Security

Non-functional design

Education

CS/Engineering degree

Tools

Spring Boot

Kafka

IBM MQ

ActiveMQ

Docker

Kubernetes

Helm

OpenAPI/Swagger

Jenkins

GitLab CI

SonarQube

Snyk

Job description

Persistent Systems is seeking a Senior Architect – Java (with AI / GenAI) to own end-to-end architecture for enterprise platforms. The role focuses on hands-on Java-first design, scalable microservices, and AI-enabled modernization.

The ideal candidate has deep Java expertise, leadership experience, and familiarity with banking or financial services domains. This is a hybrid, permanent position in London, with opportunities to lead modernization initiatives and mentor engineers.