Senior Java Developer

xantura; Greater London; On-site; GBP 85,000 - 120,000; Full time

Job summary

Xantura in the United Kingdom is seeking an experienced Senior Java Developer to join the engineering team and help design, build, and evolve our cloud-based data and analytics platform used by local authorities and public sector organisations across the UK.

This hands-on senior role focuses on scalable backend systems, improving reliability and performance, and contributing to architecture, engineering standards, and development practices.

Qualifications

• Senior Java Developer with strong backend engineering background.
• Experience delivering scalable backend systems and improving reliability.
• Mentoring and supporting other developers within a team.

Responsibilities

• Design, build and evolve a cloud-based data and analytics platform used by local authorities and public sector organisations across the UK.
• Improve platform reliability and performance and contribute to architecture, standards, and development practices.
• Collaborate with Product, QA, Infrastructure, Customer Success and Delivery teams; mentor teammates.

Skills

Java

Backend development

Cloud/data processing

Job description

We are looking for an experienced Senior Java Developer to join the engineering team at Xantura, helping to design, build, and evolve our cloud-based data and analytics platform used by local authorities and public sector organisations across the UK.

This is a hands-on senior engineering role focused on developing scalable backend systems, improving platform reliability and performance, and contributing to the ongoing evolution of our architecture, engineering standards, and development practices.

You will work closely with Product, QA, Infrastructure, Customer Success, and Delivery teams to deliver high-quality technical solutions while helping to mentor and support other developers within the team.

The role would suit someone who enjoys solving complex technical problems, working with large-scale data processing systems, and contributing to both technical delivery and engineering improvement initiatives.