Jobs at ARHS Group

The ServiceNow Administrator is responsible for managing and administering the ServiceNow platform, overseeing development, analyzing business requirements, and presenting solutions, while also ensuring platform security and user training.

The Business Analyst will gather and validate business requirements, maintain documentation, and collaborate with teams to support solution implementation and project management.

Lead testing activities for complex web and mobile applications: design and execute manual and automated tests, perform API testing with Postman, integrate tests into CI/CD, track defects, support performance testing, mentor QA peers, and maintain QA documentation and metrics to ensure delivery of high-quality software.

Plan, design and execute manual test plans and cases for web and mobile applications. Perform functional, regression, integration and exploratory testing; log and track defects; contribute to performance/load testing; maintain test documentation; validate requirements with stakeholders; improve QA processes within Agile teams.

Join ARHS Group/Accenture in Luxembourg to design, build, and maintain full-stack applications using Java and Angular. Work in Agile teams to develop microservices, REST APIs, and responsive front-ends, participate in code reviews and CI processes, and contribute to continuous improvement for public sector clients.

Design, build, and industrialize scalable AI platforms, LLMOps and MLOps tooling, agentic SDLC workflows, and developer-focused AI integrations. Support platform automation, deployment, and documentation while collaborating with cross-functional teams on-site in Luxembourg. Fluency in French required.

Lead the Finance stream for an SAP S/4HANA Bluefield migration covering FI, CO, AA, and PS. Manage and coach a small senior SAP team, liaise with customer business analysts, drive requirements gathering, solution design, testing, and deployment, ensuring alignment with S/4HANA finance best practices.

Lead functional implementation and configuration of Axway Financial Accounting Hub (AFAH); translate accounting rules into system configurations; run workshops, support UAT and deployments, provide post-go-live support, documentation, training, and process improvement while working onsite with finance, accounting, IT, and stakeholders.

Join a client team in Luxembourg to support data integration and warehousing: develop ETL processes, data models, data marts, perform capacity planning, performance tuning, data analysis, document and improve ETL components, and promote development best practices while working onsite with clients and colleagues.

Serve as liaison between business stakeholders and development teams to gather and document requirements, model processes (BPMN), define REST API integrations, write user stories and acceptance criteria, support functional testing, and assist users during implementation within Agile projects for Luxembourg public sector.

Support modernization of a critical banking application platform by building and maintaining CI/CD pipelines, automating infrastructure with Ansible, administering Unix environments, supporting release and deployment processes, performing technical assessments, remediating technical debt, developing automated validation tests, troubleshooting issues across environments, and collaborating with development and infrastructure teams.

Develop, maintain, and improve Python-based business-critical applications; design core frameworks for financial calculations; extend automated integration and testing frameworks; ensure code quality via test automation and reviews; collaborate with stakeholders and promote engineering best practices, CI/CD and DevOps.

Develop and maintain Python applications to extract, transform, and process large datasets; design and optimize SQL queries and data workflows; analyze data and contribute to analytical solutions; collaborate with business and technical stakeholders; support testing, troubleshooting, documentation, and continuous improvement. Onsite at client site in Luxembourg; requires fluency in French and English.

Define and govern the SDLC platform (GitLab, SonarQube) on AWS for 2,000+ users; design integrations with legacy systems; set SDLC standards, CI/CD, quality gates; support DevOps, QA, Security and Product teams; drive architecture roadmap and technical risk management.

Maintain and improve on-premises and cloud Azure DevOps infrastructure; implement and manage automated deployments and CI/CD YAML pipelines; develop Terraform IaC; provide operational support, build/release management, monitoring, technical review and deployment procedures within agile teams.

Design, implement, and maintain .NET backend services and Angular/PrimeNG frontends. Build REST APIs, integrate asynchronous messaging, containerize applications for Kubernetes, contribute to CI/CD and Helm manifests, implement OIDC/OAuth security, write unit/integration/e2e tests, participate in code reviews and Agile delivery, and produce technical documentation and knowledge transfer.

Drive the adoption of M365 technologies, design and implement solutions, provide hands-on support for Intune, troubleshoot issues, and ensure compliance with IT security standards.

Responsible for administering and monitoring Windows Server OS in a virtualized environment, handling backups, updates, and configurations, while providing support and recommendations for security and best practices.

Develop, configure and maintain enterprise applications through the full SDLC. Implement .NET/SharePoint/Azure solutions, integrations, CI/CD, automation, UI accessibility, and technical documentation while supporting SharePoint Online and Microsoft 365 environments.

Design and maintain enterprise cybersecurity architectures, define security frameworks and standards, translate requirements into secure designs, evaluate controls and technologies, perform risk assessments, lead PoCs, ensure regulatory compliance, and provide architectural leadership to integrate security into systems and SDLC.