Job Title: Senior Backend DeveloperLocation: Leeds ( 1- day onsite per week)Duration: 6 MonthsDescription:About the RoleJoin 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 fora collaborative, results-driven professional who values simplicity, ownership, and continuous learning.Key ResponsibilitiesTechnical LeadershipDesign and build Java microservices using modern Java and Spring FrameworkArchitect scalable, fault-tolerant, high-performance systemsLead initiatives to improve code quality, reduce technical debt, and enhance CI/CD pipelinesPromote functional programming and internal open-source practicesMentor junior and mid-level developers, fostering a culture of growth and excellenceFacilitate team debugging and problem-solving sessionsStrategic ImpactInfluence architecture and technical direction across the teamWrite clean, maintainable code that supports long-term scalability and team contributionsDefine and uphold development standards and best practicesLead and participate in production support, including on-call rotationCollaboration & DeliveryWork closely with QA to ensure high-quality software deliveryContribute to a culture of continuous improvement and innovationCollaborate across teams and time zones to deliver impactful solutionsHelp drive the evolution of next-generation sports betting technologyWhat You’ll BringExperience5+ years of professional Java development experienceDeep expertise in Spring Framework and microservices architectureProven ability to mentor and develop engineering talentStrong background in messaging systems (Kafka, RabbitMQ)Proficiency with AWS, Docker, SQL/NoSQL, and automated testingExperience in Agile environments with a DevOps mindsetMindset & SkillsOwnership mentality with a focus on delivering customer valueStrategic thinker with a bias for action and simplicityPassionate about learning, teaching, and raising the barComfortable working flexibly to support US-based teamsStrong communicator and effective collaborator across disciplinesBonus PointsDegree in Computer Science or related fieldExperience with Python, TypeScript, Scala, or GraphQLFamiliarity with advanced AWS services and hardware interfaces