Senior Java Architect: High-Throughput AI-Driven Platform

Quest Oracle Community; Greater London; Hybrid; GBP 90,000 - 130,000; Full time

Job summary

mthree is seeking a Java Software Engineer for a tier-one financial institution in London. You will lead architectural evolution, scale a high-throughput workflow engine, and embed intelligent decisioning into enterprise-scale processes.

Expertise in Enterprise Java, distributed systems, and data management is essential, with exposure to AI/automation being a plus. You will join a permanent, salaried role through the mthree Expert Career Programme.

Qualifications

• Enterprise Java expertise required: building and scaling complex Java applications.
• Experience with high-throughput distributed systems and large-scale data platforms.
• Proficiency with data management ecosystems (Oracle, Hadoop, Elasticsearch).

Responsibilities

• Architectural influence: shape high-level design to scale a platform handling millions of operations monthly.
• Engineering excellence: enforce robust design patterns, code reviews, and mentorship.
• Performance optimization: identify bottlenecks and optimize distributed architectures.
• Automation leadership: establish automated testing strategies and best-practice frameworks.

Job description

mthree is seeking a Java Software Engineer for a tier-one financial institution in London. You will lead architectural evolution, scale a high-throughput workflow engine, and embed intelligent decisioning into enterprise-scale processes.

Expertise in Enterprise Java, distributed systems, and data management is essential, with exposure to AI/automation being a plus. You will join a permanent, salaried role through the mthree Expert Career Programme.