050 - Senior Java & Axway API Gateway Developer

RiDiK (a Subsidiary of CLPS. Nasdaq: CLPS); Singapore; On-site; SGD 110,000 - 150,000; Full time

Job summary

RiDiK (a Subsidiary of CLPS. Nasdaq: CLPS) in Singapore seeks a seasoned API engineer to design, develop, and support enterprise APIs and integration solutions.

You will configure Axway API Gateway policies, implement authentication, encryption, and API protection, and collaborate with security, DevOps, and infrastructure teams. The role requires strong Java expertise, microservices, REST APIs, and hands-on experience with API security, OAuth 2.0, JWT, PKI, and CI/CD pipelines.

Qualifications

• 6+ years of experience in Java development and API technologies.
• Hands-on experience with Axway API Gateway, Policy Studio, API Manager, and .FED deployments.
• Proficient in Java, Microservices, REST APIs, Maven, Git/Bitbucket, and CI/CD pipelines.
• Experience in API design, development, deployment, and production support.
• Strong troubleshooting and incident management skills.
• API Security Expertise (Mandatory) including OAuth 2.0, JWT, PKI, and threat protection.

Responsibilities

• Design, develop, and support enterprise APIs and integration solutions.
• Configure and maintain Axway API Gateway policies and security controls.
• Implement authentication, authorization, encryption, and API protection mechanisms.
• Work closely with application, infrastructure, security, and DevOps teams.
• Perform root cause analysis, troubleshooting, and performance optimization for API platforms.
• Support API deployments, governance, and lifecycle management activities.

Skills

Java

Microservices

REST APIs

CI/CD

Git/Bitbucket

Maven

Axway API Gateway

Policy Studio

API Manager

OAuth 2.0

JWT

PKI

mTLS

OpenID Connect

OWASP API Security

Tools

Axway API Gateway

Policy Studio

API Manager

Job description

RiDiK (a Subsidiary of CLPS. Nasdaq: CLPS) View all jobs

Location: Changi Business Park

Skills & Experience:

6+ years of experience in Java development and API technologies.

Strong hands-on experience with Axway API Gateway, Policy Studio, API Manager, and .FED deployments.

Proficient in Java, Microservices, REST APIs, Maven, Git/Bitbucket, and CI/CD pipelines.

Experience in API design, development, deployment, and production support.

Strong troubleshooting and incident management skills.

API Security Expertise (Mandatory)

Deep understanding of OAuth 2.0, including Client Credentials, Authorization Code, JWT Bearer, and Refresh Token flows.

Strong knowledge of JWT token generation, validation, claims, signing, and encryption.

Hands-on experience implementing and managing API security policies within Axway API Gateway.

Experience with PGP encryption/decryption, digital signatures, key management, and certificate handling.

Good understanding of SSL/TLS, mTLS, PKI, OAuth, OpenID Connect, and API threat protection.

Knowledge of OWASP API Security Top 10 and enterprise API security best practices.

Responsibilities

Design, develop, and support enterprise APIs and integration solutions.

Configure and maintain Axway API Gateway policies and security controls.

Implement authentication, authorization, encryption, and API protection mechanisms.

Work closely with application, infrastructure, security, and DevOps teams.

Perform root cause analysis, troubleshooting, and performance optimization for API platforms.

Support API deployments, governance, and lifecycle management activities.

Nice to Have

Experience with Kafka, IBM MQ, Docker, Kubernetes, Splunk, Dynatrace, AWS, or Azure.

Prior experience in banking, financial services, or large enterprise environments.