Senior Middleware & Web Services Architect (Cloud-Native)

RAPSYS TECHNOLOGIES PTE. LTD.; Singapore; On-site; SGD 180,000 - 260,000; Full time

Job summary

RAPSYS TECHNOLOGIES PTE. LTD. is seeking a senior middleware specialist in Singapore to drive next-generation automation for middleware and web services. You will evolve legacy systems while leading build, integration, and migration to cloud-native platforms.

The role requires deep technical credibility, visionary leadership, and the ability to partner with application, AI, analytics, and operations teams. Experience with IBM middleware and cloud migrations is essential.

Qualifications

• Degree in Computer Science/IT or related field.
• 10+ years IT experience with 8+ years in middleware webhosting and app servers in large orgs, banking preferred.
• Solid knowledge administering IBM middleware products (WebSphere/WebLogic).
• Security compliance experience and SSL/Server certificates handling.
• Experience with WAS Scripting, J2EE, XML, SQL, and Shell/Perl scripting.
• Unix/Linux admin experience and TCP/IP networking.
• Familiarity with ISO27002, SDLC frameworks.
• Hands-on with at least one public cloud (AWS/Azure/GCP).
• Strong analytical, leadership, and communication skills.
• Autonomous and self-motivated with problem solving.

Responsibilities

• Develop and own multi-year strategic roadmap for middleware and web services.
• Lead IBM WebSphere/WebLogic ecosystems and related web hosting tech.
• Drive AI/AIops capabilities and cloud-native patterns on AWS.
• Build observability with Grafana or Datadog.
• Enforce security protocols and patch management for middleware.
• Design scalable, low-latency message workflows (SWIFT, wires, payments).
• Automate tasks using WAS admin, Python, Ansible, or PowerShell.
• Promote DevOps/Agile in daily work and security practices.

Skills

IBM WebSphere

WebLogic

Cloud platforms

DevOps practices

CI/CD pipelines

Automation tooling

Python/ scripting

Unix/Linux admin

Security/compliance

Leadership/communication

Education

Bachelor's degree in Computer Science/IT

Tools

Jenkins

Spinnaker

Terraform

Ansible

PowerShell

IHS (IBM HTTP Server)

Job description

RAPSYS TECHNOLOGIES PTE. LTD. is seeking a senior middleware specialist in Singapore to drive next-generation automation for middleware and web services. You will evolve legacy systems while leading build, integration, and migration to cloud-native platforms.

The role requires deep technical credibility, visionary leadership, and the ability to partner with application, AI, analytics, and operations teams. Experience with IBM middleware and cloud migrations is essential.