Application Developer JAVA/.NET (12 months agency contract)

PERSOL Singapore; Singapore; Presencial; SGD 90.000 - 150.000; Jornada completa

Descripción de la vacante

PERSOL Singapore is seeking a seasoned Java developer to design, develop and implement changes across NEMS systems. You will perform peer reviews, collaborate with business users, assess risk, and produce precise system specifications for secure, auditable deployments.

The role requires 8+ years of hands-on Java/J2EE experience, expertise in SpringBoot, REST APIs, Oracle DB, and a strong grasp of security practices throughout the development lifecycle.

Formación

• Degree in IT or equivalent training.
• 8+ years development experience in Java/J2EE stack and related tools.
• Experience with secure development lifecycle and security best practices.
• Ability to gather user requirements and translate into design.
• Experience with configuration management and testing methodologies.
• Experience delivering medium to large projects (6+ months, 2+ developers+).

Responsabilidades

• Design, develop and implement application changes within agreed timelines and standards.
• Perform peer code reviews to ensure quality across NEMS systems.
• Collaborate with Applications team and users to maximize business benefit securely and cost-effectively.
• Assess impact and risk of potential changes to systems and business.
• Create concise system specifications and implement changes accordingly.
• Follow change and version control processes for auditable changes.
• Offer best-practice recommendations and streamline manual tasks via automation.
• Provide application support to Operations when needed.

Educación

Degree (IT) or Equivalent Formal Training

Herramientas

J2EE

Java

PrimeFaces

JSP

Servlets

JMS

Angular

SpringBoot

PL/SQL

Microservices

REST API

XML

XSL

EJB

Struts

Hibernate

Java Security

Oracle DB 19c

Oracle WebLogic

DB2 for Oracle

JBoss EAP

Eclipse

Container-based architecture

Descripción del empleo

Responsibilities

• The design, development and implementation of applications related changes to agreed timeframes and standards.
• Responsible for peer code reviews to ensure the quality of the code deployed in the NEMS systems.
• Working closely with the Applications team and internal business users to ensure changes are developed in a way that that provides maximum benefit to the company, in a cost-effective, secured and operationally "risk-free" manner.
• Providing assessments on the impact and risk of potential changes to the systems and the business as a whole.
• Creation of concise detailed system specifications for changes that solve business needs and implementing changes to these agreed specifications.
• Following strict change control and version control processes to ensure quality changes are implemented in an auditable manner.
• Be outspoken in providing "best practise" recommendations.
• Proactively suggest ways to reduce operational overhead by "streamlining" manual tasks into automated procedures.
• Providing application support to the Operations team whenever necessary.

Requirements

• Degree (IT) or Equivalent Formal Training.
• Strong applications development experience with at least 8 years of development work experience with the following tools and technologies: J2EE, Java, PrimeFaces, JSP, Servlets, JMS, Angular, SpringBoot, PL/SQL, java Microservice, REST API, XML, XSL, EJB, Struts, Hibernate, J2EE Design Patterns, Java Security, Oracle DB19C, Oracle Weblogic / DB11g and 12C, JBoss EAP 7.0 Eclipse, Container based architecture
• Experience on Applications security throughout the development lifecycle and ability to enhance applications to meet the security best practices.
• Highly motivated to provide complete solutions to customers. Being able to talk to users and understand their requirements is essential.
• The ability to manage oneself during projects from start to finish, throughout the whole development lifecycle.
• Experience with software configuration management principles and systems.
• Experience with test methodologies and tools.
• Experience with implementing medium to large scale projects. (i.e. project that span across at least 6 calendar months with at least 2 full developers and above)