Senior Java Developer | Oscar
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    Senior Java Developer

    • Software Development & Engineering, Full Stack / Back End
    • Leeds, West Yorkshire
    • Permanent
    £55K-£60K per annum

    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 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.

    To understand more about what we do with your data please review our privacy policy in the privacy section of the Oscar website.

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