Senior Java Developer

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Overview

Senior Java Developer - Leeds City Centre (Hybrid)

Up to £60,000 | 4 days in office, Friday WFH | AI & Machine Learning

I'm recruiting for a forward-thinking tech company based in Leeds City Centre that's transforming how retailers harness AI and machine learning to boost profitability and stay competitive in a rapidly evolving market.

They're looking for an experienced Senior Java Developer to join their team of 7 engineers, reporting to the Engineering Manager. You will develop intelligent, data-driven software used by major retail clients across the UK, Europe, North America, and Australia.

Responsibilities

  • Designing and developing enterprise-grade Java applications using Spring and Hibernate
  • Collaborating with data scientists to embed AI/ML insights into real-world systems
  • Building scalable, high-availability solutions for global retail clients
  • Driving code quality, performance, and architecture best practices
  • Mentoring junior engineers and contributing to continuous improvement

Tech Stack & Tools

Essential Skills

  • 8+ years' experience in Java development (commercial)
  • Strong expertise in Spring / Spring Boot
  • Solid experience with Hibernate

Desirable Skills

  • Python or R - exposure to data or ML integration
  • SQL - for data management and optimisation
  • JavaScript - for front-end collaboration
  • Grails - nice to have, not essential

Environment & Tools

  • Cloud: AWS / Azure
  • DevOps: Git, CI/CD, Docker, Kubernetes
  • Agile, collaborative environment with code reviews and shared ownership

What You'll Be Doing

  • Designing and developing enterprise-grade Java applications using Spring and Hibernate
  • Collaborating with data scientists to embed AI/ML insights into real-world systems
  • Building scalable, high-availability solutions for global retail clients
  • Driving code quality, performance, and architecture best practices
  • Mentoring junior engineers and contributing to continuous improvement

What We\'re Looking For

  • 8+ years' experience in Java software development
  • Proven background delivering complex, scalable backend systems
  • Deep understanding of Spring Boot and Hibernate
  • Familiarity with cloud-based environments (AWS or Azure)
  • Strong communicator and team player
  • Able to work 4 days on-site in Leeds City Centre, with Friday working from home

What’s on Offer

  • Up to £60,000
  • Hybrid working - 4 days in the office, Friday from home
  • Global exposure - clients across the UK, Europe, North America & Australia
  • Work with cutting-edge AI and machine learning technologies
  • Collaborative, supportive team of 7 developers
  • Career growth opportunities with direct access to the Engineering Manager

Oscar Associates (UK) Limited is acting as an Employment Agency in relation to this vacancy.

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Location:
Leeds, England, United Kingdom
Salary:
£125,000 - £150,000
Job Type:
FullTime
Category:
IT & Technology

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