Senior Java Developer

Oscar Associates Ltd; West Yorkshire; Hybrid; GBP 50,000 - 60,000; Full time

Job summary

A forward-thinking tech company is seeking a Senior Java Developer in Leeds City Centre. The role includes designing enterprise-grade Java applications with a focus on AI and machine learning. Requirements include 8+ years in Java development, expertise in Spring and Hibernate, and the ability to collaborate in a hybrid working environment. Competitive salary up to £60,000 offered.

Benefits

Up to £60,000

Hybrid working – 4 days in the office, Friday from home

Career growth opportunities

Qualifications

• 8+ years' experience in Java software development.
• Proven background delivering complex, scalable Back End systems.
• Deep understanding of Spring Boot and Hibernate.

Responsibilities

• Design and develop enterprise-grade Java applications using Spring and Hibernate.
• Collaborate with data scientists to embed AI/ML insights into real-world systems.
• Drive code quality, performance, and architecture best practices.

Skills

Java development

Spring/Spring Boot

Hibernate

Communication

Team collaboration

Tools

AWS

Azure

Git

Docker

Kubernetes

Job description

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 talented team of 7 engineers, reporting directly to the Engineering Manager. You'll play a pivotal role in developing intelligent, data-driven software used by major retail clients across the UK, Europe, North America, and Australia.

The Opportunity

This is a hands‑on senior role - ideal for someone who thrives on technical challenges, loves solving complex problems, and wants to build systems that make a tangible business impact.

You’ll be working closely with data scientists and product specialists to deliver scalable, high-performance software solutions that integrate the latest AI and ML technologies.

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 Back End 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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