Senior Java /.NET Solution Architect & Technical Lead
Rapsys Technologies · Singapore
Role SummaryWe are seeking an experienced Senior Solution Architect / Technical Lead to lead the design and delivery of mission-critical enterprise applications. The successful candidate will drive architecture, technical governance, AI-assisted software engineering, cloud-native modernization, DevSecOps adoption, and engineering excellence while leading high-performing delivery teams.The role requires strong experience in Java and/or Microsoft .NET ecosystems, modern cloud-native architectures, secure software engineering, AI-powered development tools, and delivery within highly regulated government environmentMandatory Qualifications* Bachelor’s degree in Computer Science, Engineering or related discipline.* 12–18+ years of enterprise software engineering experience.* 5+ years as Solution Architect or Technical Lead.* Experience leading enterprise-scale government or regulated industry projects.* Hands-on coding capability (not purely managerial).* Experience leading Agile/Scrum delivery teams.Preferred CertificationsMicrosoft* Azure Solutions Architect Expert* Azure Developer Associate* Azure AI Engineer Associate* Azure DevOps Engineer ExpertCloud* AWS Solutions Architect Professional* AWS Developer* Red Hat OpenShift* Certified Kubernetes Administrator (CKA)* Certified Kubernetes Application Developer (CKAD)* Kubernetes and Cloud Native Associate (KCNA)Security* CISSP* CCSK* CCSP* Certified DevSecOps Professional* GIAC Cloud SecurityArchitecture* TOGAF* Zachman* ArchiMateNice-to-Have Skills* Platform Engineering* Internal Developer Platforms (IDP)* Backstage* Crossplane* ArgoCD* FluxCD* Dapr* Istio* Kong Gateway* NGINX* Redis Enterprise* Apache Ignite* AI Coding Governance* FinOps* Green Software Engineering* Chaos Engineering* Performance Engineering* Digital Twin architectures* Low-code platforms (Power Platform, Mendix, OutSystems)* Site Reliability Engineering (SRE)