Middleware Engineer (Middleware and Web Services)

Tap Growth ai; Singapore; On-site; SGD 100,000 - 180,000; Full time

Job summary

Tap Growth ai seeks a proactive Middleware Engineer in Singapore to manage and optimize middleware and web services, ensuring high availability across enterprise systems. The role requires deep IBM middleware experience and strong security practices.

You will work in an office setting, collaborating with operations and security teams on CI/CD pipelines, IaC deployments, and disaster recovery planning to support critical business applications.

Qualifications

• Minimum 10 years of IT experience with at least 8 years in middleware hosting and large‑scale environments.
• Proven track record administering IBM middleware products (WebSphere/WebLogic) across enterprise systems.
• Experience with security protocols (SSL) and certificates.
• Strong analytical and troubleshooting skills, able to work under pressure.
• DevOps experience with CI/CD and IaC tooling.

Responsibilities

• Configure, manage, and optimize middleware infrastructure and web services.
• Ensure high availability and performance of enterprise integrations.
• Develop and maintain disaster recovery plans and runbooks.
• Collaborate with security, compliance, and infrastructure teams.

Skills

Middleware expertise

WebSphere/WebLogic

Security compliance

Scripting (Shell/Perl)

Unix/Linux admin

Cloud (AWS/Azure/GCP)

CI/CD (Jenkins/Spinnaker)

Terraform IaC

J2EE/XML/SQL

Communication skills

Education

Degree in Computer Science/Information Technology

Tools

IBM WebSphere

WebSphere Portal

WebSphere Process Server

WebSphere Liberty

WebLogic

IHS (IBM HTTP Server)

Jenkins

Spinnaker

Terraform

Job description

We are seeking a proactive and skilled Middleware Engineer to join our growing team in Singapore. In this role, you will be responsible for managing, configuring, and optimizing our middleware infrastructure and web services. The ideal candidate will ensure seamless integration across our enterprise systems, maintaining high availability and performance standards to support our critical business operations.

Location

Singapore, Singapore

Work Mode

Work from Office

Role

Middleware Engineer (Middleware and Web Services)

• Possess a degree in Computer Science/Information Technology or related fields.
• Skilled middleware professional with at least 10 years of experience in IT and at least 8 years hands‑on experience in middleware webhosting and application server products in a large organization, preferably banking environment.
• Solid knowledge in administering IBM middleware products i.e. WebSphere and WebLogic Application Server, WebSphere Portal, WebSphere Process Server, WebSphere Liberty, WebLogic Forms and Reports, IHS (IBM HTTP Server).
• Experience in IT security compliance and implementation and use of security protocols (SSL, Server certificates etc.).
• Good experience using WAS Scripting, J2EE, XML, SQL, and Shell/Perl Scripting.
• Experience with Unix system administration and TCP/IP networking.
• Familiarity of Compliance and risk management frameworks and methodologies (ISO27002, SDLC).
• Strong analytical and troubleshooting skills.
• Hands on experience on at least one public Cloud such as AWS, Azure, or GCP.
• Success attributes include initiative, the ability to perform under pressure, strong leadership, interpersonal and communication skills as well as analytical problem‑solving abilities.
• Self‑motivated and can work autonomously.
• Excellent verbal and written communication skills to communicate with internal customers and team members.
• Proficiency in working on Linux/Unix and Windows system.
• Develop, document, and maintain comprehensive Middleware disaster recovery plans and end‑to‑end runbooks for complex infrastructure platform operations.
• Managing support services and change management using ServiceNow.
• Experience in DevOps and CI/CD pipelines using Jenkins or Spinnaker.
• Experience in Infrastructure as Code (IaC) tools like Terraform such as write, test, and deploy clean, reusable Terraform modules.
• Certification in Public Cloud and Middleware products is an added advantage.