Arηs Group, Part of Accenture, specializes in the management of complex public sector IT projects, including systems integration, informatics and analytics, solution implementation and program management. Our team helps lead clients through digital and information systems design, bringing expertise in a variety of areas ranging from software development, data science and security management to machine learning, cloud, and mobile development.
Arηs Group was acquired by Accenture in July 2024.
Job DescriptionARHS Group, part of Accenture, is looking for a Senior Software Tester to join one of our client teams onsite in Luxembourg within a European institutional environment.
Help ensure the quality and reliability of business-critical applications used in a complex international environment. Working closely with developers, business analysts, and project teams, you will contribute to testing activities across the software development lifecycle, combining manual testing with test automation to deliver high-quality software.
THE WORK:
- Design and execute test plans, test cases, and test scenarios for web and mobile applications.
- Perform functional, regression, integration, exploratory, and end-to-end testing.
- Develop and maintain automated test cases where appropriate, supporting regression and functional testing activities.
- Perform API testing using Postman and contribute to testing activities within CI/CD pipelines.
- Review and improve existing test scripts, automation frameworks, and QA processes.
- Evaluate test coverage and ensure comprehensive validation of business and technical requirements.
- Support performance and load testing activities when required.
- Prepare and maintain testing documentation, reports, and quality metrics.
- Manage and track defects throughout the software development lifecycle, working closely with development teams to ensure timely resolution.
- Act as a QA reference within projects by mentoring team members, promoting testing best practices, and contributing to the continuous improvement of QA processes.
Onsite at client site: This role requires an onsite presence with our clients and partners to support project delivery and strengthen client relationships. Our roles require in-person time to encourage collaboration, learning, and relationship-building with clients, colleagues, and communities.
HERE’S WHAT YOU’LL NEED:
- At least 5 years of experience in software testing and quality assurance.
- Strong experience designing and executing manual test strategies for complex web applications.
- Hands-on experience with Selenium and Java for test automation.
- Experience with Postman for API testing and validation.
- Familiarity with Jira and Xray or similar test management tools.
- Good understanding of Agile methodologies and the Software Development Lifecycle (SDLC).
- Experience contributing to CI/CD pipelines and automated testing practices.
- Strong analytical, problem-solving, and communication skills.
- Ability to work independently as well as within cross-functional teams.
- Fluency in English (written and spoken).
BONUS POINTS IF YOU HAVE:
- Experience acting as a Test Lead or mentoring QA team members.
- Experience with performance or load testing.
- Knowledge of React- and Java-based applications.
- Experience working in large-scale or public sector environments.
- ISTQB or other relevant software testing certifications.
As part of our security and compliance procedures, candidates will be required to undergo a criminal background check prior to employment.
Skills Required
- At least 5 years of experience in software testing and quality assurance.
- Strong experience designing and executing manual test strategies for complex web applications.
- Hands-on experience with Selenium for test automation.
- Hands-on experience with Java for test automation.
- Experience with Postman for API testing and validation.
- Familiarity with Jira and Xray or similar test management tools.
- Experience contributing to CI/CD pipelines and automated testing practices.
- Good understanding of Agile methodologies and the Software Development Lifecycle (SDLC).
- Strong analytical, problem-solving, and communication skills.
- Ability to work independently as well as within cross-functional teams.
- Fluency in English (written and spoken).
- Onsite presence at client site in Luxembourg and willingness to work on-site to support project delivery.
- Criminal background check clearance prior to employment.
- Experience acting as a Test Lead or mentoring QA team members.
- Experience with performance or load testing.
- Knowledge of React- and Java-based applications.
- Experience working in large-scale or public sector environments.
- ISTQB or other relevant software testing certifications.
What We Do
Arηs Group is a market leader in the management of complex IT projects and systems. Founded in Luxembourg in 2003, we’ve grown organically to encompass 16 entities worldwide with over 2,500 employees in Luxembourg, Belgium, France, Greece, Italy, Portugal, Bulgaria and Jordan. With our focus on getting things done, we help our clients achieve their goals with best-of-breed solutions, superior execution and exceptional services. We offer bespoke software development, data science, infrastructure, digital trust and mobile development to government institutions at national and European level, telecom providers, and financial institutions, among others. Our bold company culture is built around working hard and playing hard, with a flat and agile structure that lends itself to efficiency and employee empowerment. We value our diverse workplace of close-knit teams and provide a place where everyone can be supported to learn and evolve.







