ARHS Group, part of Accenture, is seeking a Senior Java Backend Technical Lead to join client teams onsite in Luxembourg. This role combines hands-on backend development with technical leadership to design, develop, and evolve mission-critical applications. You will design, develop, and maintain robust backend applications using Java 17 and Spring Boot; lead the technical design and implementation of new features and system enhancements; provide technical guidance and mentor Java developers within the team; perform code reviews and promote coding standards, best practices, and software quality; translate functional and technical requirements into scalable solutions; ensure maintainability, performance, reliability, and security; collaborate with Solution Architects, Business Analysts, QA Engineers, and DevOps teams throughout the software development lifecycle; contribute to testing, design reviews, and continuous improvement; support CI/CD processes and participate in deployment and release activities; investigate and resolve complex production issues through root cause analysis and second-line support; drive technical decisions and proactively identify opportunities to improve existing solutions and development practices. This position requires onsite presence with clients to support project delivery and strengthen collaboration; in-person collaboration is integral, and ARHS Group aims to be flexible to support work/life needs. Requirements: At least 7 years of experience in Java backend development; strong hands-on experience with Java 17; excellent knowledge of Spring F

ARHS Group, part of Accenture, is seeking a Senior Java Backend Technical Lead to join client teams onsite in Luxembourg. This role combines hands-on backend development with technical leadership to design, develop, and evolve mission-critical applications. You will design, develop, and maintain robust backend applications using Java 17 and Spring Boot; lead the technical design and implementation of new features and system enhancements; provide technical guidance and mentor Java developers within the team; perform code reviews and promote coding standards, best practices, and software quality; translate functional and technical requirements into scalable solutions; ensure maintainability, performance, reliability, and security; collaborate with Solution Architects, Business Analysts, QA Engineers, and DevOps teams throughout the software development lifecycle; contribute to testing, design reviews, and continuous improvement; support CI/CD processes and participate in deployment and release activities; investigate and resolve complex production issues through root cause analysis and second-line support; drive technical decisions and proactively identify opportunities to improve existing solutions and development practices. This position requires onsite presence with clients to support project delivery and strengthen collaboration; in-person collaboration is integral, and ARHS Group aims to be flexible to support work/life needs. Requirements: At least 7 years of experience in Java backend development; strong hands-on experience with Java 17; excellent knowledge of Spring F