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Back end developer

Leeds
Lorien Resourcing
Developer
€75,000 a year
Posted: 18h ago
Offer description

Location: Leeds ( 1- day onsite per week)

Duration: 6 Months


Description


About the Role

Join our US Product Development team, where we build innovative retail systems for Sportsbooks and hotel check-in kiosks across the US. As a senior developer, you’ll lead backend development, mentor engineers, and shape the future of our technology stack. We’re looking for a collaborative, results‑driven professional who values simplicity, ownership, and continuous learning.


Key Responsibilities


Technical Leadership

* Design and build Java microservices using modern Java and Spring Framework
* Architect scalable, fault-tolerant, high-performance systems
* Lead initiatives to improve code quality, reduce technical debt, and enhance CI/CD pipelines
* Promote functional programming and internal open-source practices
* Mentor junior and mid-level developers, fostering a culture of growth and excellence
* Facilitate team debugging and problem‑solving sessions


Strategic Impact

* Influence architecture and technical direction across the team
* Write clean, maintainable code that supports long‑term scalability and team contributions
* Define and uphold development standards and best practices
* Lead and participate in production support, including on‑call rotation
* Work closely with QA to ensure high-quality software delivery
* Contribute to a culture of continuous improvement and innovation
* Collaborate across teams and time zones to deliver impactful solutions
* Help drive the evolution of next‑generation sports betting technology


What You’ll Bring


Experience

* 5+ years of professional Java development experience
* Deep expertise in Spring Framework and microservices architecture
* Proven ability to mentor and develop engineering talent
* Strong background in messaging systems (Kafka, RabbitMQ)
* Proficiency with AWS, Docker, SQL/NoSQL, and automated testing
* Experience in Agile environments with a DevOps mindset


Mindset & Skills

* Ownership mentality with a focus on delivering customer value
* Strategic thinker with a bias for action and simplicity
* Passionate about learning, teaching, and raising the bar
* Comfortable working flexibly to support US‑based teams
* Strong communicator and effective collaborator across disciplines


Bonus Points

* Degree in Computer Science or related field
* Experience with Python, TypeScript, Scala, or GraphQL
* Familiarity with advanced AWS services and hardware interfaces
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