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Senior Middleware and Web Services Engineer

TEAMLEASE DIGITAL SOLUTIONS PTE. LTD.

Software EngineeringManagerFull-timeJurong, Jurong Island, Tuas, Singapore

Job Description

About the Role: You will work with engineering teams to lead next-generation automation for middleware and web services. The role covers evolving legacy platforms and leading their build, integration and migration to cloud-native, open-source and AI/agent-powered platforms. You will need deep technical credibility, a visionary approach, and the ability to partner with application, AI, analytics and operations teams. Key Responsibilities • Own a multi-year middleware and web services roadmap aligned to business goals such as cloud migration, cost optimisation, latency SLAs and AI/ML readiness. • Administer and optimise IBM application hosting technologies, including WebSphere Application Server, WebLogic, WebSphere Portal, WebSphere Liberty, WebSphere Process Server, WebLogic Forms and Reports, and IBM HTTP Server (IHS). • Support other web hosting platforms such as Oracle Application Server, Apache and Tomcat. • Drive adoption of AI, agentic and AIOps capabilities, including anomaly detection, predictive maintenance, self-healing, auto-scaling and automated patching. • Build end-to-end observability for middleware platforms using tools such as Grafana, Datadog or equivalents. • Lead cloud-native patterns for web services and middleware on AWS, while keeping critical on-premises applications stable and secure. • Build secure, self-service middleware capabilities through UI and API solutions for end users and applications. • Enforce enterprise information security protocols, manage SSL certificates and execute vulnerability patching for middleware components. • Design and maintain message-driven processes for low-latency, high-volume transaction environments, including wires, ACH and instant payments, and manage SWIFT applications. • Automate operational tasks and infrastructure changes using wsadmin, Python, Ansible or PowerShell. • Ensure customer requirements meet information security standards, policies and guidelines, and support routine compliance activities. • Develop, document and maintain middleware disaster recovery plans and end-to-end runbooks. • Adopt DevOps and Agile practices in day-to-day work. Requirements • 6+ years of hands-on experience with middleware, web hosting and application server products in a large organization. • Solid experience administering IBM middleware, including WebSphere, WebLogic, WebSphere Portal, WebSphere Liberty, WebSphere Process Server, WebLogic Forms and Reports, and IHS. • Experience with security compliance and protocols such as SSL and server certificates. • Good working knowledge of WebSphere (wsadmin) scripting, J2EE, XML, SQL and Shell or Perl scripting. • Experience with Unix/Linux system administration and TCP/IP networking, plus Windows proficiency. • Familiarity with compliance and risk frameworks such as ISO 27002 and SDLC. • Hands-on experience with at least one public cloud platform (AWS, Azure or GCP). • Experience with DevOps and CI/CD pipelines using Jenkins or Spinnaker. • Experience with Infrastructure as Code, such as writing, testing and deploying reusable Terraform modules. • Experience managing support and change management using ServiceNow. Desirable • Certification in public cloud or middleware products. Success Attributes Initiative, ability to perform under pressure, strong leadership and interpersonal skills, analytical problem-solving, and clear written and verbal communication. Self-motivated and able to work autonomously.

Listing closes 7 Dec 2026.

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