{"id":3791321,"url":"https://alion.io/job/hcltech-senior-technical-architect-116","title":"Senior Technical Architect","company":{"id":225,"name":"HCLTech","domain":"hcltech.com","url":"https://alion.io/company/hcltech","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"SuccessFactors","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"staff","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Paris, France"],"countries":["FR"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":15,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Apache Kafka","optional":false},{"name":"API Gateway","optional":false},{"name":"ArgoCD","optional":false},{"name":"Blue-Green Deployment","optional":false},{"name":"CI/CD","optional":false},{"name":"GitHub Actions","optional":false},{"name":"GitOps","optional":false},{"name":"Go","optional":false},{"name":"HarmonyOS","optional":false},{"name":"IAM","optional":false},{"name":"Kubernetes","optional":false},{"name":"OpenShift","optional":false},{"name":"React Native","optional":false},{"name":"Rest API","optional":false},{"name":"SOAP","optional":false},{"name":"Spring Boot","optional":false},{"name":"TypeScript","optional":false},{"name":"Zero Trust","optional":false},{"name":"Java","optional":true},{"name":"JavaScript","optional":true},{"name":"React.js","optional":true}],"status":"live","first_seen_at":"2026-11-05T06:45:07Z","employer_posted_date":"2026-11-05","last_verified_at":"2026-11-08T05:32:14Z","board_verified":true,"closed_at":null,"days_open":3,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":3},"description":"Job Summary\nLead Architect / Solution & Architecture Lead Location Paris, France (Client-facing, Hybrid/Onsite) Program Context The client is transforming its digital banking platform to replace the existing solution with a new owned platform delivering premium digital experiences for HNWI clients across Luxembourg and Monaco. The platform includes Mobile (iOS, Android, HarmonyOS), Web, BFF services, API-led integration, security-by-design, and phased migration from legacy. Role Overview The Lead Architect serves as the overall design authority for the SGPB Digital Banking Program and is accountable for defining, governing, and validating the target architecture across customer channels, BFF services, enterprise integrations, security, migration, and operational platforms. The role works closely with Product Owners, Enterprise Architects, Security teams, Infrastructure teams, and Delivery Leads to establish a scalable, secure, API-first architecture while ensuring successful migration from legacy to the new digital banking ecosystem. Key Responsibilities Architecture Leadership Own the end-to-end target architecture for Mobile, Web, BFF, Integration and Migration streams. Act as Design Authority for all architecture decisions throughout discovery, delivery and Go-Live. Drive architecture governance, technical standards and solution reviews. Define architecture roadmaps aligned with strategic objectives. Lead Architecture Committees with client stakeholders. Solution Architecture Define domain-driven and API-first architecture principles. Design Mobile BFF and Web BFF architecture. Define service decomposition and microservice boundaries. Establish integration patterns with: Core Banking Platforms CRM IAM/SSO KYC/AML Services Document Management Systems Notification Services Ensure architecture supports future AI-enabled services and digital innovations. Mobile & Digital Channels Drive architecture for React Native Mobile applications. Ensure consistency between Mobile and Web channels through shared business logic and reusable component strategy. Establish frontend architecture standards including: Monorepo strategy Design system governance Dynamic module loading API consumption patterns Performance optimization Accessibility compliance (WCAG) Security & Compliance Ensure Security-by-Design principles are embedded across the platform. Govern: OAuth2 OIDC PSD2 / SCA compliance Zero Trust Architecture Encryption Device Binding Certificate Pinning Secure Session Management Support Architecture, Security and Migration governance boards. Integration & Platform Architecture Define Anti-Corruption Layer and integration patterns. Drive REST, SOAP and event-driven integration architecture. Govern Kafka-based asynchronous communication. Define API contracts and enterprise integration standards. Ensure resilience through: Circuit Breakers Caching Monitoring Observability Failover strategies Migration Architecture Define transition architecture. Establish coexistence strategy during migration. Lead rollout and rollback architecture decisions. Validate migration waves and reconciliation controls. Ensure business continuity throughout migration and final cutover. DevSecOps & Operational Excellence Define CI/CD and release architecture. Govern: GitHub Actions GitOps ArgoCD Feature Flags Blue-Green Deployments Canary Releases Ensure operational readiness and production observability. Stakeholder Management Act as primary architecture counterpart for client. Present architecture strategy to executive and governance committees. Facilitate architecture workshops during Discovery and Sprint 0. Align business, security, operations and engineering teams around architectural decisions. Required Skills & Experience Architecture 15+ years IT experience. 5+ years as Lead Architect, Chief Architect or Enterprise Architect. Strong experience in large-scale Banking Digital Transformation programs. Experience building target architectures for mobile and digi\nKey Responsibilities\nKey Responsibilities\nArchitecture Leadership\nOwn the end-to-end target architecture for Mobile, Web, BFF, Integration and Migration streams.\nAct as Design Authority for all architecture decisions throughout discovery, delivery and Go-Live.\nDrive architecture governance, technical standards and solution reviews.\nDefine architecture roadmaps aligned with strategic objectives.\nLead Architecture Committees with client stakeholders. \nSolution Architecture\nDefine domain-driven and API-first architecture principles.\nDesign Mobile BFF and Web BFF architecture.\nDefine service decomposition and microservice boundaries.\nEstablish integration patterns with:\nCore Banking Platforms\nCRM\nIAM/SSO\nKYC/AML Services\nDocument Management Systems\nNotification Services\nEnsure architecture supports future AI-enabled services and digital innovations.\nMobile & Digital Channels\nDrive architecture for React Native Mobile applications.\nEnsure consistency between Mobile and Web channels through shared business logic and reusable component strategy.\nEstablish frontend architecture standards including:\nMonorepo strategy\nDesign system governance\nDynamic module loading\nAPI consumption patterns\nPerformance optimization\nAccessibility compliance (WCAG)\nSecurity & Compliance\nEnsure Security-by-Design principles are embedded across the platform.\nGovern:\nOAuth2\nOIDC\nPSD2 / SCA compliance\nZero Trust Architecture\nEncryption\nDevice Binding\nCertificate Pinning\nSecure Session Management\nSupport Architecture, Security and Migration governance boards.\nIntegration & Platform Architecture\nDefine Anti-Corruption Layer and integration patterns.\nDrive REST, SOAP and event-driven integration architecture.\nGovern Kafka-based asynchronous communication.\nDefine API contracts and enterprise integration standards.\nEnsure resilience through:\nCircuit Breakers\nCaching\nMonitoring\nObservability\nFailover strategies\nMigration Architecture\nDefine transition architecture.\nEstablish coexistence strategy during migration.\nLead rollout and rollback architecture decisions.\nValidate migration waves and reconciliation controls.\nEnsure business continuity throughout migration and final cutover.\nDevSecOps & Operational Excellence\nDefine CI/CD and release architecture.\nGovern:\nGitHub Actions\nGitOps\nArgoCD\nFeature Flags\nBlue-Green Deployments\nCanary Releases\nEnsure operational readiness and production observability.\nStakeholder Management\nAct as primary architecture counterpart for client.\nPresent architecture strategy to executive and governance committees.\nFacilitate architecture workshops during Discovery and Sprint 0.\nAlign business, security, operations and engineering teams around architectural decisions.\nSkill Requirements\nRequired Skills & Experience\nArchitecture\n15+ years IT experience.\n5+ years as Lead Architect, Chief Architect or Enterprise Architect.\nStrong experience in large-scale Banking Digital Transformation programs.\nExperience building target architectures for mobile and digital banking platforms.\nBanking Domain\nPrivate Banking / Wealth Management preferred.\nExperience with:\nAvaloq\nTriple A\nDigital Wealth Platforms\nPayments\nKYC/AML\nPSD2/SCA\nRegulatory Compliance\nTechnology\nReact Native\nReact Web\nTypeScript\nSpring Boot\nMicroservices Architecture\nAPI Management\nKafka\nKubernetes / OpenShift\nOAuth2 / OIDC\nDevSecOps platforms\nCloud & Platform\nKubernetes/OpenShift\nPrivate Cloud Architectures\nAPI Gateway Platforms\nObservability Platforms\nCI/CD Pipelines\nGovernance\nEnterprise Architecture Governance\nArchitecture Review Boards\nSolution Assurance\nRisk & Compliance Management\nOther Requirements\nRequired Skills & Experience\nArchitecture\n15+ years IT experience.\n5+ years as Lead Architect, Chief Architect or Enterprise Architect.\nStrong experience in large-scale Banking Digital Transformation programs.\nExperience building target architectures for mobile and digital banking platforms.\nBanking Domain\nPrivate Banking / Wealth Management preferred.\nExperience with:\nAvaloq\nTriple A\nDigital Wealth Platforms\nPayments\nKYC/AML\nPSD2/SCA\nRegulatory Compliance\nTechnology\nReact Native\nReact Web\nTypeScript\nSpring Boot\nMicroservices Architecture\nAPI Management\nKafka\nKubernetes / OpenShift\nOAuth2 / OIDC\nDevSecOps platforms\nCloud & Platform\nKubernetes/OpenShift\nPrivate Cloud Architectures\nAPI Gateway Platforms\nObservability Platforms\nCI/CD Pipelines\nGovernance\nEnterprise Architecture Governance\nArchitecture Review Boards\nSolution Assurance\nRisk & Compliance 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