Senior Java Engineer for Greenfield Cloud Architectures

JUXT; Greater London; On-site; GBP 70,000 - 110,000; Full time

Job summary

JUXT in London is seeking senior to principal Java developers to join long-term greenfield projects with a leading financial institution. You will work in small, high-calibre teams delivering rebuilds and modernisation, replacing legacy systems with cloud-aligned Java solutions.

There is emphasis on writing great code, shaping architecture, and owning end-to-end contributions. You will join teams tackling genuinely greenfield, strategic rebuilds with autonomy and clear ownership in a friendly

Qualifications

• Strong Java + Spring Framework experience.
• Experience with OpenID Connect.
• Experience with PostgreSQL databases.
• Solid understanding of Kubernetes environments.

Responsibilities

• Develop greenfield Java services for a major financial institution in London.
• Contribute to a non-AI-based rewrite platform based on OpenRewrite.
• Rewrite Talend data transformation jobs as the first project, influencing architecture and implementation.

Skills

Java

Spring Framework

OpenID Connect

PostgreSQL

Kubernetes

Job description

JUXT in London is seeking senior to principal Java developers to join long-term greenfield projects with a leading financial institution. You will work in small, high-calibre teams delivering rebuilds and modernisation, replacing legacy systems with cloud-aligned Java solutions.

There is emphasis on writing great code, shaping architecture, and owning end-to-end contributions. You will join teams tackling genuinely greenfield, strategic rebuilds with autonomy and clear ownership in a friendly